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Re: Eigensystem bug in Mathematica 5.0 (fixed in 5.0.1)
"Marcus Stollsteimer" wrote >for those of you that work with complex matrices and >have not upgraded to 5.0.1 so far, this might be interesting: > >Eigensystem does not give the correct eigenvalues / >eigenvectors for complex matrices bigger than 256x256. > >(this bug has been reported to WRI and is fixed in 5.0.1) I wonder if someone in WRI could shed some light on the reason that allegedly made this a bug only on Pentiums and not on AMD's processors. Was the code detecting the CPU type and using the SSE instructions (faster but with lower internal precision w.r.t. the 80 bit x87 FPU operations)? I am insolently curious. : ) cheers, Peltio invalid address in reply-to. Crafty demunging required to mail me.