[sage-support] Re: sage and FFTW

2009-01-15 Thread William Stein
On Thu, Jan 15, 2009 at 7:07 PM, mabshoff wrote: > > > > On Jan 15, 6:35 pm, doug5y wrote: > > Hi Doug, > >> It built ok and all test passed! ( sage --testall -long ). > > Cool. > >> Now I have to actually test weather fft's are that much faster. But >> that's not your problem. > > Well, please

[sage-support] Re: sage and FFTW

2009-01-15 Thread mabshoff
On Jan 15, 6:35 pm, doug5y wrote: Hi Doug, > It built ok and all test passed! ( sage --testall -long ). Cool. > Now I have to actually test weather fft's are that much faster. But > that's not your problem. Well, please let us know how it compares to the existing FFT code in Sage. I am not

[sage-support] Re: sage and FFTW

2009-01-15 Thread doug5y
It built ok and all test passed! ( sage --testall -long ). Now I have to actually test weather fft's are that much faster. But that's not your problem. Thanks again for you help! Cheers, Doug N On Jan 14, 7:53 pm, doug5y wrote: > I'm downloading the source for sage 3.2.3 right now, and will b

[sage-support] Re: sage and FFTW

2009-01-14 Thread doug5y
I'm downloading the source for sage 3.2.3 right now, and will build from source. I'll copy over the fftw lib's and includes as you indicated previously before I start the build. Thanks again for your help. I'll let you know how it goes. Cheers, Doug N On Jan 14, 7:22 pm, mabshoff wrote: > > >

[sage-support] Re: sage and FFTW

2009-01-14 Thread mabshoff
> but you will need to adjust for whatever spkgs are shipped with the > version of Sage you run. Note that you have to build numpy *before* > scipy. Forgot to add: You should be aware that forcing rebuild of numpy and scipy will break your Sage install if something goes wrong. If you are usin

[sage-support] Re: sage and FFTW

2009-01-14 Thread mabshoff
On Jan 14, 6:08 pm, doug5y wrote: > Well I've already got the fftw-devel package installed (for fedora ). > But are you saying I actually need to build FFTW from source? Not necessarily, but we don't pick up libraries from the system since Sage is self contained and the system libraries are of

[sage-support] Re: sage and FFTW

2009-01-14 Thread doug5y
Well I've already got the fftw-devel package installed (for fedora ). But are you saying I actually need to build FFTW from source? And how/where is $SAGE_LOCAL set? I've quickly looked through the top level makefile, the installation doc, the README and found nothing. TIA for your help. Doug N

[sage-support] Re: sage and FFTW

2009-01-14 Thread mabshoff
On Jan 14, 5:28 pm, doug5y wrote: > Hello, Hi Doug, > Please excuse this question if it's been asked before, I can't really > find any reference to it. > > My question is for sage 3.2.1 on Fedora 7. > > I'm wondering if there's a way to have sage build with FFTW included? > > I checked the "i