On Tue, 24 Oct 2006 06:37:09 -0500, David Harvey <[EMAIL PROTECTED]> wrote:
> > > On Oct 24, 2006, at 12:34 AM, Bill Hart wrote: > >> Now MAGMA uses SS/FFT down to degree 16 at least, for 1000 bit. >> >> But now they really screwed up their algorithm, because I can use >> MAGMA >> to multiply 2400 degree polynomials considerably faster than they >> do it >> themselves. > > I think part of the problem may be that they only tune their > algorithm crossover points for a specific architecture, and hope that > these are sensible settings for other architectures too. But this is > just speculation. That could be. If so, though, for various reasons I strongly suspect that architecture would be AMD Opterons, i.e., what sage.math is. William --~--~---------~--~----~------------~-------~--~----~ To post to this group, send email to sage-devel@googlegroups.com To unsubscribe from this group, send email to [EMAIL PROTECTED] For more options, visit this group at http://groups.google.com/group/sage-devel URLs: http://sage.scipy.org/sage/ and http://modular.math.washington.edu/sage/ -~----------~----~----~----~------~----~------~--~---