PNG  IHDR}Y~] IDATx^yUUǿs^!LEMMA3 *3MER &fi%XY ΂ <~}.x/{^kg'A Aa2' A`@ !60'k A`@ !60'k A`@ !60'k A`@ !60'k A`@ !60'k A`@ !60'k A`@ !60'k A`@ !60'k A`@ !60'k A`@ !60'k A`@ !60'k A`@ !60'k A`@ !60ڌ8{L8)(H'%@GɼYл~ ܘM> #vD{ix6!F?NΤ 6#zI?A5:O]6ۈzNEbbLno'JJhCj8TDO[  ѷJ: r[T%Mh9 []fV@Bf&-.y3A`A !V3UIGZ@Bc } -G !z˱KLjHLU#%o&l5$Dj*h@Hr7o5St4A-%* I≖af@4O~BGf"4G]눻;cjx<#xm2͔B?a! jXjA.2ȗ]}wA!6Rct7 ]O6Xu@'o :pi:dz^I\wz E]:"2QC ˨X:*/;)B#Z m:)@ek|ާ>|PiDROv^Y)Nu׋ju?i/nO ]@?I YEޫumtM?lXR Z_=To%9An혌^?sʇTsĉpf"gYn ׷T8b3Q 췪o+;x|= aD;x3mӟOѮwrL,sSs܍FI%t)e,^vҽ Fo\4Hp6a}?ۥ8t>݌?,Ok~gxQv@Ϣ\&D}ĉ̩( /G`oJTed*8s:NlDZD GCX2#I9Fv!|aDpzZD/jC+w1 d~ "?E#_ZgGb;ѷDY{wЈe "sQ E#~0m`+Ï:v!2DW~w ѝ؉wGm]ŨCbw‰}IE g']pr !3(.z6_t;$H7ROeX;?>Q:"Q \fյT4m4Tw퀸"'U^,WҍE #SR<ҩJ5y%J刢:\*뚽<ћ#E3G8w'pR:)G <|-2*dǮ(A3IĊ6Sn-{>H47eB~r qw@uNgpf[ƢEk:vE蛗"8vϡ|zoA,LFxjƿnA6s>t\:D?"Gv1m2ԿPF~~4At?PG@PvFݱ fS\iB3ߛ_G'dJhtyz A#oP\D7h6}(*rT_+{y-mY@TѨa%~iWXYmLImKq7uշӾ9](# <}Q{'DTyq-'Q +`n껈t.,Cx‡`tr# 'ͤVn!&ǛSBSQLm"?!o/"~=HjƤz+ϢG"`JޠLi҆AՏnPnZwA<̚wOD_Ltǿ3,jA_Fޞw[LK w(.Hѷw?'IdGq.y%"o(9DP 鳡be#,}+ ;"bVFy^ܶD9S[u8з@Dy.0MAAF1rHt v(]XcD4HDn@,DF%ϚtG}X9x"`Dߩ\d?xŽ&{-D6>@G tgyAx\v"Z_v'mPo)ϩ7"zlqg4wNjMIsȦDm&EM1M^V#2 AXZpWLO ~YKP#2?-D):[e)$ ]F3z6#z=R')| ԛzk׶4ĸvF1~  r.G^_6VPyZ`g_k4T͡"^hٱN ;F\Е i(*GCнYSM(&;8} ' n,}lkD/b)-.&DϗOFKʍ@,})T఍թ^3\fmVfU G"#^ %'U:ĹkN?}$^M{v1.{#jכ[G"vBI.gd[$ѻ킽4J_Q?ْ~uM'[Ldd_2|u5RNg!MtDQB1=p(5h<*s1T7VveMbGwI7 )#)M3dz鈼?; +N(al`_B$uO<kk_l;B ¥Mߟ!0 j ~,>7PXJ@M'& 6IE~$:4ojF+Vݳg,q,޻u#4mf'y5#u߲'F>6ڜO>ogcE0gLs\߷d_2`43CyýtT :_?'RQ9ޙWyw"A}CaaI5;(mHoD S Ljx!:>6Hʍb^`o5͎^QvT/k5k*th"M&y[{"Sb3bq6Z[Atw"(z0*%iV| ?!l,#{ N= ةms}L }?w^l0;sWqy}G,Ezŝ~iD-h{|{j[2/u\`!+m3>_EQoo%@.ҲuM#7g5lQfX9b:/M72 }f>+MÂ^`*&h)8p<6DuIJ]^Y!z*6?85DExu (-?ĤSʄS!SUYp "c2d}x_(yDoKwWCEpG ظgK<$ /j C=qE?#Tx@ԟhj(bDM',C )sM~Ԧ  XfbcXvCcp71D.zO%+uZ Ӫ/ٮd/gs2 @}iL ;y 5LkcDT2f sYjxxtKbG_{{M:n;M F<[U:|ُh"rQ}W$v mX=hٕt.7;͇|Q~8Y{- $V*u#Ҧ7eIgC-T-̴KbZ50{~W-܂5vFbXvەQ­Ħ&}8` kvmu˷[쭌kQ}~,̶ߙ FA/dD<]o`t,G$0+ }gS̗470_)|mQ#P z:IWk tPw*l>$(}oGcECJ f2m}/alV:lJ?*baB*Gm*)юtȜb2bzs\wOf~rC Dm}))bvS/HG4ST3),r*Vd-\ u\LC;T|/<WE].xxeu["j}YcO?'ޯiOrǂ?q5TFdGTG̈v_cס^D8iy o538 $ɌR,6 1;qY2!C"DrySB-ع6U,^A_àgqɳthHFS&`W%g^!N;6>l6#Eщx.DG4v;?-(5x'_rxv۸q€_ :b1 #*nkfMb\E'2K#a1%)Gt^άY;ſO9!ndAu('vDRYFMf[̈́qB4(Cu;tC$jyDfL%i_R֛`4;)Gӝ(qR|j1;&v5vRE|@lKRڕ4VO-@SN!s]*\\7sW'ذ>%"4((: h7Y8"°qG:Ytڅkaa?4B&3^3ަ&UOyϢڿȔ4Ds:*6x|H.^4j! P.!#)Qx`C,ڞEzb͟ϰv Bhizc3[[.ޙT; Y<ϟ>sN8 ,,γ7@UyD3[W_\NzY*6:0x]Y0ɆT0`KB g b֞RFӿ\+?go O1}H(yvXۂ"j5:RET|dvlbZ4eqe]ٷK htZn;vȇ)i56В44ad{M7*ecس.ktj퀕lי` 4@Hut~6q6R$/Y̤M8U5L*۽3E> ^&Rz#=gbe.FX n6CqLu.UiW lZ"gs)`IvX ]WE5EfaXutKiҏ&ڎ>aL%+yEvפFT^v$]n!Sc]!PPIDAT}1{D4jQ}GE^yi[$qyVҠ`8@U^Ľ:m!0'2SC좩~h ߨJ7 `Q옟ᮓ.-$V ~Sbfsʼnz]!{ Oq..C&|+fd{)@OB:*LT{u!iClql{>^;Wi7F1ntTUha٤ikS~3u@ؽfSD({UEbДb+# Ǫ|Mfma)j(8/rgqm'h;_nx,6DnѱG[ѥ;d wh'1;0C"#¡M;,u5VuUf=j Nr-¼C 7HUG2mׯ\}ea`Gׅ¸+[26&\q"TTT}rY?QT.K2}'b1LRzZ]?8(On2QlJ|6Ps2<_8v<%MՈ~Ȇpv S[.%Q^kRcEn噆Lc5WUs߬e KW `\;ϟ*.gۥaNV̩ru\5B[55;p VUGߘu KhP̝1wqy=Kܞ=DL&^P%g*6v(@ XF\4]"|4-[ZF!Y/e*~x}F\kX+}jSŋD].ɥ}PEEhŞ=ewY=|(XbMg/{s ^\x̕*vR$űA^ыsPcF^/S+̽[g>i5VD5 p];ł|_" UU_cq:hE-=Q;Y"+\=&]xz(;g#/\㌤ܓ=]MC$,j~RH H QM Rzn/n \{%\*q殸 ١{D')8TyO1L!jl& Yә+Ybc6yؗuNJrL!W=jX,zLtw0]w-\Hh~N}ӛs5 o-r}BoԂ6r)Et#!.`^yP)JszSai:j??]v)^b 9I *VV9' Ҡ,Q zUQ>+‡xl9+_05!7)2iqW}vOE39i7_ٻzZ9atP|qj፨ѴCkS?H4Y&^S:X̐8X;!4=_s$}hx pF(ًܞ[\&S׹Ufkf x9Â\DqWWTdi~%]^vrCg##Ӌ),`ަ#W $*O ¶KzDC{ש|-׭ꉈӽcLvir饊Ud}Ay1"{[RD#"R>Ft)8naVYZ酇{DsVP ?2Ks3٥aT|ܨJUeޠ_7:Ӻ[KEQ, U [Šzz])Q0qj*&∓xUUA^t,+dUFs_ [Tg /ȁM -(x%<uqt0qWz՛y9]v5_-Qo4]w腤\\^1!c-_MtV!])>T■$Q:isAWM_IvY]@$3WԾRܡKxCR).96pβΘ?"҈JũdgKpk-a}j5ȣ&Q(?=pDnWqZnqtҼ$Do兾mˎ6==>EODvQOZĔIZm'eN婨q˔t+D8H wEx[}X JĈ.ꙍ|#D!V7r~eX5Nr.Û~$31ﮏWC Nx73$ \;Sp!ָcqЪZPj7kJR~̦F) LDxGqgrXKݼ+ b\Y>loZHmw eST_qLרǨR(VMo?FtڻhcX֚ԊDze}] S2V+lM;4E \i7Dweӈ.5R_+}Rݫ7yZpAQPTr#zƧ֘3lB{)~[OR{6ovUP.V,i|ɳ R҉H">5$^.o.|EbxlԮډ%QA"g 8Փei@*]!2-MLzU$2v RV>ہ;7$8HoXp"FW;8M!:?6lxa7Xyߵ?%_s ,؉Ô~ J4zz`5$ :q d%JÍcq}µy>ż49[cLT/Βgڤ9dEOxeJP*.41Dte$ 7Qfo2ʝ'%kJĥT$kx/>d-\g^.$AUol[]1\>&ZyhKIED4Xt+'/r").ILVWk{M[ERZ!tJʋK"o/hto+]Ӎdҥ쌷ήsPC\rJku-ž} ~.V [%0wH,9S4V:*La>#]0eI{v(ҡ!_2jZn>^] 'TƱ~4,h>cb% wc_tsDΝZ :U?nh _).j}*4rG S5=/ȑ}lQ]Zf}N|S Qe%U]ޝiKDŪ*zdc>f˾Nȏ {N*DT."Vw)ggzFDuVNt'v 7J*z䬯^ "ef%±Fo#O^p"YjQ}U I#s1[N6 |("SD5zTY,kh53/*4W׶ş";)#|nܷTdWQ0{O1R.s}~XU3)LXs5&D^Yjʭ",Q Yds* sXa+g|M/W:sQ 2ԊVW*Ǯ7kD:g}C{@*-8X@W-z^bi>8DO)^+yxsU?n^ۣ1Dž9|UԮ+2^ .Vl\Q*}HU| nDe2Қr`^iSz&h.y-3LV=kO33VܼXk^m|ؕS_~آՊ7N;^@Idp *G%LEHunH;Sdefaigu,'{Ftp3#?oJT57bq,y\4wV$rMikh[N/" ^/h\ԽhOBثk5[?uons XjoV[ ](B{.h &kx?sAIϢ߀\oD,MO!N7m!9o=& 'w]c1垜.[RImn_1cr7eɫS+GΊZlO[}'" qȏf]S4cE[R*.\>t=5jVX-%3\.U[tc-m?A:*DAa