`}Y`N}v\eg  w w w . 2 7 t x t . c o m   "kΏ8^SIQ~T
 
 0,g\OTegꁒNTQ, ,gN
NZPNUO#0  , ,g5uP[fNNOS(WT RdHrCgR_S\O0
 
 
 
  0 0ZfR_eg
 
  0 0\Ot>h
 
 
 
  0 0C h a p t e r   1   YΘ
 
 
 
  0 0ςZf/f N
Tؚ	Nf[u1\N#W[-Nf[01\/f*N O-NS	gb~^8^^8^v}Yb[^̀of^[sS5vNMb__wv5e-Nf[S_6q#W[-Nf[vf[u~'YYpe^\NT&TR1\
NS5e-Nf[N0
 
  0 0@bNُ*N0We	g@w gQrvf[u,dVTyV[~w~^~vVYog_N	g@w g]vf[uSbgekuNNN4Yu0
 
  0 0`OςZfv[NR+R/f^\NTyyY$Ny
N/f0
 
  0 0ςZfvkNSςq_0/fv`Ovs`lyYl	g6rN0
 
  0 0ςq_ N*NsYNQ:_`_N:_
NǏN
TSHN^?eؚ[HNƖVcNHNўS'YN\_N/fybe5v7uN0FO/fyYSvnx_:_`V:NُN7uNbP(WyYvwiوNbbP(WyYeNvXT]vwiوN0  ςq_/fT ^ g'YvY;`O Yr vg N*NkQbssvsYN0
 
  0 0`Oɉ_ςZfvb~^\NTy N,NOɉ_Y;`OgvsY?Q N,T1\P
No\sY/f^\NT'T0HN`OsN0
NMR_N
N[0
 
  0 0(uςq_v/U NvsY'`}YS'm N*N _G A Y 'TvsYNv݋eg1\/f`
N0RY}[ςq_`OE\6qO	gُHN*NP1 6 N~'k2mmsYvsY?Q0
 
  0 01 6 N~'k2mmsY/fNHN7hvςZf
NwSςZf[YVef[
NatQ0mY_N
N_wSyYhv1\Oa` N*N/fςZf_Sg N*N/fςZf_msY0
 
  0 0ςq_uvZ傖Y| gd[7uNRB:YD0OPOPyYP[̑/f`ZP N*N	gY
Nwm	NVASt^N|ȋv\Yvw'`OŖ0
 
  0 0:NNHNO	gςZfُHN*NsY?QςZf~Ǐ`ɉ_/fV:Nςq_ُ Nu/fl^gZP7hvsYNN@bNyYQ[u*NsY?QbyY@b^g]
NS0RNvyy^g[Xb(WyYsY?Q
N0:NNHNO	gςZfُ7hvsY?QV:NyYU"k0yY[hQ/f	c]U"kve_egW{Q]bdWOcAb0
 
  0 0`OwςZf[̑+RXv	N|iv<h@\1\wSyYُASmQt^eg/f`HNbvfN?bvfNVbSN-NY؏	g~8^Oegς[2N蕄v'mPsY&^eg=\B L +o;u0S_6qςq_Owv1\S	g `\T[e\Bg_04t[vPNhV_N/fSN-NYvYS]{5t6t{P[4t\c4t  ςq_:NNHN	bpNُQ7hbTyYV:Nُ/f\̑Qss gؚvPNhV0h?b;u[_N'YY/f0FONhςZf؏/fSONNP[hhޘLh0;u;uHN+o;um&{
N{
 
  0 0;`KN}6qςq____NN_O{Q_hTeNTy7uNFO/fTyWs N7hl~ςZfTf[\bTy[^Ye^ N7hl\0ςq_؏N N*N vYY N#YeςZf0> 0 < 0
 
  0 0PNHdYςq_ɉ_1ULkvQ`HN}Y_NS/f1ZPN+RNvbP[wckvmsY/fsP[W{Qweg
N b4Y2bv0
 
  0 0S_6qYgςZfG
N0Rُ7hvsP[_NlsQ|ςq_ZvSςZf
N*YbYOYyY NP[vNmsY/f
N :Nub_v0
 
  0 0ُ7h N*NkN(W;m_(WbvTel_~ςZfُ*NsY?Q\OSb{}6qςZf_NS/f1ZPNT0NnyYu;mv N*Nyv0ςZfɉ_]^aovN0
 
  0 0Yg`ON:NςZf(WُyYeN[Ob4thfN;u7h7h|vmsY݋`ON0l	gNw4thfN;u | v0S/feu NN NN0ςZfff/f(W[݋FO/fςq_k!kO8YyY &Z/f}YT(0 = = 
 
  0 0NςZfmsY
NmsYv^݋(Wُ7hvuX[sXKNN
N/f_Nňb/fňYN_N1\bwvN0
N/f	gS
T V GP݋N NCSM_N1\bNw݋ 0
 
  0 0NςZf(Wf[!hvhsTb~_N/f[hQ	cgqyYkNvgQTL|QO@b	g^U"kv}Yf[u0
 
  0 0FOb~_N
N}Y0RON^yqQ$aΘ4Y~`O N*NNQIQNN[`HN;mJU0fUOQh'YbΘgSbQ4YN`Q
T*s`X& & *YQr*YNOwvv݋O_/}v0
 
  0 0ςZf/f}Yf[uS_6qvQNf[u	ghsv:gO0}6qyY_Nl	g*NN^yqQ$av,gN0
 
  0 0ςq_	g$N*Nz0 N*N/fVOO[:Sv+RX0S N*N/f(W^:Svؚ~lQ[|i0
 
  0 0yY'YJSve/fV*N^\NyY]v\zV:N+RX[̑	gςZfyY
NeO&^7uNVeg0= = @bNُh	NB\v\m?b'YJSe1\S	gςZfTvYY|Q{[|QS^|QOYvHY(W0
 
  0 0ُ*NGY*`v4 0 \vkςZfckLrY؏'Y$N\vN{[^ςZfSyY HY /fSHYO>f_yY*YN0
 
  0 0UvO1\{`Ovpef[/f틇e^YevTf[_N{QςZfO'YvkN'YNNt^3 8 \N0FO/fwweg1\P/f2 8 \wvl`Ok!kyY NetQw&^ςZf
NWpNc
gpNv/fmsYňlQ;Nň> @ < 	^XTO ς\YT`OYYegWbT0  \YY`OYY[`Ow}Y = = | | | 
 
  0 0'Yi`O,Tbςq_]~,T{N0uu`0R^ُ,gfNvsY*s/fςZf؏/fςZfyYY
 
  0 0> O < }Y'TςZfvQ[_N
NU"kςq_ςq_[ςZfeg Nv/f N*N^yTT,vX[(W0V:NyY	gNs(WvςZf_NV:NyYςZfS	cgqyYĉRv7hP[P*NNd~v(gvP,0Wu;m0
 
  0 01\{yYSbςZfS_ZP Ny1ZPNv NS[ir,0W[_yYkz/fςZf/U NvNNyY Nv[ςZf_}YςZf Nv)no0W	cgqyYv^gSZP_NS/f^gw0RyY^Qbe<w̑ @w __N_PNvIQ0
 
  0 0ςq_݄w]nT ^dNyYY|,v8Tk'Yi_N	gN7uN/fwv1ryYv0
 
  0 0V:NyY;`/f
NO[Nb*Yؚvg_@b	gv?agN^Q_f}v0WJTɋ`ObvcQ(WyYv8
NkS_?ag[seyY8
N;`OsQppvnv __v{0YZvlo`mSNS>f_S1r~w0
 
  0 0FO/fT7h0W`O_N
N[yYbǏYg_0yY/f N*Nl_lvsYNSBl]v_PN
N{NNv{k;m0
 
  0 0ُ7hv N*NsYNY\NS1rSh`1r_urvO `O'Yi{kNMb[R h`yYvNOŋT `Oُ7hvsYN`HN؏
N{k{kN/f yN 
 
  0 0N/f(W]Ng̑ N*N3IQfZvNHSςq_~N[RN yNN0
 
  0 0{kV/f_r@vfxy0FO/f(WςZfwNyYvW1VTNLvuZfgvʋefNKNTwSُ NR/f	gĄv0
 
  0 0bvYY0N1rvςq_0 N*NBl_-Nv[vN0
 
  0 0yY;m@wSBl(WyYR@bSvV̑=\`0WNSu}Tv_PNN}Y0yYRR0W_eu NR$ON`0 gT	bN N*NΘSv~@\0
 
  0 0yYS@wmYz@w{USv}vوP[ _@wyY_1rv~rэf gTb}vوP[gb~rg1\ NoR gYs~v;ub0~@b	gN_-N;uN N2N
N_tSvweuS0
 
  0 0 NR_&{TyYvΘ<h0
 
  0 0_}Y^8^}Y0ςZf
N/f
Nh`vyY1\ُ7hpNtvlX0WYuNyY] N*NN0
 
  0 0ςq_vW1V_{USb@b	g"NYu~ςZf0b Yr Yu~'m(WyYwegmsY/f~[
N~bc{Y^v	0ςZfbt^MRvvbN/f'm0
 
  0 0mY.^_@wbTNRNl _lbFO/f؏/f_YNegN'YY/fyYv݄w]؏	gyYvXT]0)YkN\Pf:WSpNRee[lRgeYA 8 QbKQ& & 
 
  0 0ςZf_6qɉ_ςq_wv_:_`;m@wvePbُNfPW*NM
N{eUS[v/f{kT؏ُNfv;NN _egw`O0
 
  0 0ZPQ1YSN	gv$Ouv7hP[R{|NN`hva`T`T`sQ1r06qTZPQS^0_^x^l	gx^~pPNxyv[Oeg"kςq_vyS0
 
  0 0THYtetςq_virTeςZfSsN N\ςq_Q~]vO0 N\(WςZfweg_
N&{Tq__Θ<hvO  
 
  0 0ZfZfbN1rvsY?Q0
 
  0 0b~N{kN`O^勈_ؚtQ'T~Nl	gN`O	cgy!j_u;mN0`OSNZP`O]N0uTuTZP`OU"kv]ZP`Oɉ__;mvN0ߍmsYkwegbf^g`O_PN0?V?Vb~N_Nk'`N Nb
 
  0 0
NwS`OO
NOߍvQNUSNvi[P[ N7h_}YGY]v6rN/f  b(W ``OveP1\(W`Yg`Ob`Ov6rN/fb`HNVT{  
 
  0 0kY g _Yb/f`T{ `O/fbacegv0 
 
  0 0TegSs`Ov	w<wTb_egPɉ_ُ*NT{Hhl
gR1\Sb  
 
  0 0 `O8r8r/fKQIlY0 
 
  0 0 `O8r8r/fYfN0 
 
  0 0 `O/fKQN0 
 
  0 0 vQ[b_N
NwS`O8r8r/f0 uTuT'Yiُ*NT{Hh g	g
gR'T
 
  0 0& & 
 
  0 0~gbI{NASmQt^_NlI{0R`Obُ*N[_N[`}YNvN y_*N'`vT{Hhl>m
N(u:W0
 
  0 0s(WVhQT{HhJTɋ`OfUS`w
N0R`OS1rvS^  <w[w̑ffQ@w_`NtS؏/fSb@wNO	wzvOc_{0ZfZf'Yi
NwS'TvQ[`O(WYNbMRňmsY/f:cPvFO/f(WbbMRňmsY
NP`O;`/f_
NOO[bAm2Qw[`~ُbɉ__ؚtQ  b[`Oeg/fyr+Rv
 
  0 0T@Tb}YP_NJTɋ`O8r8r/fvwckT{HhNSς&t^0(WS ^/fS 'YvYec0`OYYbSegSς&~0( * ^ _ _ ^ * ) ;V;V& & 
NSwPwPwwNJU`O8r8r}Y^vT! `Nv݋_N1u`O0NT	g:gO.^bSwN N!k}Y
N}Y6qT0RbvXMRJTɋbNSN/fNHN7hP[v0
N`S_NlsQ|1\
NS}YN0
 
  0 0 gTb`~`Ov_JT1\/f  
N{f1r
NNUO7uNf[O]1r]0__PNU
 
  0 01r`OvYYYu
 
  0 0HNُ7heg]
N/fV:NyYɉ_}YsMbuegsvswQ/fV:N	g1rMbeg0Rُ*NNLuv'T
 
  0 0 ςq_b NvN:N`O/fl	g_vSegS/f`Ov_e1\W1Y(W*N7uN
NN0 
 
  0 0ςZf
N Q_NUONNNNyYSNrr0W~N:k]vNSQ0ُ*NNLu
NSiRNyY]0lNHN ~__NlNHN}Y1YSN0
 
  0 0yYffؚtQ_
N_Nv:NNHNl4ltS NvelObk0WAmbT NvOcmsYb_avyYNegl	gُHNTǏ0ޏv`a-N$O\OJZP[u󁫈Q6q:kv!k_Nl	gcǏ Nnv<wl0
 
  0 0NTςZfSN
N(uZPmsYN0V:N^gyY/fmsYv*NN
N(WN؏yYSN	cgq]`ve_u;m0
 
  0 0ςZfU{9h,g
NS0V:NyYNeg
NwSNHNMb/fyY`vNHN/fyYBlv0
 
  0 0FO/fςZf0R^
NZP0R[hQb _ُ̑1yςq_~yYg vu;mWP[y _yY&^~yYvq_T0
 
  0 0 ςZf`OYY/frr|`O_N
N/fNHN}Y'rw0R`Oň^y#Wv7hP[b1\ɉ_v`_ 
 
  0 0 ςZf`OkNegR_b6rN4xOW+RN[^`O(Wf[!hň~`R_+RN7ugS& &  
 
  0 0 ςZfb gw
N``Ow`ZP\OňmsYv7hP[0(W`HNň`OP[̑_N1\/f*NJZP[0 
 
  0 0& & 
 
  0 0ςZf/f@b	g^<w-Nv}Yf[uFOv^
N/f@b	gf[u-Nv}Yf[u01\{yYňvQPyYkz
N/f N*NQfN,{vmsYvS؏/f*N6r
NkN\OΘ
N}Yvi[P[01\{yYvL:N>NbkhsN1 6 N~'k2mvmsY[hQe_(W*N+RwSyY[^̀ofvNwegyY_NS/f(Wň0(WNNwegςq_/f
N8vrr|/fsNR|iv(yYvsY?Q_N}Y
N0RT̑S0
 
  0 0NMR	gςq_(W NRςZfSN
N(WNN{@wcS+RNv0N
NSs0s(WbTwvSQT	g_(WNNNNNHNTl_N0] N*NN_Ne
NǏNNNN/f	gCg	gR	gNsQ1r	gNgq~vi[P[dNςq_YuNvT]yYNHNl	gN0
 
  0 0FO/f\ςZf؏b	g]0Pςq_vyYf[O]1r]0
 
 
 
  0 0C h a p t e r 2   JT+RUS
 
 
 
  0 0]Ngv)Yl؏/f	gNp0te*NW^ceS@wY+gvYO)n0
 
  0 0l	gy
N _u;m؏/f~~0
 
  0 0ςZf,d0Rςq_(Wؚ~lQ[:Sv\lQ[9 |i	N?b NSvK\P[0ňO__Ŗ0yYNMRSegǏQ!k0
 
  0 0YN,dNǏegS,g_zzevK\P[ NNP[S_nnv0
 
  0 0+RX[̑Yu~HYOO0ςZf`bHY~ N~yY N{0FO/fHY
Np
N>e_ςZf N*NN\_NI{0Rؚ-NkN0kzHY/fw@wςZf'Yv{vkςq_؏P*NkN0
 
  0 0ςZfZWc`] N*NNu;m0Teg'Y[T  NekHYkhTVǏeg.^ςZfZPmSbkbK\P[TPY|ߘ0
 
  0 0U`ON:NςZf
NOZPm	gĉ[/fmsY
NZPmvTSckςZf/f<@wf[Ǐpjv}6q
N_}YFO㉳Q])nq~[lN0
 
  0 0yYMb
NPN[̑l'YN1\SSYVSbTlbbSYbTvl(uv\i[0
 
  0 0NMR/f1uS:gNgS _fc
NNf[FOςZfQ[NT-dlQf
Nf[bNgS~N0
 
  0 0ςq_	g$Nf0/f+RNv0vO`OSNsKm0Rُ*N+RNv'`+R:N7u0vQ-NyYQfxyvO}YTmYbS(uN  ςZfNaƋ0Wce	gsQyYv
N}Yv_vN0SY NўrvςZfs^e
Nf[(uv>e(W+RX[̑vf^̑0
 
  0 0eP[s^m0WǏ@w NhTǏSN0ςZf(WNMRl	gNHNyr+RvSS'Yi1\/fkNMRf[YNNSa_{N NN0
 
  0 0Pُ7h_NlNHN
N}Y0ςZfS/f`[[YYvǏeP[0I{@wft^mQgvؚ06qT
NS 'Y0*NhQV NAmv'Yf[FOv^
N/fv\vMRQ
TNςZfs(Wvb~Oc0Rؚ1\SN
NN0@bN_N
N \OZPNHNyr+RvRR0
 
  0 0FO/f	gNSw
N`ςZfǏ[3zeP[0
 
  0 0Ps(W>ef[NςZf6eb}YN̀
NfNSQY-dlQfV[0
 
  0 0ؚ	NNsYe[S	gNbOONyYvS0ςZfeueub4Y|Qb<wؚ]ݍ= = 	wN N<wegNv8	g@w}Yv~ag NSQ6qv8wP[ؚؚv;hNbv4VU'}b@w0
 
  0 0Q6q0 N*NyY,gegY\	gN_v
TW[0
 
  0 0$N*NgMRǏ]Q P`TuLR
NOrǏyYvN0
 
  0 0S_6qv^l	g[yY bNHN[('`v$O[1\/fN0
NN:N/fςZf `~bz6qrSNHNv/fN]>e_NSN NS `OTha_
N N7h0 
 
  0 0'Yi/f]*YQ`NST0RNN'TuTuT0
 
  0 0
NwS:NNHNs(Ww0RNςZf[hQs^YfW6q0
 
  0 0'Yi/fɉ_ςq_N
N(WNN؏	gNHN}Yv]S	gNHN}Y`v01\/fɉ_NV:N]vkNR_NN6rNNэeg~bbb
Yve_E\6q/f`(u:_v_lb/g+Tϑ0[hQvΑNl	g'Y0= 0= 
 
  0 0sSOwvTQ6qSuNgNaeKNYvNQ6qY(WagNHN}Y{wegZN؏/f*N*gwpebT0
 
  0 0ςZfuASmQt^egv3ovg  Zv  OYeQ	g(WmYvv`a_[KNNNHNsY
\eN P e=ewςZfvX _O[1\lN_ _>eN0> o < 
 
  0 0ؚ	NASsvQ6q0#W[-Nf[v^Ti,{N
TΘNNiriv,{ N
T0
 
  0 0Q6qKN@bNc^Ti,{ N
Tv闈ob:NΘNNiri,{ N
TߍNfbcsYgSvs~[[RvsQncNvsYgSN:Nbk؏l	gǏ N*Ngv0
 
  0 0vQwO8'`<hv`R>l_OWb~_p0SbgekuNvxQWNh0/f#W[-Nf[X=RP[Ɩ-N%v'Y0SOPOP@b	g^Ou`Nޏ!hcNvQ*N4YleN	NR0
 
  0 0nc<ON[/f#W[-Nf[ g'YvN0SvQ[^̀of_}Y_:_'Y	gV _v,g0
 
  0 0S/fNeg~bbZPNHNςZf<w̑Q@wu`0SQ6qS/fv@wςZfw0
 
  0 0	Ny0
 
  0 0kQy0
 
  0 0	NASy0
 
  0 0kQASy0
 
  0 0hTV]~Vepe04Yv
NQ@wO'YW[   	NkQ 0
 
  0 0Q'Y^T_6q{N6qT _S ςZf0 _wؚRsYX\Sepe0ςZf`N`'`vmsY_{~NW& & }Y`Bc
N35g0
 
  0 0Q'Y^TZPN N*NSNQ
N,ghT#W[!hVkQfShT
R4YagvR\O  bwςZfvKbb@w1\p0 NS b`OV[0 T̍PX NGr0
 
  0 0pQASs|YςZf؏SN,T0RTbOppvX  
 
  0 0 ncQ6q N*NYgl	gNsYgSN'Y[
NwS/fNHNSVbTS& &  
 
  0 0ςZfPP0WQ6qb@wp0Rfh(WNvT:gfbMR\PN0
 
  0 0wNR\O)R=0W4b
N[hQ=^6qT_N"N~yY N*N0cQfS _R\OOv
N:gfSRfP[0
 
  0 0l4Y NwςZf؏gc@w N*N[hQ=^FT#a0Wz@w4V]_ _vP7h{S msYςZf\Y
NO/fNegl	gPWǏ:gf'T 
 
  0 0UuS0\O:NmsY^勁VT{+RNv0 CT/fl	g0 
 
  0 0Q6q_N^iN NN_6q8OKbǏegbgNbяbǏyYKb-Nv[hQ=^fyY4b
N0
 
  0 0NvKbc_OoN0ncN_SbgςZf _Y(W-Ng`ُSKb`7hb+RNv;P[c_Am@6qTl	gX0WS{0SckQ6q]~lǏ̀[@wyYw
N0
 
  0 0 
Nf0 
 
  0 0 U0 
 
  0 0ςZf9R0WOPW
NS0Kb
Nw勀_T?Q>eMb}Y0
 
  0 0 
N`TdNS1\b'}bvp0 Q6qvX}YP&^@w NN	a`Tcc0
 
  0 0 `O0R^`r^V ςZfMRbvgN0:NN\}T@w`VNVN8OKbbOONvp0
 
  0 0 `OV[JU0 
 
  0 0}YP,TKbN\_`Oe
N/f-dlQfegf[!hv0bwv
N/fEeaSb,T`Ovmo`vJU/fNN*Y	NkQNHN؏p`}Y~b,T0R0QTf[(W_̑xx_0
 
  0 0lck_Q:Wv\_Nff/f'Y`O gяُ$N*Ng	gaeaTbNSb,TςZfTf[vN`& & 
 
  0 0 b؏
N`V[0p`O&^bSX X vD i o n TaU^0 
 
  0 0D i o n vQ[1\(WςZfvlQ[Dя0ASYRvz0
 
  0 0[vňO_)nŖ0S/fςZfňmsY`N`NU"k NR_ŖvN0
 
  0 0NMRQ)Yea-NpۏSKNTςZfl
NU"k
Nُ[^0U"k̑vaɉffgTvopIQ&^p݄vPNhTV%_+o@wv/fTaUv& & g@wzYw)YzzbabavNfNSbўfYbmBgvNLustqjz; _eg_̑tS	gN NyN*g	gv[[& & yYNS@wُy[[-NS&^pꁗ_vaɉ_`e1\dk\POO0
 
  0 0Scks(W N*NNOOlN{0ςZfޏ~Q)Y>ef[Tegُ̑0U@w悩mSSmvTaUI{_)Yў6qTQV[0
 
  0 0S_Q6qbΘvT\P(WD i n o bMReςZfSsُ/f*NvQ[0`Oɉ_T N*N!hVў.^'Y N*N$N*NgMRfa2kOr]vNegُHN N*NŖ	g`v0WeTT
 
  0 0FO/feg
NSN0Q6q]~b@wFT#avgN_^̑p0ςZf0R4VvgS݋S}YTNNS   bl􋁉T`O Nw0 N_Nl(u0= 0= 
 
  0 0	N]~8^PWv`zT҉=vMOP[0ُ̑Ɖ҉}YS
N[f+RNw0R0
 
  0 0ςZfpNaS^GY0Q6qpNfyr[PW(WyY[b0ςZf[TaUl	gNHNN0S/fU"k[悩mSmvsTS+T@w(W4V̑baba0WTTNS0
 
  0 0Lhv N[t^{v`OU0R NJSNNbcTaUogP[egU0Q6q_6q[ςZf b`ՋՋ`Ov0 
 
  0 0ςZf؏lS^ǏegQ6q1\_0WbNNvogP[NbcN06qTl
NUN NSNbMRS,g^\NςZfvogTaU0
 
  0 0 
N`HN7hV0 Q_ kAbv݋vgN8
NtSn/f{[0
 
  0 0ςZf؞00R^
NU]bMRُogNUǏvTaU<OُogTaUMbUN NS0FO/fS
NbcVeg0bcVeg  _N
N'Y}YJU0
 
  0 0_`N`Oُ/f(WZPNHNtSɉ_l_ُyNZPNNeg
N	c8^tQLrv0@bNI{@wNHQ _S0
 
  0 0 `Os(W N*NNOO 
 
  0 0 U0 
 
  0 06qT_ENvY؞0
 
  0 0
NwS:NNHNςZfv^l	gɉ_ُ7hvY؞	gNHN4\,\}YPTN(W NwsSO
N݋_N/f_6qvN
NO4\,\0
 
  0 0Ɖ~
Nw
Nɉؘ0RNzY0)YrnnffNYU^<{iNُ^W^^\NYZfvptSMbRRb _7^U^0
 
  0 0US	gN4nNO4YUSN0
 
  0 0~~wzY0
 
  0 0& & 
 
  0 0^N= U[N
 
  0 0ςZf_6qwgNRMb
N\_W_NvGrk0	gNg6q0Wb4Yw[b0Q6qv8(WopIQNE\6q	gQR)ngv^yr0vIQ`HNTLhv`O7uewsYev<w^yHNP
 
  0 0 ςZfZPbsYgS'T0 ςZf`]v35glQ'T`HN}YPQsN{^,T0
 
  0 0 `Ol,T0b/f`OZPbsYgS'T0 ~_vNOSsُ݋v7ui[P[P^lv8
NE\6q	gQRSuv~Uf0
 
  0 0S_6qςTf[_f>f
N/f~_vN0
 
  0 0 1\ُHN[N0NTk)Ybc`O
NNf[0 
 
  0 0ck(Wru-N N,Tُ݋gNv`~l
Nur@wp  }YP	gNc
NNf[_N
N[(Wv$clQf Np_N
N}YsyYS
N`b vS:g~bVeg  ςZfS_NpNp4Y0
 
  0 0Q6q}YP_N	gpaYFOl
NU\ _'Y'Yv{[08OKbǏegcOOςZfvKb0 NMRvN
N}Yv_N'T0Tb(W Nw`OO__PNv0 
 
  0 0ςq__Nُ7hSyY__PNςZfQ!kp4Y0
 
  0 0Q6q_6q_eHY<OvWN4V҉ `Ow
NwSb(WNHN1\p4Y 
 
  0 0ςZfSpNp4Y0
 
  0 0Q6q؞& & 
 
  0 0
N/f
N_TN
N`HN	a_v ,{ N!kN[c S/f
N`0ςZf/fxQW}YN$Ou_NuvNǏ`uKN{|$O^y$Ov`~Neg
NO(WyYvwɉ̑\P{*YEN0
 
  0 0N'Yi/fh`Ǐbv'TV:Nςq_0s(Wςq_
N(WNNُ7h:y}Y/f_NSςq_NMbO?aaTbNя'T
 
  0 0fUOQ[ُ7hPN'`:_v7uuegb~*g_	gHe0N[]wNtQb~SONtQ'Y01\zNvajNssSYUOeP[*YeJN~bpNZP_N
N0
 
  0 0
N'a/fςq_vsY?Q`~!j_
NT[8^0
 
  0 0ُNNYebN
NwςTf[hbFT#aFO/f'Y̑b^Xv~[
N/fFm|0 gY/fߏNpvQ[؏/f_O`v0Sُ1\/f O-Nv'Yzfa
_ 
| | | 
 
 
 
  0 0C h a p t e r   3   ~O
 
 
 
  0 0 NTk)Ybc`O
NNf[0 S_R NeS__[f1\NQegFO/f/{_wegvǏz}Yu0
 
  0 0Q6qTf[s^eߏ0R/f[8^Omv0ُcςZf
Nf[6q_we0
 
  0 0ςZf[OO[:SvSQ6qaw<w`_0Wjk(Wfb
N0 NςZfǏeg1\VV bs^elwُHNeǏ 
 
  0 0ςZfTf[ N8eُ*`bT`OS_e/flcb
NNf[b/f`OsYgST0
 
  0 0Q6qelN>lVNVNS_f+YN0
 
  0 0#W[-Nf[vkQfS1r}Yw0RQ6qTf[Qe
Nf[]~__Nv^N؏}@w\	g
TlvmŖWsYςZfTf[e*NSp@l~0
 
  0 0Am Nky Ns|vAmHr,gY7h0W Od _eg0
 
  0 0ςZfTf[6e0RsYubUabZYb(`h`vƉ~epeS0FO/fyY_|v^y~~_eucN0
 
  0 0u;m؏/fl	gNHN'YvSS1\/fk)Y
N(uS$clQfN]0
 
  0 0؏	gk)Y	gNjyY Nw>ef[TSD i o n UTaU0
 
  0 0TQ6qQ)YvvYNegbabaq`weg0vQ[$NNvNv^
NYflNHN`݋~~0ςZfv^l	gY\K`1rvaɉ0
 
  0 0yYu؏N*gQǏ]/f&TU"kQ6qُ*N0_Nl:NQ6qYU"k]0S/f:NQ6q'Yi'Y|'YT{NvP\`bcSn|\܃ՋՋ0(WSs]vnx_nmesTTN^勈__1\O1YStQN'T0
 
  0 0Q6qNǏ_YsYgStSNl9Ǐ_`STsYi[P[f
N
N)nghT0R0W,g
NsYgS[NNegv\O(u1\/fTTNgSQSsveP+RN&^sYgSN_N	gsYgS&^v^N'Y/fe\oNs_ _v{|W"NeU_N
N"NbP[
N/f0
 
  0 0vQ[Q6q~8^bcsYgSN`p ]vER_:_'Y6q/fvQ-N N*NSVFO;NSV/fNsYN(WNFTENN1\:N]/fyr+RvߍN
\'`P[te)YN NN_eJv0
 
  0 0kY `O1r
N1rb 
 
  0 0NSVT{ 1rJU0 
 
  0 0yYNl
NO~~ b/f
N/f gyr+Rv 
 
  0 0NzS /fJU0 
 
  0 0yYN1\OcQ^g`O~b)Y0WEN1r
NSvO0{vbNp{k0
 
  0 0@bNQ6qTf[{QbNsYgS gk*Ng Nbcv}Y`N`0(WR _YN_veP1\}Y}YZ}Yce0
 
  0 0Q6q6ql	gTςZfZP N*Ng}YZ}Ycev~[0N[
NTςZfN_$N*NfgNNE\6qSur0RςZfv\Kb Np_N
Nbe>w0bcNMRT+RvsYNNeSU\0R^
NSN0
 
  0 0TςZf(W NwQ6qE\6q	gy,{ N!kNsYgSv__'} _S_
TؚtQTnvaɉ0
 
  0 0NNNv,{ N!kck_ Ob vzz/fNHN7hv
 
  0 0NNQ6qea-NwPwNkNy[OcwPbvꁶ[lQQhvgqGrYDRgqGr
N*NYZvsYNv~Deςq_& & 	g NsY?Q
TςZf1\N#W[-Nf[ؚ	NNs& & 
 
  0 0
z~gQ6qSsT]Tf[!hTt^~vςZfTf[vhs<O_Sg_msYGPYyY& & yYG0RُyN_N
Nbe _lb00ReςZfTf[uTAmm$Ou2k~SYH\0WV[JTɋvQkvQk_N$Ou2k~`
NS_R0
 
  0 0b@wُyb
Y_tQ6qTf[Q[S OO ςZfTf[SyYk:PsYP0
 
  0 0(W
NebςZf0RRlQ|igNvawɉN(u?bv^NHQTf[.^yYQ}YGPag0
 
  0 0 Njub
Y|QP`T[ TSPKN:_;TKN& & 
 
  0 0SOPOPHN~~eYvsYi[P[tS	g@w`NvrSRyYrr0WTNNvb _ Ns|vݍyTe$a$a0W _ T M D {kRrLRMRN[؏T}Yv~b	NRer^pbH͋
NeL
N 
 
  0 0Q6qOONSُ1\/f O-Nvr%`N_NOXT
N[/fTQP[%`N_NOTN0
 
  0 0 & & `O0 
 
  0 06qTςZfQN NkNN_`狄v݋ bw`OYb_OvV;Tb_N
N0
NǏ1\/f`~!j_	gp
N[0e6q/fςq_R_v/f`O6rNsQ`ONHNNJU`O_N/f7uNb1\
NO`ONTZP0R[`OFZ~[_
NN0`OXX'Y7uN[bُHN*N1_sYP[(u:_`O_N
N`+RN{݋[(W`b
Y`O_N勻S~bςq_	g,gN1\(u`OvERbyYR_0RKb6qTQrr0WbyY~)uNMbSS[0 
 
  0 0#aN	NASy6qT`ςZfv݋  }YPv_	gStJU0
 
  0 0Q6q'a_Y  yYcOvb
YSeHhk]veHh`NOYN0
 
  0 0	g@b`0WwNςZf NO~NQQ NS `OTha_
N N7h0 
 
  0 0N6qT{S `ObN0`OSNpN0 
 
  0 0dk(WQ6qvw̑ςZf/f N*N_yr+RvX[(W0NwvQNsYN`HNw`HNɉ_ebabaޏweMa_0
 
  0 0TegkNNg6rNT*NsYNvN6rNSsN06rNQQ0W[kN YgyY`ASt^MRُ*NMOP[1\
N/f`OvN0 <ODe
N>f:y*NsYNN6rN~Ƌ_N1\/fASt^Y Np0
 
  0 0QTegE\6q,T*NsYNQfxyvmo`06rN}YP_$O_0_Nl	gQS~b+RvsYN0
 
  0 0FO/fQ6qtSKQ6R
NOO]`eg~bςZf0`wSyYO
NO$O_ N*NNǏ_}Y
N}Y	gl	gN:kyY  [hQ
N_]1\/f:kyY g{_^ǏvN0
 
  0 0v0Rz(WyYvbMRw0RyYO6qOc@wmsYv_{8
N}vv0R	gNfvvўN~gvwS	gN_TSevRwm!cOON4Y__S)Y6qyŖv	wnov8wP[upRvkwk:cv;P[|~vUt0
 
  0 0Nw@ww@w{veQNُ7hvN[v^
N/fg:Yv <wvFO:NNHN1\/fSN*c
N _Ɖ~bTyY
NceS@wm6qu ovl(tSOPOP8T_N`f`я0
 
  0 0
Nw
Nɉ1\8T_OON0
 
  0 0* * * * * * * * * 
 
  0 0hT+g0RN0
 
  0 0	cOQ6q/f N'Y\_V@wS٘ffUSbgfUck8^pv1\/fTQ*N}YvTNURZONHNv0
 
  0 0ُhTTuP[NN~}Y(WNN`8^SvS e v e n R'TZONN5T@w􋁉ƋƋeZP[SQ6q&^ςZfS0
 
  0 0Q6qvNTN}YDQ_Y\/fwSNςZfvNvFOSY
NNwQSO`Q0Q6qs(WُoR7hP[Rf
N'Y[R0NNP`OOςZfُ*Nwweg1_
NyΘvsYi[P[0R^	geU,gNSꁶ['YYdkl'`0
 
  0 0hTNNHSbςZf0RyY[SeQ6q\PNNegwN<wςZfSd _8S0{KNT~N _NSςZf
NS0
 
  0 0N6q/f^gςZfSvFOSɉ_ςZfTN.^P[rgrS
N/fT NagS
NvN`ςZf
N^0
 
  0 0ςZfO4Y`N` b؏l	gSǏR'TbT1\Sww'T0 
 
  0 0Q6qؚtQv{kFOb
NSmm^S U0b0Reegc`O0 
 
  0 0* * * * * * * * * 
 
  0 0hTmQvPZf0
 
  0 0ςZfz@w\qawcck(W^
Nb@w^ZZrqw=\
N(u'mPsYNMR&^~yYv	0
 
  0 0ςZfwRcSُ*Nf[>m/f	gS݋SbRagNyY  g7u;Nb1rv/f`Oُ*NNS/fp`}Y`Ov7uN]0
 
  0 0B L /f= N*N_͑_;NvAm>m_YeP$NuSNbc(u0B L v^
NI{TNs[u;m-Nv7uT'`K`0uTWYN`av[hQvSB L v;Nw[a/fsY'`~^7uT'`K`0sY'`1rwb_v7u'`lNvQ-N ~va`[hQ/fQNsY'`ꁫv)Y'`ُT7u'`1rwsY[(Wl	gNHN:S+R0
 
  0 0(WςZfweg=  kwvel0Rv~p0~|0)R0kw0jm+o& & l	gwvl	g
N}Ywv	gvS/f
NbSopz^v:S+R0s[-Nv
N[fOO NNNlbTZbveW[0+o;uNLu(W̑ NRv NR~N	gN[vS0
 
  0 0݋ςZfckw0Rck~~vsQ.Y  \SN:N\;e NST+RN	gg1rv
N/f]@bNb
Y'`0W;NRS~b Nv[]	gav\;eNS\;eNSb\SAdP(W0WckQYX X O O veP\;e NSNۏeg& & 
 
  0 0z6qKb:g_
NTe[0WTNweg N
NS	gYY}Y	gYvi[P[P*N[& &  = _ = | | | ςZfTf[4Yvepeў~n840Wbw5u݋/fQ6q0
 
  0 0 bASRT0R0`OQY}Y1\Neg0 
 
  0 0Sb _cgdN!h
g1\/f NrvmsYňlQ;Nوl NNwwegTQs(WR'Tُy:W@bv0
 
  0 0l
Nэ0RSY N?bS,gςq_OOv?b0Sb _kRMb*N'Y
N N
Pvcg̑bvc
g& & NmQrNi_eeYYYi_0Θ<hYyY7h'Yƀ'`aؚ5xQŖn~mŖ& & 
 
  0 0ςZf	N NNn~mŖWv}v^+}rxv
T&^ޏcو0
 
  0 0ςq_ؚ Ns|mQNςZf Ns|mQ	N0(Wςq_
NzweghQS_'}'}vMRQTوFdNl(WvN
N/fn~E`ςZfTf[zweg1\
z>f~gWوFdR}YnOONvP_Nn~SN0
 
  0 0mb8m
N NpmU0
 
  0 0b
NmYvC h a n e l \KbcSbKb:gSS^XۏS0
 
  0 0bc
N NS}vrvؚߍ~&^Q0
 
  0 0(WQ5uhSvTec
NmsYLr_{0
 
  0 0Q6qw0RςZfQs(WƉ~VQY	ZwZIZ~0W Nek NekTNpegƉ~O~(WN*Nbababяvq_
N0
 
  0 0_0RςZf~N(WQ6qbMRz[eN<w̑gycяK`vN_6q
NNNKNN}Y{8OKb.^gNtNtwwv4YS0
 
  0 0gNMb`w_h4YN0= = 
 
  0 0Q6qzR NKbXbOOςZfvT NKb-d(WςZfp
NbyYRT]0
 
  0 06qTNO4Y;TOOg _4ng]ENvU0
 
  0 0)n)noov	gmmvwvsTS0
 
  0 0>e _TS8OKbbςZfv4YS~cqNN0
 
  0 0ςZfNO@w4Y0}vvv8
N<O	g~Uf0lS`b`HNSNV:N N*N;T1\
N}Ya`bvt`S/fSU\b:NeeNvrsYrsYPsYv
 
  0 0N/fb4YtvlX0WwTQTf[0
 
  0 0QTf[wNyY N<w N*N[hQ=^Ǐeg pN0 
 
  0 00RNS e v e n ςZfߍRYYۏ'YV<Ov
NOOvwPwPSbϑ R'TSeg/fُ7hP[v0ߍ5uƉ
Nv]
NYV0 
 
  0 0Q6qb@wyYvKbUNbkQbۏN NSS0̑b]~PW@wV*NNN0w0RQ6qTςZfۏeg~~zweg0
 
  0 0 ?V'Y`O;`{egfU0 _ĖSvU/f N*NؚXv'Y*NP[ؚcя Ns|]Nv_|r	gQR_lVnsTSvj=r0ςZfɉ_ُ/f*NUS~=r_vN}Yau0TegwSNSPޘ['Y[SN'Y[0
 
  0 0 Tُ
N/fZP[T ,{N*N݋v/f N*N*NP[v[k~~ؚ(W Ns|NNN
N Ns|kQNNveeŖ8 NoR}Y}YHQuv7hP[FO<w[wRffυ@w|f0TegwSNSN0/fُ*NȎvQRV{v;N~S1\SQ^0
 
  0 0 ZP[/f*N\NJU'Y`OЏl
NV ُ݋v/f N*Nwweg_uv7uu0~ Ns|kQvؚ NSRBvCh<wzcSbnb_bΘ_p0ςZfffsKmُ*N[O N[_ΘAmn`0TegwSNSZifq~SuP[0g6q_4R
 
  0 0 
NǏُ*N}YPT'Y`ONMRv[Θ<h
N*Y N7hJU ُ݋ N,T1\wSُ/f*Nk#a4YRv;N0 Ns|NN]SvE\6q_S1rTegwSNS[0~Sgj= = ! 
NǏ[Tf[_cegjُ*N~SY!kwINSb@b~NNS_ N*N\,TwegM A N  Npv~S  ?0= 0= | | | 
 
  0 0S_ςZfw0R?vePl
NNJUJUJU^^}YS1r}Y\SUߍRR(W[̑wv+o;ufN̑v\Sb_a}YP^^^^
 
  0 0  ُ/fςZfTf[,{ N!k(Wu;m-N[@ww[NirNu990"O"
 
  0 0w@wςZf(uꕮNvvIQw@w? NT[]Y_OvQ6qTf[z6q'} _wegSςZfU"kv
N/f]ُ*NWvbMb/fyY7ugSNeglyY(uُHNpRv<wIQwǏ]0
 
  0 00OQTf[wSςZf[?pplƉvSVN[
NO^gςZfwN_N&^
NُyppN0
 
  0 0Q6qTf[_
N=rޘN}YQ*N<w RǏS~g0V:NN
N&^P[v݋fV:NςZfwNv<wIQ0
 
  0 0gTf[ɉ_NbQbQvNNHNeP`|`Q'YN`wQ'Yteʆb
YNvKbk
NySbN*NQ0
 
  0 0?w/f*NUS~S`vi[P[0
 
 
 
  0 0C h a p t e r   4   NY	g`Ojb
 
 
 
  0 0Q6qc'}ςZfvKb0evQN0W _S Uُ/f`ON'YZςZf0 
 
  0 0؞N NOSS `ON]n@wegbN~0 ]+R_G
 
  0 0Q*NN__1\NvƋN0
 
  0 0ςZfSs1\] N*NsYu`HNNN
N&^sYgSegvT0N/f\XQ6q0
 
  0 0Q6q`HNVT{NN&^sYgSeg	gNNOTsYgSZPNk:RovR\Ob`,{ N!kbvgS1\~`OYuN
N}YvpSa@bN
N~NN&^T
 
  0 0S_6q
N0
 
  0 0N/f _s{0WS `&^eg`OwNOQS0 
 
  0 0ςZfў~0}6q]_
N{~rFOyYُP[؏lV:NYQSǏ0
NǏS_N_NlQ0
 
  0 0ςZfP*Ne0W(Wew@wNNURJ)Y __p0FOُypf>fN]esQ0
 
  0 0p/f+RNvFOyYw@w_N]~__PN0]ASQt^eg/f N*NNl	gNHNgS0yYUaQ6qT'Y[0uP[0Q^0?vyS`SN NwUR_NSN NwQueQ{k0
 
  0 0vP\Oob
N]1\{{0NNyYURyYc
NǏ1\U
NQS0
 
  0 0\яpNN؏lceOva`ςZftS]~4Y_UfN0ُ/fyY,{ N!kUُHNYR0yY{{0WobQ6qvc0
 
  0 0w@w _Owv8}6ql	gPvQNNe_`v{h`^yrRf/fgT)nfv0Nv}Y~[}Y``
NST0
 
  0 0Q6q Nv	gYuavςZfyY N8vaNV&P_dOOyYvpςZfzR`(WNN
N0$NS\Kb eǏS_NbOOQ6qvp4V̑UU@w bawɉ0 
 
  0 0
NTNNMRvQNsYNvyEeavcQ6qtSɉ_hQ~ހS_RYOea@ml~Nweg0
 
  0 0N[N[^yw@w `̑f>fۏeQaw wr`v\_
NOO(uKb{byYvT̀P/fkNTtZi[eQaw,0
 
  0 0evNw_RftSNHN_Nl0NNNv؞QY
N 1\]~N<w^yNAm̑wS'Y[`qQThva`  'Y[NwvwۏSN0 g}Y
N _SSbpbNN&TRbNO{k__`0
 
  0 0Q6qbςZfbw"NNS bNHQpN0 
 
  0 0N
Nbe:gf`ςZfOPW
N3z0N/fSbNQy_̑`@wpNэfN0
 
  0 0ςZfvRT_}YS/f[Y0Waw@w0_N/fV:Nl	g_S/f_]yY'YiV&PfY Np0
 
  0 0NNQyQ6qMb`w]9h,g
NwSςZfOOQ|i0Q6qNςZfQXςZf<O/f,T0RNTVNQSFOQ6q NS_Nl,Tn/fNHN0
 
  0 0S}YSkS[vkSN0
 
  0 0kS'YS6q/f_ςZfvQ6qk)YcςZf
NNf[_N܏܏0W_NǏY!kN0wQ6qNlQ;NbvYRb@wςZfςZfvKb6q0W (WNvP[
NfRnx[NN/f`Ovs`0Uُt^{v\OP[_
N[\YZ_SO4gq~V
 
  0 0kS'YSS_N_p_0W.^_gςZfvOO[Sv^JTɋQ6q~ςZfUR6fUNHNv0
 
  0 0(uςZfS̑vS _Nُ}YP/f,{ N!kۏςZf[E\6q
N/fNyYNve_0
 
  0 0ςZf0R[S1\wSN0S/f|^y؏/f	gpM``0Q6q _s{0W \+sbHN0Wb`OVeg/f
N/f~pVYRJU 
 
  0 0ςZfPP0W `ONHNVYR 
 
  0 0le0RςZfُHN =r_ #aNNFO_NwS/fV:NςZf'Y
NnvEeS`QIc_yY NN bNZfYuNeg`HN7h 
 
  0 0ςZfOp4Y0 U}YJU0 Sck[̑؏	gzzv?b0
 
  0 0b_Nwv_`'Y'YvK\P[̑;`/fS	gb] N*NNvaɉN0k)YZf
NawMR;`/fb,gf[`N
NvfNw0R<w[wSVMbawawɉe _@wgTv^4YopT(unN[esQ:gvM P 3 >e@w{gvPNMb[3zN0WawS0
 
  0 0kS_JSY̑iVh`;`Q!k,T}YENvPNMb[6qeQaw0
 
  0 0ςZfNeg/f] N*NNFOtS g[`ўfNd[r0
 
  0 0,T0RQ6q􋁉YuNegςZfflv'YfnNQR`NS/f _s{vS%`%`0WYRNS 1\ُHN[N
N
V 
 
  0 0Q6qwv#aOON0FO/fN`HNOb~0ςZfva`^
N/fN`v*Na`'T0
 
  0 0ςZf_NaƋ0Rُ7hONOSʑ0WS bl	g+Rva`S/f^g
N;`/f] N*NN& &  ݋S\POO:NNHNJTɋNbTNSl	gjbvINR0
N N[j(W0ޏ]/U Nv gNvN_-NyY_NNegl	gT]awǏ(W+RX[̑ޏTyYOOv|iB\_N
NT0\eP؏TgY NwawNaNTyY1\Bl] N*NNawN0
 
  0 0,degُ̑dNQ
Nf[fяNT`rz_N/fV:Nُ̑vzzl	gHN'YHNzze؏	gEQn*NyYSYYvNvsTS0yY[_Y Np0
 
  0 0JS*NgvvYNegyYv^
NSQ6qu	gQRU"k0S/fyY_N
NwSُyU"k{
N{1r`0FOeuyY/f
NO_1r N*NNv0yYS1r`EeN̑NweQ1rlvN_}YP
N/f]vU`TPNhQ|(W N*NN
NYg_
N0R@b1rvNvV^1\1Y=v{kYg1rv*NN
N1r]Nf/f_$O_x_{k0
 
  0 0ςZf	gNt:NNHNςq_
N[[0W[@w NN1r`yYv`NyY/fw_U"kvFOS
N1r0yYS/f`NS+RNsQ1rv)nfV:N+RN~yYvS/fRyY_NSVb~+RN Nppvw_0	gN`~yYhQyYtS
N0'Yi/f
N`b@b	gv!ˆ>e(W N*N{P[̑
NbehQ_0WO` N*NN0_N/fV:NyYe]l	g[tev N_SVb+RN~yYv[te0
 
  0 0ςZf
NwS]O
NO_NTςq_ N7hFO/f[_1r`v`^
N 4ngYLuv)nfFO8l܏1r]Y Np ُp/fv<Ov0
 
  0 0Q6qN6q0Ww@wyY{[)ng1~0TQNyY_fv݋ }Y0bj`O0 
 
  0 0Yg`O Nv[bُ7h)ng0W{b
N~`ObhQ萄v_bOɉ_N kN`O0YgbvSO/f`O`vbvSOY~`O	a`b_NN-NNS0R	a`v`O1\S'T0NOv<wIQ
NtbvNvΘ ΘS	gNHN}Y(Wavςq_/fُ7h`v'T0
 
  0 0ςZfɉ_]SN㉆Nςq_Y Npf}vyY:NNHN
NvO1r`tSSU"kN7uN̑[~b1rV:N+T{̑v݋̑v)ngN[1rwvN_ɉ__)nf0
 
  0 00R^/fNTb Nwaw؏/fawςq_Segv?bbT}6q^%bcǏNFO/f N*N7uNaw]SvkNv^Y\
N'Y}Y0b]
N`awςq_v^& & weg9e)Y)TTgYSNb _^~bcN0
 
  0 0ςZfck(W_~~0WQ0
 
  0 0_6q_w]^
N؏leg_S6ebv=\B L +o;uYgQ6qw0R& & 
 
  0 0 JU   yY'YS NX@wэV]?bsQ
Nb?b̑v
NoirTtet}Y^XۏgP[̑0
 
  0 0[S̑Q6q_
T_+6q0]pN:NgN/fT`RMbv݋N0؏}YsQ
Nv蕈__S _N0
 
  0 0ςZfz(WyYv?bS	gNIk6q<O0W ;NgS?b/f؏	g N _zz^FO/f/fbYNMRawv& & 1\YH\`OTb NwawN0 
 
  0 0Seg/f:Nُ*N0<OT`O Nwaw
NS YH\ 'T
 
  0 0`SNO[؏VSVNvgNň\O`v7hP[6qT `Oawɉ	gl	gNHN
N}Yv`N`S+RJSYbb"N^N!  
 
  0 0ςZfTf[`HNwS]awvYUOFO:NNbP[[_}Yv PbُHNmsYvNawv`HNS
N}Y 
 
  0 0Q6q{0'Y{0 gT{N0
 
  0 0NςZf0R^	gl	ggebqS:gaƋvQ[؏/f	gv0hs(W  
 
  0 0(W]?bvtm[mǏo0ςZfz
N gO[vawc0yYawɉ NT`N`Sz NNvawc
NzQc0ُ!k~Ǐ_#cNbvQ gTQ[zQ
Nzc0zcawɉwv_
N
gJU0
 
  0 0Q6q(WYbvtm[mNoz
N}vrvhQev7uXaw0U/f(Wςq_?b~b0Rv0= = 
 
  0 0ُ*NeP]~_ZfNecTNQhf NpJS0
 
  0 0ςZfgqO _NgTfĞv^4YopPW(W^lb9TΘ:g9T@w4YS0
 
  0 0Q6q Nۏegte*N?bOEQnNgyf'fvlV0
 
  0 0 beg.^`O9T0 cǏgNKb-Nv9TΘ:g0
 
  0 0KbNvyS~go0}vv~~vP[\]ssv3Wmm~Ufv8ޏv
N^\N\sYb[yr	gv~~v~k_Nwv NnNZi& & 
 
  0 0Q6q:_6R'`0W}TN]V^y0 Ur^N0bc`O.^b9T0 
 
  0 0gev\Kb8np(W]wwv4YS
N_N8np(W]Rv_̑ُ c NNb NN& & 
 
  0 0I{$NNv4YS9T}YeςZfv8ˆ]~~N0
 
  0 0Q6qX	gN
Nck8^vNOl 
NbSaw[SvlS0 b`bc
NOO]b`O~TN0
 
  0 0 :NNHN }Y
N[fN:NSN
N(u] N*NNawN0
 
  0 0Q6qrr0W;TOO<wMR|Z	gYt,vZU0
 
  0 0ςZfQmv~ހOeaƖ-N(WNU
NSɉQ6ql0W.T8T@wyYvUtNv4Yb]0Wd _yYvۏeQ0ȒbNyYvN\ ~	[b0Nnmv4Y
Ne0WR@wc"}@w~c	g^
NeyY	gevaS0yY)wUfN[hQl(Wُ*N;T̑N[O\Pbk|T8T,,T
N0RNUOX0
 
  0 0
NwSǏNYENQ6q~N>e _yYKbtS'}'}d@wyYvp06VT0W _S j`Oawv݋bZPv1\
Nbk/fُ7h]N0`Of}vNHN 
 
  0 0ςZf'YS'YS0W|T8T@w0S@wyYv|T8Tf>f0WwO0P[9h,gll`0
 
  0 0Q6qv8wP[_6qS_ўmlKb{{b
NςZfa~v80
 
  0 0}Y
N[fUǏlQ6q__0WS+TOOyYvUُ!kv;T
NPKNMRHNpptS/f)ngS8S0Wc@wyY@b	gva[wɉ0
 
  0 0Q6q
NwNHNeP _NyYMRvcbP['Yce_`0W(W̑bc"}0
 
  0 0ςZfɉ_SOS_
NP]v Ny
TvzzZN4ngc@wyYv^y~yYwS/fNHNtSSNegl	g~SǏ
NQeg0R^/fNHN0
 
  0 0_6qQ6qs0Wc _yYl_OW `O؏bT`O NwawTb/fck8^v7uNllZP0R)nos(W `؏__OO0 
 
  0 0UOQ`O؏/fb4ng]ENvςZf0N!kyr+Rv,{ N!kT`OcKNTb[vQNsYNQ_Nc
Nw'`0{eg]~y2k$N*NYgN0
 
  0 0S h i t ASN\ _dT]؏ly2kُHNENǏ0
 
  0 0ςZf6q
NwSُN0
 
  0 0MRbǏςZfv^
N/fX _O[vN(WyYwegO`T]	gaɉvNZP1rZPvN_ck8^vutT_t2kg0yYv`2k]~cwegN0yY_N]vSOvS^_N`\Ջ\Ջ O-NvM A K E L O V E 0R^/f`7hvSO0
 
  0 0Q6qyY^/fU"kvHN,{ N!kTN_NlNHN
NSN0
 
  0 0] N*NN}YEN}YENN0yYwv^g	g*N)nfv `byY[_0WeQ w0
 
  0 0 1\
N_0b& & bSNv0 [ُ݋ςZfޏ39h~N0
 
 
 
  0 0C h a p t e r   5   s
N`Ov_
 
 
 
  0 0 /f
N/fj`OeQawv1\SN Q6q_6q0
 
  0 0ςZf Nel,Tf}vNu`v<w^yw@wN0
 
  0 0 /f
N/fS/fV:N`Nj/f
N/f
NNa/f/f
N/fvQN7uN_NSN 
 
  0 0Q6q_N
NwS]SNNHN^y~0(W `vos)nc _
NyYff _Sh:y?aaN]E\6q؏b~0
 
  0 0/fV:NyYwT]v<w[w̑~b
N0R NNK`0yYNYuNeg^yrRfP/fn4lvNw0RQe}T;zI,yYS/f`bOO NN)nf0
 
  0 0ςZf,T0RNv݋T8
NQsvLaqN[Ns[N0
 
  0 0
N/fSN0FO_N
NQS	g`OMbSN0ςZf؞6q0
 
  0 0oENvl؞0
 
  0 0 V{kNawɉ QTf[_^
N N0
 
  0 0ςZf{NQeg0ɉ_~gN NSl0
 
  0 0 {eUbTP
NbSv0_psQopawɉ 
 
  0 0sQopT^
NO[`ўf-Nw
NnhTVS	g]vaɉN0V:N	gN(W0
 
  0 0bw>e(W]ُ^4Yvrq^ZZsQopob
NP[0
 
  0 0 bُsaZPNHNSbvER؏lُSq'Yُ
N/f
N~bbP[Tb1\bb 
 
  0 0 NS|vKbTbQ^YvqZZN[؏lmǏُI{_G
 
  0 0,{N)YhTe0
 
  0 0ςZf NYeh}Y wT^ynl=r0QTf[tS/f$NSў<wW N8b0
 
  0 0gqTbeTbb;m`O2kBl
Nn0ُ1\SsNb
 
  0 0ςZfkhThT+gOTmY NZ0
 
  0 0؏/fHN[l	g<y0WN/f&TeOyYS'm[06qTYg`O_v݋b]SbfS_NLv0
 
  0 0t
N~ǏُHN N*NZf
NςZfɉ_Q6q_TP[<P_XbNbaba[vQNNw_Mb[0
 
  0 0FOςZf}YPNHNNlSu N7hO6qk)Y}v)YPWQ6qvf
NNf[k)YZf
N _@wop>e@wPNeQaw0
 
  0 0Q6q؏/flb:gfbcэfSV/fςZfTf[ɉ_*YbGdN0}6q#W[-Nf[bGdvN_YQ6q_NN
N/f*NNO[Rv;N0FOςZfe6qU"k1\zNyY'T0
 
  0 0ςZf'Yi	g NyTRTyYvYvNɉ__[[0yYNeg
N[+RNcNHNBlS/f_s^m0WH@w]v`l0tSN
Nɉ0W`=\ϑz@wyY0
 
  0 0Q6qv>l/f	gNfvFONNegll[ςZfS>l0_NePuO
Nɉ0WAm2Q NN)ng0N[ςZf{_}YN'TߍN[NMRNsYgSkweg0
 
  0 0(WeNwegςZfS[`bC`[ZvςZftSS/f_s^m[6q@wNNaɉN[Oُ,geg1\/f)Y~0WINvN0
 
  0 0* * * * * * * * * 
 
  0 0 N*NgǏSN0
 
  0 0ؚ	NveP[1\/fُ7hk NyHNEQntSSǏ_ޘ_zZvbT[(Wxx̑SSb0
 
  0 0ُkȇ0#W[-Nf[vkQfS1r}YNS,g~~sKm@wQ6qTςZf0R^NHNePORKbvE\6q Nvl	g[s0FO/f gя}YPQsNl:g0
 
  0 0ςZf(WmKb̑rk@w
N _QS0kzSbe+RNtQؚfv݋/f
N'Y<yvN0
 
  0 0 NN(W NwǏ N*NgfUvMR_NlRKbvFQSP/fa`eg}YN0 
 
  0 0 
N[T,TQ6qv\[N*gZZYNlVVegN,T/fTQ6qN\'Yv0!^9S/f*NwckvlQ;NςZfTyYk{v/f NhF܃ 
 
  0 0 wvweg	gbwN& & bsςZf[N
NǏ0
NǏyY]~8`SNbNvQ6qsP[ُHNENewN 
 
  0 0S/f_0R
NeN0ςZfS
N`ߏ0R0
 
  0 0 V1T0 U	g	N*NNVb N*N\Wr0g6q	N*NsYN NagW0= = 
 
  0 0yYNE\6qlla0R]0ςZfmNKbpQS0
 
  0 0RQNSe,T0R N*NsYX RpSv*N
N/fςZf 
 
  0 0* * * * * * * * * 
 
  0 0 ZP[0'YN)Y	gNlzz`OV[NbN`O Nz'T0 E\6q/f[0
 
  0 0ςZf`N`'`0W`b~FO<wMRfNv'Y<w[wev{80wv_S1rJU݋[Tf[S/f#W[!hV^Ti
Nv,{N
Tv0
 
  0 0 gj ςZf{_	wv/_/_ 1\Rp`ON0 [ppv{eN<w0 Nez_NςZfSNgjvN0
 
  0 0:NNHN/f[egV:N'Y[uP[NN	gsYgSNQ^V[veTTςZf[eT[hQvS0[v[zHN Npp0N[/fvQN	NN
Nbec'YُNRςZfV[v#N1\=(WNv[[}Y:kv[Tf[4Y
N0
 
  0 0 N
NςZfT[vY_	a_0[@wf[!h̑bNNDQ_vNςZf&^{,T@wvP\e0W NS TegbT  wvT 
 
  0 0[[(W_
NOON ZP[`O
N'YSZPNHNN Q6q*gZZYVegNُNNe1\(W#W[ O_~~lblbNN
NOςZfl,T0
 
  0 0 U0NSZPNHNN ςZfE\6q_zN0
 
  0 0 & &  [w@wςZfs^Yv80
NysKmyYbwv/fl	g_v0 TN6rk NwSNNNNv}YS![t[0*N!^9VegN& &  
 
  0 0 U0ُ7hJU0 z6qςZfl Nl<wIQ~meUt0Wg@w[ TgjbS
NSN(uKb:gb _`OvgqGr VS~mYw0mY N[_NOɉ_gj_gT\S0
 
  0 0[Tf[FT#av NU^[<hOX[(WςZfKb:g̑0ُKb:g؏/f
NhTmY{k}T^X~yYv0KNMR_Y!kb~NFO`0R]_N{/f 	g[[ vNN	gKb:gY\eON0
 
  0 0FOs(Wweg_S__1\b`
YUSNbT0N'Yi~Nl'`N'T0]HNvs^mesT0
 
  0 0 b[0RN""`OU 
 
  0 0ςZf(W,{N)YveP_ZW[0W[[`O
N(uQegcb
NNf[N0
 
  0 0[fZW[ 
NL'Y)TTvb N[ZP0R0
NbO{kv_`0 
 
  0 0Vdk Nޏ	N)Y/f[ςZf
NNf[0
 
  0 0Q6q	N)Yleg
Nf[N0_N1\/fςZf	N)Yl0RQ6qN0ck_N_Negُ؏/f,{ N!kُHNENlN0
 
  0 0[/fQ[6rk1VTQ6q&^y[3 t^v!^9}Y}Yq`sX0SckQ6qNT/fQVYuf[6qTVegc{[Nv
N(WNNؚvN0
 
  0 0[[P[_1\/fSNُHNtvlX0WV _nfN`HNRRk
NǏN[	g N*N}Y8r8r0
 
  0 0Q!k0RQ6qvePςZf_^x^Nl	g&^@w N*N[JT;NCgvsYN0
 
  0 0D i o n TaU0NNO6q/fُ̑vq[N0
 
  0 0Q6qʑ !/OkuNyYS/fVegwgyYkNzOsQ)Y& & @bNb
N}Yc0 
 
  0 0ςZf؞؞0WU@wbMRvTaU0
 
  0 0 `O0R^	gl	g,Tv l̑	gNul0
 
  0 0 CT	gJU0U`OZPv_[0 
 
  0 0 `O(WweMb/f
N/f 
 
  0 0ςZf_eHY0W>eNogP[0 `O`b`HN7h 
 
  0 0 `O;`/fُ7h
N{+RNNHN`O}YP_w0W(W,TFO
N{NHN݋`OtSl	g>e(W_
NǏ[NHN+o
N~_`ONHN
N(WNNv/f
N/f N_Negُ/f,{ N!kQ6q(uُ7hvlTςZf݋0
 
  0 0 [
Nwb
NwSSegbُHN``OS0 ςZfwTzY0 HNbNRKb'T0 6qT 0WNOS SckߏeRv0 
 
  0 0Q6q[_RKb NTr^0Yu@w N*N
N1r]vsYNZPNHNp1\yYp}YN0OPOPُ!kN
N`r^0
 
  0 0Q6q{k{k0Wv@wςZf0ltS/f_0W)nT ςZf`ON:NN`HN[fTs/}N1\`bbc _b
NO`OY?av0 N8OKb{byY͂}vv86qT{{O0WXbwyYvN](u NyяNNTEvX@w 8nbMbRR _Y0 
 
  0 0ςZfz6qɉ_ NyqSi(W`яyY_`0FO@b	gv 5X_{k{kv0
 
  0 0e6q
NN1\Sb[TbNN0
 
  0 0ςZfTNTUQb4YhTvlo`_6qS__:_v
NQ[YzT
NQ+o
N~_vv0WwۏQ6qv<w[w̑S b
NU"kbv7uNTb(W NwvTe؏T+RvsYN~ 
Nn0_Nl	gb+RNv7uNv1r}Y0bTςq_
N N7h0 
 
  0 0NAm yY
N/f[hQ
NNav0
 
  0 0ςZfN_6q{S <O`Os(WS{/f	gYKN+Y0b"`OQ@\	gNHN
N[ 
 
  0 0Q6qM``}YPw0RN,{ N!kbev*NςZf0eyYrr0Wc _N_N/f(uُyQQvl݋0
 
  0 0ُ*NMb/fw[vyY0[Y)nz NvS/fyYvObrN`HN_NbT0
 
  0 0
Nl	g_N Nv_ُ7hvςZfHNfvX[(W  ~~v*NP[tS	g@wwzNNewhw)YNvP6q4V҉&^@w2V0
 
  0 0ُ7hP[ff/f
NUvFOQ6qtSfU"kُ7hvςZf0
 
  0 0 _ؚtQ`O~NQN_̑݋0 Q6qtQKYvl	gYi[P[T0R_1rvhh|0
 
  0 0ُ[OS8vR+Yw:_ςZf_0W`0
 
  0 0ςZfS	g(W_
N=rv`QNMbOa_S)nzyYRMbvrSfyY]~_
N=rN0
 
  0 0 b؏	gfYv_̑݋bT`O
N,T
N,T1\]b35gBc
N+R*`blc`O ςZf NS
NS6eb0
 
  0 0 T M D d_}YP/fb[
Nw`O N7h`OQNHNTbtQ^jb1rT7hnT7hnbPNaňmsY1\ňmsYُ/fbvu;m`^0`O'Y\7r
NؚtQ1\]n܏ Np0 
 
  0 0Q6qSsςZful}YPOgS|݋T M D 0
 
  0 0TaUS̑_YNwTNNN0ςZf
N`~~%OW\_S`vb_a0N/fZPN;`~ HNI{`Ob`
YUSQeg~bb'T0b`
Y
NN1\
N~bN0bf[`N_l*NfT`Osa`8nb0 
 
  0 0bzwegpQD i o n 0
 
 
 
  0 0C h a p t e r   6   #W[,{ N^T
 
 
 
  0 0>ef[	NASRN0FOw@wُ	gN'YvR0ςZfz(WYef[|iMRw@w<wMRzYvQegvSFT0
 
  0 0N)YQ6qg6qlQegcyY
NNf[0
 
  0 0
NwS:NNHN_̑	gNzz==v01\}YP_`N`N NNNz6qmblǏegv
N^0
 
  0 0`N`w/f*NS`vN0
 
  0 0Neg/f] N*NNN
NǏjNb$N*Ng`HN1\`N`Nُ7h_
N}YbT0
 
  0 0T] N7hl&^OvNFF~~T_vOTfP[cpN0ςZfa`N)YQ`HN_N&^Kb:g
N\SNTmYR0
 
  0 0 Tf[l&^O  N*N_)nŖ}Y,TvX(WςZf3Tw0
 
  0 0^݋&^Nb؏(Wُ̑ςZfO4YwǏSS/f N*Nؚ yYNgvN0
 
  0 0wnNvb[ςZf	g9RvM``\̑bcQN7u;N)YNY[v͋ N0WQNQegsh4NΘؚ5OŖh҉RfhV[ifnOŖU~}v& & 
 
  0 0ُ _8v^
NLu}6qNeglُHNяwǏFO܏܏Ǐ_Y!kN  	Nt^egt^~hp_'YOk!k,{ N
T_;Nff[!h,dVTyz[ NI{VYVYogepe0xQWv	N}Yf[uNh0
 
  0 0#W[-Nf[,{ N^Tؚ	N Ns闈o0
 
  0 0YgQ6q/fE`N_vY}[~+R<wMRُMO1\/fQ1OvNN~+R0
 
  0 0gqY}[v[cpe_N
NkNN]vFOQ6q(WYNbMR'YYePl	gNUOh`	gv_N/fQ{{TLe_Ǐ<wMRُMO4V҉8l܏+T@wf%fΘ,	NR{av@g$OR0
 
  0 0*`/fNS_	,{ N^T0
 
  0 0ςZf NTOP}Y)ngY`v7u;N闈oُ7hv[l(ckckTNyYh-N`N}vlsP[v\\{^`& & 
 
  0 0FOςZftSvɉ
NU"k闈o0;`ɉ_ُ*NNgNebߍ]/fT{|kYňQ NoR'Y[U"kv7hP[0v^NNňvkyYfbRhQb{_^]S"nkQbssQNNb@b	gNcc(WKb0
 
  0 0 CTU0b[̑l& & zzegcb0 ςZf__V^yvQ[yY`v/flN0
 
  0 0 ُ7h0Yg
NZ_v݋b`O Nz'T 
 
  0 0ςZfS`N`'`0W`b~FO<wN]vnx ُN.^R & & 1\pN0""0 yY
N`egEe\Owc`Ocb_vWY0
 
  0 0闈obQKb:gbN N*N5u݋l
Nc U0b(WYef[|iMRp`Obf _0Rُeg0 
 
  0 0 b/f闈o0 
 
  0 0TU bSςZf0 
 
  0 0
TNTQNv:S+RSNNbN~wQeg0
 
  0 0 bwS0 ςZfl
N_NNwSyY/f? 
 
  0 0闈o__ N{ `Ob~_N~8^(Wt^~MRASvJU`HNbNTt^~	Nt^N0b؏wS`O틇eTyr+R}YtSOPOPf[Nty0 
 
  0 0wS_؏w~0
NǏNُ/fNHNa`U\:yN_R}Y
 
  0 0__ Nўrv[l3z3z0W\P(WYef[|iv6hMRb0S:gNfegd@wO
Neg~闈o NbўrvO0
 
  0 0闈oSb _ObςZfn(WON bNp'T0 
 
  0 0/_ۏ闈o.^yYSb _f蕄v N;RςZf}YP
N~awSY NfP[\P(WYef[|ivl҉YPW3zTTfTbgStSV:N*Y'Yw
Nn~vvN0
 
  0 0^/fegcNv'TyY`0
 
  0 0b[ꁶ[OO@WςZf1\_[Y0WlQ _SN0SI{@w0R[NfeQS NX""0闈o_Nl	gNHNfP[̑	g Ny_v[YS,T_fzYvnnT{T{0
 
  0 0NNf闈obςZf0R|iN0 ""0 [ُS݋^NT1\
NOQ	gNƖN'T0Nv Nu;`/fTYN1\}Y<ONSvv$N9hv~S	g N*NNp0Tg*N+RvNtS/f Nu ~vN(g0
 
  0 0 ςZfI{I{0 ςZf_`S_\Ol,T0R0FO
N_
N\PNekl0
 
  0 0QekKNYўrvONnOŖ6qv\t^{ _ ςZfNT1ubc`O
NNf[}Y
N}Y 
 
  0 0ςZfُVw`#aOON0N
NOwSyYTQ6qN_v~wn'T0S闈o_NkQfS= = 
 
  0 0ُ7hv8nbՋǏv~g/f Np
N}Ys0yYS
N`QIYj闈o_Neg N!k0NT؏/fbS:gNgSVeg'T0
 
  0 0 
N0}Y0b0
N0`0s08n0b0 ςZf NW[ N0Wb݋v_npf0
 
  0 0 Ygbb/fwvbT 
 
  0 0 & & l	gYg0 
 
  0 0ςZfl1\p0
 
  0 0* * * * * * * * * 
 
  0 0,{N)Y0#W[-Nf[vkQfS1r}YNQ!kl~N0
 
  0 0闈o7h	gNHNaVyY
NwSFO#W[@b	gN(W O 闈oςZf0
 
  0 0ُ*Nmo`kMRQ)YςZf%~NQ6q O-Nv*gZZYvkQfS4Yag؏Rr0kz,{ N^TurobNۏeg0	N҉K`NS=N=N0WGS~bV҉K`0
 
  0 0ςZf	gpGY*`Q6qE\6qQ_Nl	geg~byY0vP\ea-N܏܏x$NNS\OL
NvƋ0
 
  0 0P/fx闈ov:gOYNwegN;`/f;NRHQ[yY_{Sbb|T0N[kz.^Ǐ]ςZf;`
NnKN
NtN/f_N_{N^0
 
  0 0ςZfMb
NO闈ow[]	ga0NlonAm 
NǏ_NlTyYQNHN0Am ُyN`N`N1\}YN@bN_Nl[ςZf bNHN[E
NvVpb0
 
  0 0FOQ6q Nvleg~b]0_̑v1Y=0 Sb[NegwvS/f N*N NetQwv8nb[aTb~N*N@bvwckvlQ;N![CSё 
 
  0 0ُ7hvveP[ǏN NhT0O N*NzYvQegvaYSbeN0
 
  0 00 ZfZf`O_V[0+RX[0_%`0b(W`O[̑I{`O0b]~SNgSSc`ON0 5u݋̑mYvl_vck~%N0
 
  0 0؏	g$NMb>ef[0ςZfߍ^NGP%`%`0WpT!h0tSaY0WxQ6q _@wNvbΘ:gfNfhQeg0ُ*NN[/fSe N0= = 
 
  0 0Q6q>f6q_NwNςZf0E\6q\PNf `Oُ/fST 
 
  0 0ςZfPTPT0WT{ V[0 
 
  0 0Q6q
NNSbϑNςZfQ<wlwQeU
NTS/f8r	gp͂}v `O
N
g 
 
  0 0ςZf`
N/fFOS
N`/f[̑	g%`NkzN]~
N/fyYvNHNNN0r^NO}YNS_N{pNp4Y U0 
 
  0 0 b`OVS0 ُS݋
N~a1\QNS01\PNMR7h0
 
  0 0 
N(uNb[S:gegcb01\/f0 ςZfc@wmYvl̑v%`RN]~ _Yȏek bpN0Q0 
 
  0 04Y_N
NV0W*N~~USv̀q_1\ُHN Nek NekpQNNvƉ~0`=cYutS
Nw勂YUO _S0
 
  0 0S_ev$NNl`0RُHN Nl N+R1\/fNt^0
 
  0 0* * * * * * * * * 
 
  0 0[̑v[SdNmY؏PW@w$N*NLuv7uN0ňie\h_zvv4YSLh
N>e@wlQeS0/f	NASY\v7hP[|fr^~0
 
  0 0 NwςZfۏeg]vMO7uP[1\zweg0 ُMO`_1\/fςZf\Y0`O}Y0 [LN N*N~X<y0
 
  0 0 `ON/f 
 
  0 0 ZfZfُMO/fzHQuN/f`OYlQ[egvN0SُMO/fĞ_^0 mYv8r_Na͑0
 
  0 0JS*N\eKNT0ςZf{/f'YidnN`HNVN0
 
  0 0ςZfvYlQςNSc N[[E\o'Y)RN/fS_0W^8^	g0WMO	g
Tgv[e0	g NP[ NsYR+R/f'YsY?Qς&~\?QP[ς&e0ςZfvYFZ݄yssYX
NENMRu͑SiRNQ*NgveP[N0`_Yt^MRy[QpvsY?Q0N/f>mNeg[0[ς&~_N1\/fςZfkNςq_vmo`etSSssY?QE\6q]~HQyYS0S_N`ubu`f͑0_wςq_؏	g*NsY?QNNeYUO=\_bςZf&^VS~yYw0v^Nh:y^gςZfNTYu(W [̑ u;m6eV[ςZfvvbCg0
 
  0 0ςZfS_e`%`0WcSS ς&t^/f 
 
  0 0 /fςNScHQuv'YTςNS5v?QP[0_N1\/fNXvXT0 6qTNSS ς&t^HQu_NOVS0 wegُ*NzHQu_NwSNQ`v0
 
  0 0,geg1\{ςZf
NPNa[@bvYlQYFZlNHNTaFO؏/f?aaSyY Nv0NNߍςq_KNvN`yYv^
NnZi0_N
N`S̀
N NNvjb:P0
 
  0 0ςq_`Ol	g~bj`Ov0R`Oy _ُ*NNLuv:gO0b؏/f`f`OSww`OvkN0Yg/f`O؏(W`O_NO?aaS`OvkNv'T0؏	g`O^gb.^`Owwv*NN0
 
  0 0	g	gRvNRN1\/f_0,{N)Y
NHSASpvޘ:g0ςZfVlQ[|i6ebLNg+RXvLNgHY.^_6eb0Ğ_^TmY.^]RtOf[TvQNTyNRُ*NSNf0
 
  0 0N~0Wb@b	g͑vN&^
N0kYςq_ gU1rvyςZfAS\ueeςq_~yYpNvyY_U"kv N*N_b_PNv]N\0R'YvvQςZf gU1rv$N*N\O[vfN  	NkeƖN _\4ZceeƖ& & 
 
  0 0ςZf{b@wُ$N,gfN0^y`ؘ_ 0
 
  0 0NT1\1u`ON~~oRbpNSN0	Nka'`\4Zt'` N*Nw'`` N*NbNNwN*N0$N*N/fb@bmmiOvsYP[0b_N
NwS]b:N`7hvN0FO^gf[_	Nk NRw'``\4Z NRfNNrz;N(W
NO`+RNvV̑`]_N;m__}Y0
 
  0 0k)Yj]eQawv^ZZrq[
Nw
N&^@w`ON0NT`Od[US0W(Wُ̑0
NǏNTb N[OVegw`Ov`OI{bU
 
  0 0S,gɉ_zzeQQv[:NNHN(W4N+Rvُ N;Rz6quQ
N
k N*N҉=b`N0
 
  0 0JTɋmY>e(Wُ̑v\+o;u	gzzǏegSVS؏	g.^yY cKb:gS0S1VHYyY(W[v݋ g}YkJS*NgeglQ[?bُSbkb N!kK\P[
N`_(Wُ̑v݋_NSNV[bSeL
 
  0 0)YN0WvMOn NNP[egN*N'YlςZf9h,geg
NSN~`]N_\v_`0
 
  0 0S/fb@wKb:gw@wQ6qv5u݋SxrkQ	N~vzl	g	cNb.0
 
 
 
  0 0C h a p t e r   7   [N
 
 
 
  0 0Nt^T0o'Y)RN0
 
  0 0 ZfZf`OQpVeg
NbSNSc`O 4NяNsςZfc0RNYv5u݋0
 
  0 0 
N(uNW&OYb]1\SNN0'Yi6 pV0R0 NZfT{^NYVSTZfmN)Y/fςyh_ASkQ\vue0
 
  0 0 [Deb]~tet}YNbHQpN0 ςZf'Yf[kNTl,Tς[NvRۏς[v$N*N'YlQS]\OS]~bN NN_nfvey]\O0
 
  0 0Nt^MRςZfR0Ȓُ0HQ/fS Nhj[̑NN O-NvYlQςNSc0ςZfS,gN:Nُ*NYlQ[_Sg0Z%N01rFd1wSz/f N*Nwweg_HaeyT<v4Y0`^_NR0WNyY NN[8^݋0
 
  0 00RyYkNv{k$NNl	ghsQ_f>fvTx`0 N*Nt^1YSNsY?Q N*Nt^\1YSNkNvVyY[O
N~T0WY؞N0
 
  0 0ςZf{XS YYl	gǏ{k[yY v^
NS`0vS/f Nyu}T0RNgTvGSNST10 
 
  0 07rP[SN NXePUV \~v_;`/f7h1um10ޏ{k_N
N:N8^t@b^	c@wyY]`ve_0_N
Nf`Vegwwbُ4YP[0 <w-Nz<O	gl0
 
  0 0;Sb5[u?b̑0u^
Nu}TRp1_vNr^gvKbb0W8OTςZf0
 
  0 0ςZfޏ_;NRΏ
NScOOSKb0 YFZ0 
 
  0 0 `O/f\~vi[P[0T\~	gQRP0 
 
  0 0ς&t^yYv6rN0vg6qeeQŖ	g@w)nfv{[FO<w̑;`	g NN6qv$O0
 
  0 0ςZf_
NOOv_-Nb*N(W_-N|T$UNCS~vMtSNegl	g:gOSQSvy~NSN$UQ 8r8r0 
 
  0 0ς&t^_N_R[ ZfZf0 X<OU<O`0 l`0Rb	guKNt^؏0R`O0  NS݋̑ςZfSNsKmQ6rkS_t^vK``m0RNY\v;ُNt^yYv6rN_̑[_N_
N}YǏ'T
 
  0 0ςNS5HQu[(WSY N*NG
N0umNASQt^\	g_egvDQ_OzV:NςZfv0RegSNяq`weg0Q!k>mNeg􋁉cςZfSww0Tegr^]NǏegN0
 
  0 0ُP/f*N%NS1rFd1v4Y?Q@wςZfE\6q_N/fS Tb[&t^P/f	gQRP0 ςZf]WlYRў~0
_ 
| | | 
 
  0 0ςNS5ςZfv7r7r0ςNScςZfvYlQ0Tegɉ@wُOy|T& & *YeUr^{ςNS5S'Y7r7r{ςcNSSN7r7r0
 
  0 0؏	g)ne3z͑v&e;ml}YsvW&OL a u r e n 	Y0kςZf\	N\vS1rvςyh_kςZf\N\v\hYςZ0
 
  0 0؏	g'Y7r7r[ؚ5OŖv&NSYY}^؞ΘvyYeJ a m e s 	YNkςZf'Y$N\vSS t e v e n 	hT0
 
  0 0S,gd[USvςZf NNP[	gN N'YXvNN0v^N[yYNTSU&^p_u؏	gIkuTePvasT0
 
  0 0P[2k{QN
N_0'Y[mm0WSOO0RNُS݋0ASQt^MRv[^~qNz<O Np_NlNQcw0
 
  0 0QeT0YFZb[[0WNN0
 
  0 0ςZf	bߍ@wς&t^(W'Y7r7r[OOFOkhTO0RN7r7r[OO N$N)Y0
 
  0 0
Nw
NɉǏNNt^N0(Wُ[E\N$Nt^KNTς[ُ.^yY3uRtNSVM|0@bNyY_N{/fo2mNN0
N/fl`ǏV-NVFO/f]@b	gvNN(Wُ̑	gNHNt1uVS
 
  0 0ς&t^(Wُ؏/fS_Yec0[yY_/f~[u1rh`
N_bzz:NASQt^v6r1rhQ>Pl~yY0_NV:NyYNv{[̑v$OnnmSv@wnnv)nf[n0ςZfS,gQQv__Nbabaf6qweg0
 
  0 0؏	gvQNNS1rvNNNvgq~u[T Nws
j4O@w|_dkb/fN*g	gǏvSO0yY
Nw
Nɉw_0WU1r
NNNYN_Y __v{0(WNNbMRyY
N *Oň]SN[hQ0WhsQ gw[vb0
 
  0 0ZfmTt^{NvNLu0
 
  0 0ASmQ\vςZc bNSR'TUR}Y
N}Y 
 
  0 0Rbt^NvςyTT `O؏*gbt^bT
NQUR0 
 
  0 0ShT T0\ZfSbN1\S0 [(uNoNv݄<w[wTςZfbN N*NZ<w0
 
  0 0ςZ9eBlςZf ZfhY}YYY  }YV&^bSfU& &  
 
  0 0ςZf~NS N*N}v<wSl
NZPQ NoRYH\vZY7h0
 
  0 0Sc{N[lQSNXX N*N;`~tE\6q(WyYُ*N\sYP[bMRňYH\0ςZfeHY0WzN }YfU}YfU`ONeQ[SN'T
N1\/f`b
NSV0 
 
  0 0(W'TS
NU@wRS/}NNegPWςZfe0 \Zf`O Nv`S-NV[
N[ 
 
  0 0ςZf_0WwNN N<w0
 
  0 0 ?VbS1rvhYvNbS_6qsQ_fU`OkNvePcǏ`V-NV]\OvS/f7r7rNNsVN
N>eN/f
N/fvQ[NNS/f
N>e_`O N*NNfU 
 
  0 0 `O	gRl Nُ7h􋯀[/f	gt1u
gO4YP[N0
 
  0 0 b`S-NVRlQSSU\^:W0S U R v-NVRlQSR}Y/f(W`ONMR@b(WvT ^T&^
N`O_N
N/f
NSN
NǏMRc_/f`O/fblQSvXT]0egZPbvyNRt`HN7h 
 
  0 0 bS
Pv]DvT0 ςZf/w@w<wSbS0FO_̑/faovS/f؞QY0WN[N
N_"0
 
  0 0 7r7r,geg1\bS U R v	NbN~`O/f`O]
NNT[؏/f~`Ov& & $N
P4l{eUS/f(WbbY& & 	gNHNpveP\ZfS.^_ nt pT 
 
  0 0  N :N[ $NNvƉ N{Qc:Nv0
 
  0 0* * * * * * * * * 
 
  0 0-NVT ^0
 
  0 0NASB\ؚvFUN'YSvNAS]N|iΘQƖV;`~tRlQ[0
 
  0 0 Q;`ُQNeN `N~{
T0I{ONHS	Np`OQ-^ N*NONZf	g N*N[O& &  =Nr^~vyfN\Y=\L0WGlb@w0
 
  0 0 [O.^bcc0 ўr
TLrKb]ňv;NN4Y_N
Nb0
 
  0 0 ُ*N[O
N}YcN*NgbNlQSQYN%NlT\O& &  
 
  0 0 SZifq\P[S0 Zifq/fΘQvV'YoR;`KN N0؏	gPޘ[N[0
 
  0 0vO`O N[SNs0Rُ*N;`~t/fUONN0lck/fQ6q0
 
  0 0NNQ*N
NN'Yf[1\ _YT[̑PRN'Y[R]T\Ov^N[*NNR{vRۏLm f[`N0S_6q_evP\_NOPRNNTꁶ[̑lQSvN	Tq_TR0ُ*N>yO`bRdN[R؏/f vQN_YNv0
 
  0 0Vt^NegΘQN N[
Nw<wv\lQSSU\b:N N*Nb	g
NCS
TXT]v'YƖVk2b:NNLu N vff0
 
  0 0dkYΘQƖVv;`~tTVMOoR;`NMO	gf	g?b	gMb	gv V	g Rt^Nb:NT ^O}v*gZZsY'`_v-NvwsNzvvvh0
 
  0 0babavOsYvvhS[(WVMOoR;`
N0
 
  0 0V:NVMOoR;`	gsYgSb
NENMR	gǏsYgSOPOPN*g,TQ6q	gNǏsYgSv O0Q'YB O S S ^R^wS[_QgQQZQZvsYN/f N8Q6qlQNlQRv7hP[0
 
  0 0`aR0N[ewzv^'YPsYNe`NNSُHNgT-NvgTv7uNz6q/fG A Y SLkSUS^S:JUN/fΘQ1\YNN *NHr,gv	gsQQ'YB O S S 
N_
Nv O& & 
 
  0 0݋<wNck(WGlbvُMOsYyfN
TSIZp`}Y_N/fDmPsYKN N0w@wQ'YB O S S ~agQSwNvOb_-N*NrqN
N]`
Nꁁy0WS _U\NY Y 'YN  Q'YB O S S  N[f~	g N*Nm1rvK`NTegV:NO*NN܏pNaNQ;`MbSsu1Y@b1rtS]eS=cVQl	gRl1r
NvQNvN NvYu(WS0W؞؞I{_& & 
 
  0 0 lN`O1\HQQS'TIZ0 
NwS:NNHNQ'YB O S S ;`/fU"kSyYv
TW[0[vQNvyfN/fSX \Y0FOyY~
NVdk:N/f;`~t[]	gadNS
TW[N[]l	gNUOyrkv0We'YiS/fV:N]v
TW[zSNck}Y_'T0}6q]ROyFO(WΘQُ*N|ƖZv0We]v^
N{Q{|bv0IZ[N]S_
N;`~t4yfN NN Nvmax^Џ0
 
  0 0 wSNQ;`0_OO0RNbQcMRASRc`0 
 
  0 0'YvRlQ[SiRN N*NN0
 
  0 0Q6q~{[Kb
NvT~zweg10Rz0:wgzYvΘof0
 
  0 0
NwS`0RNNHNQ6q_6q<w8w}^ўml0_6q	gNh`h`0WNO Nt^No'Y)RNw	gHN}Y}Y0R`O
N`VegN 
 
  0 0S_t^yYvS b
NU"kbv7uNTb(W NwvTe؏T+RvsYN~ 
Nn0_Nl	gb+RNv7uNv1r}Y0 N` _Y`gNN*gQǏv0
 
  0 0kY:NNHNS	gyYj] N*NgN
NTegvRKb؏/fyYHQcQv0N9h,g1\l	gT{^Nel&T]v_؏/f`ߍyY(W Nw0
 
  0 0V:NyYS݋NVSO`@w`HNT6rk _SSmT![vZZ~0NSN_[NS/fb!^9S_YYTgSS_RlS[S/fQNb@w	gN*gZZYvL^P[SN[N[__NYbvsYN
NY\O~ ꁨR{k_0!^9'Yi_N/fُ7h`v'T0
 
  0 0ck(W]Ss]/fwv[yY	gHNpR_`@wdZZ~KNTOTyY R_N}Y0R}Y,TyYV(Wf[!hV
NN[N _@w6rNvf`ScyY`SyYI{N NkeNObN`Yt}Y00RNf[!htSw0R*N*OTP[闈ovb@wyY Nek NekۏSY Nf0
 
  0 0N_N[pa]bNNS/fR}Yx
NFO/f,{N)Y)Yv0WegvAm   闈oςZf0!hV̑܏܏xyY[]ƉeywtS[*NY闄v\P[pp0W{0
 
  0 0(W Nw$N*NgyY}YPNegl	gǏU"k]0R`Srr(yY Nju`O0R^	gl	gU"kbYgyYbel	gN_N @wyYv0RyYU"kN:Nbk0
 
  0 0)YNHSvxyY^yrSSv7hP[N g~l	g _SYuOOyYQ`v݋0
 
  0 0YgeN~gO
NO
N N7h\
NُHN
NJT+R0
 
  0 0Nt^N0`O`HN؏
NVeg
 
 
 
  0 0C h a p t e r   8   ͑"
 
 
 
  0 0(WΘQvOsYN N􁤋:NQ'YB O S S /fG A Y @bN[sYNltQ
N/fyYNER
NYveP_6qs^0W NX
 
  0 0/f N*NΘTe=NvNHS3IQpp틱0/f*NTkQfS0Y Y v}Y)Yl
 
  0 0 N*Nc@we\l(ؚŖvv~sYQs(WΘQc_MRS0
 
  0 0 \Y`	gNHNN MRSc_ucn{[0
 
  0 0 b~b`ONv;`~tQ6q0p.^bbN0 T
NNNޏXHN}Y,T0FO/fُsYBlvN`V& & 
 
  0 0 \Y`	g~T 
 
  0 0 l	g0
NǏ`OJTɋ?6qbv
TW[N N[Obv0 
 
  0 0MRSc_\Yb"}@wbN;`~tRlQ[5u݋/fIZ'YyfNcv5u݋& & 	NRT5u݋l0R'YB O S S Kb-N0 /f^9VegNyY
NegbRlQ[0 
 
  0 0sYgc_\YZ6q N{Θ`NCS ""`ON0 
 
  0 0c_\YUSvq_(WΘ-NGdFd  ?6q^9Veg
 
  0 06qTQ9hncΘQ	g
Tv SSb,T \SM M N gUS~S1r݋\9hK{vgjoR;`̑begvSy~[S`v`bS݋ldYN
 
  0 0[p`}Yw0R!sYvYGdf0Wpۏ;`~tRlQ[ !^9yY`HNVegN 
 
  0 0\SM M  [;`ُ!\Y/f 
 
  0 0[TYrTT [_'YُQt^USvN 
N/fyYS_t^vVeg'YTςZfZP[1\
NOR _0
 
  0 0ُHNRr NNS_t^vsQ|0R^SU\0RNT Nek 
 
  0 0 *gZZ+YY 
 
  0 0g6q__}Y_:_'Y
 
  0 0N/fΘQkQfS7usYb,{ NS݋1\SbN `OwSNT'YB O S S 
N/fG A Y  ,{NS1\/f ؏	g*N)YNv*gZZY 
 
  0 0* * * * * * * * * 
 
  0 0 ZfZfNHN`OVegN`O~NwS{kVegN`Ow
NwSُQt^bYHN`_`ObW{Q`OHNEN`HN_N{JS*N^PN	gS/f Ne:N^~u:N6rJU`O*N{klo_v+N4Y& &  
 
  0 0ςZfb5u݋by35g	NASSs|܏؏/fSNmmaS0R5u݋S NzmYv OǏegv`lN(`l0؏	gyY W{Q vNQ[<Ock8^v ^P /f
NOYev'T^yYVegR}Yx
Nُ*NsYNft^g
 
  0 0ُ!kV-NVςZfTS$NN1\OO(WςZfNMR[v+RX0HYV[N~bmYb0RNYNS0
 
  0 0~Nz(W+RX[SeςZf_-NahaNCS0+RNNt^v[u;mNASmQt^v[bVegN0
 
  0 0ck_
N]MR0 \ZfbNHQST̑s Sb	g NJSv-NV@~[-NV Nv_T_0ُ!k/f,{ N!keg-NV[ NRa0Re0
 
  0 0~ǏFU$N*NNv g~Q[SYE\6q/f_OWYv& & 5uq_b0
 
  0 0V:NςZfُHN'YNegl	gSǏ5uq_b0SR/fɉ_5uq_b/f N*NS-NV`ON~Ov}Y0We& & = = 
 
  0 0S/feg]\Ovl&^eUO
gňSzNKb]6R\Ov
TLrlkT0݄8wўS N~vkQASNlQRvؚ>f_Nؚ'Y:cbON0ُ7hv7uNp'YW
NV4Ys[_/f~vRKN$N~vv  s^GWk*NNV4Y$N!k0
 
  0 0ςZfTN Nwp6qQ'YOƉ~;`
NzT d`wT[rN'T@bN_NMT0WzN Nag[݄rUSvوzQ~agOv>fQ~~vp2Q N\k}vv\0Qz
N NSўrv~&^ؚߍQ0N1uzvvSbce@w>eNS(WOb+RN N*N|]+Rv4lS9Y0؏	g4b
NT|Rv4l308
NS@wmmvY0
 
  0 0Sw0RyYُ*Nňnbޏޏ`S `
N0R\Zf_N/f*NsY ςZf N9ǏSgN`SSbTV JU^^S/fُb\Zf`O_lq\f9e,g'`yJU 
 
  0 0GrP[S_6q/f_r@0W	S_Nv1r`ezGr0
 
  0 0 ?6qN[`wُ*NfUwNHNbNGrYla` IQ/f,TX1\N4YeoNSvOXv;NN[=Nr^Q0ςZfz@wXwǏSQs|Y N*N~[=N|vsYP[Gd@w7uP[v󀊁0
 
  0 0NςZfv҉^w
Nn7uP[vckbFON N{:cvўrKb]ňT'Y~vn^1\SNsQ N[/f*Nl(~sOv^T0
 
  0 0kbc NMhTNvvIQ	gJSpeƖ-N(W<wMRُ[7usY
N0S~[v^7usY-dMςZfeoRNw^gw0RMO^Tvckb^N/fb@wSpяNte҉^& & 
 
  0 0ςZfl	gla0Rv/fiRNvSY NJSvIQƖ-N(WyY]TS
N0
 
  0 0ُ*N^T<O	gp<wqJU00R^/fbTςZf _Yd"}_0
 
  0 0
Ng6q0WMO^T_6ql4YR}YgςZfُwǏeg0
 
  0 0$NNVvv[0
 
  0 0p  
 
  0 0ςZfN[O,TSbvX0
 
  0 0`Ǐ_Y!kGPYQ!k0Rُ*NNO/f(W`7hv`QNNNHN0`ǏNSOulO(]0b_m o0WS_\ON
NvƋ0
 
  0 0tSOPOP`
N0RO/f(Wُ7hv`QN͑"0
 
  0 0Nv	gNSY N*NyY0yYv_Nz@w N*NN0}6qyYwS]v
N/fFO/fS	gNHN:S+RbT0yYu^x^yY
N/f N*NNb[@wNN$N*N0
 
  0 0ςZf:_]HQ+RǏ8KbN'}'}bOOSvKb0`N}veNegw   w   w . 2 7 t   x   t . c   o   m   ( 1rS\Q) MQ9cOfY}Ywv\T
 
  0 0S<ONN_Naɉ0RN[b*N7uNvvIQTςZf
N[8^vS^MT0WSc'}ςZfvKbOTςZf)ng0WS \Zf`HNN/f
N/fNHS(W[̑& & *Y/}N X
N'Y
N\R}Y	Ns|YvNSN,Tn0
 
  0 0ςZf_̑NO^݋gY$N*Ngl(W+RX[̑OONyY
NHSRNvޘ:g N*NNHS(W6eb[SS?bT$N*NOOvgS[
N/}T
 
  0 0ُ*N[O:NNHNb݋_ُHNf'fFOS_NSz@wNv݋NS b_}Y01\/fP[	gpN0bNSpNpNTw5uq_'T 
 
  0 0 `O gяw[fTHNY_b*sN
NǏb
NOZ_`Ov^ Sobo
N>vN T:NNHN`O gяÀSُHN}Y
NO/f& &  TJSkeg\X0N[
Nޏ1\(WevςZfl	g,T0RN(WNHN0
 
  0 0
NǏُ*N
N/f͑p0Svvv]~0RNNbR0Ww0R	Ns|Y*N7uNRv8NS'}cvb4Y0
 
  0 0ςZf:__N` N9{kgNvQRNON4YScp8
N`@gNvh`0OPOPُ*N>NR(Wُ7hv틃XN[fN:N/f [ N ؞ 0
 
  0 0bo[NQoSl6e؏/f
NTN[5uq_bbONS_`	a`ek0Wb@wςZfpNߘS_N0
 
  0 0* * * * * * * * * 
 
  0 0!^9/f*NQjfvsYNwۏ fNta_[ rUNIcxd7uNv_t0@bNMbQ6q(W$NNffe]dZZ~T؏/fbyYS_ZP}YYYT}YgS0ُNt^egNN NvOc@w5u݋T|kt^yYNlVVeg_NO NwQegZZ0
 
  0 0Nt^yY~N~_gN(WlVvf[Nt^NNAS	N\1\b0RNёbDf[vUxXf[MO0Veg.^_6rNvlQS0tSSskyY\ N\vQ6qTSYQ*N\P[S_RV:NlNZPbzvΘQONE\6qe
N0
 
  0 0
N&TNN	g`[̑vDёTN	.^R	gؚegNLuDmv|NXfYv/f8T~'Yf[!hV̑ve@mNt^{vck4ngrz;Nvi[P[p`ؚTf[`N|^y_N_:_0ΘQ1\ُHN	g!j	g7h0WdwegN0
 
  0 0S,gVYuf[UxXُ*N
TS&^egvca Nx
NQ6qُ*NOY1\SbNeRv+c%a0KNMRHN)R"}0WT{^dZZ~0R^	g NRSV_N/fV:Nl	g_w͑S_e{v/ff[uke\O:NvQ6q0s(WNN~[vKbUTDRfNNvRyYn0Wll_eu]_-NegXv[Q6qv1rUa0
 
  0 0NyYvagNyYv7uNkQ6qf^bf	gv
N/fl	gFOOPOP1\1r
NNُ*NkyY؏\ N\v7uN01r`Negl	g;S_0
 
  0 0yYN:Nz@wNSNl	gQsS_t^v*N+N4YNߏe	g N)YO_u`?a0W^\NNkzyY gNN_N gTN0
 
  0 0yY
N`I{N	gzzMbegwyYbS(WN[̑N NoR['YYY2N蕄vY`I{NN0yY`NNvsYNvNQs(W'Y[bMR0@bNyY(W
NNHQJTwv`QNvcSNlQS~bN0N_Nl	gul/f*N}YFQ4YbT
 
  0 0N)YhT+g~bNjyYQegTm0T[m:_ph:y]`w5uq_N_NT{^N0ُ NRYHN[0NN{vP N[`ON0
 
  0 0
N܏Yv*NsYP[N[}^~rtS	g Njul`m`6qvN[{{USUSvňnbtS]6qIQi_:Yv0ERNk
N]0yY
NbeQ6q/f&TƋ*NsYP[0yY`NN_N
N N[O0FO/fُE^`ofRffN*NsYP[1\/fQ6q_-Nv9h:R0
 
  0 09h:R_N:RuNyYv<w0`O]~	g N*NHNQr <wv7uNN:NNHN؏VegTbbQ6q1\{`O
N;NRTbbQ6qtS[OSbV`O0Nw
NvNNeg؏l	g1YKbǏ0OPOP`O/f N*NOY0FO/fQ6q[NvN1\~[
NO>e_0ُ Np`O:NNHNOPOPS
N_NOYN
 
  0 0!^9_̑ N5`QyY
N/f
NwSQ6qُQt^vUS/f:N0FO/fyYvW[xQ̑Negl	g 
g NW[0
 
  0 0 ?6q05uq__ _YNbN_SpNhy'T0bNGrvQ[_N:c
Nv1\wbNGr}YN0 
 
  0 0 ؏/fw1r`ezGr'T0`O
N/f`wHN0 [ N<w_Nlw!^9O_lSpNN$N _1r`ezGrvhy0
 
  0 0ُ)Y/fhT+gw5uq_vN_Y0
NwS/f
N/fςZfTSEeaHQpNQ6qNNv^l	gQx
NςZfNN0
 
  0 0T[Y[V0R[vS
g0W_lS
N N04V̑VV@w -NVNO[N5uq_b̑v`ON*NSN__v-NeN^^ 
 
  0 0ςZfbw N*Nbg8xǏS 
NO(ub1\
NqN(u/fShQ`beQeeN 
 
  0 0 TT}Y'T0
Nُ*N0bN(W5uq_bMRG0Rv[7usY?V*NsYvPgwh-NV_\sYN	gD iogvE\6q,{ N)Y1\~bx N*N& &  ShQ6q
NwSH E L L O K I T T Y S:NkNN0= = 
 
  0 0 N[]~
T	g;NN T`HN	gxYrvX|^y~vSzl	gla0Rُ*N _\ v~0
 
  0 0 	g;NS`HN7hQbvERT`yY~ZZNbgq7hSNbyY_NdkQ }6qTyZZegߍbTTT^^ 
 
  0 0ςZf]~a_JTɋN(u ^yBP Nf NdkQ } kTN0Sck]~ueQl_QeN  vc Nb{kNNCT Nb
N{kv݋1\QRY N]c9{k
 
  0 0 \Zf*N7uN
N{yYv;N*N7uNNRf/f[\Zf`O	ga``ON/f
N/ff~	gNHNxY``OV-NV/f
N/f:NN~bN gNqNv^y~~N-d
NckhN0NNvgN(u͋)YwSُSrr/f
N/fEea_v0
 
  0 0 e6q`Os0RN؏HNYZPNHN{}Y`O]'T`O 
N Ny؏v`rrvkNz6qSSVNH E L L O K I T T Y l)ng_nQ4leg ShTVNf)YebZP`O gU"kvq!ˆ|~`OT0NT.^_veP؏/f_.^U 
 
  0 0
NwSf~U"kςZfw[v7hP[vQ6qTf[w0Rs(Wُ*NfR w[ vςZfO	gNHN`l0
 
 
 
  0 0C h a p t e r   9   Yr
 
 
 
  0 0yYwvVegN0*N_-N'YYpeeP~g[Y[NEm{uler[NQvP6qvsYi[P[0s(W]~SNYNwSSbNS_NN N*Nzlv!hVsYuSbN N*NNN&`6q_Rv^sYΐ0
 
  0 05uq_bMRR0RyYvePNQNN `u/f]Ɖɉ^y~|~QNFO7hv	w<we];R(W_^NvS`O
 
  0 0vQ[Nv^
N:N]/fPuP[NNv7h  ُQt^Nl	g+RvsYN/f(W;RaI{yYb/f:NNyY[0[(WvNNegl	gǏُySb{0
 
  0 0 _YvePNS/f_l$ayY`HNSNNHN
N~*NNN1\pN0NuSǏ闈o(0R^NߍςZf	gl	gSuǏNHN闈oHQ/fl[^y0W{ Q6q`ONHNePُHN(WNN N*NsYNN Q6q,TNُ݋lvQNv`l/U N	gv`l1\/f  	gNN1\/f kc0
 
  0 0d(u*Oňv{8:kNNv闈o(WKbR+Y
N6q/fSb
NǏQ6qv01\PfkO\̑ N*Nf[ؚKbckx
NN N*NSNwzNf[/gvfkgؚKb`HNSb/f{k Nag0 g}Yv~g/fVNVNVT{fkgؚKbv0
 
  0 0RKb	NRT闈o~NaƋ0RNُ*NdvN[03u~{Ts^OS0
 
  0 0(_v~Ǐzc/f  闈o_}YGYςZf0R^/f*NNHN7hvsYu@bN;NRcяyYNh:yǏ`ςZfFOςZfv^l	gT{^0~g/f  NNv^l	gNHN0
 
  0 09hnc*NS'mvsYNyYS/f[̑	g%`NQVvlQ6q:NyY[̑vN[~NyY^1\OVegN'T6qT0RkNNS`b N$Nt^yY1\OVegN'T
 
  0 0
NN'Yf[TQ6q؏/f	v(WT ^v'Yf[N
N`	cgq6rkvBlQNHNVT ^vQ@b'Yf[_N_
N`f[NHN`f[_NbMbvJU͑v/f N*NNf[NvQ_T`^0[(W
NLYeDmvNLuNX0
 
  0 0NMb
N`(W'Yf[!hV̑؏sy|^zvK`1r8nbNR-N1\ _Yse1\s{N0vQ[/fV:NNsYuNɉ_eJ0/f]rzZPpNHNvePN0Ob@w'Y[uP[Q^?NNQpP[~bpN?QZP0Q^cbN _*N]vlQSegssJUNT1\
N(u/fNN[̑v4YP[0N/fO	gNΘQ0wvN~[l	gyra(WI{yYU
 
  0 0S/f Nv0R'Yf[kNΘQN؞؞e
T0R\	g
TlyY؏/fl	gVeg0
 
  0 0ea,T0RNsYXT]E\6q# ON/fG A Y N}YlS}Y{0aƋ0R/f~b*NsYgSvePN0S/ftSSɉ_1\ُ7h N*NN_NlNHN
N}Y0NN:N]bN N*NQ`[2kvN0
 
  0 0FO/fNyY͑"v N;R_
NSc6R0WmsQ NySZP`Uv`~0(Ww0RyY*Nm@vO7uP[w0RyY'}c7uP[vKbw0R7uP[r`N[0WTyY{e N
N>f:y@wNNvsQ|*SEm0U`ŏ`kpNf0
 
  0 0VyYvySQ oY[ev_YNSVyYvR_eg͑eR
Yq0
 
  0 0ςZf`O
NVeg_N1\bN0`OVegN؏b`Ovx^y[lb~bwtSbv_d[r0Wؘa(W[܏vȒl	g@w=b`u_
 
  0 0* * * * * * * * * 
 
  0 0lQSuaT\O8^
N/f(WO[̑ۏLv0SN	bv0Wp_YkY'YR|iؚ~SY;`O& & 
 
  0 0ΘQُ!kT\Ov[a%Nlv'YgVASY\v%NkS~NR}Y/f*N}Yrv;N00Wp6q/f	b(WY;`O0T[Y;`OS_6q/fT ^ g'Y g	g
Tv Yr 0
 
  0 0l1\/fςZfYςq_uMR _v[Yr[s(Wv;NN/f'm0'm
N'a/fTςq_irN{|ZvsYNNEKbU_N_:_Yr(WyYKb̑Sbt_S#k#kTc0݋V:NS_t^'mJTɋǏQ6qςZfQVvNQ6q[ُ*NsYNva؏/f
Nv0s^e	g SY;`OT\Ov݋Ogq~yYua0
 
  0 0eRRRǏNZf
N8 p0MONT ^-N_vYr1ZPNWopIQffĞĞvSb(W'YSS
NS	gQGr^e'}'}SOOSOvǆsY
N0SN N'YGrce[vlSi z z==vPW@wQ*NNpl9Y@wRl؏	g^Nv|4lvsTST@w7usYm(W NYvf'f{{0
 
  0 0NYV:N[N\@bNn0'YX~tN_
Neg NLN~ǏfĞvSX̑vwg_=\4YYvV I P S?bp0
 
  0 0ُLN	g7u	gsY*N*N/fNSc0	g$N*N7uNyr+R <w N*NQ\QS N*NΘAm
N0NN<O/flQNv7hP[V:NvQ-Nv	g*N=Nr^~vsYP[z@wLNckň`eg/fyfN0
 
  0 0	g<w\vsYNQ*NQ\QSvz/fΘQƖVv;`Q6q0`
N0RN,gNkgqGr
N؏}Ywv^NُHNt^{
 
  0 0*NΘAm
Nv6q/fuP[Zifq|fr^~v=NyfN/fIZ0
 
  0 0IZُ/f,{ N!kߍ@wQ'YB O S S 0RY;`Oua0hb
NQY_̑vQ[/f_N'} _S	gNg_v0
 
  0 0_6qpTV I P S?bvv=\4YYRnpf0W,T0R	g*NsYNck(WSb5u݋0X󗣐*NS& & lNr<T0
 
  0 0 & & `O*N{klo_vVegُHNY)YN~NwSegwbNJUNHN`O؏&^@w*N7uNegǏ7uN&^sYN
NY;`OvlǏsYN&^7uN
NY;`OvZfZf`Ow:_	g`OYvWΘ
N'a/fb'mYeQegv__& &  
 
  0 0ONrWl0
_ 
| | | 
 
  0 0Q6qv8r_
NSɉ0WSN08wP[oў_<ONNSNnnl NR0
 
  0 0'm~NSs5[vX[(Wޏ_6e>\ {k+N4Y0I{O`OǏegQߍ`O0b	g[NHQcN0 
 
  0 0 Seg/fQ;`T%Ng5[T5[^ Q6qNςZfvNyY/fwS NNvJU^
NSZfZfTyYgS9e)YQegbT
 
  0 0Q6q<O{^{S gZ/f*NfNtvNS_6qYgq~`OuaN0 ُ݋[WY	g<y0'mz,TQQRZeg0
 
  0 0wegt^{NvN؏/fzvQSU\}YN0݋Q[ُ\P[[ZfZf<Ou_vN_N_
N0
NwSZfZfVegNObǏl	g0
N{`7hS_t^/fZfZf
NJT+R(WHQs(WVegN_N~N[*NN~Mb}Y0
 
  0 0,geg0RY;`Oegua g/fvzNSbav0IZtSSsQ;`NZfQGYv)R=RΘSL0<ONN/fv@w_pR[Nv7hP[0%NkS~NN(W `QogRN,geg1\_
N(W	q0[NlQN_N^g__Y40ΘQ _QvagN_TtQb^]_N
NNNHNO[S1YSُ*NT\O[a1\
N<PNN/fMb N*N\e1\_=r_0WOS[Ǐ	N)YTck_~{T\OTT0
 
  0 0Q6q	g<y0W{ %NgbabasQg_6q	gN%`NNZf1\1uZifqj`0R^N0 
 
  0 0ZifqdNdv\Y(WsYNY[|v8
NN NS{S ?QN
N/f_U"kُy:W@b0%NgN0 
 
  0 0[NQ6qv\OΘ	g@b3v%NkS~N'Y{h:yt0؏l	g,T0RQ6q *gZZYR_eg v ge O v%NkS~N(W_̑ffsKm^ُ*NQ6qw/f*NG A Y *`N
NU"k(Wُ̑FTEN0
 
  0 0IZ	gN%`%N4Y Nv(urTTv<wIQw@w]e6qT\ObyY_N
N`QYu(WُK\P[̑0Zi;`؏	g N
T7uRt\Oj^yYߍ@wQ;`p_NSNv'TN/f(uBlQev<wIQwTꁶ[g0
 
  0 0Q6qN6qSS yfN`Oߍb Nw0.^bVlQSbNeNb	g%`(u0 
 
  0 0IZMT0W /f0 [WY0W+RNQSOߍ@wQ6qpQS?b0
 
  0 0QN?bQ6q1\ IZ`OHQVS'T0NTُy:WTf[O^[0 
 
  0 0IZ^/f0_N_/fao0'Y[Q;`Q oe`NvQ[/f*N_)ngvNbT0S/f
N`N`bNvsQ__vc0WhQeg0ُ7hv7uP[ Nppv)ng1\_[fN_
NOOR_0FOyY
NbeR_N*YqSiKm Ne1YN_O/fmwllQ
Nb0NMR/fb@wN/fG A Y vt1u;bk]0s(WNv *gZZY VegN]S؏	gNHND<hSR_
 
  0 0IZߍ@wp(WQ6qTb$NekY0~Nb
NǏ}YGYQ_-Nvu Q;``/f	gNR 
 
  0 0Q6ql	gVT{tS/f(Wpۏ'YXe_6q\PNNek0IZ_NS_ߍ@w\PN0S,TQ6qXz<O	gN_0W$UQ N*N
TW[ ςZf0 
 
  0 0IZR` _S^/ftSSsQ6qvƉ~[(WQs|Y'YX̑ck(WTgZ݋v N*NsYP[
N0
 
  0 0sYP[<O/f,T0RُXS$Ul4YwǏeg0w0RQ6q8
NOnQ N*N~pv{[0{N[Opv>e(W[ўvYzztt:Yv0
 
  0 0yYbaba0Wpяeg(WQ6q Ns|MRz[0XnIZ Q6q0bVegN0 
 
  0 0IZ(WTbRf0Ww0R*N O-NQNN/fU`
Nb_NrQ'YB O S S b4YcNS~g~gNSc0 gTN	gNW(`vS;T `O؏Vegr^V 
 
  0 0sYP[__NO4Y Q6q[
Nw0mYRMbJTɋbbMbwSS_t^`Oeg~bǏb0bN:NbpN_NlsQ|v& &  
 
  0 0Q6q_6qrrbOOsYP[v /f`Oɉ_lsQ|]'T
N(WNNvN/f`OςZf`O/f
N/fl	g_v
N`Ov_S/fNegl	g>e(Wb
N]0e6q`O]~~b0R`O(WNNv*NN:NNHN؏Veg~bw0R IZSNaS0RNvXS+T@wHNYvQSNh`6q0
 
  0 0Seg*NsYP[SςZf0
 
  0 0ςZfIZ0SegYdkHNx^}Yx^}YyYv_] Np1\
N^\N]N0S] NppyY1\V:NNkGrv)ngNsQ `1r
NNetSz6qSsُ)ngvQ[
N/f~yYv0
 
  0 0ςZfp0WV^ 
N/fv0
N/f7h& & S/fbhT& &  
 
  0 0vgZT N*Nؚ'YOvYV7uP[_NpǏeg0
 
  0 07uP[bQ6qvKb~b _bςZfcۏ] `̑ Nl
NU0W U\P[>e _\Zfbe:kbYY\_bc`O`OS_\Zf؏PNMRlNN}Y:k/f
N/f 
 
  0 0Q6q NNP[#aOON0S^ǏegTSOFTFT͑
YNt㉆Nv͑p ُ[O
N/f`O`N 
 
  0 0'm(W N@w_ΘQv݋ ZfZf`HNُHNQrv݄<w^TOPOP/f`O[hTbTS,gN[؏N:NSNw0R NQ`Ove1rߍe"k:N`OQevop;ubv^ 
 
  0 0ςZfn4Yў~ mY`ONHNbTNHNe"ke1rv 
 
  0 0Sߍ@wwdT b/f_U"k\Zfl^ 
 
  0 0'm N,T	gNDTyYv݋؏/fyYY Y v7u;NKN N*NStQKY N
N\_1\QN@b	gN`byYvcc{kv݋ SZfZf`OvQ[1rv/f`OhTJU^`O N[_#cNb_u_~~& & 
NZfZf`OߍSyTYN'Tb8l܏/ec`ONJU  YHNS5Qvy_KNK`b(W	guKNt^~NN<w0RN 
 
  0 0'm]~weQewze=\vY Y KN-N
Nb& & 
 
  0 0IZDmPsYFOߍ<wMRv'm NkMbSs]*Y\?QyN& & 
 
  0 0NςZf[mYvNyYll[ N*NN u}T
No`Y Y 
Nbk :Nu;mTNNvc[``vsYNN݋ul0= = 
 
 
 
  0 0C h a p t e r   1 0   
Nbk/fU"k
 
 
 
  0 0ςZf؞N NOmmS mYS/fbv[N0 
 
  0 0'm_N/fq`NςZf>'`vyYlmmFO݋̑Rf>f:y
N^g]Q _ُ7hvs{0_6q`wςZfvN0R^V:N*NSVyYMbZPNASmQt^vUSNi[P[_̑[/f	gu)vv]`HN_N~_ُ NB\
 
  0 0'mɉ_]	gNǏRNly݋ uTuT^bُ/f(W _s{bTT@T@T^wbُ_[KNS
N`OO~b _LhP[PWNUSr 
 
  0 0Q6qp4Y0 Uvnx 0 S_N)TTIZ yfN`OHQVS0 
 
  0 0uTyfN0IZ(W_̑`Q0W{0FO؏/fWN<wQw N>m_SO0W :W0
 
  0 0SYu~ςZf NS 	gNSb`ONbaJT0 6qTPNuTuT0Wߍ@w'mpN0
 
  0 0(W N*N҉=vMOnPW[0ςZf8T@wO
NvgYjAl0
 
  0 0Q6qNONO0W b/fNHN 
 
  0 0ςZf#aN NN<O/fl`0RQ6qOُHN0__S{ _eg bVegMbSsNMRbwv_1Y%E\6q N*NSNSevgS_Nl	g0wegQ6q`OS{/fb/U NvgSN0
N{QNNHNSVbw_0W""`OS_t^?aacяbTbZPgS0 
 
  0 0ffvopIQNQ6q8
NasT
NfRwU҉2V0W{N S/fgST 
 
  0 0 1\/f_}YvgS0 6qTl Nl_6q N8kQfS0W 
N!k5uq_bMRv*NsY/f
N/f1\/f O-NvwckvlQ;N!^9JU 
 
  0 0Q6q{S `O؏_yY 
 
  0 0ςZf8
NZPQ$a$avh` `O
NwSS_t^bhQ!hb~NyYYHN
Nu_YNN,g
\S{/f_
gS
gN0~7hv'YNb_N
N{Qg0 [S_{ _N0
 
  0 0yY<ONN1r{N_Y0{[_N)nf_N_Y0ُN9eS/fV:Nl	g]SNvQ-NvُNt^yYǏv_}Y'T
 
  0 0Q6q_6q	gpeR0SN:NSN_tvlX0W(yYS_t^:NNHN
NJT+RtS(W NR؏lQS1\HQςZfя(WT:\v{~SN>l`*N7uN/fyYtSHQN/fbhTbv[N07h~bvl0
 
  0 0sSOS/fhTQ6q؏/fɉ_ur0WZY0]S/fyYvgST
 
  0 0
NǏ0Q6q/fNHNNUOQwSςZfs(W؏/fUSv`Q0NZWO]SN_ςZf N!k1\SN_,{N!k0_Nb:NyYvU[N0Sb[;NaQ6q8
N2Qrr,v{[0
 
  0 0w0RQ6qُ*N{[~ǏQ*NhDQ_YYvTy{xYዡCS$~vpvςZfSbN N*Noupf_N(WSbNHN;Na
 
  0 0Q6q{/w/w0W ςZfZPbsYgS'T0 
 
  0 0ςZf_
NmsY0WUYjAl0=\{	gN_tQY؏/fQ6qv݋NS=N=N0W0RN  ُS݋`HNHN3qJU
 
  0 0 `O(WQ{݋T 
 
  0 0 ςZf[`Ob Nv_w0 ُS݋SN{\O/fh}vTh`_N_wbT0ςZf] Np1\ON:NwN0
 
  0 0 Q6q`OS_b/fPP[T`O
N/f NvT!\Y(W NwTb؏``ONQYNHNeP~ZZbT 
 
  0 0\4ZǏV:N	gNg_MbO1YgV:N	g1rMbO	g@bg_@bN1Yg_N/f Nyx^y0ςZftS
Nbeُy_O__uuvx^yyY NvOIY[?a
N	g1r1\
NO	g@bg_1\
NO1Yg0
 
  0 0S/f:NNHN؏/f_
NOO(WVege[Q6q	g@bg_N:NNHN(Ww0RN	gSY N*NsYP[e؏/fɉ_uuN:NNHN(WNRMbQSTS_t^(WD i o n TaU^ N7hv݋e_̑z/fa0Rx^yv
 
  0 0
N{_̑/f`7hv0FO/fbP[8l܏ g͑0yYll>e_yYvP0
NNN/fP/f NyYt^egy1\v[_a`v`^  sSOU"k_NSbeU"k Npp0(W[el	gf 1r]KNMR~[
NHQ1r[eSc6R(WU"kvV̑08l܏1r]Y Np0
 
  0 0Q6q_6q	a`weg  [JUyY؏
NwSb]~dNZZ~N0ςZfُ/f(WTTS_N{[pp ς\YbNHNePߍ!^9(W NwN`O
N_N Nvj@w*NSSv[OwN`
NSwhav({{kNߏe	g N)Y_NSVSN 
 
  0 0ُRf/fNMR(W NweQ6q_`g}Ye`	gvl0Sُ1\/f O-Nvz  Q6qNNt^MRz0RNNt^Tv]
N0ςZfVV0W`@w N8FT7h0
 
  0 0Q6q}T0WbT!^9vsQ|ʑN NM06qT:_ b1\SbyYS_YY0 
 
  0 0S`yYS
NSS_`O/f__ςZfُ7h`@w0FOu]~
NSb6R0W(W_0uln _eg0
 
  0 0 Q6q`O/f
N/fwvU"k
NbN ςZf_6qb4Y'}'}OOQ6qv<w[w0Yg
N/fU"k:NNHNߍbʑُN? 
 
  0 0Q6q{[~p_	gY	NgvCh `ObT 
 
  0 0 `O
Nb`HNwS0bNeg
NYKm+RNva`0`Oُ7hP[bOO0
N/fwv݋
N~bbN0 ςZfň\O
N~a0WwTpv'YS-N.YfĞvopIQ flN8
N@we vT$O0
 
  0 0Q6q_6qɉ__cu0S:NyYT$Ov^y`0
 
  0 0S/fU"kv݋
NONt^el_ `0S/fU"kv݋
NO(Ww0R`OTSY N*N7uN NwveP$a`_`@gN0S/fU"kv݋
NOw0R`OǏvePh`
N_Rb`O@b	g`NuN`ORN]@b	gvUNPN0@bN 
Nbk/fU"k0 VBgvsX̑Q6qvXtS/f/U NnpfvX[(W0
 
  0 0ςZf``0Ww@wN0
 
  0 0ُ1\/f1r'Ty _NO Nvc_0Q0RNO_ؚtQ0w0RNT+RvsYN(W NwO_̑__vuNT]Q!kh}vTʑeSOn_vutSS0W `	g
N[0
 
  0 0 Nv
Nbe{fS1rv0S_RHNQ6q0W NS݋
NYu1\p_N/f`QEN Np(WN N;R`Owv:Nbb`
YUSb1\O_
NOO1r
N`O0f``ONdk
NtbbO^8^Ǐb01\PN1r`EeN̑ N*NNv_hQ|(WNSY N*NN
NS_
NQP/f]0
N/fb`v0
 
  0 0r^P:gy0y_܏܏v0N:N1\SNQ_N
N{0
 
  0 0S/f~O(Wo'Y)RN؏/f_
NOOOsKmYgy _MRNO/fNHN7hvT{Hh0
NVS0VSN`O؏
N_b0:NNHN	gNHNYNN~bv)nfb؏/fO `_`O(Wb gd[[veP~NbvNONP0
 
  0 0ُ!kVeg0S/f`wS N*N~g0`:NN_YtS]~vlCSVv_`ZP*NN~0Yg`O]~_Nbck}Yb_N1\SNʑ `
N_ɉ_'a k01\SNt@bS_6q0WZPVl_lv]0
 
  0 0\Q\Qll
N _}TЏv[c0R^؏/f1r
NN0ُ N;R_0RNNv[]_NMbbenx[0
 
  0 0 HN1\(W Nw'T0 $N*NNvKbQ!kur(W Nw0
 
  0 0ςZf_6q`w NS݋(W Nw
N N[/fV:Nv1rRKb_N
N N[/fV:N
N1rN0]UOvQx^ЏY(W++NwmQ!kG0RQ6q$NN~Ǐ\gvm<y*SzZS_bqwvv1r͑eQ[(W Nw0
 
  0 0FO/f]v_a؏
NJTɋN0/fV:N
N`N` 1r_NV:NُN1r؏/fEQnN
Nnx[0
 
  0 0* * * * * * * * * 
 
  0 0,{N)Y0HYc0RςZfVegvOo`N[VegN0HY(W[_NlNHNNN1\S	g N*NYFZ0P/f(W4^ُ$Nt^MR}YPY
NN N*N ,{N%f 0/f N*NnfRlQ[LXTjlS>l	gpfU1rUR0FOvQ[/f N*N_SS[vN0ُ!k$NN/fV:NOR _gY NlKNNMbVv[0HYُ Np1\/f$N*NYgjlSe1\`_P[RN5u݋SbNCS~vVlNc,T0
 
  0 0ُ NSb,T0RHYVegNjlSޏ_
NSIk0SBlHYS0 ?n/fb
N}Y
N
N,T`OvRUHNYvR؏bQkuN& & bwS`O/f:Nb}Y`ObSbbLFO/f
Nُ7h NpNKNJUb`9eۏv:gO`O
N~1\$RNb{kR& &  0Rُ_N
N~[S̑؏	gςZfُ*NZf(WjlSvXz<O	gpTTN0ςZfƋv0W
N|iQzz~ EN+R  Q v `O & & 
 
  0 0ςZfOW_0W\P(WN|i|ihSY}YNZP}YbS_6q_N/fwv0uTuT& & 
 
  0 0 bُ NulBlǏNHN
Nۏ'YJSP[/f_ǏNǏ_YL:N`N`S
N&{`OvBlFO`OSN~ebbaba9eG0R`O/fbُP[ gx^ЏvNb/fwv`T`OǏNJSuvJU& &  jlS~~@w0
 
  0 0HYُ*NePe]SjlSN1\/fb
NNbP[]Veg0FOS_RSl~jlS][v5u݋T0W@WjlS_N~b
N
NyY0ُ!k@wςZfVegKN
TyYhb
N/f
N_
NVegFO_̑vQ[/fe1\`VegvN0jlSHQSNIk Sُ,ڋcs`R_Ne1\aRv
N_N b_N	g
N[v0Wel	g}Y}YT`O& & bN vNS[TSO& &  
 
  0 0ςZf_̑_N_	g扨R0NCSCSNNN-NG
NN*NNv^Nv1rN,g1\/f NN_
N[fvNFO/fv[tS/f NNf
N[fvN0`Sꁫ]~Q6qp0Rُ NekFOcNegvNyYwv_̑[hQl10
 
  0 0
NǏςZf
NU"kb_HNY0zvQ6q'T0yYO=\] g'YvRRS~bTQ6qُN1r`0FO/fyY؏/fZWc(W1r`̑Ocb0yYvU`TPNSNQR N*NNegRNFO~[
N/fVNU`TPN0
 
  0 0KNMRHY,geg1\,d0RjlSTjlS NwOOvN0ُ!kVegwv㉳QT6q/f`~~OO0ZfmvePHYOTςZfcُNh:y]-NHSTZf
NOVegς[~ςZfTSZPm0
 
  0 0ςZfS{HY 	U+RN[/fsY'Y
N-NYubN[P/f*NOY'Y
N-NYuT0+RN/f`OO+RXOO
N
NbN[ُ*NOO(W+RX̑OPOP`_ N~vs^ev\WY?b 
 
  0 0HYl}Yl0W bgq~`OASQt^؏
NYJUw`b NP[~`OZPYP[+RX	gNHN}YُQt^̑MRb	Nt^/fb N*NNd[0WǏvTeg
N/f	gNjl'Y:NُeP[{vllǏN0+RX	gNHN}YQ'YQNS
NY N*Nw__`Ogq~`Ov	g`N0 
 
  0 0ςZf,T0RHYd[veP_̑ N5'au0FO/f,T0RTbHYُRf/fweQ1r`-NvsYNv7hP[S,gN:NHYS/f[[N\1\@w~b*N4Ov0HYS,g(Wa`
NSǏR$O,g[1r`1YSO_TegS(WYςq_q_TN Nvɉ_1r`/f*N
NS`vN0
 
  0 0HY~~re Nt^t^^TN1\{v~ZZ 
 
  0 0ςZfQ!kdN0S~NN
Nmmv]yy0
 
  0 0ςZfZWcHYOOjlSkhT
N[gVeg N0R$N!k0NyYTSvnߘSN(WYb㉳Qb1uyYegZP0
 
  0 0VV}YQ)YN0sYN1\ _YRckN0}6qςZf/fSvc
TyNRtFOlQR
N_YN`
NN_NltQSN0YN`/f"N~STkNN؏eQ)YǏegNS U R -NVRlQS`QvyrRg܏q\0
 
  0 0ςZfRIQfck'Y0WsvQ
Tf  E\N~ 0S6q
NO:_ςZfZPyY
NU"kvN0UOQ,gegPlQS&^ςZfVeg1\S/f N*NPS0VegN6q/fςZf`ZPNHN1\ZPNHNv0
 
  0 0(W'Yf[ςZff[v/fFUyFO[FUN Np_N
NatQ0yY,gSb{@wSON N$Nt^RlQ[
Nseu;mTO(W[ZP*N1u(WvS O H O  Ne0U[(WeJN _*N\^_N
NJU^vOYsYi[P[f{^`Ǐb	gb N[^\N]v^T}YST __NL0ُ*N^bTSN/fTaU^^ˆ|^|4lne^
gň^|T^& & N^v
TW[0RňO0R~%ĉR\OǏ Nju~`& & 
 
  0 0S_6q0S_Nv^
N/f[eُ*N`lv}YeP0ςZfv{@wf)YSlQ[|ivK\P[wwkz_N(W̑OOǏ Nke0NHS`SXVwgςq_0U/f勻SwwN0
 
 
 
  0 0C h a p t e r   1 1   NuNN~vt^}YT
 
 
 
  0 0NsT6qSTZf0gQ[
NLeObS<O& & 
 
  0 0uP['Y(f)YZf
N`Oe 0R^/fSZPNHNNS`O~Nb
NOO[[& & 
 
  0 0'Y['Y`HNO/fُyNS'Y`Owv(W
Nw
Nɉ9eS'`TN@bN[sYNNuNSpu
 
  0 0gQTTT& & 
 
  0 0Q^+RTNfW}vN[bbN%N
 
  0 0?M	Z& & fk& & 
 
  0 0gQ*NςZfVegN& & 
 
  0 0uP[`O/f`O*NyfNIZ'TyYNseVSN'Y`O
NO[yY& & 
 
  0 0gQ~N_
NOObLhP[`U,Tb
 
  0 0ON6e[e<w+Tg_0Wg@wN0
 
  0 0gQ`ONZP[VegN
 
  0 0& & 
 
  0 0uP['Y`OُxYNfwSZP[_N(WYr_N
NSbYub N*NN^N%N4Y
 
  0 0?ZP[VegNTT'Y`O~NSN~_g`OvLPumN
 
  0 0ON N:_pBlςZf0
 
  0 0gQ`ON_NbTꁄv[^\SQegb1\SςZf0S	gyY N*NsYuyYO
N}Ya`0
 
  0 0'Y[TQ^ _Yc5u݋0
 
  0 0uP['Yb1\
N(uN'T& & HNY*N
NwSST*NT0
 
  0 0Q6qwNN N<wm^U
N(u0
 
  0 0S`v?
N*NgR,{ASkQNsYSb_NSVNMRASN!kT bllcSbv7ugSkb؏oNS1r`OfTZPbv__& &  
 
  0 0dkeςZfck(W^
N@ww5uq_05u݋Tw b	g N4Y\kt@TNeg_N
N& &  
 
  0 0gςvÔX8l܏HN& & 	gRa0
 
  0 0ςZfw0R*N
TW[_̑OgTuNQR	cNc,T.0 U/fb0uP[?NNwS`OVegN``ObT0`OeOQegT 
 
  0 0wT{,gLub>f:y2 0 0 8 0ck<PYv^op~R~veP0HYTǏZfm1\VSjlS[N0SSbǏ5u݋NZfOZfR_0[(Wv_ENl'Y[uP[Q^?ُNNN0(fZfncuP[_N(WYrFOv^l	gckx
N0
NwS?؏/f
N/fHNN_  uTuT0HN1\S'T0
 
  0 0 X X X X R^`OwST
NbSc`O 
 
  0 0 bSN-dQyfSb`S:gOwS0 
 
  0 0 `O\_0ywweg_%stvS:gvf`O
NPW
NfMRNQyfvfLrSS~b0RNSbb5u݋& &  ςZf4V҉'Y'Y0WT _`
N0RQ6qE\6q_NُHN& & FZY0
 
  0 0 bwS0bS
N/f	N\\i[0}YN1\ُ7h0 ςZfޏ_ceyY~,T0R5u݋?NNvS{X0uTuTw	gpg_0RNNNQ*N8l܏HN1r
[v[O0
 
  0 0
NNQyςZf`N`؏/f~Q6qSNOo`JTɋN]
NfN0'Y~JS*N\eP0R0NNfpяNf~vX X R^OwQ6q]~(WSI{@wN0
 
  0 0Q6qw@w*N~~vq_ Nek Nek0WpяNckYNMRY!kN(WyY[|iNI{@wyY
Nf[ N7h0_N/f Nek Nek0WpۏN_̑S0
 
  0 0Q6qɉ__̑vzz: Np Np^kXn0Seg*NNwv_{/fyYMbL0
 
  0 0 `O`HNُHNbaNN(WI{@wN0 Q6qbwKb,geg`PNMR,c NNyYwwvS	gpPxd\+s\r7hFOvnx/fQNU1rKN_MbO`ُ7hNя0tSw0RςZf3+R@wvtv&^SaSTb/fYpvS0KbNe9ebN:NyYbΘ9T0RMRbegvQS{{d0R39hT0
 
  0 0ςZfz;RNO4Y\Ohr0 U\vwSN0N!k N[9eck0 <w̑tS	g@wvv{a0
 
  0 0ۏNR^v|iWY?bvv5uhQ6q؏/f'}'}0Wb@wςZfvKbNkl	g>e _va`0
 
  0 05uh N _O,TnvmLrX0̑bvV*N7uNckVPW@w _\S
Nck/f'Y[NN0'Y[TQ^veR+RPW@w N*NsYN0
 
  0 0NNQ6qTςZfۏeg~~Sbb|T0ll NNP[p~weg0ςZf~ȉ NMɉ_NNb_l(
NT*N	gN9eS&{TNN/fNLu|vN0Nt^g6q'Y[bNY
N
YS_t^Rmv!j7h0
 
  0 0 'Y`Og6qbZP[&^egN0bN؏b_`OO
NO>e=P[bT ݋v/f?N݋؏/fُHN
N~`T0ςZf`bNl>eN=P[JUS/f
NJT+RN N!k0FOb
N؏/f	gNg6qv0
 
  0 0uP[4V]؏/fHNn4Y TZP[N\	wb'YsYN'Y`OSw'}N0 _}YPyY_b_v<OvuP[`O{vkS؏ kAb
 
  0 0'Y[=rg0W{ ZP[0Veg1\}Y ؏/f'Y[N g}Y
 
  0 0Q^NS{US0WQςZfp4Y_{$U NX ZP[0 
 
  0 0Q^v*NsYi[P[$c0RςZfߍMRegQbꕄv'Y<w[w
N
NNNbςZfhQSbϑN*NM gj\P[`Ov
N[ςZfYUObk/fn=NSN{v/f'Y'Y'YvsYVhT`O/f
N/f 
 
  0 0['YS 
NSbgjf
NS\P[l'Yl\v+N4YbSk`O'Y N\bT 
 
  0 0'Y[vOŖvw'`sY[ςZfNċ[ g6q/f*N
NTQOvN?Q*`Q6qurcNُHNEN0 
 
  0 06rkN/f[QOvN]_PNN6q/f
N]vFOُ7hvVYNSNN 	gaea2@wQ6q[yY`	grvf:yasTςZfMQ
N}Ya`N0
 
  0 0 U`ON~~SbLr'T0 Q6qKb Nc&^@wςZf(WlS
NPWNN0
 
  0 0ςZf+T@w]KQR_	gtQ0W,T(W:WSY$N*NsYi[P[v݋0'YiwSNyYNv NN`Q0
 
  0 0hT/f'Y['Yf[ePve|v|s(W/f N*N5uS;NcN0 Nt^MRkNe'Y[Vt^vBl~NSbRNhTsYRMbsYcGSbO[^0w
NQa[v'Y[sYuُHN	g'`NZWcR& & w}Y~g;`{/fv)Y
N	g_N0
 
  0 0Q^vsYgSR/f N*NS1rUS~vsYi[P[EQn;mR{[u0
TSss/f*NsS\kNv'YVf[u0TQ^_N/fR(W Nw
NENMb	N*Ng0,T0RyYTQ^vK`1r{SςZfSɉ_  Q^g6q_yў6qT(u	gNT`v<wIQwTss`O*Y\}vN/f^勄v& & 
 
  0 0
NǏQ^[yYva`/fwv0HNSx^y/fwvbx^yvǏzS
NqS[NNS	gNHNsQ|
 
  0 0ss@wςZf(WVYv'Yf[u;m/f`7hv0
 
  0 0 CT_NlNHN}Yv0 ςZfvQ[/f
Na`HNyYv'Yf[V:N
NUNYNNяyY'YYe/f] N*NNs^mel0WǏNVt^0
NǏx^}YyY/fV[OO[v
NNa0Rd[US0
N/fl	gBlBl-N_N
NONQ{|bvNςZf_Nfyr0WT N*N_Oyvf[Ջ@wN_FOS~cN	N)Y0
NwS:NNHN1\/faɉ
N[0
 
  0 0,geg(WSb@wLrvQ6q,T0Ȓُ_6qv@wςZfwN}YQy0<ONN`NyY8
Nww/f&T	gNHNwvu0'Yf[_\	gN
N`!kK`1rvNςZfvagN`HNO\NNvQ[[`yYN Ny `_b`$OvlQSY N*N7uNeg0yYv'Yf[̑wSuǏNHNEeNv݋1\{
NQegcSkǏ__NO
Nꁁy2Qb `_ba$Ov^yr'T0
 
  0 0FOQ6q(WςZf8
Nw
NQ NNlom*o_`
T	a`NQR0Kbl
N}YޏN}YQbFO4VN Nvc@w	gev{0dk{u<OP{Sُ1\/f@b`:W_aL:W1Ya
 
  0 0ss gT;`~<O0W@w ςZfY`OSwx^y	gQ'YTُHN}Yv7uN1r@w`O0 
 
  0 0ςZfS{{0e N[0Q6q^/fU"k]v'T1rHNNNeglTyYǏُ*NW[0ue)Y)Y1rv`O gT؏/fRKb6e:WvOP[yY_NǏ
N\0 NvNegςZf:Nx^y/f NNfxT1r`f/f NNbYOvN0
 
  0 0ςZfYYz(W=0WzMR0NؚYOƉُ*NW^vYvhQopkpN[Lqtt0ff/fpvofatSNɉ__eP:n܏[[ezuQ+6q``eg0
 
  0 0Q6qbc:WNeg0pN N/epPW(WlS
NeX0W8T@w0p؏iR NJSO>e0Rppp8̑cmp010RςZfv^cz@w0
 
  0 0zzl̑	gkYOvpsTςZfvNv;P[0QQNN@b	gsYgSO[7ugSv݋ 8Tp
N}Y0 `N`SS 1\{8T_N
N*YY	sTSnm Npv0 
 
  0 0Q6q{N{l݋0
 
  0 0VS6q/fQ6qZPf+YЏ]wQNNt^MR/fT:gfbcbs(Wvўrv[l7 6 0 L I 0
 
  0 0(WfMR^ُHN N*Nr\vzz̑`я Np1\SN,T0R[ev|T8T0 Nyf'fvlV&~(W$NNKN0ςZfv^y~ Nv~_'}'}v& & `Ee\O{~g0WpNHN;mÍll'TSb_*Y@wu0
 
  0 0fP[[3z0WveQfAm-N0Q6q `O/fVT̑ 
 
  0 0ςZfVT{/fV+RX[̑0
 
  0 0 U`ONHNePSlQ[|iOO 
 
  0 0 b(W+RX[̑ZPm~ST& &  
 
  0 0 *NNSNSYbT0 
 
  0 0 CT 
 
  0 0 bs(WOO(W`ONMRvhlQ[|ivAS|i0 1\(W`O[|i
N0
 
  0 0 JU 
 
  0 0 @bN`OǏegTb NwOO'T0 
 
  0 0gς N#a N#a0W ُُ*NSU\/f
N/f*Y_NJU& &  
 
  0 0gQhwNyY N<w bNƋY\t^N 
 
  0 0 Nt^Y0 agNS\_VT{0
 
  0 0 bN geNHNeP _YN_ ~~[0
 
  0 0 FO/fbN	gNt^vzz}v gς~Nb`
Y`RN0
 
  0 0 f^YNяW{Qa`V0 gςُMbSsgQ_	grrvr>syr'`0
 
  0 0gQlYH\0W `O
NwSbk)Y
NTe1\S
Ns& &  }6qS0RlQSyfN	g~bpN}YTbSsTveFO/fُkZWQ
N0
 
  0 0gQ~~S`nQnQ ÀQN}YQ!kkuN& & T>e_b
NOZ_`OKbz
N}Yv& &  
 
  0 0JS*N\eT0ςZf[0RN0
 
  0 0Q6qb`
Ymmvl bS/f^gT`OfY(W Nwve0k)Yw^,{ N*N0RvN/f`OT`OZPve& & `O
NPNa1\{Nb
NO:_`Ov0U`OVSepOo`0 
 
  0 0ςZfPɉ_]/f*Nv`NN0*NTN NwOO_NlNHN
NLvJU0'Y[/fbt^NN0Sck[OO Nwu;mǏMbwST
NT(W Nwv& & 
 
  0 0 gTv~g؏(u0
 
  0 0* * * * * * * * * 
 
  0 0!ke
NHSςZf	cRSNlQ[|intN NjuK\P[0
NMQS Njuir/fN^vaha06qTNHSSNX0Wwgςq_0pNNςq_uMR g1rv~vT0Teg(Wo'Y)RNTς&t^ Nwu;mςZfMbwSςq_:NNHN g1r~vT0
 
  0 0e_eN0\t^T\sYW0\t^YY`O1\P~vT,OŖ}Y0Ndk\sYU"k
N~vTk!kǏ^\t^~yYpN~vT0\t^;`/f&^@w[nv{w^gbhQNLuv~vT~`OS?a`O NvُHN_PN0R0Teg'YN0wSN~vTv~vt^}YT\sYO	gN N*N?agN`ONuNN~vt^}YT0
 
  0 0YHN=NvT_0FO/fNNtS8l܏_N
NSb	gُ7hvx^y0
 
  0 0@bNςq_ g1r~vT0
NN`O}v4YUPtSk!kw0R~vTO`w`Ob gc1rvN0`wt^\e g}YveIQ0
 
  0 0ςZfYY0W(Wςq_vXxePW@w0(Wςq_bMRyY/f
N ~_b_avSckyYw_a]v*Oň0
 
  0 0 N1rvςq_YY0ُNt^bl	gegw`O`O
NO*`b'T*`_NlRlS`O8r؏	g`O'Y/OO4Y{bHN%N
N~bV-NV0b~`Ob0Rς&t^N0l1\/fς&t^bv8r8r0Nwv_^bTYY`O<wIQw}Y8r8rN_`_`O Nv(W*``O`HNHNe1\pN& & ُNt^egbu;m___PN0 
 
  0 0 YY0`OS_RSb
N{f1r
NNUONf[O]1r]0FO/fbSs]}YP1r
N N*NNN0
NǏb/f#cNbNNt^v
N{/f {f 1r
NvJU0FO/fbwv
NwScNeg`HNR& & Yg g~b؏/flRlTN(W Nw0bQf[O]1r]}Y
N}Y`OO/ecbv'TYY0 
 
  0 0NuNN~vt^}YT0ُ7hvbYgyY`
Nbe`0` g~O*Y1Yg0b/f`];m
NNHNENSY*NNOf1Yg0
 
  0 0                
 
  0 0cPQ\YYv
0iRsY+Y0/f N{_	ga`veck(WSRP K ^	g|~hyvN.^_/ecN
 
 
 
  0 0C h a p t e r   1 2   TE\agN
 
 
 
  0 0NHSmQp0ck/f
NseNsV[veP0
 
  0 0lQ[|ȋςZfb gT NS܃z
NLh1\,T0RÔX0N+s<w̑w0R*Nq`vq_ςZfSb _ `O
N/f	gST 
 
  0 0Q6q Nۏ1\blQeS_蕹vlSi
NTb?V?V{N$NX_eucgςv0[ςZf _ _S\OQbb_  Tlb@w
 
  0 0ςZf N	N'YekN}TN bcmKbTm 
 
  0 0 `OZPvُ*N/fjup!ˆ'Tb   
 
  0 0 U/f
N/f_}YTJU __
Nlbvl&^Z'Y	g`Obe
N}YTNT+R`bZPm~`OTvgR0
 
  0 0 /f_}YT FO/f
N/f_N_TNp}Y'TUSdl0
 
  0 0 bُ*NR܃FPdl   _N_mNp`O/f
N/f_N>evN
 
  0 0 /f
N/f_}YUJU gς{/w/w0W0
 
  0 0 }YU}YUMُˆckT 
 
  0 0 bُ*N|c   `HNHNHNvuSHNHNvxbT`O0R^>eNY\|T
 
  0 0gς<w Nw `O`HNHNY^݋
N1rTNT`OSYVSS+RegbُmZfmT gς_̑f=rS`O[hQ
Ng^:W1\vc~{NpNVSwSN'T0
 
  0 0(f)Yck_,dǏeglQ[|iُOO1\,T0ReE\QgNv[  NTbvZf`OSNNsb1\VegTZfm0 
 
  0 0gQT(`0WwyY N<w؞
NZPXW4YTtS/fb@b	gv܃TN*N^0
 
  0 0 VN7RxS 
 
  0 0 :NNHN! & & bT[@b	gv܃]~_~`ObP[N 
 
  0 0 ُ/fOS
NZPmS{TvN1\7Rx
N`7Rv݋N!k`OegZPm 
 
  0 0N/fQ'Y\(WςZf^Pc[N	gN,{ N!k7Rxv~S0= = 
 
  0 0* * * * * * * * * 
 
  0 0 Zf`Owe؏e
NYbNQSceceek'T 
 
  0 0t^{v`OKbur@wKbb/fd@wp+oek(WlQVn}^v\
Nhq_FZZopkpGdfZfΘ=r& & YHNvjm+o
 
  0 0 
NS @b	g&vP`gς NS݋bޘ0
 
  0 0 :NeUJU& &  
 
  0 0 b(WV~\ePv~xQR;uGrbTُQ)YlNZPb(Wwvs(Ww0R,{N萄vASmQƖN0`OT[mN1\_pnV`Ovzw`OvlQeS0 
 
  0 0:NNepVeggQb"N~+RNZPvNRMNSNRQv@b	gN`_Nev@w[bN0& & 0R4YtS/fُ_G0
 
  0 0 NHNR;uGr
NbT`O Nww 
 
  0 0 & & \sYbX0`Onx[`O Nww 
 
  0 0 & & b
NSb,g,gNegwt[0 
 
  0 0R;uGrNASQR NƖςZfwN	NƖ	gp\&PN08O8Oapw@w[b*N7uNTyY N7hvPW(W[S0WgvPWW
N{,g>e(WlSMRvwLh
Nwt[ck(WtQ4Y
N0_̑ N5u0
 
  0 0yYP/f`QSppN
NǏُ*NePSbpbN/f
N/f
N*Y}YKNMR]]~N
NQSv0
 
  0 0 N:Wt[	c9 0 RN^_N_w[N01\I{I{'TI{Nw[Q0
 
  0 0KbN+oevv0WOmȉ@wQu_`tS]~ؘ_NwegƉ~
Ne=0R[b*NN
N& & 
 
  0 0g5uq_5uƉgRQz0NlؚvvPPgR}6qςZf NT
N`HN1rwvPPgRFOYg`
N/f*Yr@pOv^N7uv^sYvSv݋\{Q<www_NSNv0N/fKbp _0
 
  0 0sY;N҉
NoN\}vuُ*NleU0FO͑v/f7u;N҉E\6qkQ6q]܏NςZf1Yg0WpNS
N҉vSS0
 
  0 0؏/fwb[Q6q{Q<w0wNl-N&^@wtQKYv^y`[hQ N*N'Y7ui[v7hP[ Np_N
NPs^e1rw@w8vNN0T-NGrkQsb[Q6qُ͋& & ςZfV0
 
  0 0QwT[bSsQ6qckwSQ{bneU0'Yi/ft[w[N0
 
  0 0 RMb/f
N/fwPwbeg@w Q6qbN NtYjAl"N~ςZfQv݋tS_ kAb0
 
  0 0 `O
Nwb`HNwSbw`O gς_tvlX0
 
  0 0 & &  _WS͋gQ؏/fNV0RNV:NNvnx_N	gwPwyY& & 
 
  0 0ςZfň\O_
N~a0W w`Or@w/}N'T
Nb1\j`OQSnn0 n`S_[rbT
 
  0 0 
Nw`OvR;uGrN 
 
  0 0 ?V?V~Ǐkb؏/fɉ_`OvERk'Y Qnxeg/fYbvn=rvZfΘ`Rk'YdNQSpN܃N)Y(WK\̑ N)YN0
 
  0 0Q6q_amm NoR{`OƋ'v7hP[0ؚtQ_	gY;NN&^Q蕄v\r0= = 
 
  0 0* * * * * * * * * 
 
  0 0
NǏُvv0W
N/f`O~O gsO:W@bvlQV_lNHNv_N1\{N:NNHN/f  ^T
 
  0 0 V:NNZfpNN܃f)Y1\SN
N(upNN0 ςZf_t@bS_6q0WbgQS_cfvOKb̑
N\P0W_-irf̑>evtS/f|r^lQ Q |gQvY6& & 
 
  0 0pN[SNX[Pv܃kY\S~g!ˆJ& & TςZf`SpNpsYu(uT؏/f
N}Ya`Q6qߍ@wSv0N/fRMNR NRTbN(Wُ̑OT0`OSNS]ُcVSdURnevc	`O1rUv0 [1\p_N
N{+RNa0gς N/vΘ<h0Q6q__Sl0}Y'T\ُ!k/f	gNNNv0
 
  0 0Q6qkςZf_	NR1\V~[v*Nb҉I{@wN0
 
  0 0yQ6qQekKNYgM M 2u|Tg_4O _Ǐeg`ONw*N7uv}Y^T 
 
  0 0XǏegvM M YN wvُHN^v7uNE\6qُHN[E\ 
 
  0 0M M N ^N/f[^ ;N+Y v҉rTTT~[vsYsS+ S 
 
  0 0M M 2u bɉ_N_N_TZP\;eyў;e 
 
  0 0RNS NagSbǏegKb̑gc@w$NSsY'`(uTvςZfck}Y,T0RTb$NS_N_/ftQflbw[vsYsS+ S؏Te	gyў;ev\o(T̑T̑}6qyYSNo2mTV܏yN'mvYe[ g~lSU\b9eLevPsYFOvP\Y Y N؏/f_Xmu;mPNv0
 
  0 0Qя$NekwnNyYNvƉ~0
NevKbRcp@bQ@wvNRf/fQ6q0ςZfbn4Yў~0= = | | | 
 
  0 0
NwS:NeUςZf1\/f_
N=ryYNY Y v[a/fQ6q0gςbc
N N*NZP\O8Y _vuh`Y`GdfuY0WQQ6qTYǏSQOcQ NoRUXUl0RNNw!vu)vvX N1rv6q6q^T<\`OENI{N'TbNُ1\V[S^ hQ6q_]Kb
Nbv/fNHN0= = 
 
  0 0 QbT Q6qU{0w0RςZfY~Veg}6qS/f_\_\v~[Q6q؏/f_ؚtQ0FOyYُ~[Nv Wُ~[l	gǏv5RS/f
N\_g
NNkvub/frru
 
  0 0
NǏgςv\E\_؏/fbN
NgyYYdkzrrrb_a0S,T_NM M _/f1Yg0W :NNHNQsv
N/f N:_;e 
 
  0 0 Seg/fv7uT 
 
  0 0 ُsYv_N*YeUN'TM
N
N*N^T 
 
  0 0+N+NvM
N
NbT
NǏςZfP
NُpN0bN_-irfv^ߘir:SW N>eNNpp0W=c@wQ6qv󀊁c~&S0
 
  0 0gQ NvYN N4Y4lvr`FO;`veg_N_ؚtQ
 
  0 0* * * * * * * * * 
 
  0 0 NZfb(Wُ̑aw0 lagQvlُ/fHS0
 
  0 0 U0aw[SlS'T0`O1rSb0W_NL0 lagςvllo
NtQ^
N:N@bR
 
  0 0 
N^^N1rvbT`OVɉ eV?Q 
 
  0 0 `OI{~؏
NYQGS~GS~'T gς<w_N
Nb~~v'}O\U^JUY*`sQSb_N\TQ N*NN_v
NOON
 
  0 0 GS~GSeU~bs(WY\~N 
 
  0 0 S]0NRwxGS0R\0W;NMb~`OZP;N Sn0RyYQLrNh`
N_ NR:NNvgςr^bR;uGrpNf\PN_[Ne0W;N9 6 0 v
PpeJU
 
  0 0JSRTgςke`_0WN"kPNF:NIQIQ  0
 
  0 0 JUJUJU  :NNHNُ7hP[^^ 
0JS\v0v0
 
  0 0gQn4Yў~0= = | | | 
 
  0 0 bw`OُP[l	gv:gON& &  Ǐb/gpvlǏb/gُHNpvflǏb/gُHNp؏ُHNgb@w0WeNSv
 
  0 0ςZf` 
N1\NRVb N[b[Sbckpe 6qT NwgQ `OyRY\ 
 
  0 0gQ b
NsُHNlb/g+Tϑv8nb0 
 
  0 0ςZf{/w/w0W T1\/feKbTNHNeP`O _Ysv^Ns0R\0W;N~+RN
Nb1\~`O(WُK\OO0HQ}YU
NQ\O
_7RR
NQEQ<PpNF
NQ~bgKb N~SsSmS[D<h 
 
  0 0lǏُHNS*`+ S`v& & TE\agN0
 
  0 0N/fQ'YB O S S vW,gu;m!j_:Nk)YNsT1\0R|iNE\ςZfTf[[TZfmT[Zfm7Rx7R[xe0W;N0= = 
 
  0 0,{ N)YςZf_ؚtQ w'Tw'T`OSN
N/fُ/flb/g+Tϑv8nbT
N/f{݋bb/gpT& & TTT`OvFF
N NCS
NeN0f)YQcQST+Rpp_^ُNuJU	gYe0W;Ne0W;NN	gYNu
N/f	gS݋SZP nKN{k0WTu V^ 
 
  0 0,{N)YςZfTf[_N_ؚtQ 
N
Nz[P[SYe_NN(f)Yv NCSb`
YckpeN gQv_̑݋<O*N
N/f`OYebv'T,T`OvQLrb[$NCSN& & 
 
  0 0,{	N)YςZfTf[	gp__
Ns^ :NNHN`Ol	gQRNyRW,g/fLVLV_
NQv 
 
  0 0,{V)YςZfTf[Z_BlYe NMbJUNMb^PJU^Pbߍ`Of[b/g 
 
  0 0,{N)Y& & 
 
  0 0,{mQ)Y& & 
 
  0 0$NhTT0ςZfTf[~NSUS:0W1yNNse0W;NNeg NvQ(W4Y
NvS]N0bNNNyRZPN*N\Yy_0Q6q^]~/fNNyRv\";NN0
 
  0 0 N*NgT0ςZfTf[؏/fYy_& & ُ}YP/f N*NtyY0RNُ̑`HN_NGS
N
NSN0Q6q^]~GS~:N[^~NirIQc0W[bNςZf'YNN~vNR0TVTVTV^TV^GS~:N\0W;N0NASNyRJU
 
  0 0 S_Rb/fُ7hv s0R\0W;N~+RN
Nb1\~`O(WُK\OO l'T 
 
  0 0 /fُ7hvl 
 
  0 0 S_eb/f(W[ST`Ovُ݋'T 
 
  0 0 /fُ7hvl& & U`ONHNa` 
 
  0 0 `O1\(W[SOO'T؏/fS݋`OSNawlS1rSb0W_NL gς_a0W{0
 
  0 0 & &  gQTYrRlSl)ngweg }Y'TN)Y^be _ __N N)Y`O_/}N}Y}YOo`'T0b1\HQ
NT`O0 Sckߍ`Ov:gO؏Y_/f0
 
  0 0 N*Ng̑dNe0W;N؏SuN_YNkYs(WvςZf/f N[TaUSvgN0
 
 
 
  0 0C h a p t e r   1 3   eIQTaU
 
 
 
  0 0ςZfR _Y؏vP\SSvlQSb0R NNTegSs][(W/flNHN.^_vr^1\
NSN0SkhT[gV+RX[̑TS؏	gHYZ N$N!k0SSH\ `ON$N*N	gN`N1\
N[NN[_bk)YV[STp]ZPvm!  
 
  0 0ςZf}v<w `Onx[`O	gk)YV[ NhTN*NZf
Nl	g(WN*N
NTvsYv^
N^Ǐ1\
NN 
 
  0 0S8Y _0W'YS \Zf`O_N*Yw_wbN]\OHN_bT	gNHNelM M & &  gؚU_ NhT_N1\bc	N*N]fU 
 
  0 0ςZfQ[eƉcgN0= = 
 
  0 0k)Yz(W[̑veP[ _YveP/f_=rTeg1\ɉ_eN0N/f	N\NSmYFTONHNv0
 
  0 0Teg{/fyY[̑JS*N;NNvgQea(WyYfNLh
Nw0Rg{|
NofNM|gςN<wN N*NNv8rSNRNlўўNS+}& & 
 
  0 0NdkgQybkyY yO 'mPsYk)YgR5u݋
N\N	N*N0v^N	gahTTss8^eg~byYs0
 
  0 0ُ$NS}6q
N/fPsYFO N*NN
N&^W[ N*NkQfSnQnQςZfߍyYN_Y_eg0	N*NsYN__mqweg0
 
  0 0sYNvS
S	gNqQTtQp__1\SN^zweg0UOQsYNfNsYN	gN݋
N/f
NSNߍ7uNFO7uNSOweM0W,T_TSTvsYStSOtQRR0WT`OpRv^T`ORNyYvyυ__v^c	g^'`v^0T/fsYNvgSbMR`O
N lab_a_'Yz^
NSNU\s gw[vbSN>e0W{>e_0WT
N ~_*YY0& & ;`KNsYNvS
/f_GY*`_YvN0
 
  0 0ss_kNN0	gQ^ُHN*N7ugS,gegyYSN
N99TppKNR0W~b0RNNyv]\O0zOw{Q^
NN	g:gO1r
N+RvsYN2`N*g6q  hT/fُ7hv0
 
  0 0FOss}6q:9hK{}6q_}vu}6q_kQfS}6q& & FOOPOP	g@w] NWYYNR
NSlv SR 0vQ-N Nag1\/fߘvQRꁛRfu0؏	g Nag1\/f
NZP]
NU"kvN(WR@bSVRRSZP]U"kvN0
 
  0 0ُ(WYNweg	gO[
N`S	gzzP[
N	g}YY
N^cvnx_P({FO/ftS_S50ςZf(WyY
NNg NS݋sYN
N/fV:N=NS1r/fV:NS1r=N0Q^ُHN*NjfvrrOw
NyY
N/fl	gSVv0
 
  0 0ss	g N*NS1rS=Nvh`FO/fOyYvMRv[R[sُ*Nh`_	g^yYS
N?aacSQ^~Nm
Nv^R0
 
  0 0@bNςZfQ[(WLR
N/ecyY
 
  0 0TT
NN:NςZf_O'YvQ[/fV:Nssُ*Nh`ߍyYNMRv N*Nh`b N1\/f   _0T0aU0
 
  0 0* * * * * * * * * 
 
  0 0MRbǏ_YsYu	gǏ^gb	g N*N^\N]v^vh`0ςZf_N	gǏFO Nvl	g[ELRS[svp`TRR0s(WsscwyYvh`evfNvS8wpqNyYvp`ssvZW[v &^~NyYLRvRR& & 
 
  0 0}vN1\/fςZf@wlNr^ߍ@wsswm0QNςZf'Yf[}Yyk_N/ff[]FU{tv~%{t*N\\TaU1\S_~~Kb'T0m_}Y1\/fZNm_
N}Y1\S_ZPpN~  UOQyYvO] g~[ZP}Y0 NNNS_(u_
Ne;`~1Y%v~Yev^9eckl	gZP
N}Yv0
 
  0 0 ςZfY`OwvQ[^Rb _TaUb:NbvTON ssSKbcb^y`oR0
 
  0 0 /fJU`HN7h
N"kΏ 
 
  0 0 "kΏ"kΏ`HN
N"kΏbT& & FO/f& & blNHNS	g___S`v Np0(WT ^ _TaU gNO_N	NVASNJUُ؏/f\v0
z_}YNvNkQASN]S0ؚ[MO Npv1\~vNN
NN0 ss0RTb\X0\oO]~_f>f`O	gHNYT
 
  0 0ςZfFO `O` _NHN7hv 
 
  0 0ssT@wU S_6q/f` _
z_}YNv0 
 
  0 0ςZfp4Y[ ُ*N`l
NZP1\ZP0R g}Y 
 
  0 0hT N@ `l
N[hQ
NvN0sQ./f	gDёbMb]\ON Nt^
N0RlY\X[>k.^
NN'Y_S.^p\_0 
 
  0 0ss h`l'N4YW_NONOv0
 
  0 0 `eUbT
N/f0DёbSN0sQ./f`OKbz0b/gL
N^:W[Ǐl	g/f&T	gO_{t}Y N[-NWv	gNASQ*NXT]v^/f&TO=\{
Nh\
NTNHNeP _Y#cYENZV,g _^v^
N{t~%}Y^v^NO[ZMb U/}NHQUS4l0
 
  0 0ςZf|V̑jUfU NjuNegssThT$NNvh`N`FT0RS`0R N8v]b0
 
  0 0 TςZfY`O*YS[NbS,gSwS` _TaU_Nf~wǏ_YsQNTaUvDefNM|tSNeg
NwS _N^؏	gُHNYv& & `O/f`HNa_ُHNYv 
 
  0 0 b'Yf[f[vFUy0 }Y'T{`O	gMb0S/f	gMb؏
NY`O	g"HN
 
  0 0 Dё`O`HNS }YP,T`OS/fglQSvyfNT gя}YP؏bL
Nr^N0SQ6qCT& & ُ
N*Y}Y'T0hT`0Rُn8v
N߂T0
 
  0 0ςZf<O/fwQeg$NNvuQ /fb]vfU0X[>k'Yi	g& & kQMOpe'Tb]_Nl{Ǐ
NwSwQSOY\0 
 
  0 0$NN{_^FT#ar0
N/flcǏ	gNQ6qv[eON;`<P؏ASMOpebT
N/f
NwSςZf/fwmR__NwSyY[^agN
NFO`HN_NlbNeg
N`HNz
TLru
N`HNSbnbvςZfT \[FZ T|weg0
 
  0 0ςZfm{@w CT`ON
Nُ7hwb0_N
N/fb]v/fbYJSuZvYu~bv0 ݋	g Nb
NS v$O0
 
  0 0 }YfUDё
N/fHNcNegbNZPv1\/f  [^:W q`ςZfvNOSsyYvl݋Rwv
N`HNؚ0FO/fyYEeal݋v7hP[wv_S1r0
 
  0 0* * * * * * * * * 
 
  0 0Q6q0Q^0'Y[NNwSNNsYSvQ[ _YS/fN:NyYN _s{TegwSyYNswv􋁉~yYN^R'TQ*NsYN{k;m
N0_N1\1u@wyYNSNwwyYNmQ*NNHN7heg0	g]vt`
N{ gTv~g`7h:NKNKYevo`oCnvkegwv/f_PNS}YveIQ0
 
  0 0N/fcNegvQ)Y	N*NNQNNbT ^@b	gvTaUՋN*NM  
 
  0 0	NNw
NNpvekLWv N*N^b*N^Seg_N/fTaUV:N~%
NUPsQ蕆NFO+RNZP
N}Y
NNhyYNZP
N}Y0	NNɉ_ُ̑0WtMOn}Y0$NB\|iv['Yv^byё_NؚvNegDё~[_ N~vNN
N0FODёs(W
N/fN0
 
  0 0ssSha  bN _e*N'`SS'YOSvTaU0[MO
N*Yؚ1\/f-NI{6B\s^l_NU_w5eUN_N
NcN0BlOTTMOvt^{m9:N;Nm9[a0
N~|/f~%TaUvQNvnep_bN_NO^0FOُneTp_Bl|ryr
NBlY0 
 
  0 0hT bNvz~YY:N[7b`kY
gRhT0R
N*YQm_N
N*Yp``zLh
NvopFd>e NI{I{0O[Na0RYuOO V4Y[ 0 
 
  0 0ςZf 	gُHN NS݋0 1 / 3 vTaUO_SU\NpTޏ1 / 3 vO(W Nt^YveQmplSY3 0 ^4 0 % OZWc$N	Nt^TQmpl0 b`bNZP1\ZPMRb*N1 / 3 TaUT(O^JT_N[ O0RMOTaU~%TTLr~%$NKbb0 
 
  0 0	NNNƉp4Y0ww	gNr^ NjuNNvĖ_0
N/f`ZPsY:_NS/fQ[ZPN1\`RRZP0R g}Y0
 
  0 0~ǏFUQ[R]T\Oss#N~xvzTaUv~Def[`NnqTaUvTyb]  {b/g0hT#bXS^^P^XT[ OSb^JT  {lQsQ0ςZf#Q^bňOV{R~%{tV{R{6e/e  {"?e0
 
  0 0TaUv@b	gCgǑSN6RςZfc)RmGWI{RM0ssThT
NTayYNSQN_\vv^NRg
NNlZ_S؏TyYN`HN[_bs^RvN'Y[ZWc] gTST  NekbOSςZf`SVbssThTT`S	Nb0I{6e/es^aZV,gNQ	NNs^R0
 
  0 0* * * * * * * * * 
 
  0 0TaUv
TW[P/f*N0hTmQvNHSg2)YΑp:W0WONW,gRmqTU\ _N[ُ Nopv0
 
  0 0ssbɉ_bTSC O L O R asT@wbNvTaUYyY7hNu_N/fYdkEQnTyT7hvri_`HN7h
 
  0 0hTSw8^PN'TYHN[	gTt0
 
  0 0ςZfC O L O R *Ynf
NY	gyrr0w8^PN[a/f}YFO(ub
NY^0
 
  0 0'Y[
NS~*Y3
 
  0 0'Y[zl
NƉNNvhTOǏ8T4lgň\O
NƋN0	
 
  0 0uP[s(W/fmQg
N1\SmQgTaU
 
  0 0Q^vQNvgN`HNRS N*Ng Nbc
TW[> o < bw
NYSaUp0
 
  0 0aUp^xQQ^`O}YN0	
 
  0 0?ObwS*YGY g}Y^&^	geIQvsTSJU^TTT^
 
  0 0= = gjeƉN0	
 
  0 0Q6qZfe0
 
  0 0ck(WU~6nevςZf]pU6Q6q`Ow/f
N#R] N#`N= = 	
 
  0 0 0R^SNHNS	gyrrS[	g[a؏T'YOv ssWN4V҉0
 
  0 0ONScNN *N
TW[6qTS&T[N& & w
TW[w/f NN/}NvN$\vQS_ُ*N
TW[~_YNwvcsQ|0R)RvveP0
 
  0 0N_RMbTvN]
NYmS[N'Y[S _YTߘ0
 
  0 0ςZfb(WQ
NgN_YDe gU"kvQ-N$N*N
TW[ xxeIQ T Ֆ;ReIQ 0FO/f
NbeP(u`JTOCg0
NbN1\S eIQ 'T0^JT͋1\S nmuwPvJSe 0
 
  0 0'Y[`
NQf}Yv
TW[N/f NǏ^\NyYNvTaU1\S  eIQ
 
  0 0ςZf~~cyYv`TaUv N|iW,g'YOS(WTaUvN|id*NyrrSO:S~~[6R NN]U"kvlV0NMO
NSN
z_cؚ NpFO_N-N0
 
  0 0'Y[l
NegNtQNHN7hvyrr:S
 
  0 0ssbf}vςZfva`NkYR
NTv\kv;N
N N7h1\P;NlQV7h0S_6qbNd
NN*YYN1\/f_pX;u2nggylVNHNv0kYOW~lQVvT)RlyrvSNV'YsYvaNQgΘ<hvُN;N؏SNkg Nfbc& & 
 
  0 0ςZfUssvl1\vc	c%fYyQVyΘ<hHQ}YNSN(W^S1\*NbhyHrWW_BlN~[a0R^
NdN;NΘ<hdNHN7hv;NΘ<h0؏SN(WQ
NS^[O_YNߍ^ewSN~[ BlSSbTNbNTaUvw
T^& & 
 
  0 0hT_NegNRc
N _ _vMR N*NgSNp{US|v\aSGrb\<yirNHN~~[NN&^VSُ*N\<yirS/f N*NRmpSaTQ!k`w[bN^vZN0
 
  0 0& & 
 
  0 0Q*N'Y7uNw@wyYN	N*NsYNweg[hQl	gNNc4Vv?QNeHY0W8vƉ N{0FO_N:NyYNvpR@bag0
 
  0 0wvsYN g=Ndk݋g6q
NGP0
 
  0 0dkeQhYYev3IQfZY}YN[Oُ*Nwte*N'Y0Wv _>eN,vpp0
 
 
 
  0 0C h a p t e r 1 4 S{|`( n^US~ ) 
 
 
 
  0 0݋Q6qTf[_l܃[Ne0W;N\}vgςN~vS`NR N*Ng1\IQcbN0ُ*NePNNvvY_NS_q`=m0
 
  0 0gςNT\rvlSNN N*NfS`FO]~WYvNR VNI{`OZP'Y0W;NvP1\`OOOvP?b0 }Y'TُS/fe0gςfFd@w/f`b^gNNSuve& & 
 
  0 0Q6q_N
NTyY0Yg NS+sIc0R NS +s
NN
NT ؏[ _}YCSN
N `u+s/fl'`N[S/f`b {QրNQT> O < 
 
  0 0eIQTaUck_ _ _N00WtMOnsOňO+RwQ N<h[ O0RMO _ _1\8T_egN
N\[N0
 
  0 0 N|iv]1\/fnf_vTaU^{~'YeŖfNTve_UpNv[N0
 
  0 0S	g N'Ycv=0WzFO	g@wSh^T~$NB\z^0b
NNz^̑b	gXX
Nvfop
N` _fopv݋Lh
N	gmr|R
NTrvopv0Lh
Nv~e
N\N$N _0LhNLhKNN~r
iirv=hbc0s^0~^I{]Y0W _I{I{0
 
  0 0N|i1\/fd
NT;Nv\Szz
NfR[^e^nfR|u	gvS	gbg& & vQN N|iS	gvN|i	gS/f`Xv
N/f=0Wz0ُ̑uT
N`FT(WRlQ[vNRlQ@bNTaU؏/f N7hvhNFO/fk*NS	g*NehV	ckJS\e6e:W0W90
 
  0 0ُ7hvTaU_S'YOvU"kNaɉ(WUv^~b0R NY[[OaKN@b(W_xTb$c̑~bVN^\N]ve0zz(W NvSSMRLve-N	gN*NSNV~NMR}YeIQvf0wP_nmuJSeTsTNu~v`& & 
 
  0 0eIQvuababa
NNckh0_YeP/fsshQL#w^_̑_Y0v/fyY NvOcuppv{['Yi/fZP]U"kvNsSO/}T_N/f_PNT<P_v'T
 
  0 0hTV:N]\O/f5uS;NcNl	g_Ye_(W^̑0yY_O]Y0WЏ(uLCgKNO(Wd̑vP\ N&^ǏU"kُ[e _vTaU(WTNgS	gaea0W[lb NNp0RsSbkRwNv}YGY_0Q
NvS^]\O_NN~yY0
 
  0 0 _^MRg g_vςZfs(W/f gavN}6qyYeJeOэ0ReIQegFOS{vP\ww&Ytk'YvNRccepP[0
 
  0 0fYePςZf1\/fz(WN|ivg NSFOBl N[/f	gbgv6qTyY1\b@wbgLhbFd@w{,gb/ffN^Rmegv N,gfNTaU Nog Nog0Wbc^Ǐ N*NS N*NNHS0ςZf1r
NNُ7hvu;mُ7hvaɉ`a0
 
  0 0ΘQyeIQ܏
N܏ _f1 0 Rvzp4 0 R0g)YNHSQ'YB O S S 
N`RlQN/fsэegeIQ~bgς0
 
  0 0ُ)YςZfgqO(WN|i҉=vS!XΘ<hvS̑z@w0Q6q Nc _>k_SZc@wv1\w0Rُ7h NU^  
 
  0 0HSTv3IQǏv@w	ttvst\Nۏeg)nf0Wm(W
ON
N N,gw0R NJSvfNQ=(W NwfNvNb@wbgjk(WLh
N0S͑NS=Nvz^YY0WW(W NeLh
NogaS^GY__0WQ@w}vpGS0RJSzz g~NۏSm1Y
N0
 
  0 0_^vg N*N҉=wg`nn0_Yt^NTY\MR\_N]mSFOُ N)Yُ NU^/UY׋~Y~,v;uwS(WQ6qv_̑tSY~npf0
 
  0 0,T0R	gNceQvXςZfXяNNbTU \b
N/fN
N(uyr0W~bb|SNT ݋tS/f<w_N
NAw _0
 
  0 0Q6q}Y{0Wpя(u NSKbbςZfv<w[wcOOS NSKbNTb~ǏdOOςZfvpXEe\O*`_ ssb/f 
N_
NgQ	ge|^z= = 
 
  0 0(W	gNSyYv N;RςZfhQ'}~OO(W,T0RQ6qXeMbb`
Y>e~g#c1NvKb{ `O`T{kbJU`O 
 
  0 0 ss^1\N~`ON0 ςZf=c@wQ6qvKbS0
 
  0 0 _fU_fU`ON1\+R(Wُ`OObO:RobN_p_p0 ssKb%cN%c0
 
  0 0$NN NwS^pNN܃0ςZfZP܃eQ6q1\.^@wm܃SbNKbNHNv0
 
  0 0 `
N0RQ'Y\7rُNNZPweg؏:czKbv0 ςZfO0
 
  0 0 S_6q`HN_N(WYbOONQt^`HN
NO]ZPm ςZfwSN'Y N1\(WYbTQ*N[Oy?bP[OO Nt^MRMb(Wُ̑pNvAS|iv?bP[0
 
  0 0 `OSz`HN7hbsJU[_p 
 
  0 0gQwNyY N<w ؏}Yk`O}Y Np0 
 
  0 0gς` 	g,gN2 NKb~bww 
 
  0 0}Y'TS h o w  NN[RSUOY0Sck`O/f3z[b0RKbN01\]T)YbTeQy0
 
  0 0JS*N\eTςZf[@wbMRvRip[rlS :NNHNT7hvPgeT7hv]wQT7hvd\OpQegvbT(ϑtSv]ُHN܏bT 
 
  0 0_6q^y~^8^|`~bapvgς~N`wck8^N N _Y1\O[ɉvgN :NNHN`OOZP܃:NNHN؏ZP_ُHN}YT:NNHNs^ebZP 
 
  0 0Q6qmm0W bS/f`T`OZPv܃esQ}Y
N}YT0 
 
  0 0ck8^vsYNOV:NُS݋aR_ z̑TfUMb['T1udkQ!knxgςyck8^N]__܏  
 
  0 0 N N D `OOZP܃:NNHN
Ne`O
NwSb Np_N
NU"kZP܃TbSxubc
N}YkpP& &  dkYweuoRS٘vgςv3 6 5 W[	gς gTbw{P[[Hh NTS`O	gzzbN[v܃1u`OZP 
 
  0 0Q6qYYH\H\0W^S 'YN\vwSN0NT N[\ReǏ0 vQ[Q_̑(W{wPPN  yY bN[v 0
 
  0 0mk0gQtvlX0WcOgς 
NZPmS{TvNS7Rx 
 
  0 0mTgqe/f Nw(W[S̑TZPTvN0Q6q(Ww5uƉv~NmS0gQ
Ngςwg{|fNM|
RiryYSN(WQ
Nwُ*N_ybk_NJU& & gςRۏN}YQ*NQ Q fN(W̑bƋb/fƋNY& & kpeؚmvNir0
 
  0 0J@wJ@w'Y[ꁥb]/fT̑v  q\NR\y^y]^WS[Ym_l[l& & N/fςZf_N_[0WbNT ^0	g N*NKNMRl	gS 5fySaSaSvsYuz6qQQegb_N/fT ^v0
 
  0 0$NNe	gpaNaNvNRaaSaS;NR~bςZfyJ
NN0 N5R+YNegςZfWlv!kpe_v
NyYُ Nt^Wlv!kpeN0ُ/f*NNAS\vM M ck(WT ^M 'Y_'YN0t^
NMbkςZf\ N\ςZfe
PɉNRN0FO/faSaSM M PvkpekςZfؚQN 
PN ^ NMOpe
 
  0 0<OM 'Y_N/fQ6qNMR_v'Yf[JU0uTuT0
 
  0 0aSaSM M }YGY_͑v_FOv vj=rr^ςZfMR_YePHQb]vebrQHQb
NN0_/fvsS1rv'`P[0ςZf_N
N}Ya`mbOcW,gN[eUT{eUFOO	g@bOYu1\/fN0
 
  0 0N/faSaSwSNςZf]~'Yf[kN Nt^NvMRl	gck_]\O _TaU^NyYS/fNYOaSaSlyY1\lQeg	s(WT7ugS/f {|<OTE\,vE\ 0
 
  0 0aSaS`OB F ^
N
 
  0 0ZfLk{1U{^'T& & 
 
  0 0aSaS[`O}Y
N
 
  0 0ZfLk{1U؏}Y0
 
  0 0aSaSZvY
N
 
  0 0ZfLk{1U
N{\0
 
  0 0_6qaSaSN N*N^8^kQfSnQnQv0	
 
  0 0aSaS`OT`O7ugSZPǏl	g
 
  0 0( ُeU_N*YvcNp0ςZfWl0= = ) 
 
  0 0ZfLk{1UCTl	g& & 
 
  0 0aSaS`OmvُHNpNx^-NvNx^G0RُHN}Yv7uN`HNSN؏
NbcOO
 
  0 0ZfLk{1UJU
 
  0 0ُ*NyYmv_pTyY]`HN
Nɉ_0	
 
  0 0ZfLk{1U`b`HNbc
 
  0 0MT+RNvƁ`{
N{ Ny_	
 
  0 0aSaS^l
NbNcPSKN:_KN
 
  0 0ςZfb4YwNw[bck(WwevQ6qyY Ns|mQ	Nv*NP[`cP Ns|kQ	NvQ6q_	g^TNTbvTTN[ؚ-NeS/fў.^'Y[RFd(Wd^N?a&TR9h,g/f[{k0
NǏ[` NjuYgyYwv[N& & NO
N?aTT{Hh[/f&T[v0	
 
  0 0(WςZf`qN`vePaSaSvmo` Nޏ2N0WSǏeg0	
 
  0 0aSaS`O_N*Y=TN'Yf[kN Nt^NE\6q؏/f*NYsY
 
  0 0ςZfrWl0
_ 
| | | yY/fYsYNCTُ*N& & 	
 
  0 0aSaS`O[MO
NO/fgebR
NL'T
 
  0 0aSaSYe`O*N\ObeHhz
N'`aawc`N
 
  0 0aSaSQ
NL~NZPwmS|Iq܃
 
  0 0ςZf܃ُߍ܃	gNHNsQ|݋bP/fU"kT܃pˆv0NZfZf؏T@wbT
 
  0 0ςZfS,gSbv Nl	g
NL FO`0R]_Nl[EwckǏ``؏/f RcNw0R ܃ ɉ__GY*`0	
 
  0 0aSaSX3T܃SSw3IX3I0݋!ˆ_N/fX3v`O]w'T0
 
  0 0aSaSSN*NQ@WǏegςZfb0WSb _eg/f N*N~v^wSvVT{/f NHN܃X3 ̑bg6q	gZPwmS|0Iq܃0!ˆ/f	gX3RHev0	
 
  0 0ςZfp^Wl0| | | = = | | | 
 
  0 0wTe_2 3 pN0PS bSmoN TU@wSSTaSaSJTN+R0aSaS4N+RMR؏Seg N*N%stvh`M
N NS ]y`ONZfbRJT+RYsYN 
 
  0 0Q6qGS~:N\0W;NTv,{N)Y1\PSa_ _mc:gmc
gS@w8vb~8^zvc
g,dNeg(Wُ̑moNc
gSNςZf.^_(umc:g Nwm0%N͑ `ugQdk>NvE\_FOTegvN[N
N_
NiO
gNvm܏
N'a/f'Y
 
  0 0ςZfw@w[bRm[oz@wawcQeg~~w5uƉvNN NT0RNp1\Qe
N|iV]vzSawɉ_N
N~ Yu0ςZf NO`NTN܃NqˆO
NOwv	gS^ NO`S]wv_l8T_R`HNw`HNɉ_
N(W0r^Smo0
 
  0 0(W	awcexxmm gT؏/f	N g'`avN~r
T&^awوMRT̀2Q N'YGrv%fIQp\ON6epYt^Sn_'Y^v	NR N`T`^
 
  0 0Ntm[QegeςZffbR _TaUev^SR] e6qQ[ZPN1\ZP0R g}Y CT}YP	gpGY*`0
NǏRlP/f
NegN0
 
  0 0ςZfň\O_0WNQ6qbMRCfǏ0
 
  0 0QCfǏ0
 
  0 0,{	N!kCfǏ0~N	gNHeg  gQ +R!c@wbُvckd0R|i_YbT 
 
  0 0gςulNTg_%N͑( p%_ o%) # 
 
  0 0bwLhbvechV NAdsQc5uƉ
 
  0 0gQ `OS^y~JUNHNa` 
 
  0 0gς NA\PW0RNe8OKb1\bOONvp0 1\ُ*Na` 
 
  0 0gQ؏(WFT#ar0
 
  0 0gςAQSNSlNHN`KN{|vtQ_}YvbwgQeg0zwegE\ؚ4NN0W]KbN-d(WNvp
NSKb{{O0WbwgQvN] \7h`O1\NNb'Tߍ@wb	g`OTUv!  
 
  0 0gQُee]S^Ǐeg0SdOOgςvKbU `Onx[`Ol	gTonx[X[	gck8^tzf 
 
  0 0gςmɉ]`LR1Y%dkeASR`kpQR
NgQRSlc6R}Yb_yYKbuu 
N`1\{N>e _bb]V?bawɉS +R'Y0W;N1\{`Ob:NhQVyR,{ N_N+R`Qۏbv?b
 
  0 0Q6qv'}~g _ςZfvKbUzRbyYbPۏ] `̑S'}'}{OO`=эvgNxY{@w `ON:N`O؏э_NT _1rvsYNzvُHN'`a(W]<wMRCfegCfSwP[MbZP0ReƉNu`] N*Nc6R
NOOZPQNHNNegT__`Oea[`S$O
Nbe{fNQ]vyYэc1\_c1Y'YN0
 
  0 0s(WyYva`/fN_̑?aac~NN'TS_1r]~el(u hN/f1\	gN'`0_Yt^NMRQ6qɉ_ُ/fA\݋s(WNtSɉ_ُ/fwtv^N:NςZf^/fwv1r
NNNُ*N`lwa0R#kUr0
 
  0 0 `ON:NbOPNt^MRHNPl	gb`O{_^Sbbv`Oke'au0WэNNt^T 
 
  0 0cNegv\4YCT_Ğ_fR\?Q
N[w0l:N^dgR~Xc  
 
  0 0mbSbTSX0
 
  0 0b4YQSb(WX
NvX0
 
  0 09X0
 
  0 0^^dvX0
 
  0 0Uo`X0
 
  0 0gsYvu|TX0
 
  0 0JUJUJU  
 
  0 0sQN5uƉK\P[̑؏/f_p`O/f'T
 
  0 0                  
 
  0 0\Ov݋CT0	gs|	g_1Yg?V?V& & gN	gBlwfǏkpvT`wv݋`O1\JU`O
N}Yb`HNwSbT& & ?V?V0eo0W,rp& & 
 
 
 
  0 0C h a p t e r   1 5   wuG闈o
 
 
 
  0 0!ke0ςZf^4YvKb:gÔX5Tُ!kÔX/f_dv
0z݋u{kK`0ςZfk!kObvQ-NS /f:N`ONe ,Tb /f:N`Ou 6qT1\O`{S,gqawvaƋ1\OnYQR0@bNyYvw^Ô NT/f(uُLk0= = 
 
  0 0ςZf]WlyYffl	gv/f.^yYvÔX_gb@w0W NvT@wςZfnN NJSbǏeg NAdS.l
NTwTɉTRMb;ub`HN}YP
N/fÔv;ub}YP/f	gNSb5u݋eg0
 
  0 0g6q	NASyTdvÔXQ!kT{_gS[ςZf Nw*N
TW[S
N1\/f(fZfbyYb~_]p/}{kv;N0]Nb]Nُj_`vÔX_N/fNnv0
 
  0 0`w(fZfςZf(`_T(`_yYv`LR/fbRNlFO/fNN_N*Y`pN& & ُ0R^/fTNJU& & l{k0Ns(W(W
Ns'TSb5u݋egZPNHN
 
  0 0 ak1\wS`O؏(Waw_pw^N 
 
  0 0 
Nb؏V0 
 
  0 0 *sJU`Os(WAS NpN`Ow
NwS؏aw 
 
  0 0gςwT^4YvcT@wAS Np NRe0
 
  0 0 `O_pwegb~`OqN|`O(u_lpp NN1\SNTN0 
 
  0 0 b
N`U|0 gς~|/f_̑	g(`l:NNSsSs0
 
  0 05u݋zl؞N NO0 bVS~`OZPm0`OHQweg0 
 
  0 0ce5u݋ςZf||S
NN<w)VkP[z̑0}6q/fY)Y-NHSYbv*Y3pvFOK\P[̑vzz)n'Y~/fNAS N^ςZfSO(`Q NTU"kbP[v_%N%N[[v0
 
  0 0VASRTb@w܃VegvQ6q`N`'`0W`	cÔFO`0R[O_	gS؏(W^
N1\{@wcS _N0NU"k[̑	gN:NN _ N _1\w0RNvppv{8_)nf0
N/f] _Tbr[ N[vQn0}6q_YePςZf~N _TΏcNv
N/fppv{/fZPN`kYwfNSbe
N=rv80N؏/fɉ__ __0( * ^ _ _ ^ * ) 
 
  0 0 _NۏK\SNQXlN^>e}YKb
NvNSSb _gS[Zcvg6qw0RkkS_|P[<OvgN7)@wP[OgS(W'Y^
N0
 
  0 0(W^YY0WwN NOgNaw@wv8_N
NSyY06qTQS{{0Wb&^
N00RS?b̑SZPm0
 
  0 0* * * * * * * * * 
 
  0 0ςZfޏSbN$N*NUV0큎0W`S/fgQ(W`b`0RMRQ)YNޏ@w$N)Ys N)Y/f_6q`yYNOэSeIQ~byY,{N)YS/fV:NyYaƋJSnev NS b
N`U| 1\эVeg~yYZPmT؏ N*NNHS(W[j@wyY0(uaSaSv݋egN[yYwv/fu(W_
N(WNN0RP[̑SN0
 
  0 0FO/f NRTS/fcޏegvQ*NUV0ُSf Ny`Q  yYaQN0'Yi/f(fZfp4lhVOWNyY(uQ4lm4YmovEe
 
  0 0aQvO'YYpeN~SǏnsT
N`HN}YS0ςZf _Yurv^
N%N͑FO/fyY`To
NSw;Su`@wI{Ǐ$N)Yu1\O}YN0R
Nُ$N)YQ6q]\Oyr+R_Zf
NRsVegKNT؏(WfN?bYtlQel`HN~S0RyY0
 
  0 0Q6q]\O__N1\asT@wlNbOWNvp4lhVO}YςZfُY~~mQ4lo0Q6q_Nl	g_(Waُ'Yp)YN NT/fmQ4lv0I{0R,{N)YQ6q~NSs
N[ReςZfv{aQ]~SU\bN͑aQ0
 
  0 0ςZf,{ N!kQ6q#0
 
  0 0_̑
NeYH\N[S
N/fPNaaQv  RVV$N*NYg_N
NwS[5u~Ov5u݋~`OǏ N!kp4lhVOWN`OS
N>e(W_
NlS_VNw`O]\O_bS
N}Y~8^Sbpb`O0
 
  0 0S_6qُN݋lQS_NwSN/f:N]}YsQ_]0SNO@w4YPTPT0W^S wSNbSN]Sw;Su
N(u`Oj0`O_`Ov]\O'T0 
 
  0 0 `O]wvlT
NShTb/fssj`OS Nُ$N)Ynx[_v1
N _0FOQǏ$N)YKb4Y
NvC A S E 1\[~NOOnNeg0ReQYjyY0
 
  0 0 b؏lu͑0R*N0Wek0`HNb/f(WT ^'Yv`HNSޏ;Sb
NOS0 
 
  0 0Q	NO]O\_T{^0RN;SbO~N5u݋w[uTQ~N5u݋V0R[~~~N5u݋Q6q~NQ
NsSN0ςZfRbabaT@we
zTQSbvS;Sb0
 
  0 0ςZf
NU"k
N;SbyY
NU"k;Sb̑mk4lvsTS0f
NU"k;Sb̑u1_$Ou~gvlo`0(WyYweg;Sb/f N*N1YS܏܏YN_Tu܏܏YN_PNfm0Wll܏܏YN_bQev0We0
 
  0 0ςZf_[`1YSsƉvN0ؚ NeyY
N\_b9Y(WXdb,gv N _yY_U"kv\ePςq_&^yYS8nPN:WsPW(Wel(gl
NvTgq~_"NNOPOP _gqGrSmN N _^Gre1\~b
N0RN0yYb@b	gvfNM|[̑f[!h NRSv0We~bN NMS NMl	g~b0R0yY:Ndk$O_1Y=N_EN0NdkςZf;`/fRR0Wc6R]
N*YU"k N7hN0$\vQ[_U"kُy`a
N Nv_\_0
 
  0 0UOQTeg؏	gNςq_vb6q0yY gTw0Rςq_1\/f(W;Sb̑0*N_-N8l܏^yǑޘlbvςq_tSbe@r0W(W}vv^US
NQ_N
NO[yY{Xg0W$UyY ZfZf0 
 
  0 0T ^,{ N;Sb0ςZfcNSPW(WI{P[̑0egYv
N[0
 
  0 0ZfZfZfZfZfZf& & ςZfS,gflvwm̑N[O,T0Repe*NX(W͑
Y0WS@wyYv
TW[0
 
  0 0 NvSb@w
Nbeʑ>ev`$O NNP[rSQeg _Yr*r0WP@w_byYnnl0ςZfv8reg͂}vɉ_|T8TVweg0
 
  0 0闈o NpǏeg
Ne	gbXb/fq`NvsYuNb&^oRTm0WTN}Y0N N NOŖ_SO0Wp4Y_{V^0p0RP;S[1\,T0RُHN*NUX 	gNfPN 
 
  0 0闈oS_t^
NN-NV;Sy'Yf[0YN'YN_~_gNNV0RT ^[`NQ@wO_vf[ƋTRۏNT ^ g}Yv;Sb,{ N;Sb0(Wُ̑N_0R N;Sb gsLrDS gmvs[;SuvOƋs;Su{vbNS_\Ocv ObN0SI{@w[`NgYN1\lLbck_v;Su0MRof NGrIQf'Y}Y0
 
  0 0FO/fNvt`tS
NbkNZP N;Sb gsLrv;Su(W0Rُ*Nؚ^TNOy _ N;Sb _ N[^\NN]vؚ~ʋ@b0[X_N{OFON1\/f``]pQ Nag^\N]v0 N
NQ@wNvǏNvOeTRR Nek NekbNNv@b	gt`N?ags(Wlbv_N~\Ob0dN N*NOY  
 
  0 0Nt^MR0NdNf[`NTNNZeY,{ N*NatQvsYutS_N/f/U N N*Nb~ǏNvsYu0
 
  0 0NbN NvNu8nb@b	gNNcNegvSQNN(WNvȇ0	cgq
NTvNNNN Nv[0W^[0la0RyY/fV:Nɉ_yY_jfgNebߍ]_N{|<OkY(u_{ZP[vGPbcvw[v]0FO/fyYTNS_
N N7hyYlNHN{lNHNBl@bNyYY(W gq`vNbMROYuw[vb
NPN]~*Oň_]_N]Segv7hP[0
 
  0 0
N&TcяyY/fQN}YGYT8nbv_`FO(WyY b
N`s8nb TN,{ N!kNu`wvaɉ0
 
  0 0NwSQ6qvX[(W*NhQ6qw[ _rv[O0N
NQ\vTevQ[
N/f
NUaNSNُ7hw[0W;m@wv0NN:NNg_SNV*NsYuTN	g N:WckbvNNwb0NSNcS1Y%1Y%_N/f N{[5v"[ONbFOtSle0R7h
N{~@\v~@\  yYkef0Wy _NQl	gQs0
 
  0 0;Sv,gO闈o\PNegScKbǏ*NfPvuN0S_Ɖ~S _8e闈o N#a0
 
  0 0<wMRُ*Nbr͂}vvsYP[ck`(WN `̑vsYN
N1\/fS_t^v*NsYu  ςZf0
 
  0 0`
N0RyYE\6q/fNُ7hve_Q!kQs(WNvbMR0N	bZP;Suv^^V:N[̑	gNNu͑NHNv~|/fQNtQ1r}Y6rk؏^(W0(W;Sb̑wǏYvuy{k+RNSNtuNNSv_`FOwYN
N_
N`N`nx[elaTS0
 
  0 0w@w `-NfvN?QN,{ N!kSOO0R[`_LavaɉyY:NNHNOQs(Wُ̑:NNHNOfP
 
  0 0 Rek$ReuNS/f	gpNO@SP;S[̑l)nǏؚ	gp-NfR
N͑aQSO
NSO(S1_ Ne`~ǏoMbOQsfRMbUyYUNm4lvُ̑	gzz0OOo` NNI{O1\OǏegYg N*N\eQ
N1\SZPhQhg0 
 
  0 0,T[s;Suv݋闈o
z
z~gN NSlN]_N/f;SuwSs;Su@b
NGP0g6q/fsQ_RqN0u_N]_N/f;Su`@w]ckS~bs[1\b@wyY_s[vRlQ[эN0
 
  0 0s;SuXdN<w\&^O0W \P[ُHN'} _ُ*NsYZ^yY/f`Oe`N 
 
  0 0ُ4Y1\1rSN\P[`S_t^NS/f!hI~vNirOsYu_-NΘ^v}vlsP[s(W_N/f N;SbvĞёUSIlNCSsYP[<w-NvёZُHN NSeUΘ^l(lN0
 
  0 0闈oxdxd;P[ :NNHN/fe`N1\
N/fbs(WvsYgS 
 
  0 0 \P[bpǏvehk`OpǏvY`Oegُ	N*NgN`O/f
N/fUSb؏w
NQegw`OPOuv_{ߍ*NlQT[ _O\<Ov`_@b	gt^{sY;SuTbX:N`O>PPNTT^\P[
N	gbS_t^t^{ePvΘǑ 
 
  0 0闈oe0
 
  0 0 ُ\YZ0R^T`O/fNHNsQ|
N`yYegTbߍyY`O(W;SbgbU\b_vvNv݋& &  
 
  0 0NHNSgbU\NHNSb_vُ͋(u(WN
NT闈on4Yў~0ُkQfSnQnQv{k4Y
NǏ؏w/f
N_
NVT{Nv yY/fbؚ-NTf[0 ؏/f
NTsv0
 
  0 0 S/fTf[ُHN{US 
 
  0 0{k4Y4Y闈oy bU"kǏvTf[0LN'T 闈o}v<w0
NǏvQ[N؏/fU"kُ4Yv(WNbMR
N *OňNw_]Sckň_Nl(u0	gp_t^Nvaɉ0
 
  0 0 TTg6qbs[wNwNNHNePQǏ 
 
  0 0JS*N\eT^^ _v̑u^
NvςZf``l NAw<w1\w0R}vv)Yg,T_Yb	g݋X0N/fՋ@wPWweg4Y؏/fUf
NǏ5`~]ǏSlNHN'Yx
Nq_TLpN0
 
  0 0Q0RY NwOz}v'YvN0vQ-Nck[@wyYv N*N4YS}vwwegNASY\v;SuSY N*Ǹq_wwegkt^{b_<ONN	gpq`
 
  0 0 \YZNN1\}Yb1\lNHN'YxV 
 
  0 0ςZf__g6q0 ُ̑/f& &  yYS_6qwSُ̑/f;Sb_N؏_](WP;S[fPǏS0FȎُ
N*YPu?bJU	c^nw/f*NRlQ[؏/fؚ~vy0
 
  0 0 `O/f``O`HNO(Wُ̑v'TbǏck}Yx`OPNOb`O&^0Rs;SȗُegN0 *Nt^{̀q_v7uP[l8
NTfqv{	gY	Ngf3,N_0
 
  0 0ُ7hv{[0yYǏ0/fbT
 
  0 0 `O/f闈o ςZfd"}M'Yv_`N}YOMbS0
 
  0 0 ςZf`O/f,{ N*Nw0Rb`Ǐ	NASyMbwbvNv^Nl؏&^@w
Nnx[0 闈oEe\O N,gck~0W@w0
 
  0 0ςZfV ُ*N/fb*NN
N'`vEe0eENNؚ-Nv_YN
NnN0 
 
  0 0 /fJU}YEN
N0uTuT^ tS
Nbe`O NS`Os(W}YT0V:Nl	g*Nz:W0
 
  0 0NASRTςZf,T[s;SuSla`~
N*YoRI{ U USSvNNbNaQvo	g<y0WTZWcjyYSbov闈oS"JT+R0
 
  0 0闈o{{ 
NُHN[lNTSO	gNHN
N
gSN~bb0S_6qSOlNHN
N
gv_NSN~bb0`Oُ7hvrQ
N*Y}Y
Nb`OVS 
 
  0 0 }Y_c__]L#v;Su NSs(W/f`Ov
Nse0 
 
  0 0 b_NsTHSmNce Npp_NlsQ|0 
 
  0 0 wv
N(up`ON& &  
 
  0 0ςZfKb:g_6qTw  >e_ُ!k
N/fNHNNvLkfÔXN/f`3vT&_ÔX0ςZfSNS 
N}Ya` cN5u݋0
 
  0 0 `Ow[;Sul	g`HNHNENlNHNN'T 
 
  0 0 Uw[N0lNHNN0;SbNY@bNI{N_ENMbn0Rb 
 
  0 0 1\}Y0b(W;SbSNegc`O0 
 
  0 0ςZf` `O`HNegN
N/f]\O__T 
 
  0 0Q6qN NSςZfVFOSu0R_̑v݋ FZk͑0 = 0= 
 
  0 0}6q_Y7usYgSU"kS[elQFZNh:yN5fFOyYTQ6q$NN
N/fU"kb1rc(W4V
NvNs^eޏ`݋_\v FZ ُ*Ny|T؏/f,{ N!k,T0RNS0
 
  0 0ςZfc[5u݋闈o]~wS	gNegcyYN07huv^y``Rf/fK`1r-NvNMbO	gv0
 
  0 0 bS
NSN*NNb
NƋ0 闈o{0
 
  0 0ُ!kbcςZfEe\O N,gck~0W bSNJTɋ`Oُ*NNT`O`v*NN/fT N*N0 
 
  0 0ςZf NQ;SbSOw0R;SbMRb\Pf:W*NP`(Wўr[l7 6 0 L I eO NzO]/fIQi_:Yvv7uN0
 
  0 0Q6q
N/f(WI{yYpя/fS
NNyYvLN^<Ov'YekpǏegb@wyYptS/f	ga0W>ebaNekMTyYv0ςZf<w6wtS__	gppRR(u{acvweg@wvN N)Y-NHSTNHN 
 
  0 0ςq_YYbwv1r
Nُ*N7uNN0N)Y(W;Sb̑z6qHN:_p0W`w`O'Yi/fb_-N	g'al	g,T`Ov݋0FO/f`O
NO*`bv['T0`O^gb_PNs(WTN(W Nw1\/fhQNLu gx^y_PNvN0
 
 
 
  0 0C h a p t e r   1 6   NaSaSM M b
 
 
 
  0 0ςZfv^l	gTQ6q(W;Sb]fPǏvNNS_N'aul	gj]S;SbN`ǏSNyYs(Waɉl	gNHN
N[v0
 
  0 0N0R闈o_NlNHN}YvςZf,geg1\ycsSO	gN1rN_NTOc]vNSzzl	g_T[e N NbY0yY9h,g
NwSQ6q/f&TƋ闈of
NwSQ6qf~S~bǏ闈ovN0
 
  0 0TNoςZfvaQS_Zf1\}YNY0[̑vp4lhV؏lO}Y0(WQ6qv b(W`OOONHNENbc`Oegb[OOOO
NbvK\P[~ۆQN vt1uNςZfr^,d0R|i
NOON0}v)YVyY]vz_NeO0
 
  0 0ZfmTQ6qul}Y
NyYQςZff VTُN`HNeg{[lQN0
NǏyY_Na_QSN/fwR;uGr(WQ
Nwm@w0ςZfSsNTaUv/f_[T]	geg[vR0= = 
 
  0 0 N{v
NQ Q aSaS_aST
Ov4YP1\p@wςZf}Y{N
NhTJ
NTُ\YP[/fϞ
N]NQNNk)YTςZfJ NO0
 
  0 0ςZf
NQ /f N/ve@bNaSaSM M 
NwSyYeUe(W1\k)YS NS `O
N~Q bT0 OPOPaSaS_N1r
NǏyYǏS_yYv~{
T/f TT eNhyY(W/f TT eNhyY
N(W0w/f*NS1rv\+N4Y0
 
  0 0p _egw/f N*NTvh`e>f:y(WJS*N\eMR0FOdkeyYv*N'`~{
T:NzzςZf
NwSyY(W
N(W0SNuvh`ǏS0
 
  0 0ZfLk{1U\+N4Y`HNN
 
  0 0aSaSZfLkYY0bN)Y1YK`N0
 
  0 0ZfLk{1UU/f`HNVN?aaTb,T@wbT0
 
  0 0N`'Y/fُ7hv  
 
  0 0aSaSN)YSsyYؚ-N _Y1\ NvU"kv7uuNsYgSN0yY(W'Y N~_gveP~NwRlT*N7uuJT}v*N7uu b_U"k`OFOS/fgSvU"k0bN]~q`0RllZP`ON0 aSaS}6q_$O_FO_NwSa`vNllR:_0S/f NvllZP0R{_^>eN0N)Ywv*N7uuT N*NRƋ$N*NgvsYu(W NwN_̑؏/fa0R_S0
 
  0 0`
N0Rs^ePNuTuTPTTvaSaS_N	gُHN Nk$O_v_Nv^N؏ُHNN`u`0w/fPi[P[bT0
 
  0 0ςZf[payYS	g{_^uǏMbO{k_0Mbtmkp͑uZPhQev]0Yg N*NN Np_N
NU"k`O`O gYSN	g NpU"kNCSN
N1rN&TRS$OvS/f`O]0Yg N*NN_1r`OYg`O Np_N
NU"kN1\
NcSN&TRS$OvO/fNFO/f`O_N
NO_[0eYUOf[@w1r]0
Nb1r`wv*Y͑
N	g*Yؚvg_Mb
NO*Y1Yg0
 
  0 0aSaSQegN1\/f NySl_0RςZft'`v[pa`~}YlNY0FOv^
N_TςZfvStُ7h\_v1rO_/}'T N*N
N}YSO$ON$O]0gqbbTuu__S1r
N`S$OMbO6e gY0
 
  0 0 N@0W:R4xgςv(WLNX̑v1r`0
 
  0 0ςZf`6q0[@w5u	g@b`0
 
  0 0* * * * * * * * * 
 
  0 0ǏN$N)Y0u}YNb`
Y;mRvgςvVV(WK\̑FTvS	N0
 
  0 0Q6qv]\Ock}Y_[NnNeg
Ns/fߏ0Re 0= = ؏}YlQS/fN _v0
 
  0 0 `STshQQ+YNZP;N0 
 
  0 0ςZfPNNOP4Y`N`QQ NS 1\SM 'Y M 'Y(Wʐ:Sy^-N_	g N*N\evfz0
 
  0 0Q6q_N=r_ +YN/f`SSNHN0WeW{QQv`O+YTbُ7hvNMb'T}YVbcc
gbNQُ1\S 
 
  0 0}Y'T\Nv/f;NSV0
 
  0 0ςZfSs&^Q6qVS+RXTS؏	gHYjlSZON N!kQ6qOߍSf[OWN݋jkNkQ|0= = $NN؏~ Nb~cyYNMRv|NNAm :k yYv__0R!kbV:NyY[hQ[zv$N*N7uNs(W_NV:NyYGY_0WS_vY=mweg0
 
  0 0M 'Yv!hV_'Y`S0W	NCSYN0Q6q _@wf&^@wςZfbaba0WlN NW
Ne~ςZf\ONN~06qTbf\P(W$NNNeg(W!hS
Nbaba0Wp@w0
 
  0 0ُ̑1\/fl	gyYSNvQt^̑Nf[`Nu;mv0We0
 
  0 0w@w!hV̑Lpv'Yf[u	gv/f N[ N[v`O	gv/f	NNbvTf[}YS0b{{@wbuekL8
N	g@w[*gegv^gNaaR%fޘlb0
 
  0 0dke]/fĞf0Y3egqbNNirvq_P[b_v03IQ]~*S|ppv)n^FOtSb	gNfSmvri_Nhq_mN NSSv~pvёĞ0
 
  0 0Q6qpprvT d`ks|rv{{USUSvc
gE\6qNzQOŖNE`qQX[vsTSeg0ςZf1\z_n=r+R}vrlcT'}[rN_N_/fR%f;mR0
 
  0 0ُ$NNQ]
Nf[kTNe N$Nt^ςZf\f[؏Ǐ$N!k~}kN Nt^NFO N*NNASN N*NNAS Nُ7hP[z@wT Nw$NN؏wP؏lkNv'Yf[u0Kbb@wKbv^cp(W!hS
Nw@w!hV̑vΘoftS
NwNN_NN+RN<w̑vΘof0
 
  0 0pۏ0u_:WYf[u(WЏR;pSO0ςZfp/}N`S0u_:WhTVvw6
NPWNegOo`N0Q6q,T0RςZfُ7h_0WwNyY N<wa:NwS`O
NmsYl`0RُHN
NmsY0
 
  0 0gς Np_N
NwSWltvlX0WwVSa:Nb1\/fُ7h`OT`؏eg_S0
 
  0 0gQ`OSNQe; Np0bbSRY:_N0
 
  0 0_6q N*NXceQ$NNveXv<w^ybN-N0 Q6q^DQ 
 
  0 0Q6ql4Y NwSs/f N*NT|vkN\$N~v^_ghs(W'Y	N0
 
  0 0NMRQ6qTQ^T(WM 'YFUf[bQ^/ff[uOOgh/f[ O萄v N*N\tNV:gƋُ*N^_0Tegbaba1\mqN0gh'`<hj=r}^؞R:c
Nv$\dNNNSbNS0
NQaYv݋NkNNTO/fΘQ N vef0
 
  0 0gh/fэek0R NJSw0RQ6q\PNegv0ُ7h <wv N[`
Nla0R_JU0
 
  0 0 l`0RO(Wُ̑w0R^DQ0e,TǏ^DQ~N
TI	g;NN`_ُMO1\/fZP['T0 gh N*N3IQOgv'Y7uu N{1\2Q}v}vvYr0
 
  0 0Q6q__ N{ ck/fbF0 
 
  0 0bFb؏1QbT0ςZfў~0FOb
NtS/fEm{!`6q0
 
  0 0ςZf`wNaSaSM M RƋeyYVV@wςZfSgqGr~yY0FOςZfPSleUgqGrb~N0ςZf
N*Y`NOS
N`+RNVyYv7hP[U"kbSyYFOyYSvnx/fƉɉ>m|vNU"k#kO}YvN_NllO]NN(W؏lq`vePw0R[eGPY/f_Nv7h[Nv`^Nk
NOS_Qm0
 
  0 0ɉ_(WQ
NvgS^/fNeW[_upNAm:N;N0S	gS_q`0R N[z^N_U"k*NNN[T A /fgSNςZfMbOPNaNKNNgqGr0ُeesQNNNS/f`wSbvgS/fNHN7hP[v0
 
  0 0Tegq`Nbabawb+N4YS_gSNFO+N4YS/fKNMRb~ǏNQlcwgqGrvN0
 
  0 0s(WςZfTyY(WM 'YP/f	gNg_*N+N4Y Nb0FO/f
NwSyY5u݋ll~b0v^NNHQl	gJTw1\ُHNz6qS~b_N
N}Y0N/f\Ob0
 
  0 0S
Ngh Nw	NN(WM 'YvSTNZf0܃ZP_
NvFOςZfɉ_؏/f[̑CT[^nq+YQ6qTf[ZPvm܃k}YT0
 
  0 0* * * * * * * * * 
 
  0 0Zf
N0(WQ 
NTaSaSN)YNHSSNM 'YvN0
 
  0 0aSaS NNP[`~Nfp0'YςZflo_nE\6qSNM 'Y_N
N~byY06qT NbyY]v5u݋SxgqGrNHNvSǏeg0
 
  0 0gqGr
N/f N*N{[ppvsYi[P[~ Ns|NkQv*NP[8_PCh_0
N_oNFO/f_S1r0
 
  0 0yc<y\_egvSRςZfrk@w
NS]vgqGrǏS0FOSɉ_*Y;Ra0
 
  0 0aSaSl
N_*`yYvNؚؚtQtQ0Wf)YhT+gyYTgSS^-N_s0
 
  0 0CT^-N_& & 
 
  0 0ςZf N*NKb_1\SbQ`OwSekLWveIQTaU
N
 
  0 0aSaSS_6qwS0
 
  0 0ςZfwُ S_6q NW[ɉ__ؚtQ0
 
  0 0ςZff)YbOS̑U0
 
  0 0aSaST& & 
 
  0 0& & 
 
  0 0aSaSE\6q؏N؏N&^
N`O[MO Nw
 
  0 0ςZf N*N }Y SQSzl1\T`N0
 
  0 0ςZf`
N0R]_N	gQSvePf`
N0Rُ*NQS؏/fsYvff`
N0RyYO&^
NQ6q Nw00WpE\6q/f(WyY]v^̑0
 
  0 0Q6q/fςZf b ǏSv0wQSOǏzCT
N[~
N[0SwPwP2N`SuveYmNYe& & 
 
  0 0Q6q_̑݋/f7uvb`HNS`OsYv؏}YFO_N	gb(Wew@wMbL0ُt^4YvNTHNY
Nck8^v	gdT'`K`v7uv	gd~NvsYv؏	gpwwB L vTNsY& & 
 
  0 0aSaSNMRegǏeIQ N!k/f(W N|iS:SWyYb]_OU"kmsY\DvN0ُ!kςZfyYjyYegvQ*NgSHQWS0ReQSb5u݋0R~[0We NwVS0
 
  0 0aSaSwSN*NN_}Y	gp\vZfLkYY
TW[SςZf0	cgqyYvNNۏeIQv蕿Oߍ
gRXTyYv
TW[0
 
  0 0
gRXTO&^@wyY_N|ip0v0R N*Nh
T jm+onK\ vS0
 
  0 0 Nc _Owl(7h[hQSNZjm+onK\7usY;N҉v N[7usY[PW@wbMRT NogTaUNOX{0W(W@wNHN0
 
  0 0ςZfY؏􋯀[
NO~bNvyYSsN0ُ7h)YN,v N[`OSQs(Wz݋T\̑v`HNSO/fyY~bv*Ns^T}Y݋*N'`	gp|FTPvP\1rnbQvvςZfY0
 
  0 0yY Nv
N~]SgqGr'Yi/fv
N`HN}YQS'T0@bNTeg
N}Ya`QyYgqGrN`)0RyYu0
 
  0 0N0R N*N7ugSƋNt^HNENlbRn0R^US gT؏/f(WyYv.^_QbNMbd[7uv0
 
  0 0Sck
N{`HNyY$R[<wMRُ$NN~[
N/fyY~bv0
 
  0 0aSaS$NNwTyY_
N}Ya`0WSIk [
NwTb~bgSp?bN0 
 
  0 0ςZfQbT NX{QegzwΏǏeg llaSaS\YY0,gNYς
TZfck/f`O~bvN0 
 
  0 0aSaS#a<w0}Y NOMbS^Ǐeg `O`O`O1\/fςZfY 
 
  0 06qTSw0R}YteNf0WPW(Ww@wyYN{v~^TaSaSQ^~] NNN1\/f`O[MO 
 
  0 0 b_`OǏU"kUaS^GY1\~`Oeg Nog}Y'T ςZf_Bl0W0
 
  0 0aSaSSOp4YN0ςZfb@w NwPWN0
 
  0 0
gRu]NRbTςZfp4Y_{ ςZfYbHQNSN0 
 
  0 0 US'T\""`OU0 \R[2Q N*Nw_v{8ُ7hv[hQl	ggP[vg`HN
NU"k0
 
  0 0}Y NOaSaS~NNُ]'YvƉɉQQ-NǏ^yeg _Yb`
Yck8^hR0 ςZfY`Ow
NSS:kb|^\v_up`O؏	gNHNw@wbv wُ݋`HNߍTvN+Y<YP[<Ov0= = 
 
  0 0ςZfN[beg0 ,{ NN[bُMONDQ/fT`OT!hv^DQ0 
 
  0 0aSaS`ff<w0:N]/fM 'YNa0Ryrj
 
  0 0 ,{NNُ[TaUb/fTONKN N0@bN`OSN>e_0WU1rUY\UY\1rPWYENPWYENuTuT0 
 
  0 0aSaSQ`\\0W>NKb bS
NSN _ُTaUvOXTO`aS 
 
  0 0ςZf N#a{S OXT6RdV I P aSُP/f*N
Nv;Na0
NǏbNR _ _
NEN؏leg_SRtNT	gN N[~`O0 
 
  0 0Q6q_6q _S `O/f
N/fFUf[bv 
 
  0 0vPP~v^TTb݋6aSaS}YtQKY}Y'} _ /fJU0^DQ`O/fT*Nf[bv 
 
  0 0 b_N/fFUf[bv0b1\V`O`HNw@w	gp<wq0b(Wghvf[uOgqGr
NwǏ`O'Y Ne`O/fgh\P[v[ O萄vtN'T SY`O؏/fgh\P[wPwPU"kFO
Nbeh}vvf[Y
NgQ`HNO[ N,sYu	gpSaTT0
 
  0 0 JU/fv0^DQƋgh^DQ`ORkN
NEN'TbeؚY'Y
T}YPbNeglǏ`OJU0 Ǐv݋ُHN^v N _8yY`HNOlpSa0
 
  0 0 `O'Y NvePb'YVePbW,g
N(Wf[!h̑0(W_lQSvN0CTbSQ6q0 
 
  0 0 JUJUJU  Q6q*N O-NbN|v^y݋ sQNQ6q'Y^yv O	g_Y_Y& & 
 
  0 0ncN	g@w^QvMb0
 
  0 0ncN	g@wΘSLvU0
 
  0 0ncN	g@wY}[~+Rv[0
 
  0 0M 'Y@b	gsYu g g}YGYcvzv Np  
 
  0 0ncN'Yf[Vt^va`zz}v0
 
  0 0yYE\6q0RN*N O-N^y
N>\vQ6q'Y^yNE\6q/fTςZfY NwN`OvNQs
 
  0 0ُ$N*NN N*Nk N*N~yYvdf'Y0aSaSdkev_`]~1y SNcvVN0
 
 
 
  0 0C h a p t e r   1 7   [kvx^y
 
 
 
  0 0ǏTaSaSTςZfM 'YtsQNQ6qv O6qTbxb `O
N/f`ONƋNNt^Q^DQ'Yf[Vt^a`zz}v/f`HNVN 
 
  0 0 bN/fT N*Nؚ-NveS(W NwǏ Nke1\R _N0TegbQVNMR
NENMbVegv0 ςZf͑1\{0W0
 
  0 0 `OTgh^DQ`HN7hbTb)YSM 'Y	g	g0RNT0 ςZf_NegkQfS_N/f`lyaSaSvlaRyYTQ6qvN؏w
N}Y0Q6qTyY'YcNghU"kaSaSvN0
 
  0 0 gh^DQ/f N*N_}YvNJU_gq~b0 weg\YP[[hQl	gwɉbTuTuT0
NǏςZf
NU"kNeQ+RNva`vNe6qgh]
NyY؏/f
NYNNHN}YN0
 
  0 0* * * * * * * * * 
 
  0 0ςZfNgVegdke]/f]NgN0
 
  0 0Se]Yt[-NVRlQSvNR\Vo'Y)RNS0ςZfNQ6q(W NwvNς[ N'Y[P[؏
NwSFO/fNN NT
\͑ςZfvayY]vNW,g/fyY]\O;N0y _ Nwu;mNNt^vNNV*NYgN
N/f
N`_v0
 
  0 0S/fy _Q6qߍSVo'Y)RNSyYS

NNVSN[P[[
NOwgQ>eyYV-NV0ُ*NeP&^Q6qVSNN_N؏
N*YT1\(WT ^vQ6q6rkyY؏lǏbT0
 
  0 0ck(Wwv#cNbveP	g N*NNςZf^8^ؚtQvmo`  ς&t^Q!kc0RNSegNYevS 'YvNVegS 'YNYe0ς&t^kz(W-NVu;mASQt^N_YvgS(Wُ0ς&t^et^T[̑QǏ[
NY[hQʑ `0ُNt^N(W;N/fV:NsY?QςZf(W0s(WςZfVVNNvQ[_N	gaTO-NV~~]\ON/f_ςZfva`0
 
  0 0ςZfQ0R]NT_	gS/f(W-NV[E\NQNy_6q`y gNv6rNfя Np0
 
  0 0N/fς&t^Q[VS 'YNYe0ASgRVeg0
 
  0 0ُ7hyY1\SNtvlX0WYu(W-NVNǏt^QT8r8r NwVSwwS1rSNN4YuvvT\v0
 
  0 0ςZfؚtQpek&^@w{v0 b8r8r/f N*N^8^^8^}YvN*NS	gl(*NS	gER*Nf[Θ*NSwƋ
nZS& &  Q6qS{yYyY\i[P[<OvK`6ryY_N
NNa0
 
  0 0݋Q6q6rkMRke
N(WVQJSt^MRs8n'k2mSN_N/fMRQ)YMbVeg0NNVegv,{N)YQ6qVSwǏNN N!k_N`Ǐ&^ςZfSFO7h*YNONςZf_Nɉ_؏
N`S0
 
  0 0* * * * * * * * * 
 
  0 0!^9ُ$N*Ng̑SbǏQ!k5u݋~Q6qQ6q
NwSyY[]	ga`FOYNNQ[TςZf(W Nw6qT!^9Ocݍy@b	gv~IZbN0NSl_S_RςZf1\/fV:NyYTNRKbv0
 
  0 0!^9
N/fl	gR[vNyY gdv/fN :Nۏ0OQ6qv`^yYw](WQ6q_-NP K 
NǏ*NsYN0FOyY
N vcT*NsYNP K 1r`S/f NRQ+YNvMOnMb/fyY`v0Q6qُ7hv[Nُ7hvRckTMyY0
 
  0 0yY	gςZf@bl	gvy{xyYv[^̀of0
 
  0 0![TQ[/fNNQ/Ok NTU"k][O.^yYv0{0R gT؏
NwSbT0
 
  0 0yYgǏςZfv̀ofNMRYrgςq_vsY?QQVNt^؏<O/fS U R -NVRlQS;`~tSvhY01\{yYTb*NN
NFOkzS/fS U R v4Y4YvhNS U R v;`
N(W-NVyY(WYVv[^̀of.^
NNyYY\_0
 
  0 0YNQkVegN Nvl	gǑSLRv!^9LRN0HQ/fTQkbYQ6qTςZf(W NwvN6qT	gaea2ςZfvN0Qnb1Y=YH\0Wh2]U"kQ6q0
 
  0 0jfvsYN`vN	geP
N N[~]vKb0N
N	g NyKblSZPP R@gN0
 
  0 0* * * * * * * * * 
 
  0 0Q6qSQ]N_}YQ)YMbVeg0
 
  0 0ςZf,dV]N|i]vzOO0l	gNjv݋yY؏/fU"k(W]v0Wv̑0Sck[̑p4lhVe1\O}YN0
 
  0 0Q6qpTv,{ N)YNHSςZfgqO(WeIQTaUv\S̑^Ǐ0ُ!kyY	vS;NΘ<h/fSNTYv[kNS=Np0~[SNэ0ReIQvN|iRlQNQNHNyYck~kQ~v0WPW~tRlQ[̑r^;m0
 
  0 0re@w{,g~{ُ*Ngv;`&0Mb{N NO?QςZfOɉ_ONN`awɉ0
NwS:NeU gяyYyr+R[fV0SckyY]/fg]\O
N%`N/fbwbguaa0WJSP(W5Yi
N/w
NN<w0
 
  0 0z6qNςZfvqv
gRu\reyYvςZf5T0 ςZfYNb	g*NsYN~b`O0FOlNHN
TW[0`O
NyY 
 
  0 0 NHN7hP[v 
 
  0 0 VASY\v7hP[0nv
TLrSmYsbgUgU	gN5*Y*Y0 
 
  0 0VASY\ςZf`
NQ]Ƌ	gُ7hvNyYƋv&{Tُt^vsYNS	gmYTHY0
 
  0 0mY/f1rSmYsblFOyYvyrr~[
NbkNSmYsb؏	g`NOyrzrL& & UOQmY_N
NOegُ~byY	gNOSb5u݋0
 
  0 0f
NS/fHYN0
 
  0 00RN\c-Nv,g
\ςZf1\~s0RyY/fN0V:NTQ6qv<Ovn^0wegQ6q	gY}[ Ny
N/flStvW OWV}YT
 
  0 0`
N0R O-Nvr@gR`_NOSu(WyY
N0
NǏςZfv^
N`be(WyYve-N0FO/f`HN^[yY؏wl`}Y0
 
  0 01\uQeg\!c4legWc}YN0
 
  0 0TN)Y	eU;N
N}YTOP	N*N Nw1\YT(`eNvTY[kbT*`ُ*YTZZ~b
N蕆N0
 
  0 0wُegRylylvweg]
N/fyY^\avvTckYN	T0
 
  0 0N>yO҉^egwُsYN_mbN|N]QS[_N1\/f*NRQ^v;N0
 
  0 0(WRϑ`kv[b-NHQS6RN/f_͑vI{NccNHQ:g0ςZfQ[Ǒ(uُ Nb/g0N/f(W	g<y0WyYPWNTvcS `1\/fQ6qvYY'Te,TQ6qNYYt^{oNwweg	NASY\<OvN)Y N`g6qwvbT 
 
  0 0l	gsYN
N1r,T+RN8YyYt^{oNv$\vQ/f
NNt^~vsYN0UOQςZf_WnwSQkߍ]z[zbyY
Nvc8YQk/fPQkv[?QP[Q6qv
TINeg8Y0ُ NbO_YTY^
 
  0 0Qkg6qb2#kU wv6q?Qwߍ`OُHN 
 
  0 0ςZfp4Y S_6q/fwv0N`bMbwS:NNHNQ6q_ُHNO^b`ChW OWV}YJU 
 
  0 0l	gkN
NU"k,T+RN8YyYi[P[vUOQTeS8YNyY0
 
  0 0QkS,gegُ~bςZfvfnxvvweS_
NHNnpfN0
 
  0 0ُ`HN_N/fQ6qvkN)YuvkP[sQ|
NSevN0sYgStSSNbc0e6qyY
NSkLeN:_OV0WǑ(uLe:_b1_vbeu0ςZf0WSN NSl 	U  bwS`[ba
N}Y0V:NbkNςq_/f'T0 
 
  0 0Qk`HN_N/fY||cp9_SyYqN Nedkee]b`
Y8^`ck`hf`^z:WtS
NeςZfHQcwN N*NyY
NTaςZfT]?QP[(W Nwv gsQ.vSV0
 
  0 0݋ُN^[wv
N/fyYNHQ`}YvJU/fRMb Ne`w
NENMRwǏv N{[eeupa1\egN0
 
  0 0 `O_NwS`OkN& & TQ[vN yY,geg/f` `O_NwS`O`OkNZPv}YN FOV:N NelR
N}Yl
NS_*Y:_lxUOQςZf NoR6qv7hP[yY_N`wςq_]~
N(WNςZf/fkz[hQevz	g NNel[<wMRvsYi[P[b@w(`lN0
 
  0 0ςZf_6qN Ny}^}^vS;T@w ?Y`OwSQ6q:NNHNOƋbT wSQk[yY	g_tOPbyY
N`Ee\ONя0WS/Ok0
 
  0 0 NS0 ُ݋ N,T1\wS	gTesYN	gkQfSBlw2k0sYNfR& & 
 
  0 0ςZfwTzYb<w^y=\ϑo~_ye܏0 bߍQ6q,{ N!kc/fNEeav0N(ubb0R NeNvRlQ[`   ςZfOPOP(Wُ̑OON0
 
  0 0 N`ZPNHN Qk[hQweQgR`'} _0W0
 
  0 0ςZfNON4YX:n܏_P/fN)Y OegvOPOPtS/f NW[ Nvnpf :_0f0b0 
 
  0 0Qk JU v NX{SQegyYv?QP[z0zZPQُyN
 
  0 0ςZf_6qb4Y<w^yePzzmmce'}v@wQkv<w[wFOS<ONNǏQk(Ww+RvN *NePbMbASmQ\b9h,g
NwS]ZPNNHNv0RNQN/f:NNNvkNb
Y0 b
YOW[(u͑:_0
 
  0 0QkSKb	gp@\O
N[weg bl`0RQ6qO:NNbZPQُ7hvN0 ُُ0R^/fSb{eg(eg@wvN
 
  0 0ςZfwSHeg0RNbo[N勥c@wN Nek0yYV
Yck8^v݋l	gpEe\O{~g0W 
NǏNv^l	g[b b[E'`v$O[0bS_e[NN Nju݋'Yia`/fُ7hv`O`b
Y^vcS~bjAxy
N/fb0؏N NS`O_N/f7uNb1\
NO`ONTZP0R[`OFZ~[_
NN0 TGPYNTyYwbNgNFZyYS_Rُ݋
N/fŋT]T
 
  0 0ُ݋0RQk_\
NN
NeaS0W S
N/fS_R~ZZMR_N/fq\vwmǏegv~ZZENN1r`e1\u;mvs^mgq~xmpN07uN1\O`SYb~b:Ro[e0 
 
  0 0[zbv$NNz6qpb N
 
  0 0ςZfQs_tb bvOQ/O6r_̑1rv؏/f`1r`mNFO/fOGSNSbN`ُk1r`fmfZWV7uN(WYbs/}N;`V[v0` Nv(W[̑I{@wNO/f gTvb[7uNOr͑v/fw9e0k*N}YlQ/f N*N}YsYNW{QQegv0 
 
  0 0nx[Nςq_SNTQ6r6e_[e'`NY0Q
NQS~b+RvsYNS(W[̑j@wyY0ُ$Nt^؏z@wyYva?aTyYSste8n0Qk{N b~Nf}v:NNHN6q?QOw
N`O؏{k_LX0WI{N`ONt^0`Ow/f*NjfTRvi[P[0 
 
  0 0ςZfv^l	gV:NQkُRekS_v݋a0RؚtQb/f_a_b_0؏	g_͑v Nek]\O؏l[b  
 
  0 0 Q/Ok( e:g]bq) bNhbYY1uwvT`SIk[
Nw0bN	g_NegyY1\]~ߍYv7uN(W NwN7uNS
N1ryYFOYgwv_1rv݋`HNOyYva` Nvl	g N*N3z[vO`vQ[/fTS@b bN0NMRb NvN:NyY7h__PNNHN
N(WNNFO/fS_yYy _ُ*NNLub~NwSb8r8rvX[(WebMbwSbQuKNTyYNegl	gwck_PNx^yǏ& &  YYbS/f`.^`OXSIk0S/f@w@w1\llc6RN0
 
  0 0(W`O(WebNegl	gT`OǏ_w_v݋0_N
N`N`TNUON_̑bv݋0s(WS_b~NSNw[0W;mQbeS_b~N0R8r8r  *N`O0R{k_@wv1rNv^NTN Nwu;me`OtS]~
N(WN08r8rN N*NNk`OS_t^؏ǏJU& & 
 
  0 0 N*NsYNvx^y	geP SY N*NsYNv
Nx^eg[kyYMbOwS]YHNx^y0
 
 
 
  0 0C h a p t e r   1 8   Qy
 
 
 
  0 0dkQk[ςZf]~[hQ9e0[paNςZfQS
 
  0 0ςZfm|T8Ts^
Y]v`~0[QkR:_ N{0
 
  0 0S	gwckSꁅQ_v`aMbSbRN'T0
 
  0 0 6q?Q\veP_VNv g1rϞb0؏ߍbNTN'YT6Z N*NPYYُ7hoN}YvYP[0 Qk8
N&^@w`w}YV_vl`{0
 
  0 0 V:NbTN6rNa`um[N_NbabauN{YeS/fV:NbTN6rNa`u[Nq_T_'YN
N-Nf[TS__SbN`{_N{
NNN0 Qkvl̑	g@weHY0
 
  0 0 TegbTN6rNa`baba
YT}6qV
N0RS_RFO\]~}Y_YN0b_Nl`HNsQl0RN0v0Rؚ	NNf[gNz6qS__RKY N9eKNMRf[`N
Nacev`^b~zޘsۏ0؏ߍbNN
N`QVYuf[0TegQN]v[R
NNbNw gOyM 'YvQ[NNvb~[hQSNQYw
Nf}Yv'Yf[0FON1\/fZWcYu(WT ^0bNb
NǏN_NQN[Nv'auS1u@wNN0 
 
  0 0ςZfNvfvfv<w[w1\ُ7hw@wQk NoR,T_%m%m	gsThQ^y/lv7hP[0Qk_fegRN0ft^gvsYN	gQ*N
N1r USv& & = = 
 
  0 0 'Yf[gNr^Qvb~NbN`FO/fa`ebtS/f NGrzz}v0\O:NkNb
N/f
Nb_vFOk!kTNُ*N݋NO~ _S~b NS b	gR[0 b~wSN_̑	gNFOl`0R/f`O0 
 
  0 0ςZf,T0Rُ_̑?V?VFOb
N]YNQRg6q0
 
  0 0 ُ!kVVN^9̑wS*NN/f`Ob/f
NPNaT`Ov0FObN6q?QN[Nv1\
NOS0@bN,geg/f`N`OُNKbv0l`0R`Ok6q?Qf
N}Y[N gTS/fb
gN0 
 
  0 0 /f/Ok`[[ft0 TُyNςZf(Wς[ZPvYN$N*N4Y/fb|vNSN؏
N/fyYT_
g
g^^0S6~
NQ(W[zb
NTQk؏
N/f\C A S E 0
 
  0 0dkQkςZfv<wIQS_YNQRw*gegZYvsTS }YN0b
NOS[`OT6q?QvNNNQ6qN8r8rbS
NOuTuT0NT	gzz8^eg[̑s0 
 
  0 0ُ*NuTuTQ'T0ςZfTegl	g܏QS	gя_/fpN`~b
N蕆NMbRRS㉳Q^[0
 
  0 0ZfmTQ6qSb5u݋VegςZfN)Y`HN7h0
 
  0 0 `HN7h؏/f7hWTr^eUr^eU0 ςZf`N`Q[؏/fHQ
NJTɋQ6qNkNeg~bǏyYvN0	gNN5u݋̑
NnZiI{NVegQ}YN0
 
  0 0 	gl	g`b ُ*N`N~8^Ov0
 
  0 0 	gJUb`_`OZPvm0 
 
  0 0 *sJU`O1\O`_bZPvm]T 
 
  0 0ςZfv`rr0W `,Tbb``ON/f'TbJTɋ`ObSsl	g`O(Wb؏:c1u(Wꁗ_vQPNv0@bN`O(Wb`N`T1r
Nُy1uKNMR_pVeg [ςZfjU0Wcc5u݋0
 
  0 0Qt^eg NT`N`	gNjN'YvK\P[S	gyY N*NNςZf_̑a0Rd[v0Mb N)Y
Nb1\]~ _Y`_`ONZPNHNNc
NwR`HNR0wv^g`O_pVeg0
 
  0 0x^}YaSaS(W~ςZf;NRS~byYJ)Yُ+N4Y1\/f1r9TOTyY N݋eUp|`f_N0
 
  0 0* * * * * * * * * 
 
  0 0!ke0
 
  0 0ςZf_v-NHS1\Qs(WeIQTaUS̑0
 
  0 0}Y'T NRSV/f
N` N*NNFT(W[̑SY N*NSV/fssuuN0ُ_N/f*N`To`Sbv;N{k}Tb@w
NS;Sb0 gTQ^`NsSO(W~v_-N_NNꁼbyYS;Sb0
 
  0 0ss3u
N `OςZfYjbSb
N`O_`Ov=`O]\ObO
N[_0bOb N[S0 
 
  0 0Q^wNss N<w6qT(uڋcv<w^yw@wS,g(W NewbvςZf ZP[bvO`OvNT0ss1\N~`ON 
 
  0 0ςZf#a
N&^ُ7hlSevb
NT{^`Ov^N%N<h/{_[Lbr4YbNv]\O1\/fbR P 	gN
 
  0 0FO/fS
N
NT{^0{Nssُyb;S_`yY$N*NgMRRSOOǏ؏/fSwwv}Y1\jyYS'T0݋ςZf]_Nɉ_] gяSO
N'Y[R_N勻SZP*NeP^hg0MQ_NTz6qeg*NLvuZfgvʋefN& & _OFO/f1\/f(Wςq_
NSuN0
 
  0 0闈odke]~l:N;Sbvck_;Su0FO؏/fNNOB\ZPwYy/}4N^~
N Neg1\~`OS_;N R'Y+Y0
 
  0 0@bN~sswuv1\/f闈o0ςZfSSYvSOhSN0
 
  0 0ssk_0__1\b}YNo(WP;S[I{@wςZf0FOyYv_`tS؏\PYu(WRMbv;SuRlQ[̑& & 
 
  0 0*N;Su_wv}Y}Y}Y^JUJUJUN)ngNOlvU{vSNZLk1U[	gY[rvYTaU,Sva0Nv{[	gY	Ngvf3& & 
 
  0 0ewSyY1\
NOُHNbbegwuN
 
  0 0ςZfb@whgbJTvUSP[(g#a0WpT;SP[_`_N؏\P(WRMb*N;Suv݋-N& & 
 
  0 0 m`Uς\Y`O]~ `	g N*NgvU[N0& & `OZP}YS_YYv_tQY0`OvSOrQ NRo}YS/fSO(OPZ@bN<hYla `U[Rgvu;mnߘ& &  
 
  0 0ςZfQN;Su N!k;`{nx[`Q^\[0epe*N_v͋weǏyYvwm:_-NVY? eu5P[? \O}[
NS;m& & = = 
 
  0 0ςZfS_e1\_`Sb5u݋~Q6q  
N/fTNb U /frr0W'Y<TN NX :NNHN`O/f_&^[hQWY& &  = = | | | 
 
  0 0Q0Rs(W/f(W;SbTTlQO:WTQ6q_S_N(W_]\OS\Ob0
 
  0 06qTI{yY
YǏegtSrkNُ*Nmo`
NJTɋN0
 
  0 0؏/fVS``nZiQ'T0ss(W;SP[I{yYN0
 
  0 0 ςZfY`O`HNMbQegJUbߍ`ORMb~bwuv*N;Su~^TQ'YTvk_N
N
rv^N[hQ/fSY NyΘ<hΘ^l(Ŗ6qsh4NΘؚ5OŖ& &  
 
  0 0 ؏	gh҉RfhV[ifnOŖU~}v& & /f'T ςZfYN|^yJSQzr``_N
N`0Wc@w0(u4Y`ςZf_NwSُ\YP[[/fx
N闈oN0ُ;Sb̑dNS؏	g	gُI{ER0
 
  0 0 CTςZfY`O`HNwSS`O
N!kaQ_N/fُ*N;Su~`Owv 
 
  0 0 
N/f/fNv^6r USvs[4Y0 
 
  0 0gǏv\bX,T0RُS݋c4V{0ck}YyY/fbDeS;SuRlQ[0>eNDeT闈om{@wTyYS"0^Tv_{JU^]
N_T闈oY$NS݋N/fbR(W;SP[,T0RvS  USvs[4Y l~闈o0
 
  0 0闈o_ُ*N/fE\6qTN	g@wvTvwN/fbX݋vN/fNHN7hv0
 
  0 0 U/f N*N؏w_ǏSvsYv0w/f'YƀJUE\6qbeُ7hs0 CT8l܏+R`,T0R N*NsYN(WyYU"kvvPPbMR8YSY N*NsYNoN0= = 
 
  0 0 bP/fɉ_yYv_[0'YiY\\v7hP[ 
 
  0 0 NASQ4Y'T ewS
NT;SuN`HN;Su[*NsYuNُHNatQ
NewSyY1\]s US0JU
NyYbeُ7h􋫈swS[O(W N;Sbm
NNS& & 
 
  0 0 `O/fyY(WP;S[ 
 
  0 0 /fv0 yY݋ N=闈o]~эQRlQ[0
 
  0 0ss`闈ovNFOςZf9h,gl,T0RyYv݋<Ov0 ςZfY`O0R^`HNN|^y
N'Y}Yv7hP[0SN`O}YQXl^b0
NO/f`O_NNHNLvu'T ss`Sweg0
 
  0 0ςZfVǏ^yeg(W_̑N N*N}v<wiO
gssv`aR0[hQ_N]1\/f`ُ*NMbэShg؏	g]1Y8^vS^eNOُ7h`~^\ck8^0
 
  0 0 lُVN0blNHNNbNVS'T0 
 
  0 0_SpNQekS\PNegѐ͑0WS1Vss `OVS
NT`O[Q^qN݋_N
NT+RN&TR TV  ςZfZPN N*NbP[vKbR0
 
  0 0ssb"} 
NSb{kb_N
N FO/fS
NbyYSb{kyY1\O& & yY]~[ςZf_NNHNlvu:NN
NNNb_Q[] N*NN[bςZfY}YO'Y
 
  0 0闈oQegck}Yw0Rُ NU^p
Neg NHNbT$NMOsY 
 
  0 0ςZf/f闈o{S ;Su`OΘ^l(Ŗ6qsh4NΘؚ5OŖ& &  
 
  0 0闈o_N{ `Owُ7h:N`HNS_t^w
N
Nb?  
 
  0 0 
N/fw
N
N/f
Nbew
N`OHNY|NbkSߍ`O(W NwSRǏ'YO|^y)]nv0 ςZfl`0RNOُ7hSN8Y _vlbO0
 
  0 0 Q6qvbkS_N
Nkb\`O1\ߍN(W Nw 
 
  0 0 ;SuςZfY`ONƋ ؏	g)Y'YvkQfSJU;SuBlǏςZfY gT%~Q'YTRrTss]~[hQff<wro ( g"v f") o & & 
 
  0 0ςZfffao0WwTssYN`O~NwSc݋N
NSb`HNT{T0 /fJU闈oS/fbNؚ-NePv!hI,{ N^T 
 
  0 0 /fNZ
T0,{ N^S`HN7ha`vNYg+RNHQN NekTegvNQ`HN}YeQ
NNyYv<wN0 
 
  0 0ςZff}vNva`0`]vQ[:NSegvHQG
Nv*N_N
N N[1\)Y0WENTeg؏	g_YvS`Of
N_gbWN
N/f`OvS܃0
 
  0 0 b
NwS;Su	gُHNwgbWveP0
NǏ؏/f`IYR`O NSRRNS`v0>e_[(W_
N0Rv0s`s(Wb	gv0 ςZfR͑ >e_[(W_
N0Rv ُSa:Nb1\/f`O_
N0Rv0
 
  0 0闈oN/f	Ngf3,0W{ُ{]~bNcpN NR
N}Y`~vvLr `Oeg;SbZPNHNSOS
N
gNT؏/fS/fjُMOS1rv\sYeg?  
 
  0 0 U0/fjyYegzOhg NNSO0lNHNNbSO}Y@wbT0 
 
  0 0闈op4Y `OSO }(
NY}YlaY;pMQ_SSulN(W`OUfPv`Qx^}Y
N!k/f(W;Sb0 
 
  0 0= =  wSNwSN0`O_VS
Ns'TbN_NVSN0 
 
  0 0 }Yvb؏/fS݋0bS_`O/fgSNYg`O_NS_b/fgSv݋	gNlNSNeg~bb0 bw_0WU"kǏ`O`T`O(W Nw0FO/fYw0R`O_x^ysSOُx^y
N/fb~v_Nl	gsQ|0b؏/f?aa\O:N N*NgS(W`O .^Rbj4OvePQs(W`ObMR0(W`O
N vePb
NOSSbpb`O0
 
  0 0Nl	gQv݋ςZftS<ONNaN0ao0W N{0ُ!kMbNYuN5u݋Sx0
 
  0 0pQ;SbςZfS\PNegwTss `OwS`HNZPN'T0 
 
  0 0ss wS0ZWQ
NSb{k_N
N 
 
  0 0ςZfQRpZ0 b_g*NN[;Su_atQwSb<OƋ闈oe*NpNNRSN	gl	gsYgSSN	NVvgUgU 
 
  0 0ssňT ςZfY`O
N/fl,T0RlS^vT`OCSN
NTb[*N'Yppr'YrrfUbOeRc NB\vv 
 
  0 0ςZfߘc>e(WSMR{V `O
Nb_N
N 
 
  0 0ss 
NN1\ŋTb1\'Yppr)Y)Y:k8l܏l	g:kVNKNe ُ[sseg& & 	gYk
 
  0 0                              
 
  0 0\Ov݋
 
  0 0,{ N!kQe,gegvvhS/f`Q[~0s(Wُ*Nvh
N܏N0
 
  0 0Teg~{~N0
Nɉ0WbabaYMuQegN+Rvg_  ^g[	gfYvNwfYvNU"k  0R^l[s0w@w]_(u_Qve_\vcPhyf\v6eυ
N/f
N1Y=v0
 
  0 0
NǏ؏/f_ __V:NwSN]v
NMbO9eckۏek0
 
  0 0NTb؏OQev0^g Nvw0Ȓُ؏{U"k,gevNNNT~~sQl>hve\O0O ( )"_ )") O ""0
 
 
 
  0 0C h a p t e r   1 9   ez
 
 
 
  0 0N;SbVegςZfbssV^̑TOVN[0
 
  0 0ςZf[hQvec0ُ*Ni[P[eg_*Yz6q*YQNNe0yY[hQl	gZP N*NkNvQY9h,g]1\؏/f*Ni[P[0Q6q_N'Y
NNY\}vN؏/f*N'Y7ui[0'Y^̑	gُHNei[P[v
N\_-NVYNv'YYOSSbc0
 
  0 0
N&TyY_N	gُ*N`l0
 
  0 0FO/fYgQ6qwSNO`HN7hςZfs`@w Ny`Q/fN_N
N`i[P[/ecyYSSbc0S Ny`Q/f:NN#6ZyY0
 
  0 0eTySςZf
NU"kYg`OwvTabbci[P[bOɉ_`O
NY1rbYg`OwvQ[6Zbb_NOɉ_ُS/fV:Ni[P[
N/fV:N`O1rb1r0R` NP[v[_u`?aۏZZYv_WX̑NdkNvbx0
 
  0 0TQkTv^
NNhyY]~Q[NTTQ6qu;m(W Nw`Z~N0
 
  0 0yY
N`NN:N(`UOQ/fyYkNςq_~v(`yYS/f`s(WYl	gYLu;x0WTQ6q(W NwlQs^0WN	gyYv1r`	bCg)R
N/f>e_0
 
  0 0QNُNt1uMb7h
gQkv0N
NZ~N؏	g__YvQbTyYs(WMbTQ6qTE\	N*NYgK`1rRg6q/fuE\Yv0wS~ZZNTOSbNHN7hP[HNENvQASt^1\~[N
 
  0 0ޏ@b	gsYu_-Ng_vjm+ovBlZZekSbll{^q_N0
 
  0 0ςZfwv
Nu_JU0:_-NVYvnsT Np_N
N}YS0
 
  0 0yY]
NOO1rQ6qYEN0_N
Nnx[Q6q[yY1r	gQR0yYS/fUS~0W`(W$N*NN&^~|_dk_PNe1\ Nwu;m\egGPY	g N)Y_PN
N(Wu/f&^~|_dkuNbxN
NYR _>e[e1u0
 
  0 0yYNeg
N[Bl	gsQ1r`vOb ZP_0Rv݋SZP1\}Y0ZP
N0ReT1r
NQ(WNS_Rvu SOSb)Y'Yv:R0
 
  0 0yYv1r`̑/f4l0R nbv6q
NSb_gvm1_&P/}eSNOav/n~n0
 
  0 0ZZY
N/fyYs(WQvyY_N
N`Q6qV:Ni[P[Q[TyY~(W Nw0Yg/fُ7hvZZYςZfSNnx[yY
N`0
 
  0 0e6q`}Y
NHN g}Yvfe_01\/fy _0Q6q؏l	gVeg0S_6q~b N*NXvvt1u
N
NJT+R0&TRQ6qO`byYc{k0yY
N/f
N1rQ6qNS/fvnx }Y}YQ$NNNTv`HNp0
 
  0 0Nf܏v`HN㉳Q0yY؏l`}Y0 ] N*NNQY Nke0
 
  0 0ck}YdkeςZfc0Rς&t^v5u݋NcMRVegf)Yvޘ:g0
 
  0 0 8rb`SS ^j`OO Nke0 ςZfX̑	gcvpqN0
 
  0 0 \Zf`O`HNNG0RNHN
NzvN`N? `OegTbOObS_6qPNa`O
NegǏ5P[b_NSw`O0 
 
  0 0 8rN`I{`OVegNbQT`O~0 
 
  0 0* * * * * * * * * 
 
  0 0ُZfS/fQ6qv5u݋0
 
  0 0 Q6q`OwSb8r8rVVvNb`SS ^wN0 T ^0RS ^ޘ:g
 
  0 0 }YJUNHNeP
N&^
Nb 
 
  0 0 & &  ςZf؞N NO f)Y0
N&^`O0 
 
  0 0ُ݋Rf	g`0:NNHNHN%`@wS:NNHN
NZfQ)YI{NVegNQS
N/fV:NN(WY&^
NNNS/fςZf9h,g
N`&^NS0
 
  0 0 `O`HNN/f
N/fSuNHNNN ςZf(Wq`vNbMR8l܏ll[0WcυyYv`~V:NyY'`<h*Y}YIcxdq`vN;`OwSyYYv\`N`0kYyY_̑	gNvePO
N`݋v݋/fyr{wvQ*NW[0
 
  0 0؏	g1\/fyYT`OnctRNvNS`ObyY
gyY1\Oz@w`O,T`Ov݋Yg	gvNyY9h,g
Nߍ`ONS/f(us^mvS;TJTwv݋1\N/fJTw]yYvQ[]~Q[N0`OQ`HNyY_N
NOSf;Na0
 
  0 0 ُ*NbNTQߍ`O0 yYFdf
N`N0
 
  0 0 `OSYEN 
 
  0 0 & & 
NwS0b/fQ)Yb/fQhTb/fQ*Ng& &  
 
  0 0Q6qޏ_SbeyYQ b NS I{bVSQp
NLTSbkNS~bǏ`O Q6qS`0Rُ*N0
 
  0 0 CT`O`HNwS 
NǏ~g_QNNNae1\/fN0S/fs(Wُ*N	gNHN(uُ!ky _Ygb gTQ[؏/f
N`ُ*Ni[P[bNW,g1\p0R=\4YN'TNTvu;ml	g`OlՋǏ`HNwSS
NSN؏}Yb؏l	gw_*Ym
N`_N
Nbew_*Ym0
 
  0 0bNMRh`ςq_
NY#Ns(WMbwSyY:NbNQNHNY0b]gq~
N}Y`HN	gO_Sgq~}Y N*Ni[P[b
N^g	g N)Y`O
N1rbb/fbelQ1r`ONNyY	OkbfS`0
N`ُ7h N*N#NvSbb
Nw0
 
  0 0g6qNs[N0 bT)Y1\VegN`O1\
NQI{ N)Y 
 
  0 0ςZf Q6qb1\/f
N``OMbf)Yp0
Nb:NNHNN}Y
N}Y0 ςZfvX	gNTBlvsTS0
 
  0 0 & & }Y0 Q6q{kvMbOQُ*N}YW[Nh`
N_l
N:ghyޘ0RςZf_nZi/f`HNVNFO/fyYyY
N`N0
 
  0 0* * * * * * * * * 
 
  0 0T ^SS ^	gv*vޘ:g$N*N\e0NNޘ:gQ-d N*N\evQyf1\SN0RS 'YN0FO/fςZftS
N	bPW_wcvޘ:g/f	bPWASmQ*N\evkpf0
 
  0 0V:NPWkpfςZf	g NyyY Nv_T_4ngv   N*NNSeLSAmjmS*gwv܏evaɉ01\P	NkMN4lCSq\7h0
 
  0 0yvez
NbabawM
NΘof+o0R<ONN]_TRf:N NSO01\ُHNp(WhS
N@b	gvzpyYS/f
z\O\PYu__SO/TzS	gMRel	g~p0
 
  0 0(W N*N[hQLuvsX̑l	gƋyYvN0yY
N ;Ra*Oň{8
N }Y_N
N ~SNSv`l0
 
  0 0dkeck<PAS NĞёhT>eGPg[Amϑ_'Y0
 
  0 0ςZfV:N/fS_)YpNvhy]~l	ggSNS	go^Tlx^ςZfpNNo^0ُfS/f~ǏT ^S ^_N
N/f~pz0MRT؏	g N$N*Nz0
 
  0 0NHSVpvf,{N)Ye
NkQp0R0
 
  0 0ςZfS&^N{USvLNg N*ǸST N*NKbc^0^̑	g@w4lTߘir0~]0M P 4 0Kb:g0SI{eObvN0؏	g N*N{,gT{0/fwckSN(u{v,gP[Uُ7hyY(Wf
N	gNHNwvupaT`la1\SNQqN0W(W~
N0N5uSckς&t^̑	gS_	g{,g~SyY(u1\SNN0
 
  0 0}6qS ^yYNMRN*gSǏFOV:NSv/f6rNُ*NN
NyY gN g1rvN̑/f8r8rv[_N{/fyYv[E\6q	gHN NpR_[vaɉ0
 
  0 0ςZf>e}ỲS0RLNgg
NPWNegKbcS1\>e@w0mYTHYwSyYSS ^ USN N'Ye^/f\_la[hQKN{|v0TaUςZfS/f{US0WTssNNN0SckeIQs(Wl	gyY_NYЏlv_}Y0
 
  0 0ςZfPWv/f	NN^0
 
  0 0yYv^MO(W-NT^e]PWNN̑b/f N[ksY*N\sYi[؏_\@bN
N(uhy0YbPWv/f N*Nz@w݄ўrlkT䈄v7uNc
geP[_vzwwegP/f>yO|0NςZf
NfwN1\(Wv{Q^yN0NPWv_v=\ϑ_Y``SvMOnv^
Nyr+RY0
 
  0 0t^{vYYP[=\ϑ_fz)i[P[PW(W-N[ςZfIk6q0W{ 
N}Ya`S`S(u Np`OvMOn0 
 
  0 0 lsQ|ُMOnY[i[P[ُHN\`S
NNY\0W?Q0 ςZf{S0
 
  0 0kpfbabawRN0yYvez1\dk/Tz0
 
  0 0 ُ*N\YYY'YN ςZf_
NOO}YGY0WyYTegT\i[P[lNHNc[(WR
NQi[P[v'Y\0
 
  0 0 	N\N*Ng1\/fyY	N\vueNuTuT0 t^{vYY{uTuT0W@w06qTlg=\)ng0W\sYi[
NTN0
 
  0 0\sYi[4YvNb@wO҉8WWvz@wS1rv\
T&^̀_TpS	gaSVHhv|~P[0_N
N݋S N*NR0Wuuv{0ςZfwɉ_vQ)YwS1r0
 
  0 0*NYY_NevS̑bQ NtkQ[| _*Nv]HQb4lUc Np6qT(uRP[  NRU~\sYi[T0
 
  0 0\sYi[<ONN_NwSςZf(WsQl@wyYkT NS1\l8gςZf{ NNu~p0
 
  0 0kS_*N\sYi[aS
NǏegςZf;`
Nɉ0W8
N_NVyY N*Nppv{[0
 
  0 0UNQS\sYi[1\Gd4Y0YY NX 
N`TN 
 
  0 0\sYi[؏/f{@w0
N݋0
 
  0 0YY1\]biRNv NS NSU[0
 
  0 0ςZfS_
NOO yYO݋NT 
 
  0 0 OJUs^eyY gY݋Nl	g N;R/f[Rv0SyY؏law@w'YN1\+R`aw0 
 
  0 0 yY`HNs(W
N݋ 
 
  0 0 uTuTyY/f`bT0S	g(WuNbMRMb[Y Np0 Nq`wegyY1\O `O _{kN0 
 
  0 0ςZf	gp
NOɉ_/fُ*NYYv݋	g8Y'YvQ[vbR0
NǏcNegvQ*N\eyYEQRSO0RُS݋[(W/f*Yw[S`N= = 
 
  0 0ςZfw@w*NkN'Y~ Ns|NN]Sb__/fZ\4YS/f_gN
NJSRTb6qvWN^
N{S/fN Npp0wweg<ONNkςZf؏\0
 
  0 0ςZf@w `ON/fV[؏/fScN0RT*Nz 
 
  0 0YY{{ V[0R~pzY ^0VSwyY8r8r0KNMR/f(Wُ]\O0`O/ff[u'T>eGPV[ 
 
  0 0ςZfN)Y[rN䈌TЏRT d`vňnbS̀@w*ǸSwwegvnx_P'Yf[u0
 
  0 0ςZf_N
NSʑʑ*Y9RS{{/f0
 
  0 0\sYi[z(W^i
N(u N9hKbc{{x扆N NNςZfS6eVS0I{_wςZflawTyYNyY1\(W̑{<w[w_/wbN Nag<Ov0
 
  0 0ςZfň\OevQN0WwVckMRe0 NO?QS	g NS\Kb8OǏeg{{0WobyYvc҉0
 
  0 0YdkS
YQ!k0ςZf g~l	gbRb6ROO\sYi[v`   _YT\sYi[s`Oegb_ 	wv O` weg0Scky)Yў؏	g}YQ*N\e] N*NNFTPW@w_N_eJU
 
  0 0\sYi[baba _Y݋X~~ZZv0yYNςZfKbcSw0R2Q҉҉v{,g1\`b[obQegww0
 
  0 0{,g̑b_NlNHNS	gMRb$N	NuQN N*NEeNv _4YTTb`g`v NNupavGrk0ςZf(WQ
Nw\wYN gя`]Q N*NEeN0{,gvIbu
NQN
TW[5u݋0ُ/fςZfؚ-N"NN _gqGrTv N*N`N`b^\NyYvNh
Nh~{V:N[`W1YvN Np~bVegv:gOl	g0
 
  0 0ςZfr^b*N,gP[bQeg~\sYi[w\b\b/fm+}v^rNe/f N|N
Nbzz}vY(u }cKblQ@w$NLW[  _=Zce 0
 
  0 0 }Yw
N 
 
  0 0 }Yw0 
 
  0 0 ُ/fNHN 
 
  0 0 ُ/f0 
 
  0 0 ُbT 
 
  0 0 ُ/fW[0 
 
  0 0& & 
 
  0 06qT{,gNTbSb _ςZfYeyY;u;u0
 
  0 06qTYeNN ENl\+N4Y;ub N*NWvςZf(W\+N4YvBlNb~ޘ:g~yYs0
 
  0 06qT\+N4YegxdςZfSJSpvzvv4YS6qTSxdNxd]wwv҉0
 
  0 0& & 
 
  0 0gQNNkJS*N\e0R N*N\e*NYY1\O~\sYi[UpNˆ!4lgNHNv0\sYi[k!k/fST Npp1\
NTN06qT/f*NkNc@wT[0
 
  0 0ςZfw__Wl0`@w]P[̑vi[P[uNegNNT_Nt^~{{v1\ST̑&^@wُHN*Nblt0FO/f:NNHN*NsYNS
N@w_pNtSZP_HNzvQ6q؏uKNYtbT
 
  0 0ςZfw\O/fbltvgS\ZP[S _Y
N[RN(uyY\\vKb'}'}0WbOOςZfvKb}6q
N/f_'YRlFOςZf_N/fSO(OPZKb
NlyRRlvN`#c1؏/f	gp^v0ςZf
NwSyYr^NHNS1uyYb@w N `r^VbT 
 
  0 0Ygl$ReςZfɉ_\sYi[8
Nv{
N/fu{N/fxY{0
 
  0 0g6q\sYi[b@wςZfvKbb}T`bςZfvKbbSxY*NPՖP,PW@wv7uN0Rf\+N4YGrP[vehkPRMb R_yY 7h`_w*N7uNvlaFOSOu`N*N7uNQ oTl:WQaNvlR\+N4Y
NbeNQKb` =hC ~ςZf0( p%_ o%) # 
 
  0 0ςZf N`ޏ_ORbOOu`wx0R*N7uN0( + O+ ) ^
 
  0 0
NfQ*N\eNςZfSvP\Neg
z
zbc*NYRe^/fbSKbS>e(Wv
NbsbNMR0
 
  0 0ςZfTNv^cPWvw
NnNvckb_Nl}Ya`vv@wN[vO8wFOpQS
NW C TVege'Yv Nw؏/fSN$ReQ*N7uNY
Nvb_wweg_N_O/fy_M A N _	gl(vbq7uN0}6qNNegl	g _SǏ݋FO~Nvaɉ1\/fQS%N(KQ6Rw NN
N߂0
 
  0 0ُ7hv7uN`HNOэegPWkpfbTS/f4NeQ[T%`@wQޘ:ghye[NUS	gُ*NS0
 
  0 0FO'YT`OvERV_N*Y^lNp'Tޏ	N\\sYi[`O8T_N0= = 
 
  0 0                                      
 
  0 0""~bhyhyvz^kw0RYN N _hymN N*N6eυɉ__ __
 
 
 
  0 0C h a p t e r   2 0   v"UO_fvƋ
 
 
 
  0 0
Nw
Nɉ1\]~ǏNN*N\e]~Zf
N]NpN*Nt^{YY\sYi[0Rُ*NeP1\awɉNOaw0Rf)Ye
NkQp0ςZfN/fMT0WcQT\sYi[k[ wHQaw@w0 
 
  0 0\sYi[l
N핆N<wU@w baw@wN \ ( ^ o ^ ) / ^
 
  0 0
NǏNRTyYUv݋1\SbNwv0
 
  0 0ςZfw@wONP(WyYkN `̑ _qawv\\v8_w_̑g9h&_ُ\+N4Y扨RNb<wMRُ[ksY扨RN0*NkNw@w\sYi[TyYs8
N Nvc@w{aQmceS@w Nyk'`vIQ0s^QSO'Y0
 
  0 0ςZf
NwS]\e/f&T_NfُHNvS1rǏ0_N
NwSςq_/f&Tf[]ُHN)ng_ǏFOeuyY N[/f=\yY g'YvRRSZP*N}YYY0
 
  0 0^gTBlyYZPmsYvQ[S/fQN N*NYY`bsY?QSbnb_ooNNFOS
N^gsY?Q*YvpN'T
 
  0 0ςZfT@wbS,T0R*Nt^{YY(WSb5u݋~i[P[v8r8r `OsY?Qv{k0bߍyYf)Y1\0R`ONyY1\(W{JUSv& &  
 
  0 0Tt^{YYp4Y N{ b_NawN0 \sYi[v|Rw
N/fvv~ev0jyY~NQ*N\eςZfe/}kN01\{uir`N`
Nl
Naw@wFO/fOo`N_N/f}Yv0ςZfbQM P 4 4b
N3^X	}YT^y~	gRaw wv{PNd>e0
 
  0 0ςZfYY`@wì/w
NN<w0
 
  0 0w
NwSeMONDQ/f`HNZP0RHNENW,gOcv`@wìv0ςZfɉ_]1\/fc6R
NOO0W`_ NP06qT NO?QS`u`wv4YPNS0CT]/f\sYi[SS/f*NQWW,v7uNJU0
NǏN[Sv}Y8T_N}Y``
NSU/fQ6qv1\}YN& & 
 
  0 0ςZfvaƋbabaweQJSQmlr`0S
Nɉ0W_]`& & V:Nv8T_Rk'Y
 
  0 0 +N4Y0VNHN`Ǐeg'T0 1\P_Y!k$NN Nw(WlS
Nw5uƉbxGre7hS_yYhsQ&PaeQ6q1\Oُ7h0N/fςZf1\`NǏS0
 
  0 0N<ONNNegl	gǏ b1r`O FO/fςZf1\/fwSN1ryYV:NN4V]_({
NOhFO/ftSZPvkNte)YSO1rvNY~N@b	gNvgSNNw_Qeg06qT1uNNegJTɋyYN1r`O0
 
  0 0]:NNZPǏNHNbT}YPNHNl	gbT0~NN1rv^gtSSbُ^gvkpׂ~lmp0~NN1rtSSy0WV:N`b[
NSc6R*gegb1r~:_L-Ne0
 
  0 0
NJT+R Np1\/fNt^0	gJT+Rُ*N JT tS/f b
N``O vQNt1u
N~0T*N$OOf'Y NpbTT*NO_u'T
 
  0 0:NNHNQ6q`O	b/fbbT0bmmɉ_]M
N
N`ON0
 
  0 0 NnlnQςZfv<w6wn=(Wv
N0
 
  0 0kpfOeMRL0
 
  0 0
NwǏNYENkpf1u%`\PNfSQvopIQ'YNwegbzvdTw$UςZf NNvaƋ0ςZf||0WRRAw _<wƉΑ&g0WwzYN/foў NGr^/f0R-NvT*N\zN'T0P[}Y/}JUPW@waw1\/f
N
gx^}Y	g*NN`@w0
 
  0 0T	gN`
N[R
 
  0 0ςZfv^y~ NNP[npfNYl
NvzckƉMRe6qT0WmbRP[T]0RR0Wob _4V҉N2QkQYrv{:NhQ0
 
  0 0Ɖ~
Ng6q0W[
N NSmv8wP[0
 
  0 0 ?V?V& & [
Nw& & CT""`O 
NwS:NNHN,geg	gyZPNv[`_tvςZfƉ~SSoўv8wP[e1\/f	gy`{vQR0
 
  0 0`O`JUS,gyY	gp``Ou`v7uNE\6qyYS_NQ*N\e`gNQN7uXΘ^eUKN{|v؏
NbyYc _0`yY'T<ONN_`aُ7hQv7uN4xS'Yv7hP[UOQ/fN]_NyY`v_Nlt1uyY0ςZf	gNُ7hvw1\	gp	gC`eP`wegf>fv_NO[؏VSVN0
 
  0 0S7uNvS^tSNNS/fkbNyY N<wKNT1\
NQtyYPl,T0RyYvSIkTS"<Ov[hQbyYƉzzl0
 
  0 0ςZfُyeƉ~`|`N`O1\{
NEe\O	g<y_NSNQ2Vp
N&^ُHNeƉNv
 
  0 0lǏُHN^g+RN& & Q2Vp]v0= = 
 
  0 0ςZf}6q
Ns^FOkzN[lZPeUfl_ 	gƉ yYS]f0
 
  0 0M P 4 S,g[v N*N\eꁨRsQ:gFO3^X Nv^X(W35g̑Q*N\eN35g_
N
gN/fXdN3^X0wNwKb:g
Nve_Qhf NpN0	g*gceg5uT*gwO0
 
  0 0Sb _egweg5u/fyYKb:g!j_NYlla0R$N*N*gceg5uegQ6q01 9 4 5 02 0 3 7 0
 
  0 0Oo`_N/fQ6qv	Nag0
 
  0 02 1 1 6  kQp0R[0`O
N(W0w0R`Ov~agN0 
 
  0 02 2 2 2  ``O0 
 
  0 02 3 5 3  0RNJTɋb NX0\_0 
 
  0 0ςZfv_`_
YBg
Nɉ0W<w6w_~0
 
  0 0`N`؏/fVN NagOo`ǏS0 I{b0RNt^~_gft^vCQeb؏lVS`O1\
NQHNPPvI{N0 ,gegyY/f`b_N``O0FO/fُ7hv݋yY	gNHNz:WQS0
 
  0 0$NRTQ6qvVOE\6ql
NSǏeg0ςZf_N؏lawS/f(WI{bvVO
 
  0 0ςZf	gp_0Wl
NSb _0S	g_{USv$N*NW[ 
N}Y0 `N}veNegw   w   w . 2 7 t   x   t . c   o   m   ( 1rS\Q) MQ9cOfY}Ywv\T
 
  0 0NHNa`
 
  0 0
N}Y  b
NI{HNEN`O1rp1\p}YNbl<wl
Nb`O_NbcesYS0`ON:Nb^`O
NSHN
 
  0 0
N}Y  bI{NS1rI{YENI{YENُ/fb]vN0b1r`OFON`OesQ0
 
  0 0ςZfS`0Rُ$Nye/fT NyyYɉ_S
Nw
NɉlAm
Nbk0
 
  0 0tSl	gs[Q6q_-Nv*NHr,g  
 
  0 0
N}Y  `O;`/fUSebv>eKb[b_
NlQs^ُ!ke`O/fQNNHNt1u\	gNHN7hvQV{bSNbSN~`O NkQY`ve_N~] NkYtgNN`ve0t^^ebOSb`O~bVeg0
 
  0 0_6qe NS'YKbǏeg NGr~] NS'YKbߍ N _~]Qs(W!j|vƉ~-N	ςZf6qE\6q/f*NQWW7u
 
  0 0ςZfl
NSw/f
N/f]X*Y'YNl	g'Tff_\Xv}Y'T gY	g N$N!kv8T;P[vXUOQHNZfNf
NvN'YawNfSQopIQ	g_ff& & 
N_
NNv[R^8^Oe0
 
  0 0 N*NLu7uNSs]Aml؏/f]KNMR _j Ǐ (`h` Ǐ}6qeS	g	NR	v7uN0ςZf	gpg6q0 _}vv~]Vgb0W\P(W̑ςZf	gaY_N	gao8OKbcǏ
N~ax0RNvKbcz6q/fQNNaev)nf0
 
  0 0ςZf{
NS0WNS""yYSNnx[*NQWW7u,T0RNFON/fl݋0
 
  0 0؏lck
TQ:WvQWW7ub	gp4YN/fyY]S~NO@w4Ylw0R= = 
 
  0 0ςZfte}Y`~0}Y'TyYSVN0
 
  0 0v@w`@wìNRTςZf_`ُ7h HQuS
NSNQP`Ov N(u FOlwRl0/ ( 1o 1) / & & 
 
  0 0ُ!klKNMR!kHN[faw@wNςZf(Wr\v^MOzz̑lSONN VT0~N|`kp0WwegsKb:g8nb0
 
  0 0CT_W_N_~xQvOWeeWW0
 
  0 0JU]
 
  0 0JUJUSTS
 
  0 0JUJUJU]]& & CT]Ǐ4YN= = 
 
  0 0& & 
 
  0 0>e_ُNS/fςZfTf[v_t;mRl	gUQeg0FO/f(WyYvN~[SNaS0RyYSO
Nv'} _S_yY^geWW_]vePyYte*NP[_T]>P^g_SeSOkKb؏_0W_Se& & 
 
  0 0NRT0
 
  0 0JUJUJUJU[N0
 
  0 0ςZfJS _ _Kb1Yg0W_T N`0
 
  0 0SSb0Rv/f\sYi[& & leUR^
N'Y\sYi[gq7haw__q
 
  0 0]HN& & 
 
  0 0ςZf5u,Plx0WbKb6eVeg݋b"}N CT[[
Nw0b_Ne	gN& &  
 
  0 0QWW7u8r
N`HN}Y0WwNyY N<w0_6qN8OKbǏeg  
 
  0 0ςZfwm-NǏV*NW[@gNmpSS_sS[hQvFTOO)V0R NJSvKb[(WJSzz-N& & N`(uNHNe_c{kyYςZf`wvP\w0RvP``GȓyYNeg
NbewP``Gr	
T{k<V|T8TV _ _4V] gTv4YzQv<ws& & 
 
  0 0wQWW7uS/fRKbǏegbǏyYKb-NvKb:g
 
  0 0ςZfvXNbR
N[Nwweg1\
NP/fbRvUOQbN_Nэ
NNُ؏(Wf
NbTCTS/f*`bsKb:g5T0RNN`TdpbvKb:gh& & KbNYu:gT& & 
 
  0 0ςZfR`'YUS`5T@w+RN0SQWW7uSO__MR>PKbcޘ_0W(WςZfvKb:g.v
Nd\Oweg0
 
  0 0S
N/f`@gb
N/fTdbKb:g NR}YFUϑ0ςZf>PǏSwSsNb8nbnN-N9eb_v6qT8nb _Y0*NKblSS_SQ
 
  0 0ςZfw0RRpeLV^LV^0W_
N٘
 
  0 0NbWl= = 
 
  0 00R
N_
N]bo ( g"v f") o & & 
 
  0 0ASRTQWW7uǏNSegςZfKb:g̑X[@wv gؚRpe N'Y*b	cNf\PbKb:gV~ςZf0
 
  0 0ςZf `@wekTڋTbv_`SKbcǏKb:g0<w[w(WўY̑<hYvfN0WwTQWW7u
NeQpvT_N
Ne[
NNvvPPS `O*YS[N 
 
  0 0ُ*N e[
NN }YP_N
N*Y[JU{N
Nُy~bvOvPPُy^yN~+RvNtbva`v
 
  0 0QWW7ucNc	w؏/f
N݋0
 
  0 0
NǏςZf]~
Nُ*NNyYw@wKb:g*Nf\Pv;ub?V?VwegQWW7uvT(؏_R
N$Nag~SO4ςZf	cN~~c@wsNS& & 
 
  0 0wNvPPoNvd\OKblyYN:NyY1\{
Nv_
N\f[0R$N	NR'T
 
  0 0CT& & 	NASyTgςh`
N_Kbv^(u0}6q}YPwvR
Nv݋9h,geld\O& & 
 
  0 0 NRT0gςQ!kIQc5N0
 
  0 0N[fyYvb/g؏/f N7hvp0= = 
 
  0 0ُ*NeP]~Qhf$NpYN0
 
  0 0sQ:gawɉ
 
  0 0ςZfSlNQ!k~N||awNǏS0
 
  0 0* * * * * * * * * 
 
  0 0,{N)Ye
NNpςZf]vKb:gÔ5T0Ss]/f[hQvjk`(Wg7u
N= = ُ؏
Nbk]v$NKb؏bb@wNv NSKb(W
Nw`vYNwegNN[hQP/f N[`O& & 1\PyYs^e`@wQ6qawɉ7h& & 
 
  0 0
NwS	gY\Nw0RN(f)Y؏ NS݋lTNǏNewegYdkN[ONP& & }6q0Rs(W:Nbk*NQWW7u؏/f NS݋lǏ0
 
  0 0*Nt^{YY<ONNe1\N0gyYccf'f0W{0{}YP(W N*NZf
N`ONSuNNHNJU
 
  0 0ςZfُ!k{_^l8NN0= 0= 
 
  0 0ςZf[hQ
NbeSwQWW7uv8rv'}~g _KbwegэSmKb0pMR<ONN,T0RNQWW7uv NXNO{ُ/fNHN`Q& & 
 
  0 0{US0Wm1oǏTςZfw0R\P[̑*NNv8؏/f~~v0S(uQ4l{{bmNQM;`{}YNp0ςZfVegS\OevQNNS̑bQ|r^ߘ
NwsT0WT@wUcN N\t[rvY0
 
  0 0
N NO\sYi[_NegN0t^{YYs^8^V0Re
N	NzMb
N`
N?awegvFO/ft^{YYtS{{byYbYY_NfNyY`
N`QTYY݋0
 
  0 0(fZf]~JTɋǏ\sYi[ςZfN)Ye
NkQpNf0\sYi[ N,TyYYYُ݋ޏ_#c@wwegX؏&^@wawa~0WUNX YY  
NNf 
 
  0 0\sYi[m1oVeg1\QbTyY_
N
<Ovb@wyYvKb YYSY ^TbSw8r8r 
 
  0 0ςZf_N_x0}6qTُ\sYi[MbvYASQ*N\edSawɉeQnxeg/fS	gQ*N\eFOςZf_N]~ɉ__

N_N0
 
  0 0YgNT/f]vi[P[\
N/ff
N
0ςZf_̑vwv#cNbfRopN`*NُHNS1rvi[P[FOS`]l	g_ZP
NN N*N}YkN0
 
  0 0kpfQ~N0RS ^N0
 
  0 0ςZfzwegbNLNg̀S0
 
  0 0\sYi[b@wςZfv'Y
NyYp N8_TQegv7hP[0
 
  0 0ςZf_N`
NQNHN[pav݋`(uUav \i[kY`Oaw NɉYY1\SQsN_N
N__0vQ[_N/fgς[ϑ	gP`
NQeUT\i[v݋ُy _N*Ylb/g+Tϑ	N\\i[
NǏ& & 
 
  0 0 g~؏/ft^{YYb\sYi[bǏSNyYQS0\sYi[1\YH\_<wlS(W<w6w̑Sbl0<w[wtSvvw@wςZf0
 
  0 0ςZf`wR;uGȓf[egv͋ `OTN1\
NoNNNTOb'Y80 
 
  0 0\sYi[wvvONb}T_OOl4l0
 
  0 0ςZfbQ~]~yYdr^l4l YYpNFO/f`OYY؏(WJU`OYYO Nvj@w`O0`O__1\؏SN0R8r8rN0YY_NVSwYYv8r8r0`O
NbpYY_NTN& & eg~YY{ N*N ςZf_nb@w<8FO\sYi[lV^yYFO\RMbTeAbAbv4V҉s(W
NAbN0
 
  0 0ُekpf_N\POON0ςZf̀ẁSlTfYp0_0RfSQVe\sYi[(WyYYY `̑zwegvςZfy _[yYOR0W%cKb~ _ N*Nppuv{0
 
  0 0ςZf_NVKNNppv{0SbNQ_N
NO	g:gOvGNS1rvi[P[0
 
  0 0
N/fl`ǏyYNv
TW[FO/fNS	gNHN(u]Oyr0WS~byYNvQs:N0
 
  0 0؏	gQWW7u0wv_""(fY`OcON`Ov0؏	g(WbǏej4O@wbsSO`OS/feav؏/f""`O0
 
  0 0v"UO_fvƋ0	gOQeQb_N]~b`ONpS(WNbv_̑  Luve-Nj4OǏb NzvS1rvNN0
 
  0 0T`HNQWW7uُe_NbNLNg N*N\Sv{	}YP_NNfv7hP[Nvvv0W_N/fS ^
 
  0 0ςZfQze	gaea>ebaekNg*Nl҉v҉^g6qwQWW7u(WyYTASs|YvN̑0
 
  0 0S/fS`HN7hvYN N*NZf
N؏/f{
N
N
NƋ0ςZf_NeaSƋ0
 
  0 0QNkpfzT(f)Y]~0RS ^vς&t^N5u݋
NNQy0yY] N*NN_NSNZPvN1\
N`p+RN@bNZWQ
Nς&t^egcyY0
 
  0 0l_~Q6qSOo` s^[0R0R_0 
 
 
 
  0 0C h a p t e r   2 1   l	g`OveP[̑
 
 
 
  0 0ςZfYu~Q6qv~ag/fُ7hQv  
 
  0 0_6q` N*NNeL0
 
  0 0`SO NkENl	g`Ovu;m0
 
  0 0bS/f`Q NvFT(W`Ob1\_1YSS,gvbN0
 
  0 0Q6qw
NQNHNz*PkYyY/f
N/fNkN:kP`TNeUv0Q6qlQQ0WэV[NY `O/f
N/f[ςZfNNHN 
 
  0 0 /fJU`HNN\ZfT`ON CTbbbre`O\ePvN`/fb
N[& & 
 
  0 0 `O0R^NNHN/f
N/fyYy _b 
 
  0 0 ,gegb/fُ7hSb{vl& &  
 
  0 0 TegbT 
 
  0 0 Teg
gvN/fbs(WbTa`ON(W NwN0 QkwQ6qُl_N_
N`weg0
 
  0 0 `OwvlbςZf:NNHNOy _`O/f
N/fONNHNKbk 
 
  0 0 `O/fُ7h`vb(W_-N1\HN
N*X& &  
 
  0 0& & 
 
  0 0JS*N\eT$NkP[;`{tnN[~Ǐbbvщ0Q6q`
N0RςZfz
gkNf`
NyY:NNHNp0Qk_N`
N:NNHNςZf(W
gyYTS	bNy _0
 
  0 0S٘vgQbςZfvN*N[O N*N*N b ǏN0
 
  0 0S`vss\O:NNςZf gT N*Nc扄vNf/fؚS<O0ssb"}@wOQhQǏzݏ̀N]S_ev 0T ^ T 
 
  0 0
NǏx^}Y NT
N`HNupIQvyYُVYjfZWQBln:WvQ[;N/fnyY[vNN?ZT{Q^Tf[0&TRyY[;Suruv
NIQi_NyY['YpprwSNZf
NV[[SbyYA\A\0/ ( 1o 1) / & & 
 
  0 0Q6q,T[ssvHTsKm_ NNP[c0RNUP[<w
NOςZfwv_r@0W_NNHN~u'T= = 
 
  0 0Q6q`wSv	gNHN/fg
N0Rv0S_NSN;SbgςZfvuS zO Q!kT闈oTf[ T~ Na`__	gx^w0Rُ$N'Y~^T[\;ubvgbXM M oR_[hQ_]YeUN0
 
  0 0S_Q6qN;SbQege8r_& & Nc08wP[̑	g`	g"kU	g_a	g$a`& & 
 
  0 0N0R^byY`HNRMb}YYgُ*NePSyYVeg[O6e0RSHeg0*`yY QY` Nke0HN/f؏lZPQ['TN_̑
NSMQvg_yYOJTɋNNHN7hvT{Hh؏/fNHN
N0
 
  0 0Q6qv__NqNN0_N [*gegtn Nju`~0
 
  0 0* * * * * * * * * 
 
  0 0ُQ)Yck<PS 'Yf[u>eGP0dN0RS 'Yv,{N)YςZfS^-N_pNN NNc
g؏'Y/fcvf[uňeOm!hV0vQNeW,g1\(Wς&t^vYeL]$N?b NSvlQ[|ȋz@wte)Yw5uƉaw'YɉdNZfmTς&t^:_6R}TN0WTyYQSceekpNNeUv0
 
  0 0Ng*N0E\6qQNN[hQ~yYb0RTN& & Scks(WMb N*NYg
N%`
N%`= = 
 
  0 0AS NĞёhT__ǏSS 'Yvf[u _Yck_
N0
 
  0 0ǏNQ)YςZfeJe`S,Tς&t^vς&t^SNSck	g_Ye|vf[uOeg,TNv0ςZf`S 'Yvf[uw}Yf[Sck'Yf[lQqQY N*N\ N*Nw
NQeg0}Y'T1\{^p
T\ N*NwSYY\*NSYe[PW_N/flNv0l	g^
NU"k]vS^'Yf[uU"k0
 
  0 0ςZf,{ N!kS,TeSs]9r}YP؏SsYu"kΏv0f[ev,geg1\/fsYuE\Y0ON@bege,Tv_N/fsYu@bNςZf N<wwǏSnYe[QNN/fsYu7uu[[eQ0= = 
 
  0 0 N*NeeQŖwƋ
nZSΘ^S&^	gp_l(bq[	gERvSSf[Yec
NbsYuU"kHNUOQ9rwweg9h,g
NN[
N4 5 \Nwwegߍ	NASQ\<Ov0
 
  0 0ς&t^
Nv/f	N\ޏ@wv'Yk\Oo`ASR0ςZf,T0R,{N1\
N`Q,TN09rvQ|Nv݋e_yY_N]~3ovgNNt^lea0SckyY[]9rvER/f[hQMQu0
 
  0 0SYyY]~9hmV:N]/ftyu[SSvɉ0Wɉ_ߍbleUsQ|(u
N
N
N(uf[0[(W(uegDeb8r
N1\LN0[hQ_]Segdv,geg1\/fey0= = ! 
 
  0 0}Y'TyY,geg1\S/fegQpv0pw[NpN0@bN,{N_NeyY6eb}Y]Lhb
N*NZP7hP[v{,gP[T{QY@w NN1\pN0
 
  0 0PWyYev N*NsYu_0WwNyY N<wa:NςYecvE\6q_N	gN`e 6qTNX `O/fT*Nf[bv 
 
  0 0ςZfl
N
N}Ya`NPTPTS CTbf[FUv0 
 
  0 0sYuM`6q UFUf[bvT0b_N/fFUf[bv`O
N/f'Y	Nv'T'Y	Nvb'Y\m*N8q}YPNlǏ`O0 t
NsYf[fNsQlTOO0ςZfُYr(W7uuYsYu\v{b\	g
TlMb[Sbnbwegm*N|S__N
N/flSv0
 
  0 0 U
N/f0 bS_6q
N/f'Y	NvbekNN؏
N/f`ONf[!hv0
 
  0 0 ςZfTf[`OVT{bُ*N 
 
  0 0݋ςYecُ*NNe f
NU"k
Np
T`O1reg1\eg
Neg/fNYef[4ls^
NY0_N_\Op
TSf[uVT{s^e/f?a:NSR>NKbVT{v0@bNُ!kςYecE\6qpN N*NNv
T'Y[[_`}YGY0
 
  0 0JUS_ςZf~NS^Ǐeg/fS
Nv*NN(WSyYv
TW[eT{
N_0
N/flS^Ǐeg]
N/fُ*Nsvf[uFOQN(W[̑\N
NyY NT,TNyY8r1\P_YNς&t^_N,TNyY N7h@bN1\zNweg0 NwNOwv0
 
  0 0ς&t^1\HN{vv0W(uOŖR,TvUAm)R0WQ N*N'k2mSv0ςZf[hQ
NwSN(WeU& & yY1\R-NTؚ Nef[Ǐp-NVSSRMb
N؏э^ySNT̑wSNHNNLuSJU9rX[_:NyY
 
  0 0N/fڋ[v}Yi[P[ςZfTf[_v}v0W ^b
NO 7hfov8wP[7hfW6qv^y`7htvlXvl<ONNNkl	g:Ndka0R NN"N80
 
  0 0dk݋ NQON	g`	gwP{	giO
gv0
 
  0 0ς&t^~~{vv0WyYPWN~~ T*NTf[OvpegVT{ NN l
N}YNKb>Nweg0Teg N*N7uuT7hAm)R0WVT{Nς&t^v0
 
  0 0ςZf,T0RMRbvsYu\Sweg JU  /fFUf[bv_lAQim yYevsYu_NS _lAQim}Y^T `HNS N*N{bvJUE\6q؏/f7uu؏VT{vُHN}YςZfwǏS7uuz@w}vlk4b@wё<w\wweg}YP/f:ceeOyv7hP[0
 
  0 0I{7uuVT{[kNÔR}YTw0
 
  0 0ςZfQ_NPW
NOObw,gP[gRMbTyY-d݋v*NsYupNp4YX bpN 1\_Sz0
 
  0 0w(WSyY9rb*bOO \ZfV[HQnqm0 = = pQYe[蕻S9TΘǏSv
NegQYςYecvySяvMRcv	gaeav,T0RُHNS݋hQ萫0R N8V7h& & 
 
  0 0g6qς[NP[̑l N*N[Rv09rE\6q_Nُ7hςZf_N
N[luu0W{ FO/fbl&^S_N؏
N`l
NV[`(W!hV̑؏/fI{O`HQVSnqm'T8r8r 
 
  0 0 gT$N*NW[Sb4xN@b	gN&vw`0}YP*NsYuSςZfeg@wvnx/fߍςYecTYJU0_N
NwS4xxNY\sYuv_  /f# OςYec؏/fUSvN[sY?QُHN'YN& & l^gN0
 
  0 0ςZf[_ꁀ_Yэ0S,T_Ye[̑ς&t^~~OcXOŖ0W \sY}R0'Y[YYSm0 
 
  0 0ςZf(WS 'Y̑lJUlvE\6q~yYl0RNFUf[bvRlQ|i0MRb	g N'Y'YvU\gwmb;NQ[/fAS Ng NeS 'Y~vt^!h^J\eO	g_Y!hSV!h0FUf[b_J\kNu-NTN>yO|Nir_NOVeg0vQ-N g	gb1\v}YP1\/f N*NSygvNAS N\FUf[bkNTSVw
T'Yf[UxXNASN\VVRNwwQt^]/fX X w
TONv;`YNt^N	NAS\0;`lQS(WSNFONt^R+R(WT ^S ^G ^I{	N*N0We _wNRlQS
 
  0 0g6q/f[rNςZff`0SS`l	ggqGr
NwS[rN/f
N/fwv	g[r҉0= = Q_Nw/fAS NgNeNHS'Y<yXO	gygvV!ho0U0ReYg_v݋SNS,T,TwuTuT
 
  0 0ςZf_VpvePtS
NƋN0ُ/fyY,{ N!k N*NN(WS 'Y̑S 'YHN'Y_N`	gSS0}Y'TyY1\/f
Nb]	gpu0	ck`~b*NN_6qΏbpeg N*N	gp<wqvq_/fRMbX
NVT{v*N7uuCTyY/f_Nv}vlk_\	g7uub}vlkzvُHN}Ywv0
 
  0 0ςZfR\OHQNaƋ0WbOONN CTTf[`Ow
NwSς&t^Yec@b(WvlQ[|i`HNp 
 
  0 0_lAQfk6q_ςZf1\{ςZfVT{!kNS/f'YiV4YwN N<wFO/fN؏/f^\NPWMRcv& & 
 
  0 0_lAQfkw@w<wMRfZQyv8_r
N]0Q!knx[N NNN  NR_N
 
  0 0(WX
NvRyYv`? NwTv_RQR0WwegVT{*N1\/f`_wyYvlaTegw0RςYecSOOyYv_̑
Tv'} _T[`؏	gwSyYz6q/fςYecvsY?Qev`UyYy _NYe[T_̑vzzaT1Y=& & 
 
  0 0(WGyYNMRNNeg
NvO N`YNNyYNON0
 
  0 0_lAQim}YOMbVǏ^y~yYcN0
 
  0 0ςZf{/w@w<w	g<y0WS"0pQ$NekTSSOO0ςZfu`0WV4Y0
 
  0 0 `Owv/fςYecvsY?Q 
 
  0 0 /fJU0 
 
  0 0 `O
N/fُ*Nf[!hv'T 
 
  0 0 uTuTjfbe	g*NsYubT*Nf[bvbT{
N
Neg01\b/ff[FUv0R]*NsYu_N/f`ONFUf[bvV{kbN0 ُ*N7uu/f8rvf[uwwegz<wN_N_
N~yYcN	@b	gςZf[hQ
N20W(W'Y\PNTNw݋eg0
 
  0 0 `O/fT*Nf[!hvS ^vT`HN
N(u
N 
 
  0 0ewS
NTN􋣐HNYN& & 
NǏُ_N
N/fNHNy[yYv^
Nɉ_(WYV'Yf[1\	gNHNORs^e
N1r;NRُ*NFO+RNvNyY_Nl	gwv`N` CTb/f(Wo'Y)RN~N'Yf[_vfNb]~kN Nt^YN0 ςZfmm0W{@wll	gNkv _lb0
 
  0 0~N'Yf[o'Y)RNNf~v'Yf[FUyS/fُ*N'Yf[v:_y^hQNLuc
T	NASYMO
 
  0 0_lAQim[hQv`FT#ac0ςZf`N`'`0Wb4YSd0R3T9h NX bHQVSN0 
 
  0 0{{USUSv N*NdSvR\O(W_lAQfkwegRYvdN0
 
  0 0~N'Yf[yYE\6q؏]~kNNSyYwwegTNN]
NY'Yv7hP[S_NFTFT0WV UU}Yv0Q0 
 
  0 0* * * * * * * * * 
 
  0 0(Wς&t^[OON N*NgTgς؏l	gNUOpva`0hb
Ns|ku;mǏ_^8^`a0FO_YePtSFTFTv
NwS(W`NHN0v^Negcߘ*aw0ς&t^~Nɉ_sY?Q_
Nck8^N0N/f~bN*N:gOTςZf_ck_0W݋0
 
  0 0ςZf؞0~N_
NOOTς&t^NyY `U[vN0
 
  0 0ς&t^xd@wyYv4Y w/fPi[P[0`O1ri[P[v6rNT 
 
  0 0 U1r0 ςZfb@w^vPq8T@w;P[0
 
  0 0 ؏rkNHNS`O1ri[P[v6rN_N N[O1rُ*Ni[P[0`Ow__
NNyY	T 
 
  0 0 S/fb[`]
N Nv1rN[`ZP
NN N*N}YYY0 
 
  0 0 wv
N1rN1\NTQ0YgNuNTv`Os(WhQĉR}YNhQ(W`Ovcc-N؏	gNHNa` 
 
  0 0& & 
 
  0 0g6qt^vNk	gzfga0@b
N,TN TN(W<wMRwegvP\؏/f,T,TN v0
 
  0 0$N6rsYvFU~g/fςZfHQbi[P[uNeg0FO/f
N`~ZZv݋1\
N~ZZ0Q6q
NTav݋1\(uKbkNTaNZWQ
NH\
gv݋bN _Nbُ7hv݋[sY?Q_t@bS_6qςZf
N_
NiO
gς&t^_}Y_:_'Yg6q/fςq_w
Nv7uN! = = 
 
  0 0~1\/fςZf(WS ^ُ̑FT0RuNQ6ql	geg~byYv݋1\_euc
gN
N~ZZvekvc _N0i[P[ςZfl|Rgq~v݋ς&t^eg.^_gq~be`/f`bY[P[0= = 	
 
  0 0VpbvE\6qُHN{US1\㉳QNςZfaQm
g0Q6qNwS] `U[vNN'T؏/f9h,g
NsQ_]~byY_NbT0ςZfSɉ_``weg0
 
  0 01r`JU1\/fS
Ye8^etS_0
 
  0 0                            
 
  0 0P S hyhy>T1r_N^6eυ>Tf1r_NSN|Q_NN
 
 
 
  0 0C h a p t e r   2 2   QGQWW7u
 
 
 
  0 0S 'Y~vt^!h^egN_YN>yOTLuNX0p^Q0
 
  0 0ςZfba``0W(W!hS
Np@w `̑b@w NXRMb!hSfN^mVegvfNM|'YRv/fsQNU[YTtZ?QwƋv؏	gQ,g/fyYwNɉ_gU"kvfN/f(WefNfNg̑mv0
 
  0 0_6q N*NNq_NςZfSSэǏ
N\_dNyYvSKbςZf}Y
N[fMb[OOSO
NTdPFO/ffNtS/f=Nn0W0
 
  0 0NdNNV4Y Nw/f N*NsYuςZf_NlTd1\SSS"NN NX [
Nw[
Nwbve 
 
  0 0*Nd0RyYvsYu]~p܏ςZf؏FTz(WS0W0
 
  0 0ςZfYO`*gm  dvwyYwmǏY\T5uƉ̑U[Y NdAmNvNN N;RyY_6q:N]	gS1YSi[P[ُ*N`la0R^8^P`La
 
  0 0_6q N*N7uXTw /f`O`OlNHNN'T 
 
  0 0_lAQimRMbckgُeTpeg܏܏0WvywNُNNv~Ǐ0Nd NNcNfN_N
N{NHN'YN0GY*`v/fdvsYuE\6q Nvz(WS0W_N
Nacw0W
NvfN0
 
  0 0pя NwtS`0WSsُsYuE\6q/fςZf0N
N!k,{ N)YxyYTُ/f$NhTegN,{N!k0RyY0
 
  0 0NTegS`ɉ_]1\ُ7hU"k
N N*NsYu_v^N]TyYv]ݍُHN'YyY_OU"k
N]01\f[]Yg N*NgKNQ
N;RaSSb,TyYvmo`b؏Q0RyYv^Ne؏/fُ7hvaɉb1\SBlyYT` gT/f1Y%\l	gWaN0
 
  0 0YNg6qSxNNw@wyY_S`T<Ov͂}vvbT[
NwS:NUO_̑ Nu0N0R^؏/fwvR_N0ُ/f
N/f
N)Y[cvRbT
 
  0 0NONP[.^yYacw0W
NvfNeg0
 
  0 0ُ*NGY*`T`HNُHNY	gsQU[YTtZ?QwƋvfN
 
  0 0ςZf_NrNKbNac@w0W
NvfNFO/f_̑dk;RyY_6q}Y`}Y`Q6q}Y^gNj(WyY0
 
  0 0`_0(W Nwur0W%_+o`SnNςZfte*N`~0
 
  0 0 ُ*N`O`HNwُHNYU[YvfNُHNe1\ _Yf[`NN 
 
  0 0 
NeNbS/fQYYNw
NQeg'T
NǏs(WMb$N*Ng؏
Nf>f0^uTuT ςZf͑ebfNb(W `̑,{ N!kyY(WYNbMRfW}v0Wbi[P[vX[(W0] NpRMbyY1\_	gSaY0W1YSNyY	x^}Yx^}YNyY	؏(W0
 
  0 0i[P[[
NwKNMR/fYY
N}YE\6qf~`bc`ONKbeR:Y`Oeg0Rُ*NN
NvCg)R0
 
  0 0_lAQima0RNHNNz6qx _eg0Seg0ُ
N/f
N)Y[cvR/f)YߍN _N N*Ns{0
 
  0 0N	gNPlx0W{N{ /fw
NQegS_R`O`O]~kN Nt^N1\_T0RbN`Owwegkb؏\bTN)Y`
N0R؏	gfTNv0 
 
  0 0ςZf<ONN_`_}Y /fTT0R`ONTw
N}Ya`0U`Obwweg\S
NSN`OY\\N yY؏`QTN N!k0
 
  0 0 JUUS_6qSNJTɋ`Ob
N*NgRǏNNAS N\vue0 
 
  0 0 ُ7hTbN*Ng\ǏNAS N\vue0 ςZf_lAQimTf[FT#ae ""`O.^bacfN	g:gOQS1rv\f[_0B Y E ^ 
 
  0 0}Y'TIc_N/fyY
N[0FOyY[hQl	gva`0ςZf_`_}Y0WT@w\VSN0
 
  0 0_lAQim[N0[N0YgyY
Nx^yb؏SN	gZeQv:gOFO/fyYff/f N*NNtS_x^y_PNv7hP[0:NNHN]l	geuQt^feƋyYbT
 
  0 0* * * * * * * * * 
 
  0 0AS NgNeNHS	NpS 'Y'Y<yX0^eZ-^0uǏSTbz@w NNN0
 
  0 0ςZfeg0Re1\w0Rُ7hvvQ0`
N0RNOُHNY0ewSyY1\
NegN0
 
  0 0
NǏe6q]~egN1\ُ7hpc_
Nu_}Yykw NN[rNv^q\wbv'TyYS}Yz(W`яSvOS0`SI{NRTyg؏
NQsޏW,gv[e_N
Nau[v݋_N
N<P_yYI{NSS:NwNv7hP[N0
 
  0 0ck`@w'Y<yXYbvYbۏǏeg Nňie\vNvQ-N N*Np(WMRbTbvP/ff[!hv[jT0
 
  0 0Tp(WMRbT-Nv*Nwweg'Y~	NAS\v7uP[^1\/fyg'TE\6q_vS_
NxQWvbq7uNJUQS%N()Rv8wP[QmceSQQaNvlo`& & S/f`HN}YPw@w	gp<wq
 
  0 0ςZf_d"}__Q~  yY
NƋُ7h N*NNFO[Ǐ
 
  0 0S_ygpǏςZfeςZfRfw0RygkbwNSvyY N<wƉ~SyYv8eE\6qǏ NN_0
 
  0 0v0Rygz(WS
Nbw݋R{HQ:NNߏ0RNRh:yIk06qTmmmm0WU\ _NNN)Yvo;N  YUObpTbR0
 
  0 0ςZf~Nwُ*NygE\6q/f  QWW7ukpf
NPWyY]v*N7uN*NZf
NyY`NNvN b ǏyYKb:gv*N7uN
 
  0 0ُ*NNLu؏w/fzJUςZf;`{/fm;RƋ0RNُS݋0
 
  0 0yg _YNvS_Rvt`NvRNvRNS0
 
  0 0 ASt^̑b_0RN_Y_N1YSN_Y0b`JTɋs(W؏(Wf[!hv^_^YN
N{/fV:NYUOO`ONv`bRvQ_ُ*NQ__{Y:_BlbRvُ*NǏz`O_{^8^Y_؏ZP}Y g~z0RbRvMOn
NetSSs]dNY Ne@b	gvQY0 SN<hYvl؞0
 
  0 0 @bNb^g`ONYn]wck`v1r`ёRb
T1\I{I{NHN/f`O`vNHN/f`O:N gx^yv0[N1\ZWcNS0& &  SN#,vcXrS _eg0
 
  0 0 }YNs(WNb/f1uT{e0 
 
  0 0ςZfwhg6q	Np	NASN0dSߏ0RvNRُ*NNJS*N\e1\~'Y[
NN NXuRvNuTt0
 
  0 0 NNf[uN NNNNT_
Nvyg N N|r0R0WVT{N0ZS_55cX0
 
  0 0z6q N*NsYuQ N*N[hQ^NNFO/f(W:W@b	gsYusQ_v y^DQ`Os(W	gsYgSNTYgl	gv݋bNS
NSN`ObT 
 
  0 0_؏w/fRT0YgygVT{l	gv݋_N1\؞NAQ N'Yv%f_a>ov\sYuN00ReN\
N܀vQp0YgNVT{	gv݋[ONvsYS/fN`HN_N
N{fO-NsYuO
gN
N/f(W0
 
  0 0ςZf`Tek0W`(W蕹fiO
gُ*NsYu?V?VwP{w`O`HNVT{0
 
  0 0z6qςZfaɉygwTyYُ*NeTck[
NyYx^~pPNxyv{yg_N{N0ُ7hv7uN^勈_\{'TFO/f{[wv_}YwbT0
 
  0 0	NRTS_yY_Nz(WS
NeyYMbtS^Ǐegygُ*N{[v+TIN0T`
N]yY	gae1\l
NэvQNHNpJUb]-dۏSN= = 
 
  0 0z6qygvKbcckckcTyYُ*NeT 1\/fyY`(W蕹
Nz~r
NcvsYu 
 
  0 0ςZf]SwNwtSSs'Y[w@w]0YgyYlv݋yYN)Yzvck}Y_N/f~rT d`T d`kMRb؏	g NS^q0
 
  0 0CTQWW7uv/fyYTyY/f	g N*NgMRTNTPWǏ NkpflFO/fvQNv_N]*Y܏N'Tjm+oZf[yYeg{v/fbx؏	g͑p/fyYNHNeP/fNsYgSN
 
  0 0yY
N/fyY_{ʑnZiN/fyY1\ckTgNa0W0RNS
N0(WyYR
N0RSeygǏeg Ώc yY0(WyY3NO틆N NS w(WbMQ9cONb N*NZf
NvN
N.^_*NV'T
Nczb1\}Y 
 
  0 0KbNb@wyYp0RS-N.Y0
 
  0 0ςZf N8vbT`lэ0
 
  0 0& & 
 
  0 0	gsYu `OvsYgS/fT̑8T_N`O ُ*NsYuc@wňnbwweg_nfT}6q8ˆwweg
N0
 
  0 0ygT{ bTyY/f(Wkpf
NƋv0yY_	g1r_z_8T_Nbvla0yYR _YveP؏	gp`bTegtSt@bS_6q0W)R(uNb؏ Np_N
NwSao0 gT)R(u[N1\bb"N0R NN0bɉ_*YN@bN1\:_yYZPbsYgSyY
N_]T{^N0 
 
  0 0 y^DQvsYgSN[wv/fُ7hvT 
 
  0 0ςZfTYrR /fv0 }Y'Tw`O_NlGP݋vN
N1\MT`O N!k0S/ft@bS_6q0W)R(u`ON
N1\(WeaƋr`NP(uNN`OvV\l<
 
  0 0z6qS	g N*NsYuwegN N*NNςZfQ!kd0ReN&Okz^v y^DQvsYgSb}YPǏ`O(W$NhTMRς&t^YecvSS
N}YP`Ov
TW[SςZfnc/fς&t^YecvsY?Qُ/fwvT 
 
  0 0
NI{ςZfVT{l
NS	gevNzweg `OTy^DQ(W Nw/f&T:NNNv 
 
  0 0ςZf*`NNOsYu[`O`^cTR;RS`OHQ|xNOsY[ςYecv{^`YNS4xmpNOsYve^g  yg0
 
  0 0FO/fςZf_N
N/f}Y:kv0yY]~ulNyY[hQ/fesQvYNQNHNwSeQُ7hvl	g]xpvb:W̑FO/fe6qT{^yg.^NVyY1\
NObNvS0
 
  0 0 HQbVT{\O:N N*Nbt^NbHQ/fb]vQ!kMb/fς&t^HQuvsY?Q0vQ!k(WN)YKNMRb9h,g
NwSyg/fX X ONv;`_NeNwSNv"N/fY/f\@bN
NX[(WbߍN(W Nw/f:NNNv" N0 gTb`3ufv/fb	gRO`b]vSKb{Q;mb]0 
 
  0 0RMb*NsYul
NSzweg `OQNHN`OSN`]{Q;m]bTwweg`O؏P/f*Nf[u0 
 
  0 0ςZfz6qɉ__eHY0ygIk6q0WwTyYR` _S.^yYVwNbzweg N*N7uul	g݋R{FO/fX^8^vc0W	gX bƋςZf\Y0yYt^NNAS N\tS]~/fo'Y)RN~N'Yf[FUyvkNubvOyY~[	gR{Q;m]0 E\6q/f_lAQim0
 
  0 0ONvl؞0ُ̑PWv'Y/fFUf[bv6qwS~N'Yf[vFUyasT@wNHN0v^NMbNAS N\T
N&^ُHNSbQNv0
 
  0 0yg_N/fTN N``
N0Rkpf
N*N1rߍ\i[P[s
Na_cυ]`~awɉ|v\sYuE\6qُHNS[0
 
  0 0ςZf	gpaRV:N	gN:N]b0FOv^
N`'Y[vvIQQǏY0W>e(WyY
N `ON~~Tyg^g`ONvfNN NpYsQ_]vMRzT*geg
N/fbv*NNyN0""0 
 
  0 0ςZf_ :W0
 
  0 0`wyg(WyY4NN:We[yY{ 0RTSI{b NN0 N/f`h:ya"'T_N}YTN*NnZiMQ_NTNSyY kNNNHN0
 
  0 0TSv/f>NRُ!kobJTOvbRUSMOFUf[bf[uO;Nr^bXTvZƖ0W0
 
  0 0NNςZfۏTSOo`PWN0
 
  0 0 Uς& & f[Y`O؏_bTb/f
N!kςYecvePW(W`Ov*NsYuS_eb؏Ǐ`O݋eg@wbSNg=N0/fFUf[bf[uOv[ O0 /f N*Nl>\vsYu0
 
  0 0ςZf_{ CT_v0uTuT 
 
  0 0 `O}Yhb}YiO
g`OT`O
NwSRMbcN_Rvv*NsYu/ff[!h!hbVvTegN;RTTT<NWy`OvVT{[(W/f*Y|i_N 
 
  0 0ςZf`
N0R]O(WS 'Yُ*NS,g`tS~vzev'Yf[b	g |N v N)Y0
 
  0 0& & 
 
  0 0__ygvo[k0eg0RTS0:NNh:ya"`ςZfqQۏZf0
 
  0 0 }YJU0
NǏZfTS#bbVegbvS̑dNKb:gTS Nkl	g wSQ6q(WO
NOT+RvsYNQSuaNHNvyYtS(Wُ_b(`YN= = }6qyY	gR{Q;m]FO	gO[
N`S}v
N`S
 
  0 0yg_
NOO{NNZP0Rg*NMOnTvsYNe
N(WNbMR\_U\:y] gOŖ}Yv NbS Nk_Nl	gv݋_NS	gyYMbُHNk
N8~0WQS0
 
  0 0ςZfz@wf[uňۏygvRTYpev`a0W`O
NO	g
Nw`vNN:Nb/fS{QN
 
  0 0YgyYwSTeg(WSOxvNSb{kyY
NOmُMQ9vmN0)YNg6ql	g}vTvHSyY
NV:Nُ/fZf1\uNf`T2& & 
 
 
 
  0 0C h a p t e r   2 3   M``
 
 
 
  0 0ASRTfP[(W N[SMR\PN0
 
  0 0yg_~XHQNf__~0RS N.^ςZfSb _f0
 
  0 0ςZfeu_@\O0WwNwꁫvz4b[rNT d`k0c4V``0W Uُ[^O
NO	gNHN
Nzck_
gň
N~ۏSvĉ[ /fNbNeg0ReP1\"N80R[N0
 
  0 0yg_Nc4V``0WV U
NwSTSՋՋ 
 
  0 0T*NmُLR%st_`HNߍdwP`<OvςZf`0Rُl
NtvlXwegfekpMRbS0[hQ_NyY/fߍegT}vߘv+N{vck;N(WTb0
 
  0 0yg<ONN/f:NNςZf(WN`c	Sُ7hSN _eNvvIQςZftS
N(uNTm1\/f(WpvsX̑Mb	gaɉ0
 
  0 0 `O`TpNHN yg\܃USǏeg_{ `TNHN=\{p
N(u[l0 
 
  0 0 bMb
NO[l ςZfSN NN\[rc0
 
  0 0yg{{TOS SN vIQSwTςZf ~RU NplsQ|'T 
 
  0 0 lsQ|0 v'}Gd4Y
N	g;NvwN<w܃USRMbN/fpN]NmQt^Nvl\Y'T NtR1\ NNmQwegN/f*N_ONSu;mvNJUُ7hvNS_R`HNOэSPWkpf
 
  0 0 `HNN yguS0
 
  0 0ςZf~N	c
NOO_̑vu` :NNHNS_R`OOэSPWkpf 
 
  0 0ygl؞N NO<w8w̑Ǐ6q0
 
  0 0ςZfl
NaƋ0Ȓb	g`\\>NwSKb `O
N`1\
NbS/fO0 }Y'TyYSyY
N*`NsYuwSyY/fyg sYgS T NvcyYkQfSN0FOvnxNNu؏
N{q
NُymSyvv0yY]_N	g
N`JTɋ+RNv_YN0
 
  0 0yg{{ bNTg N)YbOJTɋ`O0& & s(W1\bNeg=\`NSߘ'T 
 
  0 0$N*NNvlleTweg0Tv_	a_J__N_=m0
 
  0 0NςZfv -NygbabaSsςZfwv_yr+RU"k(uyrve_ NN	gvTyYva`0NUNF,T+RNv݋e_NOcQ]r0Rv	gyNOv _lb0yY	g@w NSvfNv8wP[8
N_YePOOcNNa0R	a`v{[0yg-NnmsQ N͋(uNb_[<wMRvsYP[  YYP[R1TQ0
 
  0 0ςZf_Nɉ_yg/f N*N<P_NvgS0yYNgSvhQ_{USFO/f_N_ؚ  N}YJ_eg0(Wkpf
NvePςZf1\$R[ygN}Y}6q7hv$Re_||0ςZf/f+RN[yY NR}YyYO`b	NRv0,gegN:NQWW7u N[\ [wE\6q_NOO㉾|0TNJ)YOɉ_]<wLu _Y
N'a/fS0N[vbRNX0ߍyYvFU:W:_Nv\	g_bJU
 
  0 0
NwygYgwSςZfbNNyYv~Nir>e(WT NB\!k/faRcx^؏/f`T@0
 
  0 0ygYV@w{[ςZf>Nog C h e e r s  ςZfck`bw~Rr^ogtS N
N\_xPNogP[& & RtS/fPTςZfevyg& & vMR0
 
  0 0ςZf#aN NNIk6qS 
N}Ya`& & FO/f
N*`bT/f`OER*Y'YNRog`O>PPNb_NlRl KbNtSKb_qN0Wb~]>PǏS.^ygd0
 
  0 0yg,T0RςZfTbv݋S,goўv8wP[fIQAml_S HN`O	gl	g:Nb>PPbT Ɖ~'}'}0WOO<wMRvNFO/fςZfNke@b[0
 
  0 0(uǏZfQ6qTS ^v[7bsHQuI{QN NwNS̑pQ0pۏSvYSw0Rv1\/fُHN NU^0
 
  0 0E\6q/fyY0
 
  0 0ُ*NNLuwv_\T؏/fNuUOY
Nv"
 
  0 0,gegegS ^uavN(u
N
NNُ*N;`~tegvFO/fV:N/fS ^V:N/fyY@b(Wv0We@bNNBlNeg0N)Y
NHSvޘ:g0RvS ^NHS(WT[7bT\OT\O[N[eTm:_pcPُ[Sُ̑vll}YߘirsT0N
N}YcxS1\ߍ@wegN0,g`Zf
N1\SS 'Y~bςZf0
 
  0 0Q6q[<h0Wz(W̑sHQuI{N_pQN}YQekMbSsQ6qlߍ
NsHQuSbVeg QHQu`HNN 
 
  0 0ςZf N,T NXQHQuNaƋ0Wbw4Y0 gяyY[@b	g	g Q T 6q W[vN
TOea0
 
  0 0E\6qwv/fN0
 
  0 0ev*mAmN[Od[r0WTY~NQCSNt^bb@w`_1\z(Wُ*mAm
N0 Nb1\w`Oz(W|_\[b_{0`O؏(W(Wb_̑vWW0We0FO[E
N`OtSe]~y܏0S	gb؏PP0WYu(WS0Wgg@w`O	g N)YOVeg0
 
  0 0S_b~N_
NOOQeg~b`OtSSs`Ov	gN+RN0
 
  0 0Q6qTvNNNNQSh:y]؏	gN1\dkb+R0QN1\HQpN0
 
  0 0 b`bN 0 NRR0Wc6ROO`kp
NrSRRS]eƉyYv*N7uN0b/f]ONbT
 
  0 0ygNT{|v<wIQegw;`ɉ_ُ*N7uNvagNw/f*Y_)YrSNt^~{{Q{|bvYhǏNvlRNDR& & IQ/fNN
NceSQegvl:Wyg1\SNe[ُ*N7uN_
N{US0
 
  0 0weg\ZfTN	gurob0N؏_,{ N!k(Wkpf
NbeςZf(WY̑[@wKb:gOo`AmlvNS*NN/fN
 
  0 0 \Zf؏
Nb`OVS 'Y 
 
  0 0ςZfvQ__
YBg0	g0RNQs(Wُ̑vaYT#kU_N	gp
NaYUOb[Nv
Nw@bc0FO/fe6qNNNvnx 0 ""b9e)YQV`O& & bHQ
NVSN0`O	gNHQp'T0 
 
  0 0ygN6q0W{{begO~N^0
 
  0 0Q6qbcN N*NSpNne0[YvzzkTNNcNegv݋0
 
  0 0$NNv[JSTe 0
 
  0 0ςZf~N_
NOOHQ _S `Oegُ̑& & /fQ] 
 
  0 0Q6qmwNyY N<w 
N6q`ON:N bMb
NOJTɋ`Ob/fyr0Weg~b`Ov0
 
  0 0 & & lNHN0S/f}YGY0 
 
  0 0 RMb*N7uNS/f,{N*N闈o 
 
  0 0 闈oT闈o	gNHNsQ| 
 
  0 0 b]~SǏ;SbN0T 
 
  0 0 & &  `OwSb `U[vNN0
 
  0 0 `O	g݋`[bHN 
 
  0 0 b
NwS`HNߍ`O0 ُkeyY9h,gS/ffevApޏbi[P[uNegvQ[_N/f(Wς&t^v _[NyYMb\OQv0
 
  0 0 
NwS`HN`NُHNEN؏l`f}vbN:Nb]~~`OYYveN0 Q6q
NwNT*NScQpTSbkp:gegp
N0
 
  0 0 s(W/f	gQ[N0& & b`bi[P[uNeg0 
 
  0 0Q6q#aOO& & 2Q Ny
NbevOv<w^ywS^ǏegKNTSbrU0
 
  0 0ςZf0RpsTv	w `OS
NSN
Nbp& & [΀?Q
N}Y0 }YP/fV:NVegTRuP[NNv!k(WzSMRyY[NǏ
Nbp*YY0TNTE\T(W[̑_\NbpvP\	gv݋N_N/f N*NN0R3SSb0v^NpvLrP[_NbcNSbnmvwsT0s(WN`HNSbVSegvyN
 
  0 0Q6q,T0RςZfُ݋_
NScvbpqc06qT$N<w>eIQvg@wςZf0
 
  0 0ςZfwNُ*N7hP[
Nyc4VU{0wegN[ُ*Ni[P[\l	gS/f_NTabi[P[uNeg'T
 
  0 0Q6qc@wLa _0Wxd5u݋0
 
  0 0ςZf6qCT& & `O`r^VbTQ6qvLRJTɋyYNSb5u݋Sb~bT
 
  0 0 UY~bT ^ g'YvR|i؏	gZZ^lQS 
 
  0 0 CTNHNeP ςZf}YP~,T0RQkvXS^ǏegQ6qv݋va`TN N0
 
  0 0b5u݋
zb _ςZf NHNeP 
 
  0 0ςZf`%`0WbOOQ6qvKb0
 
  0 0 U Q6q<w&^u`0W0
 
  0 0 `Oُ/fZPNHN ςZf'YX(@w0
 
  0 0 ~bY
N[/fTYSb5u݋yY.^_QYZZ<yJU0gUgUb~`O N*N g'Y g}YvZZ<y 
 
  0 0 & & 
NLb
NZZ<y 
 
  0 0 US
NL{v~ZZ*Y{KN0 
 
  0 0 bl􋁉Z~`O 
 
  0 0 JU& & YbHQcNI{NQSb~`O0 
 
  0 0 `ORMbNHN`OQ NM N^/f,TN'T
 
  0 0 ui[P[/f NVN~ZZ/fSY NVN0b
NZ~`O& & b
N`ZZY0  Nvυ(W_^v݋~NQegN0
 
  0 0Q6qS,gSNv8wP[ NNP[S_{k[0S̑vlleSbl؞0Q6qp0WSpw N/epaƋ0RNHNl
NSqc0
 
  0 0 i[P[& & `O
Nv݋b]SNgq~0 wegN؏/f
NtyYv`l0
 
  0 0Q6qm|T8Tb}T_OOkpl `Oُ݋NHNa`bTςZf0 
 
  0 0 1\/fW[b
Nva`0 
 
  0 0 b[`O
NY}YHN؏/fb`Ol	g*NNHNrA\v[hQa 
 
  0 0 b
N&T`O[b_}Y0FO/fbN_N
NKm*geg0 
 
  0 0 *geg`OSɉ_bNl	g*geg 
 
  0 0 & & b
N/fُ*Na`0bNSN(W Nwu;mFOl	g_~ZZ0v0RbNl	gRl~~pNSvePbN1\R _0 
 
  0 0 l	g_~ZZNHNSl	g_ߍb~ZZ1\Sl	g_ 
 
  0 0 b
N/f[`O[NsNNegZZYv^
N/f_v0b1\Negl	g`Ǐ~ZZ0ui[P[,geg_N
N(WbvRVQNyY	v0Reg[hQ/faY ςZfՋVQ6qtyYv`~0
 
  0 0Q6qQ!kl؞ N8S$O0Ww@wςZf0
 
  0 0 b
N`:NNi[P[~ZZ :NNHNN1\/f
NtbT
 
  0 0 bwSN`O
N(uN0 Q6qzwegcQ5u݋Q!kSb~Qk0 YbRRߍ`O _s{v0& & }Y{'TTTb1\wSb_Nɉ_:c}Y{v& &  6qTb@w5u݋SKbd(WLh
N0
 
  0 0 Q6q0bN1\
NՋ@wS/f(W Nwu;mHN:NNHN*NNHN<ZZY6R^~_g@wbT CTُ*N{
N{W{k#cNbFO/fyY؏/f`RRl0
 
  0 0 ςZfb/}N`Oُ7hb_/}0 
 
  0 0``nx[/f]
N[0 & & [
Nw0 FO/fbwv`T`O(W NwtSel`Ot0
 
  0 0 wegbN؏/fTꁷQY Nke'T0 
 
  0 0 & & }Y0 
 
  0 06qTQ6qlSb _Sv04Y_N
NV0Wy _0ُ Nޏ2NvR\OPw4Y N7hl͑0WS(WςZf_
N0[@wNy _veT
Nw
NɉlAmnb& & 
N/f
N1r`O00R^`7hMb`Of}vbT
 
  0 0wvv1rv݋(W Nw1\}YN0V:Nl	gb|_dkFcOObNMbOfa_s`0:NNHN N[ZZYbT0b Np_N
NvO*NN0[SOegNzo`1r`(W+ovȇ Np Npu;mvtNmxc0
 
  0 0* * * * * * * * * 
 
  0 0ςZfRRtet}Y`~(WO:NyYSb _Sv'Ye_{V<y0FO/fekOtSc6R
NOOv__QqNN6hveP]pzzN Nek  yY9h,gl	glaNv0
 
  0 0(WyY]pd
NNLS
NvhveP NSKbebOONyY0ςZf`ɉǏegffƉ]`HN_N<ON1YK`vsYP[,1YB=DNV4Y NwE\6q/fyg0TN`HN؏(Wُ
 
  0 0 & & b
N>e_`O0 yg_N
NwS]:NNHNO(Wُ̑I{yY0N[ςZf	g Nyyr+RvaɉFON؏
Nnx[ُ{
N{1r`0yaɉ]~܏yN*YEN0
 
  0 0Nvt'`RgRJTɋNςZfT*N7uN	gǏSPW(W~v^
Ne1\/f
N`SRfP[\oaƋ̑`wSNN݋Tv~g0R^O/fؚؚtQtQ0Wv:dQeg؏/fTTYN0
 
  0 0
NS&TS_Nw0R*N7uNn840WQegeN_̑E\6qǏ NNzU0S	gNNT
NbNMbO	g:gO'Tُ7hv`l	gpQSFO/f1r`/fyv0
 
  0 0FOS_w0RςZfYdk1Y^yv7hP[0Nv___vuuweg0`vbyY Nb0tS
Ne`b]wckwۏN1r`vll̑0
 
  0 0ςZf_Svzyg݋̑S+TvmaN:NNHN
N>e_yYNNs(Wu؏/fSǏ$N!kbvLuN0FO؏aƋ0R]s(WvrQ_
N}YyY_N؏_]/f	gU[vNPn4lvNb0R N9hnm(g, & & yg؏/fp`ObVS 'Y0 
 
 
 
  0 0C h a p t e r   2 4   `01Y
 
 
 
  0 0AS NgvS 'Y__vQ0myv!hV!hS
Nv=S;`/fkb_Nkb
N[0
 
  0 0ςZf Nek)(W NGrёĞvSP[
N0PNdk
N|_0WN4Yp0R>\6qTSbVegQp NM0S NM& & 
 
  0 0	gNfP[`OvP6q,T0R_/fU"ktSeN_w[v
TW[0
 
  0 0	gNfN`Oeaw0RN
TW[ǏTyr0WS~b[tS~b
N0R ,g^l	gdkfN o r  VSIQN 0
 
  0 0	gNc[[egvHN```OSɉ[vX[(We[]6qǏJSN`OYuK`
N
[؏/f NNP[1\ǏSN0
 
  0 0kYy)Y0ςZf gU1rvc[0
 
  0 0(Wy)Y-Nw}Y0
 
  0 0Sy)Yl
N1\ǏSyYs(W1\ _Y
N
NS
NSN(u N*N(g#SP[b[sQwegbT
 
  0 0FO
NLُ7hv݋y)Y_N1\1YS[S,gvup'`N0
 
  0 0 _=ZceNwSN0
 
  0 01\P	gNNyYQ
N
_N
NS(u#SP[bNňweg0
 
  0 0yYwSk*NNvu}T-NO
Ne0W	gNۏeg_NO	gNy _0y _N6qTQۏeQ+RvNvu}T0yY Nvyb@wu}TvppN&T`]S;N[0[k*NۏegvNSX"kΏ[k*Ny _vN]yX}YЏ0
 
  0 0S/fN1rvS_bd[z(WASW[S`w`O+T{vS8wq`v8Θ-NؘlbvbvS{ `O_`wk*NnhfHQwv`O;`/f.^bp Nog[rvY(W`OQ
NsMRSbwegU:NbYaw NOFOS
N`baw0R)Yf0Wf0`O`HNwvYdkyS`OSwSb^8^v`_`O! 
 
  0 0FO/fbޏSb5u݋~`OvRll	g/fbHQQ!ky _/fbv
NZZY/fb(W`O4Y_N
NV0WpQGb蕄veP_Nl	g _S=cYu0
 
  0 05u݋Tw/fyg0 \Zf`O(W[؏/f(W!hV̑bs(W(W'Y<yXSُbT0 
 
  0 0 & & b(WVnTuvNP[̑0 
 
  0 0 }Y`O(W̑I{@w0bǏS~b`O0 
 
  0 0ُN)YN/f	gzz1\egS 'YjyY0NHNƋegSYNzO)n`NN]SYt^v'Yf[u;mR%fǏ_0
 
  0 0ςZf,T@w_N1\ON0yYُke|^y}YP_M``P/f(WZPh,`~BgqNezl	g;ee~~0W`w NNGrk6qTuQYaha0
 
  0 0FO	gnxnx[[0Wk)YO*Y3NGS=0	g*NNj;`/f}Yv07hOfyY؏;m@wO	gwɉ؏O_{  Mb
NN(W
Nw
Nɉ-Nd[[~nnlc0
 
  0 0
N NO?Qyg1\Qs(WyYbMR0ygzv NOwwegP/ft^{v^0\gkz(WNv8
N;RNNlQh
NSPQ6q!kTNp(WM 'Y̑
N/fƋv݋QNNl	gNO `uNN
N/ff[u0
 
  0 0:NNHNyY gя Nv`wُ*NNbTςZfQ!k`ɉQ!kfJT]ck8^b؏/fb]_{0
 
  0 0N/f1\)Yce0WU\2Q N*N'Y'Yv{[h:y[yg0Regv"kΏ0
 
  0 0ygvKb̀@w}YPυ@wNHNNςZfMT0W\OQ}YGYvh` `OυNNHNN 
 
  0 0N'Y~wSyY_`
N}Yk!keg;`/f`@wlP[yY __0wv/f N*N_}YvgSbTyY(Wُ*NegQ/fc[̑ɉ_ NN)nf0
 
  0 0FO/fyY_N
N/fl	gwɉ
N/fl	gaɉ0RygvIQven|pp0<ONNwYS 'YFUf[bf[u:N7hNN/f N[`O0
 
  0 0 `O
N!k
N/f,TNg=N^YS ^N:Sx x ^v,܃Nq|_}YT Nv_`TFOSa_SHN܏Tb~`OpNegN/f(uO)nvň@wv؏)n@wbT!  
 
  0 0U[Y_f>fv N*Nyrpz6q_@egno_`TNHNN0
 
  0 0ςZfw@w*NO)nv_̑ N5fAmmQ& & dNQ6qNegl	gN[yYُHN~0W}YǏ0
N{NQNNHNaVyY_s`ُN_a0
 
  0 0FO/fS_Sb _vP[w0R*N,܃Nq|veP NP[l{vsTSQb;eg0ςZfɉSÀl4YBc4Vr^UTN}YQNMbǏegޏ_bO)nvqNv
N^XVygKb
N _b _ 
 
  0 0 gяyYrUTTeg%N͑N0
 
  0 0ςZfI{UTTaǏSIk6qS [
Nwb
N/fEeav0& & 
NǏlRleU[Rg/fُ7h0 
 
  0 0yy~_u`vaT|wegNygv|f`HNO Np_N
N[ɉQNHN0FO,T0RςZfُ7hv}vvN؏/fɉ___u_uُ*NsYi[P[ff$OutSO6qRR0W{ُ7hvPNP:_0
 
  0 0wygvS^<ONN,T0RNςZfTbvS݋S<ONNl,T0Rb/fe1\wS[hQYt㉄v7hP[Smm{@w lsQ|N!k`O`TNHNb؏/fOpNvsSO~g`OOz6qS
N`TN0~g  v^
N͑0͑v/fbvڋa`OaS0RN
N/fTbvvh1\]~0RN0 
 
  0 0 yg`O:NNHN[bُHN}Y 
 
  0 0 \Zf& & b`gq~`O0beggq~`OTi[P[}Y
N}Y 
 
  0 0lv݋NvlQS/f(WWWStSэ0RWNpNN,܃Nq|Q&^0RWvS 'Yeg~yY0sYNSN
N N*NY(WagN_Oyv7uN8T_V:NR%fOV:NYv^
NNh N[x^yFO/ftSel[ N*NYdkOyv7uN؏[`O_}Y_(u_v>NR[hQ
NaR0Nv0WMO9h,g
N NZPُ7h~tvNNFO/fNtSPNa:N`OZP0
 
  0 0ςZfw@wygv88
NQnڋcNwl	g NN _s{v7hP[0
 
  0 0 `OwSb	gi[P[؏& &  
 
  0 0 bwS0& & V:N1r`O@bN_NOc~NyY	0V:NNyY	/f`O
N
v NR
N/fT 
N/fl	g#cNbǏ`bygQNHN6Z N*N `N+RNi[P[vsYNFO/fV:N*NN/f`ObSNS[0V:NS	gُ7hbMb	g:gOT`O(W NwbASt^egўfvQ_NLȗ,{ N!kQsv3IQ& & 
 
  0 0ςZf_6q{N `O/f`TbK`1r؏/f`Tb~ZZ 
 
  0 0yg bS/f`T`O(W Nw0Yg`O?aa~ZZb6q_N/fPNavFO/fb؏/f^gI{`OYNbQQ[/f&TNdkTbu;m(W Nw0 b`~`OYveeg1r
Nb0
 
  0 0bS/f`T`O(W Nw0ُS݋mQYςZf_0
 
  0 0S N!kK`1r`HNwS*NN N[/f gT`Ov
N[؏	gfTvbT
 
  0 0yg
N[1\/ffTv\Na_yYv`l   S/f`T`O(W Nw0 
 
  0 0 }Y0 
 
  0 0 N;Rygɉ_]͑eV0RNIQf̑0
 
  0 0* * * * * * * * * 
 
  0 0ygl	gzzk)YSS 'YjςZf	geObyYceg1\yY(WNvRlQ[̑
NQwfNawɉNHNv0N1\(W NeRlQ Nb4Y1\wyYvaɉNQ_ɉ__EQv<ONN Nvzz:vgWW0We~NkX
N0
 
  0 0FO/f_̑Sv
N[0w0RyY~8^p^yv7hP[	geNSNyY}YQXyYMbOS^Ǐeg6qT[NIk6qv{0
 
  0 0k!kN:NyYZP Np\NkYbne~yYUyYO""(uc\.^yYbS4V҉v|r^Q\yYOɉ_
N}Ya`0ffyY1\(WNvbMRSN;`ɉ_yYv_؏(We܏v0WebޏyY]_Nl	g[ɉ0
 
  0 0_N؏ EN NpQEN Np0N[N]	gO_0
 
  0 0* * * * * * * * * 
 
  0 0ASNg^yg Nv_v
NS _N:NlQSt^~;`~vN0CQevMRYNNlQS؏	gZ\O:N;`N
N_
NQ-^0}6qُ N*NYgeg_YNwSNygTςZf/f`OsQ|FO/fςZf؏/f
N`(Wck_:WTS_OTyg NwQs@bNb~NygyY NwSRNNlQSZv~0
 
  0 01 2 g3 1 eُZfς&t^SQ-^f[!hvet^ZfO,g`S
NςZf_N NwSςZfb~NSyY]	g[c0NN:N/fTyg	g~_Nl__̑S0[_sY?Qa`vNς&t^ NT
NǏYr^m1uyY]\O;N0ScyY `U[g\_gq~]0
 
  0 0CQeCQe0 I{b0RNt^~_gft^vCQeb؏lVS`O1\
NQHNPPvI{N0 Kb:g̑ُagOo`yY Nv
N
_ R0vQ[@b	gNSegvbyYS~NvOo`
N
_ R0
 
  0 0/f
N/fYgl	g!k(WSvvGُ*NePyY1\SNXvKN0WVSJTɋN CQe؏l0RbVegN0 
 
  0 0ςZfgc@wKb:g[[0Ww@wagOo`0M``0Wp(WS 'Yv!hV̑0[hQl	glaNv6h0
 
  0 0_6qςZf
NwS)0RNNHNwP[b+RvNSckeNvzN0ek N*N
N3zςZfTdNNS0
 
  0 0~N\PbknReςZfSɉ_uN0Wgrrvdiddvu؏	gN^0RSOmYvu& & 
 
  0 0ςZfRR0WdwP[`wnNNHNtSSsY*YўASYOs|YؚؚvAIQopIQ~0RNُ؏/f*YffyYNHN_Nw
Nn06qTyYvaƋ1\fNǏS0
 
  0 0 JUُ̑	gNTdPN)YAmN}YYv@__SQebf 
 
  0 0
N,geg z z==vLNŏZƖb N*N\WP[0
 
  0 0	g*NsYuz6qSweg JUb_yY(Wyg^DQvoO
NyY
N/fyg^DQvsYgSHN& &  
 
  0 0S_ygc0R5u݋SSy _[Ov0R;SbeςZf؏l	gN%`ʋ[Qeg0
 
  0 0jςZfeg;SbvS 'Yv$N*N7uuT$N*NsYu0RygvQ-N N*NsYubςZfvKb:gN~yg Kb:g}YPTdOWNb/fSQ̑bv5u݋aS>e0RbvKb:g
N~b0Ry^DQ`OvSxv0 ygѐ͑"ǏNNNNHQVSN0
 
  0 0JS*N\eT%`ʋ[v'Y~NSb _0
 
  0 0 TMO/fuNv[^\ 
 
  0 0 b/f0 
 
  0 0 `O/fuNvHQu'T 
 
  0 0 & & /f0 
 
  0 0 `OvYP[]~bQeǏegS/fi[P[lRlOOO& & AmNN0 
 
  0 0yg,T0RُS݋
NwS/fU؏/f`06q/fؚtQςZfl	g'YxFOyY1YSNi[P[\O:N7uSt
NN勾ǏvsSOi[P[
N/fNvN_NbǏO\i[P[ƉY]Q:NNHNNy_̑z	g NNzUV:NyYT*N7uNv gT NpuroblN0
 
  0 0NN:NSNR
P0W[yY}YyYߏeOaRۏ_RNdk[_0WߍN(W Nw0
 
  0 0NS[/f*N7uNb_NςZf@bNςZfMbYdk$O_0h`*N7uN
Nas`ςZfv}YFOS^x^x^}YN
Na_s`&TR]1\
NO	g:gON0
 
  0 0b؏S	g`FOςZf
NN_NNeg
NyYT*N7uNvEeNN`wSNN(W Nwv~NOZYvSu0@bN_N9h,g
NwSςZfTQ6qv^
N/fV:N
N1rNRKb0
 
  0 0}vXXvu?b̑}v^USvu^
N@wbr͂}vN(Wf-NvςZf0
 
  0 0ygPW(Wu^_u0WcOOςZf~gvKb0
 
  0 0_,T_ςZfޏS N*N
TW[ Q6qQ6q& & [
Nw& &  
 
  0 0v0R,{N)Y-NHSςZfMbeg0Aw<w,{ N*Nwv/fyg<w̑z<O	g NN1Yg0yYN:N/f*NSQ6qv7uNHN
 
  0 0ςZfX bvi[P[/f
N/flN 'Y'Yv<w[w1\HNvv0Ww@wyg<O/fw0RNv_̑S0
 
  0 0 & & /f0 yglldSckyYߏe_NOwSv0
 
  0 0,gegN:NςZfOTvFOyY,TNNTS/fmm0WVN NX T0 
 
  0 0_ENl	gQ _S0S/fFTFTvg@wzY0
 
  0 0ygUyYTNyY_N
Nt0
 
  0 0 gTygllNS_b(fZfSbǏ5u݋~`O8r8rNNSI{OOeg0ςZfba0Wl4YwNN N<wS/f NXmmv T0 
 
  0 0
N NOς&t^wvegN0
 
  0 0ς&t^ygHQVSOo` `O(fZf1\j0Rs(WN'THQVSOo`'T+Rb]/}OWN0 
 
  0 0ςZf_0WwNyg N<w<ONNSV0RNs^evyYIk6qEm{0WTNS"_NSNHQVS0bS_R]
NV:N 	gNjT{^(W Nw0NvhQ_hQayYSKN	g'a0
 
  0 0ygS_HQ :WQSe{{0W&^
NtS,TςZf 8r8rb`Vo'Y)RN0b`VST7r7rNN Nw0bNT
NV-NVN0 
 
  0 0(WfvePyYSv/fQ6qv
TW[0
 
  0 0(WegvePff(WyYv/fNyYtS<ONNl	gw0RN0yY<ONN9h,gl	g`wNbT0sSON1\(WyYv<wMR0
 
  0 0& & yY`Vo2mNbTN{NHN
 
  0 0ygNS̑cQςZfvKb:gTKb:gaS0& & Kb:gO}YQ~yY'T0
 
  0 0rkQ	N0R^؏/fbaSbc0R]Kb:g
N~b0Rg*N
TW[	cNb.& & 
 
 
 
  0 0C h a p t e r   2 5   TegvTeg
 
 
 
  0 0ς&t^-NHSegv NvjςZf0RNHSw@wyYT[ZfmV:NςZfZWc N*NNYYNMbVS0
 
  0 0ςZfɉ__̑zz==v}YP:N NWWQ_Ne
NVeg0(WyY]~Q[ُ*Ni[P[uZP}YS_*gZZUSYYvQYNFO/fi[P[tSlN0
 
  0 0/f
N/fyYTQ6qv~ urob_N1\dk{_^eN
 
  0 0yY
NwS0S/f`0Rُ*NSyY1\ɉ__S  NT
NOQ	gN(WyYNQ_N
NO	gN[e[ϑ<@w]TmNQ_N
NO	gNcqN]v4YS{XS@w]v
TW[NQ_N
NO	gNߍ]bechV
N]w_|^zvR;uGrNQ_N
NO	gNybk]w=ĞrQ{݋NQ_N
NON& & S/fςZf:NNHN`OOُHNǏ
 
  0 0ςZf_6qYtS_t^ςq_:NNHNOuN]0yY N[/f_1r8r8rsSO,geg/f
N`i[P[vFOS_wv	g*N\u}TX[;m(W]vP[̑eO/f@vޏv NSOZPkNv`HNr_N_@g{k]vi[P[bT
 
  0 0bS`vi[P[NyY	ul	geg_Sw N<wُ*NNLuv}Y1\1YSNuv:gOςZfz6qɉ_]}YP N*N=RP[KbNKb@g{kN]vi[P[
 
  0 0ςZf}YPw0R]nKbv@e& & 
Nb
N/fEeav& & YY
N/fEea
N`Ov& & 
 
  0 0=\{wSُS/f{^ɉςZf؏/fc6R
NOO
NS`$OyYmm0W#weg  :NNHNHNZfNSl	gNj؏QS]S_e:NNHN
N\_ Np:NNHNSp	g6hv& & 
 
  0 0YU^nn0WM4NwTLhb
NvNpNbT0YbS ^opkpN[N'T0
 
  0 0z6q	gNreu?bvςZfs`^/fygegN0~ǏُkevvYyYSNnx[]
NO[NNu1rvaɉS/fgS0
 
  0 0yY
NwSYUOb[NvSO4N)ng;`
Nvygb[`Ol	gNUOaɉ[
NwMRkebS/f`*NNj'TN/f
N<w[wňaw0 Ne1\ Ne'T0
 
  0 0ςZf,T0R	gN{{0Wcpۏeg0baba0Wp0RyY^0
 
  0 0:NNHNO	g Ny_GY*`_q`vlsTbTُ*NN}YP
N/fyg
 
  0 0ςZfaɉ*NN1\ُ7hYY0WwNyY}Y NOv0RyYN:NN]~
N(WNveP~N,T0RN{{bR^viP[PWNNeg0
 
  0 06qT/f NX{{vUSKNegv/fNONOvU(WyY_-Nq`KNvU Zf& &  
 
  0 0/fNُ*N4ON]epe*NeeYYvX0ςZfSɉ_]Qmv~ހ'}~wegS_<hYvOea0N`HNOwS& & :NNHNeg
 
  0 0z6q2(WP[YbvKb{{vcOOffvwbyYv_kX_nnv0
 
  0 06qTyYa0RN)nfvc\<ONN&^@weP``0W{bǏyYv	wk<w[w;P[8& &  Zf[
Nw[
Nw& &  NvXz<OTT0ςZf_`NTN:NNHN
 
  0 0 bNvi[P[s(W[(W)YXS_N*N_PNv\)YOk)Yk)Y _ ___vw@wbN0@bNZf
N$O_& &  q`vUUU@w݋̑&^@wSmSmv$Oa0
 
  0 0ςZf_̑ NuEea1US`O`HNwSb$O_
N[bؚtQ@wbTb,geg1\
NPNa*Ni[P[0
 
  0 0S/f
NPNabr^VSwNU[YOeP
NPNabr^V؏`@wSbU[Ys
NPNabr^V/fStZ|^(uT
NPNab:NNHNOُHNǏ& & _Ǐ/fblgq~}YNyY	`O N[*`b'T0/fb]*YN'`& & *YyS~@w]bbwv
NTZP N*NT<hvkN& & 
 
  0 0 wSHNςZfbe8^ɉ_]M
N
N`O0`OHN}Y}Y0RN_
NOO`b_y0vQ[b/fُN
N gP g" g}vuv7uNffb	gNhQN
N g}Y gUovsYN؏
NwSs`bE\6qO>e`OpewSS_R{k pSbYuOO`O& &  
 
  0 0ςZf` Nv/fbɉ_]M
N
N`O& & ;`ɉ_sSObpN`O[SN~b0Rkbf}Yv0CT& & {k pSb& & 
 
  0 0 b`b`O1Yg``O	g N)Y~Oɉ_bM
N
N`ON_S
NNbybS0@bNb`~ZZS_b,T0R`OHNe*b0Wb~vePbLaN[``O~NS&PbN& &  
 
  0 0b Nvɉ_]v^
N/f_͑vX[(W0_N
NbebYgfYv& & Seg`v
NS/fb0
 
  0 0 b`HN7hMbO`OYb1r`O N7hv1rb 
 
  0 0gςb1r`O! JT}v`x^}Ylaw@w
 
  0 0 b1r`OZfS{v/fbޏ1r`OlRlQS0s(WMbv^N/f(W`Oaw@wv`QNMbbeQS/f
N/f*YߏNb`OSNHNY$O[`O/f
N/fɉ_bN]~[N& &  
 
  0 0gςS/fbvnxlRl	gO_S1r N*NN& & b_N``O1Yg`]ZPv
N}Y0& & bN:N`O _YS/f}YsTeg/f
Nu gTS/f`N`N0& & b/f
N/f勒N& & l0
 
  0 0z6qςZfvKb
Naɉ0RmSOv)n^0}Yp& & 1\Pn(WNyYv_
N0
 
  0 0 Ygb1r`O N~vR`OS؏bNASRHN1\b1r`O$N~vR'Tُ7h`OO
NO1rb N~vR ُS݋/fssThTYe~Nv,gegSN N[TςZfS_b0& & FO/fςZf@wNO
NQSs(W_N{S_bN'T
 
  0 0gς~NSOO0RN\-NyaRv z̑TfUvaɉ
Nw
Nɉv<w҉n= Nnls
NǏ^vgNlxm(W]v`~̑lla0R0Nɉ_]`~*YoRNl؞N NOTNeg{{v>e _S,g'}cvςZfvKb0`HQ``y _& & N S9T9TQΘQY]v`~0
 
  0 0ςZfP/fɉ[0RNvaVޏ_ScOOQ6qvKb& & 
NNp0
 
  0 0 Q6q`ONT؏
Nb ςZfAw _~~v<w[w<w̑E\6q4ljljlv0X&^@wTT0
 
  0 0Q6q`0a6q0FTOO0
 
  0 0 S
NSN
N~ZZbN1\ُHNu;m(W Nwb_EN_ENNTbɉ_]Y1r`OT`O1rb N7hYNbO_u`?a0W`	g*Ni[P[& &  
 
  0 0 }Y0 Q6qSbeyYv݋0
 
  0 0ςZf`S _Nb8l܏
NO	gُHN N)Y`O`}YN 
 
  0 0Q6qm|T8Tѐ͑S }Y0S^g(Wb	guKNt^`O(Wb~
N~ZZlsQ|0 
 
  0 0 JU& & `l'YlS`O`HNOُ7h``OKNMR
N/f& &  
 
  0 0 lN`N0 ~ZZS/f N~fNbnxO]Y1r`O0Rb
NOQrT7hvQ~`Oy _v:gO0
 
  0 0 CT& & `Ov8r}YGY*`U gςT@wKbccc0W{w@wgQ8
NSuv~Uf}YS1rT`HNNMRl	gSsQ6qُHNS1rbT_̑tSP/fTN|<Ovu
T0Wa0R_[ُNeP[egyYeY`_vNwv1\(WyYKbSSv0We0
 
  0 0 }YN}YN`O/fuN_}Y}YOo`ُHNZfNv'}awɉ Q6qňQ NoRN`ǏSN	g݋NTQv7hP[0
 
  0 0ςZf_6q6qweg 
Nbaw
N@w0i[P[lN/fb[{kNNyY	b
N`ُ7hv& & /fb[
NwNyY	& &  
 
  0 0 
N/fb
N}Yl	ggq~}Y`O& & b/fbNߍi[P[vR؏
NY@bN
N)YfeHQbNyY	SVSN0NT_e:gbqNNyY	؏/fOV0RbNv00RebNQR
Pgq~NyY	}Y
N}Y& & @bNZf
N#N0 Q6qd@wςZflq+T)ng[n0
 
  0 0}Y
N[fQ6qMbbςZfv`~[3zOOv^T{^]OTyY Nwaw0؏}Yُ/f5[u?bS	gςZf N*NNOOS\\vu^aw$N*NN؏/f	gp$cFOςZftSɉ_<hYvfWN_[0
 
  0 0 ؏	g*Nb N[`O`HNwSُNN 
 
  0 0 & & ygJTɋbv0NNN
N/f~Nb/f~eT:gGl	gkbe NekG0R`O0 
 
  0 0* * * * * * * * * 
 
  0 0Teg0ygQςZfeeƉQ6qv5uIQkpw,vƉ~_~NςZf N*Nbb6qT /fb
NY}Yl	ggq~}Y`OMb~NN͑eeg0R`Ov:gO0YgNbe[`O
N}Y`O1\bN)uNeg~bb0b N[
NOQ~N:gO 
 
  0 0Q6qbV;NcCg`S	g'`0W'}dOOςZfvpQ{S b_N
NOQ~`O:gO@bN`O9h,g
NS	g
N~b:gOvz:W 
 
  0 0ςZfR`NNHNl
NSyg;OO 
N""`O
N[
Nw0`O
NN kbNUO0SP/fba0R'aul	ggq~}Y`O0G`Ob]~_ؚtQN0`Ob͑evO1r`vX[(W0HNb_NSNvONTbOG
Nb}T[vN0 
 
  0 0x^}YNv^l	g1ryY1rv_m0b/fV:NNvNQ/f	g	gOVvُ7hv{aϑv1r``g_0RhQ_vVbe6qN
NyYx^y1\1u+RNeg~Nw@wyY_PN1\_}YN0
 
  0 0ςZf_Nao y'YTNTb1\b`OS_TT 	gُHN}Yv7uN`HNSNV:NZP
Nb`N1\NdkS_LuNQ
NT~S_TT_N}YT
 
  0 0ygS_6q/flav
NǏQ6q}YP	gNa0FO/f NeƉN0= = 
 
  0 0* * * * * * * * * 
 
  0 0Teg0QkwSNςZff~ `U[ǏvN Nva`lepQ6qbςZf6ZVeg0N/f	gNςZfTQkv,{N!k[݋& & TegQkQ!kYOSN>e NNt^{Nv1r`1uNNhQCgZP;NyY
NRr^m0
 
  0 0Teg0!^9wSN	g NS݋SjfSjf0	gNNl[
N^\NyYvyY:_Bl_Nl(u0
 
  0 0Teg0'Y[ThTE\6q/f,{ N[~ZZv0FO/fQ^TsstS/f,{ N[	gi[P[v& & 
 
  0 0Teg0uP[ NvǏ@wNv'Y\vu;m~vN-NǏGrS
Nl0
 
  0 0Teg0S1rvS`vgjTf[g Nyў;ebpN& & 
 
  0 0Teg0eIQ(WT ^ _N	N[R^0Seg _^v	NNTR{ N[0؏	gTegReQyYNvaSaS_N/fR^gU0
 
  0 0Teg0ygegT ^wgςZf(WeIQ̑RGaSaS\M M & & 6qTU\ _N^\NNNvEeN0
 
  0 0Teg0ς[wSNςZfTQ6qvN`ς[O4Yw
N
NQ6qh:y
NTaQ6qZPY[sYZ0$N*Nt^{NE\6qNk
NSb0NN_Nl􋁉~ZZ1\ُHN Nv@w0$N	Nt^TS/f$N*N4YP[YOSN%`NPNN_~ZZ0
 
  0 0Teg0Nt^TςZf2 8 \Q6q2 9 \NNǏN@bvNt^KNu$NN^FOl	gɉ_p{P/fegN[[hQ

N_y _[eN0HNY N~ZZfN[el_
N/f]vMvPwtSHNYrjmvegr^pbNNva`u;mv݋_N/f
Nv	b0N/fςZfTQ6qz^va?aNS=N=N0W~ZZN0
 
  0 0ُ*NEeN0RdkJT Nk=0_N1\/f,gev~_gN0FO/fςZfTQ6qvEeN؏	g+o+ovQASt^_Y_& & 
 
 
 
  0 0juY N	Nuw
 
 
 
  0 0\Ov݋ُkMRNNuv̀ofcQ/ffNSs a bb
0hem0v\OQv,geg/f{\O~bvċFObwNɉ_Q_[(W/f*Yl܃N
N
_Sbeg\Oċ1\S_\Òof O􋣐7h\O:NjuY
N O0
 
  0 0                                             
 
  0 0	NuwTu`	Nu	Nuw
NBh&0
 
  0 0,{ NN
 
  0 0N/f~syY/fY]0
 
  0 0N/fRme^vT;Nteeteelxm(WR`lgKN-N0
 
  0 0yY/fZ`YsvςsYQuKNeOl[
N1u]0
 
  0 0ONvSNfPb'`k_eSStS
NwNS/fzzZ+N[OS	gYdkgzve_Mbf]؏;m@w06q(W0RyYv N;RM`͑uNQQv@mwS_)nf_-Nvzzm<ONNkXevl	g NNYOo0N[yY~yY@b	gyY`v:NZSsON N{pkpbOS{_NNHNte*N_lq\~yYSUOY0S/fNN[
N_[
N_Tsb	gY8^N,vu 1rK`[
N_TsY8^N,v	[{`[
N_TsY8^N,v6q^y$ON/fyYbNYExy4l|*`/fN:NE`TsuvrZ0/fSYUON:NNuvyYeyY/fN/f^y/f</fYNNyYS/fNvsYN0/f
N)Y_N
N_NNvx^yN%N%v NLX|m0
 
  0 0`O`HN
 
  0 0
N`0
 
  0 0:NNHN
 
  0 0V:N	g`O0
 
  0 0N{V:N	g`O@bNbe@bOu`0b@wyY~ÍNS\O g=Nv'_~ Nu>P`0
 
  0 0,{NN
 
  0 0N/fNgWyY/fhgss0
 
  0 0N/fR|Vlvv^teeteeWN>y7zq\lKN-N0
 
  0 0yY/f'Y[yv\Y>Nbk4ZY)nIZ$m0
 
  0 0ONvSN$fN1rRgeStSlNNENE\ؚMOv[[NSWNA~BgVNMb_tSeNSɋvd[r0S0RGyY6qvyY
Tq`v4ldw Nl%f4lNdkNv<w̑SiRNyY|v,vq_sSOyY/fNv?QZ0
N~gOVgb0WSNyYۏ[U"kwyY^ؚLkNޘU"kyYvupRN'`Te
Nev\jf0
N_yYa	w{Y`aNWlN/f}TN_lRCS̑KNYegevTgNv`0S?aeeYYj@wyY N;R_N
N?ay _0;`/f_
NOO `uyY/f
N)Y~]v<yir'T(W	guKNt^@wyYO/f{kN_NNeWaN0S/fSNqNN	N:\}v~cmsk0
 
  0 0b@wnQtSvyYNSSNuxo6qn_0
 
  0 0egNZPs^4Y~vYS}Y
 
  0 0,{	NN
 
  0 0N/fQ6qyY/fςZf0
 
  0 0& & 
 
 `}Y`N}v\eg  w w w . 2 7 t x t . c o m   "kΏ8^SIQ~T
 
 0,g\OTegꁒNTQ, ,gN
NZPNUO#0  , ,g5uP[fNNOS(WT RdHrCgR_S\O0
 
 
 
 