[sage-devel] Re: singular factorize *slow*

2007-11-23 Thread Joel B. Mohler
On Friday 23 November 2007 16:57, William Stein wrote: > Singular errors or not, Singular is really pitiful at this problem > compared to Magma -- which is what we should have as a baseline > for solid robust behavior in this case: > > In SAGE (via libsingular) on a 2.33Ghz laptop: > > sage: R. =

[sage-devel] Re: singular factorize *slow*

2007-11-23 Thread William Stein
On Nov 23, 2007 2:41 PM, Ondrej Certik <[EMAIL PROTECTED]> wrote: > > Wall time: 0.02 > > sage: time w = tt.Factorization() > > CPU times: user 0.00 s, sys: 0.00 s, total: 0.00 s > > Wall time: 0.01 > > sage: time w = tt.Factorization() > > CPU times: user 0.00 s, sys: 0.00 s, total: 0.00 s > > Wa

[sage-devel] Re: singular factorize *slow*

2007-11-23 Thread William Stein
On Nov 23, 2007 7:15 AM, Joel B. Mohler <[EMAIL PROTECTED]> wrote: > > On Fri, Nov 23, 2007 at 07:08:02AM -0800, mabshoff wrote: > > Hello Joel, > > > > > I'm also posting this > > > athttp://www.singular.uni-kl.de/forum/viewforum.php?f=10 > > > as soon as I get registered on the forum. > > > > >

[sage-devel] Re: singular factorize *slow*

2007-11-23 Thread Joel B. Mohler
On Fri, Nov 23, 2007 at 07:08:02AM -0800, mabshoff wrote: > Hello Joel, > > > I'm also posting this > > athttp://www.singular.uni-kl.de/forum/viewforum.php?f=10 > > as soon as I get registered on the forum. > > > > You don't need to be registered at the Singular forum in order to be > able to p

[sage-devel] Re: singular factorize *slow*

2007-11-23 Thread mabshoff
On Nov 23, 3:58 pm, "Joel B. Mohler" <[EMAIL PROTECTED]> wrote: > Hi, > > I've been noticing that singular's factoring is grotesquely slow at times. > What's really strange is that the speed fluctuates wildly. I've observed this > speed fluctuation other places in singular as well. I > foundh