Re: Mathematica 5: Integration bug in quadratic found by the GEMM machine

*To*: mathgroup at smc.vnet.net*Subject*: [mg46934] Re: Mathematica 5: Integration bug in quadratic found by the GEMM machine*From*: ankowar at yahoo.com (Andy Kowar)*Date*: Tue, 16 Mar 2004 19:54:58 -0500 (EST)*References*: <c33da8$fsi$1@smc.vnet.net> <c36b6v$s1m$1@smc.vnet.net>*Sender*: owner-wri-mathgroup at wolfram.com

lalu_bhatt at yahoo.com (Bhuvanesh) wrote in message news:<c36b6v$s1m$1 at smc.vnet.net>... > Vladimir Bondarenko <vvb at mail.strace.net> wrote: > > $Version > > > > 5.0 for Microsoft Windows (June 11, 2003) > > > > Integrate[1/(-2 z^2 + 3 z - 1), {z, -1, 0}] > > > > Log[3/2] // invalid answer > > > > 0.405465 > > > > NIntegrate[1/(-2*z^2 + 3*z - 1), {z, -1, 0}] > > > > -0.405465 > > This is fixed in version 5.0.1. Does Wolfram offer a patch or free upgraid to 5.0.1? AK > > In[1]:= {$Version, $ReleaseNumber} > > Out[1]= {5.0 for Linux (November 18, 2003), 1} > > In[2]:= Integrate[1/(-2 z^2 + 3 z - 1), {z, -1, 0}] > > 3 > Out[2]= -Log[-] > 2 > > In[3]:= N[%] > > Out[3]= -0.405465