d8:announce42:udp://tracker.opentrackr.org:1337/announce13:announce-listll42:udp://tracker.opentrackr.org:1337/announceel43:udp://tracker.coppersurfer.tk:6969/announceee7:comment59:Sage Mathematical Software System: http://www.sagemath.org/10:created by13:mktorrent 1.013:creation datei1687382503e4:infod6:lengthi1495392584e4:name22:sage-10.1.beta4.tar.gz12:piece lengthi1048576e6:pieces28540:i7$h~FR1X>Ȋ|]Zu{/a2t:cF~> rH2>DV\ocX9jCg05]wXaw]__Q8F/"՜c% =xh`$b쁴%6x`s .8෍hS*]Aִ~ކ%G0Y&bR[rtVLm:j<}fYP9)&ζskj1t5TP `Yvy>cG:vCt|ң1L1+Q;/ol߂_CJ *=bѓDBv/N8BdtY}.DrHAƈ;-.:ľF1l )37߈ÆW t* ?Tc3mD6aɗiQp.Ҙ0^dql%m>c1 Hf,Vgd{ŽJ7g<'df ӻIN#"S)4RD!0+Ipr@.*s "X+!IkdZ dub#xL~6 `kwۃ\Z Xu;$τR]B1jNލpf7s d);Ý reA+b{t5R<;DzPM: =A&Y+ڜ* 7' 6 F.ofa_̮3žȣ'`|@ŭvrsDR2^ 1ZUNߠs-SƧc# ,o!7١d -P$R=;"`|#!E;"eɀdԇc UEH-uO#9 ?yJC?m|VGAetŠBαxHc֣ȟD9kq{eD=ZY|ߑw 6Ul/CeQsޫ2]tiv-ԕd>i({&iݐoD0IL]Hi>- 9WY%^B":Oiva`oZv-[. oo^Wz"z&Gʧ'{}@c倪1VA4'~^1|~dcJ@5拉̀g=@.rL i>;zevJ#hj+=3&XdN+L5 vf'$bizKG|]sa(ҭ?m>,lԄh_ ҂,ݽS<<Pqe܄W,%"*ɰ =x M6I`1-@F7r0\;/oA.K^.uPTT2Ϙl ? @]MoEnT^j~jdx_amWJRr$o%#_B&%5.7BC3z7~x9oZf%e`@|=v--f̸\?,JC'`R3mtkS,;[^IܬC' 2)=G~n!۞R V#$(1"AЎ]|Bg 't`9=bB/g.Y1/6jP0VI8d%rzfsģХ^B:ًjNqwu&8^~?B `6sHV^tFc⮇\A)9%,S.sq_}-Dw8s}sBf)RDy_l@v)9B@IO0,i PdsQū/߆PO5 >Qi,S'ǭ2uun}Ϭk~k:V!˃>[x ^/rT1][1䌠(xy|?vŚ.&IEVxQs>5ɇwس㨓mu^"TK]YT|~.Z չ QKp X6G _k܉g]vVARC>&eZ_+$P[7_|mڈ Jp2凜;t!%CZϻ{&ƋSã^9qOxF綜=P.Y) xc:e_bq'}9)C8'ƙ>!PfmBhF\Ϧ%"м3ߔ(ߤ.[(&!UWOϱuC=tgOK05!GXPBQKbQ81@@q8Om3$wiꁺEUzD֤r')P?Zjּ]ڼ!o.i)&OEg^z+#ɝ s[6hlMtE(P2|){Tn4+ z!˝iR(,~V]~e4  H#RMW1Nu!B (Pt7_ȉ͂H$r* |è*6Y'c ab}oB[}7o! &{*1͈.ېz /@rF ˬRyEaM8%:i{۝G(iG׶ 4^ ^/SF7g,IgXU'\ݛ:snjHh? &R뛪1ytxg C̜6ηIű t:JYٿr^7|˗:"[ksvnlicގWPq˨Uvy[axAsUTc(Gxz`ãPÔMCj#ıW[ENB]*I m9<q`Ba5JTr jD*QzbDU]78$ [{0 J,Vkt60r@w7V3-aGnhfQU `U}(Y El`uO2逄}Sܳ雽2 @_N'yXV (%MLv yX7.OҔQm"N3C `q K ʫ6+(qF I/ΝV5F| =̀kHokD$]OyN]MP++rp#SN80:h3c gvқZЮ`E7PFI9}H%$4Uɤ}Oznq۲6:_zՖ\BqXq:WjhF1Jl=٬[)DFR'4q F:=כ$^V8BA9TWӂbN%r_Dz^"NI)ᱏ+oLUB̡U[y{^+DR)Mb`=⍼2:6,ؿLEyĩ 3l+\Z12 2lI I}Z$\U ! J-7ʞ:W Al}ākAkӆdYXyxWU=يjDmt$XJV|HUNJvX{ȇ"9+M9 Aj <*yl8 fn֖?rbRjbZr2 |Th;e)qSQ+k7n2=VqMG\OS}qw),]1̋ s^eޣ6fo=C,^FF--V3`:^f"%@yn ޔV7 AZy8W= .F$VHnrǾ~T]E3O~~ĕEtǡ[ /UuFԍ:v鱜=E܉I:MsأK#pwc VpU6_M|[cj#h4R5_M8q}ɈNdWӊi60'B<|䔷FQ77{N=Rpo6KlYD)o}pO=*0Չ}Du\AISJəckm1BU#>˜sRC< ~RQ/;5U֔oѭ.iEc،@6twK)wvv[O)Y\q݌ )xx5vVjyP}x@7ClLv'úg9B zR򈫢m$_8DߢE?`9  j`)I:@mLM,PDi E}Knʁ^;DNK,E11QZ 5 "jiyRZ1/Qm79ߌ+ |ˢSlv!$wwX+~Ep])|$KOݶnr8 ױYwsT_ De _[$ z5~T.@c%w,k/eohCA`=. Lm ~SHvɎ(ҬU\w&k|D1ɊiG(b% Y ~#ݟUup`c>1\u9,}ۨ+,jg*6*U)ذ,s-Jp\ǿsQt #^'넁lDH6sXij&90 F-;=M17Sz=IQ޵\?GN9yn|NAJb-ӏ"QݖQ?pu/EJ/@u(:5-xZTU)Y:#5W9M^˨/ _Jz.3XM4?5bVOqIPz6~(S<1T/"[ TEPLѿH8qR:p͘NgX UȬ)U\sK㕍&d e7F14]\o2y%w]ujQ5v"C:3(#z--?b.0řt6LaG-ǝxr|3%LlljG j_(æ܌ KqVEGibIl2.Ù jI>(5E7=`DjZ*"?Ȫg gF]g֐. rMK{6$sF13Go:3B'V̓C^[RyqKnª6髃,|uX*2p)HJF7E>k}AaǰOcF)#C a*)vvnAg- 뿚m=Iu'6p̑sM/b>geNpO^o?kRwLjZG;.sr%$24/yaexDĪ%pgɗOw F20&:\|C!I"}DŞZ+4DEVs_hC6B,AæX .7lTD ˡ9))RM)R15laW]ysZil=vim|ľtpc4GH?DB4c 1v=Mn'?{agZ(#g.#kG"He = 8f92ǕY95m+b!OJ5k*"cۖA9 h!RSHo0F dg1y43c6<XfhH`R=c44[6ՖD$2k;6jBqmO`%T>hzx*GI@I[Oy'NbMPDxpLqe<_M b3M'ΟT#gwltȞfYz0owe_Yݪ֞l'Oy0|~5k={Ԙ.>Z_ Meל tj:_Vqb*KN`Bai *[+0q@B$i$5Q#dbEކ8A+e><& ^)VfvWgInh?/nSӻOtWb.B#m%`Mb:Yr}V:6v!N9p3d6P\x#j3N ;d_WEXtɣ¹ScD&avc=,ǻ)Iv@.FZfjZ}*)#kÀ?9p;]LI.I-=\ QɷJH& U#R 1ǪٚhK5@Uq!ǐmGhW61U}kAA0YM]ݠ^fd;Wɮ\GFzϦJ7?*͚9oP+htwe\1Ns Jr?|?V"Cd \o2!)Kvw0k[ 5!"z$͍<  %俐qdhFjrۍ^tH|,3e0Ϳy47\&؉ ȼ+spV!SSA `bvy%Ypտt`\,y1@!F&ל*J<ȧ /θ]CmL{,ux6s%`:&"7Z.sm5;ٽj7} Ux;(#: ;ͶH2笱2ĴũZTֿnaP_{LlڮzBb; pINs릯+wx.]85+B 9i}w'D7{Z  2K,Img! *U?.q HWu?чS8͘zQZ]Tpz۞ͺ.٪ WŬ Q[MRw S=ȍB\1$I;*:ϹL6*3a,-ڥQ v3@/eu HvZ(z{w(|Y"TLC5fS:HJ %*B3c(JC$t9YMJ(j;B;Ofi=@V>&41 QWVz.&ixlRV7B 3n1 dKg%7S}+pqߝ֣Lu;fz~Z?{c@&~\PNA 6H2GYIFvɅ?Tsi5d^7іvnCVodE\D :i%3""vCMw!$+ "=\֏Vf bCID>/}ſj# gID`:wkƠ(S.%R;䲞sVNa-o;!.}<*Kq&թ_pEۯ53`e%~ A3T;?*26X4w憧iWw0}MȐJgeV4F9t(%ƘIET*p!mBm{ts)NjA6v.Ǟp$f}NqZ睢 *7l֔T+ܳן$*P|„$G6BFω ,2>1 xY+2ͩHmV e>hjkGrB|#Db\{4>qۋ}xYFr3r ڠEgx lM7opR>Aրz9 ’4Gr熷*\āLqu}L3܇/+CVMyL]o%q?vʧ&1M/Sw-D[gI'Y,{2}!N.Bp$3 P5_m:"@*s3*J @6m~4kXs̠E5=Yx Rms Y)x`Do G5J FwG'NۺL3,{dO/rmD(d;j<]QvNeLh*y>̡S8z=a+W8]^\V0! ȚՌ&D/djf?G W#Ծ#[w PbtV|n, *z╴*gڞu:0,.ZOÛYxi*0Hl/]O3j@? xmDPp{;d.6 z.a8/y_ RӶ$"hUy_'eT*çѕTV\J h"-hݰUD:w҂)~!Mrl$O)Ì1V!o9 0\(a8DY[Zɥ=mclk-.}'*lBAkkVߚE mVe/ёAyeDzxxWQlFA.}SZUNh~C^'_IYp:1^儋n7$H|[oD}w Kj|jj @:WQ }|1#}uMzm| JBQs*~PyY\ΰU)I&%ȓhߟ_Xq">qLܮ>m1ю!;+5pC[fa7V3x+. %a|1Te~ 3$=U=1l8sǪyboJ=j2[JQflWv 8"4S"mu?KEHV;4" ܼ#ZX{\WVR!EC8$%28T#*, 'RIH&:c<~NN4x@1P(to1  M^2E^32M8Z w,*N>P>vAJp윇p*7=*$e5~ VYjC(5)V-@.٬uCaə_ob 9|u2?]a՜ћ^\E4zQ՗9Uc)㫇ދlA-Dl̰P\7?ymnFPf><$ODشs|I:cxQeIـ ԝ<҆2Fs@s&^5WvΈ,b\yޭ1\`u N7rRjzȗ,̑E8X 8*A[ .`GjLb=X:D' Hy?e$tu,zF[Hv4%{ݟnC䘜K=/2dSPw!n ԢɫV0'{j{tKM*6kU&юQ Ya ;X9q%dUL|Jlx9a%YU|X B FER|f*$Odos$pp(Ek?1a8h% k6\3[Pԑ[tRE#̓v2@])PZ]̉T21v0P.,ŸQxxKFFg%jdܼZY0d'B8;_p{n%*9?Xh#׿ Fw.2u< MM W ]:M%v7!^{S;rNK]+oEދ_y|D:dpycP}%Linj$#\D##rj9ptSH-x)lp 6ZkAX6W(_7| JRLy1hοEsُZ.?U!6mQCQ h$4ĠzރOBjFwܯH/eޫjwX}({ X&yn籹).|gX9TS`ќtbc+=[F27 e{mb'!35TEN4R!oZP7 R ru0 W|vk%ӣcN['YO>X.;h!-c@t\P$lJ]?!M;rG_\\ Н\?%-(awyKkZty }dc4GW fDҁazv"m?ZL%搜!bn"j#>p|ަ}SŌ>Hƶlz3>^?E5=dn[D0~NJF\)C[,6&^G^SyȪ W*W)vxΓv;mɲߡYdO!-} 7WX1RX.R8|G6ıέϴ%SBF-y iGrjZ8 ?D}QPХ.w!>m*8-lʙ@`XH;Ȳrt98> 2h^_[/݋o`KC{>H*r_yHai>tXEfɌh7ⲻ񒙫 ^Z jzX'vI%z\sG=OV+]&jbXY&G}9er Ү!7fM00g>(Ŝ*,dX#aY3ɇi s9h}s S>vh:YERJnQB7_u5x3(4 {}Z+B3{ g<b2FTmᐂc݊*mb|.|{3Qv0ChuLR|H8ƞϖAo+c._[’%޽S.!z$1*?Xر8(=5:~^dC"(]oͣ̅d>e'DiX"dP FZO}J-> KffE5u-W 7$j Ow=tĹrBVwEe͈ p}3^}6?&ʩ`?BI٥yS<rtrLXS,3=1\}:@ZjC;Ei8o]@/ 2}196*Q&N_Jq,l ̨߱۳NEySߒ%+)8PHƄ6)A-:ĩYsgpIJ.".|n7G~ 4'. ͨ^xe#F}^c5G$SYOFX26.kMQ^ Hf*彛1"|/ڇ_,r 9.(cd-]ݨJ`phh6: .`e\قtB'Ө<`_(\v! A"D7JFAiRINT`kM3{OIai{` )i Xg1Է2.K>3ż&:+?!"uCp^6!Z!Nx#r|x2s^dAzZDu֨_D9HB`j"-]"fJۧ<1jdPp28S:-#|0x˄ &pv[?5mpbyZY>zU/@,E2_Bk|7%[ڇ僘"QDR%Gύý7^Y"0$}}`n.zT7IN3tV3qy=Vљ;HH\8z$n[Da`gL,}3 VU2n0Bc,DգN[*2PS ~p-chwa/Cq"#хust;϶L h3uʄߙf:k.NWiE z k3lJ 6N4CkodlSk } !@dV^!?ĸTOiʖd^I033nnX'…YP\x@Md?%zS\imImI$$!M =ܒJ.0;uwέ]{YߍG yXdrRo}kqJ5ش}&U-B@jsJB#صƿ5az+Mbo78r',U+a9/;Nn/$|I@#g[:ʝTW^c [!f6R~RvNU%ਮ ?;+S\l -"TB@RI.۽-pA"k Fn E8uE0lV3e>$..|I9`)iTL{& 0] -Q״S!1e9FE./һ0!t|-uY1CpGS}b@N1&Ē+SXτRvV6D->FR!}Ej-)p"Eэl~vFEԗdREU'Ǿb/JwvrpL`R"&r ;6vŶxJM%j-iLN,#]tFU$ObP2Γd# 8~9% {fݶeyAp5P(!(A2ƆkV-G+sehށLI8 {kj?iNZc. ]`I22[V0[XLB8zg-0,x%{_l5RsN >\@ٓr{̕Cޠ(i]%&ɯl1WQzd39MRÎz]ms0bc qB^9cG] `;&a3^=;M4rF_9 $PL5 ,weW3UeM×v~ϒ|;rG}E mUma"i)kBox VSż^c(>dU H$zC!89)$;xm0G۳,4mIC&=H\ Ӿ `O5u((^:sZbPS{甌}$ fχu(@ n^G{31+yb^4~Gx̎*Z\Ưt"&v?%/2R+:⾃;xÊ:X%\P{m\5zoxϋf%f]p#=[jRjf(AdؼjF蚥<y AC;kb=l5{QK5p(K%xRҽ])SDu:忈ߖ NxsH{R|~m1l{-Ŏ)"dwLf̩:)8mrXP@=OkE9 X)s#)b 7kLw~\ٍz߭Цit P "7bi^epa|cfg(a:C~XϺ- /tH {ht?0v?E#&NPW\X^߻ p]clkudqyo#K\s?\ FeYLtԎnk~^Ae>5{yAI?\U\tXLxSKDbHحfjRSN 6\SOdIbkPNj10W+8.U%/t(/ LV&&; FRB9wOhSaRAtnso"og>dKfPgvf MN<#*KlnƢ~IIWf.^ f/k10f<1?dhۨbY:O p(d!˭yOz;vij_BSZ`m up1J``Ezv8mD%:jJW^@ʅZۨb\=6ܗKc){"UV)4*?wC:g34,46v0 6<%XR`o0fΙCz _ڝc(k OBN'TZ!߆ mVbZ O}$"Ct2 Dn1kk%2.9ۙ7Zވat}=6Bj,_lPD3y4c Bq:C !j sw3fI# XA<v6wiPȢkB AДt|5\V=jc@\2DL׌rJøusa2%"\> ׷ci#poܞ37/l]ߑҵLDϞ,V‰uL3E jd{U -gr3˕KΘ}}2JLMoS⧩%0Ύ 7+=jb^[$k?Vv7{n}RÏD,fo[z#+Bq[aw%yC$ ЈUӑ'e.1VK\$Dq:i: ؄1j7YWv4-G? Tz/Uv:ՋjRV4] f< R-ÅmLQԙsɻp Ի#[J$.AnZl:QTϤ0.N˹x+6%t-cVv̭3 F,ߍ)\"G&p4lj<'Hћr̔ZtZ31YDK&}i]AS0jZ&*}^vZB\>}m'c$s"3~tλlA yqDno0C5vn @EPf) -u| t'bYzTKfgOѾ])uUbuP^ L -pyZϗG3XSR}aof9,S^@lQJo8 ,E]K/b43=2~ Աrve٘Mkf#,T douЊvZB*dQRT4߷G[_:h ~{kPJr_+Rߢ? LQV&X-aMOgBFh=R+݌GY,l_Kyu2yEcHtH)IevƈnT!n$:81O?o-m&;YLA4NkVM˭+S@=n\8?@js2\6t37*[}>+˿rm*ϝcX;ԟ]H' <6E  zd%FbXD+\J=Į>3y;*"تJأ_ :_Jf,LM7Ai{XL״١@(,龼.#Hj&?C' yḽ:kFꁬ!}jBmD_xwcDmBŐT[98T^{(jg0Yы'tjBY3Ko9M%=`h;NF9+D#9G|! 5h,|[^*;<+VW}ߡۨJW}_}3~hv-ZbN4M1/;̺a폕1Qw& Om!ZtncX!Bݯw=VaiQ?8i+^yJͱ#ʝ}1j:T|Voڔg9Jչi̘8i_x=Z\ƴퟬ8) y|{Vm"$m],wd~y~y^{^XO Waɯs/Rϡ2~f[$8 T-sFBbKqGFI~5KR O;n>= )~i<ӧnKM;h2 ?ȕH{^:y,OBq֛N\;U 4m^5`#ŴCڗBu rb܊{)Ѣy_Ӳy<"-lg"PGp"L6..&m˳cͫ|Cޖ:ٮhN۴!ë8=R;_b45TJcm}k&"*Q)͡RKrN#AUT2BO[ jy:S7 MC>=ۂ4eXȰk$@?1fUlEEF<.DX-T~q6N DiS(#]Ur吁~odi ΃lu*KV+,3T9_Y4?(H>׷kgAA55"9a"M s9RR 5ˍ} 9 ;5H]JL1 ms@>]0TNM!5suISYI2LI\6IH~jvdyIo9we?sŮU:_yDa IWxnƺ@+&#{{XGD/GO=<"@ HǟAF03ӈ4#q[h>'0Xę6}30ޟs'3Πk28I] U?0MO k塟SŬ=C_%wT!bԟ-[dn-Pqg2l>ua_ …łCWX'Q`MJagcJ񭎟?HɆsl ߡt7=h6{:щHBZ:Krhw{q69Ih +u"go Nd+ZҴR8q_+AD7|w۷*kDR1Ý!Y*"\:d'3>3΀q78n靿31t{V:Gh(DZO.T܀5j,G0~2!>I[*,AQr츍2ȉKF!!OYC΋n{2g@:ׯ +:ApFߑv< I&ڷb lLW<D 1ZNV2If"'tRw'YBVHi̦(,KI9<j2 0#v d]b) ԒR-Ɛ|D/j~L v9%'o#(hŔMPJh$!&Ǥ7^ZVBTR f|W@:%Ⱦ|/dOM~P*l̒uGfJsV2f/K4U%qC_RݎhEjmƓß)ԫm JI@/`: _-ocgvx͗YujdGdzjڴOuc- M%(M ncaF|#1QO:PUt:bR= D ˭v P_ub+Eh欰'&F[7 jy!P-5.I;ZaI?ԹvmN HS(MP3'x7` &4Ȳ)rd+*p1ط Hދ}o)#{SOs-/; uX@͜IM>qoRT⎷Xsij6~_`S6đ4hR$V8ؔm SG \d|e8:url-listl54:http://files.sagemath.org/devel/sage-10.1.beta4.tar.gz61:http://mirrors.xmission.com/sage/devel/sage-10.1.beta4.tar.gz56:http://www.cecm.sfu.ca/sage/devel/sage-10.1.beta4.tar.gz57:http://sagemath.c3sl.ufpr.br/devel/sage-10.1.beta4.tar.gz68:http://mirror.switch.ch/mirror/sagemath/devel/sage-10.1.beta4.tar.gz65:https://fourdots.com/mirror/sagemath/devel/sage-10.1.beta4.tar.gz66:ftp://ftp.fu-berlin.de/unix/misc/sage/devel/sage-10.1.beta4.tar.gz66:http://echidna.maths.usyd.edu.au/sage/devel/sage-10.1.beta4.tar.gz65:http://mirror.aarnet.edu.au/pub/sage/devel/sage-10.1.beta4.tar.gz57:http://ftp.riken.jp/sagemath/devel/sage-10.1.beta4.tar.gz85:http://mirror.yandex.ru/mirrors/sage.math.washington.edu/devel/sage-10.1.beta4.tar.gz56:http://ftp.kaist.ac.kr/sage/devel/sage-10.1.beta4.tar.gz59:http://mirror.yongbok.net/sage/devel/sage-10.1.beta4.tar.gz77:ftp://ftp.sun.ac.za/pub/mirrors/www.sagemath.org/devel/sage-10.1.beta4.tar.gz66:http://mirror.unej.ac.id/mirrors/sage/devel/sage-10.1.beta4.tar.gz70:http://sunsite.rediris.es/mirror/sagemath/devel/sage-10.1.beta4.tar.gz63:http://sagemath.polytechnic.edu.na/devel/sage-10.1.beta4.tar.gz71:http://ftp.leg.uct.ac.za/pub/packages/sage/devel/sage-10.1.beta4.tar.gz80:http://www.mirrorservice.org/sites/www.sagemath.org/devel/sage-10.1.beta4.tar.gz61:http://mirrors.fe.up.pt/pub/sage/devel/sage-10.1.beta4.tar.gz60:http://ftp.ntua.gr/pub/sagemath/devel/sage-10.1.beta4.tar.gz57:http://sagemath.mirror.ac.za/devel/sage-10.1.beta4.tar.gz55:http://ftp.iitm.ac.in/sage/devel/sage-10.1.beta4.tar.gz69:http://www-ftp.lip6.fr/pub/math/sagemath/devel/sage-10.1.beta4.tar.gz62:http://mirror.clibre.uqam.ca/sage/devel/sage-10.1.beta4.tar.gz62:http://jambu.spms.ntu.edu.sg/sage/devel/sage-10.1.beta4.tar.gz68:http://sage.mirror.garr.it/mirrors/sage/devel/sage-10.1.beta4.tar.gz61:http://sage.Igor.onlineDirect.bg/devel/sage-10.1.beta4.tar.gz73:http://mirrors.tuna.tsinghua.edu.cn/sagemath/devel/sage-10.1.beta4.tar.gz72:http://ftp.tsukuba.wide.ad.jp/software/sage/devel/sage-10.1.beta4.tar.gz54:http://linorg.usp.br/sage/devel/sage-10.1.beta4.tar.gz64:http://mirrors.ustc.edu.cn/sagemath/devel/sage-10.1.beta4.tar.gz67:http://mirrors.hustunique.com/sagemath/devel/sage-10.1.beta4.tar.gz63:http://mirror.hust.edu.cn/sagemath/devel/sage-10.1.beta4.tar.gz48:http://sage.asis.io/devel/sage-10.1.beta4.tar.gz73:http://ftp.yz.yamagata-u.ac.jp/pub/math/sage/devel/sage-10.1.beta4.tar.gz73:http://mirrors-ru.go-parts.com/sage/sagemath/devel/sage-10.1.beta4.tar.gz74:http://mirrors-usa.go-parts.com/sage/sagemath/devel/sage-10.1.beta4.tar.gz73:http://mirrors-uk.go-parts.com/sage/sagemath/devel/sage-10.1.beta4.tar.gz56:http://mirrors.mit.edu/sage/devel/sage-10.1.beta4.tar.gzee