] |SEOK 3 Xu{.Rjȭq66Z)qf1`Tf,DҥIiZmN.-5M'2'j&참Z–&)1V-Qy޴weP6J\'+*y+쪩-&kSRMirj5EKmSC3H5qr-z ͅ(hǎ/(ȏ%ӊ Ů*]kYK\mnUsN+M^2ǖ?o2a[j\jj%Vrm6 '˂D&] źjOz<D&OMiSҳS٨LDYednTnR`"mJFJZSf(3L] Q;TI$*JJfA$ | RlRnWYcǒHƷ%Yh&Hq;6Xl3= ˪gj9gkʹf*246HNͰDg,tٝsSg˳K 2 [Ӝt(bQgjv5xMr yuj-ӪK+* Bܒ>q:rt>@'XTEeVN18 ꊲ"s|o5(u@Qz6^Wܩ$;]]fɝJ'׸f5Q'5}jTm3eU3f5{K\ʲ3g֥ZԔQWË:E2x=`ism9Y]Ee%isӊ9O4VyiY)-X 3Ҫ[J *[=ٳ 6[mC oؐ2~.ì4V5Tc"oZa6KvYnV]V]7ӛj(rMզ3se6--']Q%fuӖf̟1гhƬƢrx2뫋f^bNbG&Z]6U1~nST[Es<"&mII`ϜZV(Q ^kqjcUek֢tT%4O5g4's'r€ZE~Xn7LϨ2g3˪g fxRs^jY9+ cNY%fL/mԺ+k32-UҥSK+VUԴV4[fBZUXG^ݼ9b,󚬙-΂wzCâv$XbGҺYEijSU,*{|jjmAmZil!f*JyQb%5#?o9ՙ+2 鵎o9czSV|}^Cl̝MVc#qҜO+{;E9H,)6v*IpKfxb)yw9fX2[]=G )՚I$DK#Oegu{.Ւ&G%Nc٥WDvGےtM;wDiZtZlVw ROo7ao4;A~f\>|"ڧOFco"̍m55䷔9tz" g ?Z/$ȯaD~(k'l7g(6+ʼ.U%N~ǺB~:tΆmL~kFR)c۱*vn&JrE63*),aXW&J[L~Mw.R_L X\M1 OC3-ǘ~O"sr3ȯ6_'PO~姐r=x]?를7'f"\F"KeȬGjbWVã4/Rã5 5AU<&p֬)Uc ̯}I>\s*/5Z~F%!WQIca=2~NH  =֨Yypix֎0X=hu|>M>9QG [:@Z=kAcoH{|IӨ>AO pv _- ޻#h -hǛz8O\ 4A?9(@ȵGc1=*h/FCgE\P# BvG =A%~[Pϋ@ Da *AG^D=yze~)\W 9kؼo26 G_ vkA_U ~r_+/\PՂ ~w~@9Μ'(ҿ*'.HԿK->5Yx5M_/g4 הAeVX/pyyG#CRk<%֠u\L0d+-rIgw֑5v+gu.>nR´kvA,:=hTH<z+668raMf>byiz &[l.靁\bN)& C.Oq5k Sjm tѾ(,wlUT[;@fu[iIojN&ЋsR Qo[B<5Ƶ^]ln7\tQC &R.RWjG֘l|Ci1`y%#L;70AhG If|K8ZƊDY쬎% Ҙkj6ZaMH_ hᱛ,5&,k5tȡ*dducv?eŷ^1^14_t-|e%V$NZ@nzwl dt7:IdszBAv'\Tr$=b,]iIU | ['{e% ooOC:Gʍv_A8^߅p==oǾoQU? > M-ǟF#=ODZ_'Ce߈pO@'#|S#?AA8Dtjjx:cGx<3pNB8lkf#|"s> oe%> #<MkZq.G8{35sA8־?pIo>^W@xw!؇pڏpl{xqF.Ap :xW!<x OB"|³~s~5 7! ^p3"G V AZpvf#| ==o@ZyaO"/]&oDbpw څp&bz*?— k4AA8^p+.!|9“~µoCx.;n@8^_Up 7#|!z߂&Br5w7#VA߃4ᇿti4='j5=c5 4ºcy@4|NHXa5i]vB*5h ^Nπjv7Qz?p;ݽһձe 4|.Υ@ZKM@ZzO駀ҏ~x*? *?ozҷ}&7}K>Oi#^9T~JW@|ϥS(*?}>O4/S2/h%*?b*?G=OXP) t"' =O/OπG~ T~J2*?_z<қ@z~ *?:mT~J OہNSөh=KΠSt&ҋ΢Sl*?Ct9$*?}9LtS +'iKy@Q)=T~JOt$T~J"t!_]Dg@OSz?*?w]LNS)*3O@P)ХT~J? L* @Q)}/гr*?oOSz)гv=OE@ϥS**?=OrS)=+ *?'}i@_Me@z!mSzT~J]Ct$*?OdJ@R)uT~JO@ۨl CPCeUф0Jeh;q`xqgT"[6x09[mS74ޯ,;V˵k c茾d0tlgXuJr^K C[W ~ahs.nMH4RidPg$RhVMa>vἂNfvz/%y7ehY_3tfuov]kc6o?t )T[ -B^&ЪW'1t}C] knw~UW;2_&onޜy;|&|DWkD%mmO9k0t|o: PΪ ho3)صd`3>5^'!ލ•a2<ָc&I.}TYOkEt;3 9ڸȹG8)boLAtﰡ!Ɵ)/ ~gk5wI;HBNoߍkERC|;ܜ}Ėɋ};/O,''k %`{hA: [ m-1 ;+ 9TS[{qSMPڶDGxՄ ^ B$_} *L~oHѤ 3N<~ % qE; Œ"tFb:QN_NqZoAЀ.O>(㵉 $(% %@LiPVa bj?8 nP9=O$4t;STuukhf3 t;h.T'a< cd OO\3GRKRb"s\GtTVf$0ibAѨ7ʥ>GdWgbڬkQ(uE^~QKTg#ɀ9 _CMtaU׌ yn'o۩}9~GmӐ4_&:2CZpC@;۔a]^w)mFlG'`WW/'5rTaQޠ6]AD6hMհ/m$q[~5D?ױ6fcޑwÙ|i3#tFGMJIhyW2zW=_<r9xL8e]B]FYo=8ߵNj}@;@22ɽLL5 UoǞ>FU V0?34RIFH xIJ{_N{O2 9;Rp/9n qCZt\ `7Gh94 VeD9rh02)yCDh_JA*rwNIS#y6.f4r=J]ܛ &vB>qq2ynn}sy|k_.ؔfm=! T6^{愮5I4ki ыI2)@ir5[0H A|i䔈r&DWm򿢳Y"ErQHZW;y=zo;3D ?@v2.yUc&yCIhɭT>ܲhHU .B2Qb})=oz>R{ʉpgu%Ћ9zosܐ|,K_6tڍ(Fn(#s遠ORyey-qwӘc"9&~AQLkԓIt(UAu,QS,F%<`ߪsU@#W~ ~:"TBuGk5y ]$&ѓ;?hg|N"o`=nC-es1F52BG:|BSh{rhҔMi̘5Zn_v*]M6/_2V&z1$m;5g=Bt{xrUܦ}^Ax=/e D V}x{1B~r{pHXS-rmZwӧ U{LiO ܎w:`ߚŽci9'`-+8JyOW~F [_F:4~J&n]܌n]B]Ow0^O5?;I'M$ 呑/25( _)vŃ~:XgԸj0DD AF$͈F{ToYlo>d+z ){R.n4C&)"^,6CnT{?T~.:{߱ɿҵm6I';SSP\{~$˔ŨO(Jf=,#ˇT-beF5PAT3i!U"~pJ{x Jg! vׅZZT^t~Ov&Lwfz!i}Syy2h'Jf`Ce\[IEmr՗`yѲ6 nѨhYDe?2vOR> APd?p}\B[1 NP{zED['8ziI.A ݯ~/_[Ie$u|z}s>|8#;CA3=ma`U_0NI~><Τ}gt`*\T;Xΐ;Q80`mXA`6 ch.iG/# Kuqw- &$x<MO#QGTLLU_D~J \{7صOI'5J+F ӿ?G~EQp>$ɮ=k@49+IDoH _C/i`I <> 2I]O. EKA[rY&Kdvk"|%L-FO YJ'("Y;ȟ+%7u9Ɗ>k%& Ad? kJkN=)Z٭fUr[0钚\Ze(3ҽ$aJX/9k%. j,-" '0iJǺGShuO$?ZH'KFkB Y CYu0HvRskF\@h%ɻg^̊ 7jvufZ Sqinqi̹Rlt1KmIq6VK2,5 @M`cuXLlP{|eU 51+*MeJ &+T+!UFqDYPX7Xi**6fά(,7k YJS[5jħ!58{;29 rL&k"f^c5&[LII -AMD%ϓsr =X O+B^/4;)5%Bnld"w?k[ ^;̮S,#Eu5 Gy(XP˫Hѧ,z2AX}p=,X-(*Cg)z-EF)|Oe`¾G-uo[cdj5S̑-F,>鬌nB~ٕEٲ|Y%5`RyăE݇{ G$0=$$|pG$||p$|= Hxg7Gߒ~n&3$|PH$Ckƫq8}>N+;6G| !g0bi&%>bA1k"=z_7<~EdmQ+q`B3q|aa=$~j x@V^گA<| xP0\j"R~wXSO0u4uxRpmiwD Z1pen ۓ7WDE] b}O=V ^ޞ}4~UԊ%F0kxAA^1{୙@>W ,=5 VF XL H9_7WA_G\ +N PnP/>1wՀQ+箎$Ⱦ=!QmKVD4 xXt"oz|;?-8\Z1 ^%e$h.Y*rp6> /Ўߑ*vpUIUO" =e|a5r|oFͯ 7?3 ,4G 뮁a~3{^޷==N\Pۯ),,e,tzf,|X{Xx?p84Bp KYx5 ,Y `ngb,6縐),R^B gj>'XYX M@.da WY n`va!l Y),,e,tzf,|X{Xx?p8Bp KYx5 ,Y `ngb,6O),R^B gj>'XAe~8)"Z3-?4t>%MSHwk\MBKY]I:H94). ;k{4)tg{V 3{@8k wDfj)zS 6p~r:r̍Mʢ[4-ZzI8]nD8&M(欽_-~3% <Q!([<|M0O%|>|xP-y|S֟?Iϋ<(R_A>4y^"?' 99_r(˟SxW\A?c2_P?.NPWr+o`n@MY[`3x<^E?U<%k_W}ءVqE~GelGߔF[9rׄqof<bɁ*ߦ_iec%˿CbU6kP巰MsBqUYi?H?I ɸ*㸺!;K(8`H6%{t%1|9l+Vd^ p^3;Ï0mBPhaxž`y[^6kg 7cYdwePn.+p)oOkev RcadmzHY*dk`~ }K1| ǰ;&&od*dO20>m _6U $mõL?|OπO䰰}ka0q|_6`cr(>YLGwPWA ]>0J_h *TAg)>$H-Q?'cx/ x+ ~ |?!!TWp_,OD~>t:4H_Y }"?K %/.H?( "n+=KC7O/$St N _VC +mf Xuew ?/?'xuKu#&,^iv/WH81 ++癊fW,5R:m F-IJp V[ FB,! &-B"ǰXkm usgmMv+|^ &K+;ӡ*5fdh*üPh0" 9@+3*V(j<(`nDh¼ xU)7ۡF2,n's4#LŨIhԛp{AgꮌzsW#pLӫ[~͋1Y?\S:O 8N<eA:!ذۧ\{ z{u0E?;K4o3>u~tꊵwG{;zن -:R-`whuZm^ 4:>]LK'.+3]?`Hz5 {*?qSbSCgdfH"$BXD &+Zߏ8 %xx*ǡKje9nNoD 5LrĦj㭝!I:883$ZVeƢȈ:U3 9B.a (wzhؓ! @s 2P _[zX%)<,DÂa=,a5aA 5aa{*aV qwvmj)+t++ q`@̱\r0HXLXAw`e.a oܷԷVJ}+(VlY4{,FP<+ Y\g$YQܳ¤g/ LWZWv *hāLz{Wa a zU!;U2uwp \;^p!{Uຠ^^DI='X;Aw r w N܃Bѫ;2W?ڙ?` :RvKJ 8Rm)QŪp0;RvvΖ( 7 ,.TY؍U((t(A7 nGF uه0č@an07 S7 ؏v \ы#HMt)9GCFk>p08^(C(O/Ʈd2j%s'>ʚ@h]`Sޡ êh6yr!j Hp99\NiB> OL+|ֲ){EtRx8K }gU>]>nMN7ꍧNMNCC0ۣ]L3* :x%-ԛ8 <Qx.PI},82?p*)3yޟ"0&TOP~Ox_%Pe>?NlS3pP*;cךpݏ1xwO@ϰ'zZRK[ټV6-$ץd.k=clf%M$?rYxI:,Pd%<#"#4elJeL.]Zf7) >WO1ggEڲưxq)- [VI}ۏZ2Ul0tbE^؏Eg}/^),Kb2>eakՖEZ6|ee"W+Bk{Y+\X&^򾾗*ַ*=l9wbEKT:$VTVEzՖ!CR˂f*×NLt[u5;Z)BQ}͸p^ , /#~D8Hd3QP"rDx |>Eg?QhgQ#j_k#Ọц_w"\B+z8/D>c^D_)FXPzKA~ _G8$K~“rGO@OFz=SU~'S>(J]gG'X)"܀pg#< j5& Ⓨ8 ƥϣy߆, 9B;yNDPOBP؆GBd/"pZ/R'ۥSށ8BUPAx. ?m:Bxk>z+czkFQNp>#E8Ax!·#B8#|3 ?.AA 9X?OAt!Ϲsqs>w |_B3\v%(/ExdL'I3g":vߩ{s?SA>/ &KxX?Gwo 'Tlhzn%6pEz~o3>w< O7s>|N2>|ًp^hh;@mupoV.0i0M `pms+fMwzhm@/|jؚOob:%²w{J󡎙Fm3bom}_Q6,$x͍R=UD,8AWy׾F-&*|[@\X=pɩ$@VBTE-tעPԏG? L% R}m=; $:zF@}]HF12ʂG6dDmwh{VmJOSXcA翈ӑ{yx|F"ܦ[NYVx"'ׄڜr08s-'ŵox+ E7[?[m0]TA @CgS ox7v%/8y=qG ?ϓU}EE̮ xOy$-^Ow0Xo'>=V3 |V2@*dˍDc93vZqvrgi~u^Zf&yZCӋ(J :EY}ogߖ/p oUD*?ª!v2DEqk: դ鍾} ݅uXII9I?pM6yxeUž?Ԯ{$r7@Ež>hRM=&(>w,dI0iua,ˆ,fX>` {ٽI= ˽6=7C~G=,j+&]O47[l+5v'ItAM'ɡѠ5fAZfOP~,6,fܠQg~_yBf|{ kR8ps<-#߽f_w|N\&9BoPﳪ]p&XͶVM3OhBmb2z: brqyx8<X+m'3#K5//FΣ7O86,EŽpYPzlB m;Uԓ+± >lk1K(}J|- >{<gۑ?? I8a=COB3Qzh,`}ωm!۶~C^A>,ciA>g_c[FAkPzl ۆplډplz±M(n?>F8!ۼ~Hx1@=6@"۰6Sy+7_/d PzOoXrTzJ~`Thz~ K[a7 o _~fl2pVxV8^` + l6Zn6±-ݵw"=o_A[ҿ.ݍpl_ |!">B6S5~ql7-\~±td{ ߎGؙ |-+6ǶW+[}~?~ãߣ#.qs#۬OP)p9S/d'!*g1>>%SEYVy~xߊA~TBq?ynRp+Nl;N~xH aDlp d Ag8~"S_MG|u1X? >zYy7+߱*p~-czIq{%'^~p| zy_/ _/+e#⏯ S~?y8JG -0d+]2=K|| ֕2J&TV|x.+p^3o?^v(p>ʯ{*~yظ}u7*lL֩jgjgj~jA`.;T3Xf{ބojTP]jfݼzJ}#s%~ K6w#|8ލ 3'weϭٕEɼkҚ\ܧ ɥyׄ<>4TOl[x~Q?e~ʵJZ/Vʵ|>ð| o&\?$~;Y*~k'0D~Ne>?s5k cB҇mq:e@:p~i%F9֫Q_"$Gk`|-K%UlqˆM5NmCui4;ؒjz=^c!3{7;pgt[">LJg8xC3nC8~f[\~\'O;PsO*i~ʃ^%Yh2n ֯C }zF+,.#3]ӵiY̴t?^r:{?!W|BT8H6%DB2ZqiauU{`!w$ ѥdeJI0-MK09pMK$]Č쉺Kc=iLtf$;g uiP+,uq$`s1W)$m%a0{fTcvHHJ4%bԅw;R Oi5 -f!P, eoH/jmmJn1DE)##Md#Ҫ:v%oA䥔Q \IdcYʌ?#X}W .Oƚ˺)[ X%aqVD](vEljuCzn6HMNxmV4 FkupEǫ@Y L7.6A\fuZ-_ esLa& np}ɇ6?##C4ehhO#.++38\J$KuAdtf;^$w[O8,m%t5a~dă6AZb3OMn6QPHJkP:}NO,LXtlm2Y4BOԦMLϞO.YUJYM.[]GJ&bkH%VH~9MR[cMqeUh@\F`yvzȠe"`s5jK*O`e%ápq%kjt fRyKej;@TOJ]/O'T>IH Ğ"4^7A"5J23&DdRW2T<(oiQOFQy$"7v&nk>A")ŕ+ yܼy0[XeN``#L. %>ojr= ŕRr)O*+,Οm+fͬ(L /R^N̟eGSWz3vdbg!wHfT$#O%L$[Df R<@{Q2Aȑ*`7Ao5+?=];At{ mI$it:].]%I+@ Gz!D^Li e Rb.G +]69Q7hV+)>ĢrbkN/j#4R. S4:1wtI ޖ%4]p\.~JFS5Jy$'lf;&+9vhi%il]my>+YF_^tQ{Pq^{{|NNfbO^A'xWِzpj_?>z؝T]f.3fy)M٩0{yK@8|eӆR_+Ê `cSEGW3hzڿ n2so/bj} OqI 6"rh"Uf;&՟5/^>vo$^QFԐI=EcFj-yCw1:ꙝ̈%ME͹x=O-ӿ1nY>ozp6'w^JQ;.F-F^Dݞg|{It7 ]V3v󳛯ziv̿g~lZ%/o_\F~ >&h(+iumK7q{/wF c)HG"%~xm/seoγ{!"3qIO^w_6,{ds{=?#>'x_zڟl6̟+Z!/|HD=~v9;ϿRm:S{7?sd?t}vW8G^^やo^aXgt1#<`C/j}lv"zQ}K\&._u K |q ps@_zVV?='c?c3&>G\g* +~sŧ7?'.˩=w?-o_;ypYyDfTGRwY33'n?}/ݥpں﯏; \N[{'|cty>/[|Ym߹<O_uhe[Vy9'};h'w웴ML9?=S tYw&~JrF^Ynuno KM7V}UvS 7P/V lxSd= VX*>1כSWwyt~po/檖5e̼E6~Ӝ{[߷~2qңc}W%jƤoW_J ?ɹlx+%vm(0i+5}u‚% >cްs?y_k{!߼~'Kow.=}yIF'.z9_!>A6\;v^7x͡RǾ\qoGrk?TU+[⑞Rr\~w;>:4N[e[0{sg/N` X`|0?+ɲfg'C~va:Ѫy)7q+ܠnZiL0SQ`9{޸bG B|)u7CAڴ w$\={ܐ½:?wh-bxYJu 6ڲͤqN92N S=DIpjșP4D9e"cfn0/G=Œ?3 {Na;U9d,%fx GTg-9$˚3 @h.4 #,9fdbktwQU3/Qz&+ydUoo}d(R;FUQHN:"Q2йcLK,H(Ae^-oz(M#Ep[UmPbA1ϖd(9e, JG$/TgM#X'Lә8/+_eS4@hx)iL"jqjL^R>C9xNjF25ˌ'NIB=aX%D-P&8%^٩kl"+y)02J>N]p(COCخ 8)8B|8$q @ՁI_5j}-.9LƎ.7x*<E2ЋDƃAŜ{x%\gZ̙F/>n@,SCt1jC7(#Tt˙eD,pB5'Hf:50ةj&w\ LȔ3B\l"5}uXH/:=t` bH7iG* %U~C/q%+}v1l>`\A Q8&Ȩ8 3R֝^oV% |!A2ХAS" =lZKAa*x#@7_ LzT@C$a>A"m6%X*ཌ q7 r8$Y2Tm*$ZCTMEEȊbfϢ'b2pI9XCF.v.LOxAO+ w!Foצq=4p<4t.=a#^I ]"@#b@`}N1>JztOaGLw"&kp:r&E/e'njt Qո *sEח[\q bal J(꠪Da,` `Cd=MY`tM,yvqd~A.r. !@܀V w_R&TIy躠X94;Vbh sQO ͱ$O%Q@ b<=qzN:ǃOj@#^.r}IqՂ:5ϒ=}q-Sd$A;_iUP9 x"n/yM_'t*#  XQh!;V:*!}oG 7# d|q()la|C!#^3a PVvcum+xO[OZ2u m%=n3}.(oj3,8NO3ꨱa٭?^~E|w|{Awc46}iN3}o+.Oze.2;Ro R!mGTο#Lz~ܧ!4O N5ډq·pAOy_~E{K J6B^,YĚ5%ة 3%2/a](%iWbf^ȨKcHf!lX3ןug۝h{"K8Z,a$.%0n fa #OU$+1RO1z!Gl"D!GB(JHqyA"GE0QHq -[X !kX$D!&WT ^5E.?fR ПdRnR!x*UCG#ø^$P$V eXXN><QYM$!c"xz*dS[Su Ɠ&q ;W8ii~II$#lH?䒬:ycߨdcf1I}7)0_.4Y62=OB^Oa{aш@|#=iܟXo!vs\l:j%_ǹAf" $L;(@ű90̓͢ua(<"Ԋ &`\lSa؅" 83H.S `mbB|A!ṀD/2( ̇UT"XKTYGztN/r:G$f9 "fVqd8ƅY/sɰ$d(7(eFypWD;H4( vi㞀l?|kx9Yq_P420;%ӕO+R>SɲG ! a࿛!FgzAiIIe?,2CӠHJՂ,kKA.}A5,2ɂCA<]rRER8sL MΝQx_۹o.Ko% *҄%nDhAWM=;E;9 + ":  7iBUэqKC'ADBQ*UOUoit`o@Ab #EhR\4$AoRMv=yKGgEF&[oْ A0@6IG$KxobeY*'LF΍q6_4C`N3<ݫbwrpGxt:M1r|RG$ĢiJb{HjhF.221>0@~(jhDLĖXx/jrz ~qajg7=b^T Ad?\! 8IC1;~>q)_k. .lA!i +IF>v3-Sさ)~ "wrpGwފ^* K]KbHarO2TSsz[O=;5m'j=ķzS#iSjk"H[OՆjSOZoko˺SW͛Їs_&0ɉz_hSf[OM%cE:*I[O-ߔ/2CTU+쪣_e* YP%jKcjnmB134| Yr`,xp D$Q0 RME߄B_;ݢnc9(}eP6$Ĩ-F0>ʅ.:D'9IZ@IbYp1sQ%ݚ)Os{vka>kDe2s8(J,DB܂2tn%p@;*}B7A͋`iPnd.^g"D?r&MΎI7a$῍C;ⅩiG ~_ t}to`<V r>:{nl%_%get8oYLfxh)ɧ"Tn\K%.b!+Ԭ!#@Gmn|qgwMݍ{Iwݍ/w7u7o~VarS-auݍ!jZ w LrW8M+twӓݍ7Sn<0[,OTEbTg*Tݴ~mnZ:U@Hf0klRd;>߄C[?PՆJiXRpD3:F9/a,C4uc-6q'Y~5AŇ5Wjއ!Dŋ&ΰŒBҚ`R%k\-Vx/-Pа3H.]x+oq#`Ξp/2DNXFo~bu*?T^ q5Nv7A< o$I?OA׃ >/eM! Gl_SG((Lgz=2t\?zqt<~O%j!<ґ:*\w+>>RiG|'", N<TdǃGWND:Ӡ,}^KmђuX~2hӧB֟(WbvR %; Q|GW8|TB=9b "/f<r;a ~4³ʎI\2"8i/%Z${\/A<ȠB\& dc2crpJnd2h^zU*#`XY`X,-C*4PF)K,61\+UD ."2FrtgUN$Йall׹sgWu*Qe׊]8蝛!PޮVNkegKWeÝ~4-]Ot zԝjk?ѸSVxXS^}jljgykmkkW7@_8|c^!fz@%b d/dHdH t