[sage-combinat-devel] Big cleanup in partitions and permutations

2011-04-11 Thread Florent Hivert
Hi Everybody, In the forthcoming days, taking change of my vacation and the sage-days 30, I'll start a big cleanup in Partition and Permutation. The goals of this cleanup are the following: - use a much more compact and memory efficient C/Cython data structure; - allows to cythonize

Re: [sage-devel] Please check a new singular package with gcc 4.6.0

2011-04-11 Thread Dr. David Kirkby
On 04/ 9/11 07:45 PM, Francois Bissey wrote: On 04/ 9/11 11:05 AM, Dr. David Kirkby wrote: I've found after installing the following 3 files http://boxen.math.washington.edu/home/kirkby/patches/singular-3-1-1-4.p5.sp kg http://sage.math.washington.edu/home/dreyer/spkg/polybori-0.7.0.p2.spkg

[sage-devel] gcc 4.6.0 issues

2011-04-11 Thread Dr. David Kirkby
The latest stable release of gcc is 4.6.0. Does anyone know of any problems building Sage apart from these 4 I am aware of. 1) Singular fails to build http://trac.sagemath.org/sage_trac/ticket/11084 2) Lcalc fails to build http://trac.sagemath.org/sage_trac/ticket/10892 (merged in

Re: [sage-devel] gcc 4.6.0 issues

2011-04-11 Thread Paulo César Pereira de Andrade
2011/4/11 Dr. David Kirkby david.kir...@onetel.net: The latest stable release of gcc is 4.6.0. Does anyone know of any problems building Sage apart from these 4 I am aware of. 1) Singular fails to build http://trac.sagemath.org/sage_trac/ticket/11084 It is working for me in Mandriva, but

[sage-devel] Re: Of powersets and subsets

2011-04-11 Thread Jason Grout
On 4/10/11 11:47 PM, Tom Boothby wrote: On Sun, Apr 10, 2011 at 1:10 PM, Stefan van Zwam stefanvanz...@gmail.com wrote: 3) ??? Option 3: rejoice, the work has been done for you! http://www.sagemath.org/doc/reference/sage/misc/bitset.html Just FYI, you can see extensive use of bitsets in

Re: [sage-devel] Re: Patch submitting procedures

2011-04-11 Thread Jeroen Demeyer
On 2011-03-29 14:26, Jason Grout wrote: If the script automatically prepended: Trac #: to the start of every commit message, then: Done for sage-4.7.alpha5 Of course you get lots of silly commit messages like Trac #11141: #11141: add PolyGUI and cygdb to SAGE_LOCAL/bin/.hgignore --

[sage-devel] Re: Patch submitting procedures

2011-04-11 Thread Jason Grout
On 4/11/11 8:45 AM, Jeroen Demeyer wrote: On 2011-03-29 14:26, Jason Grout wrote: If the script automatically prepended: Trac #: to the start of every commit message, then: Done for sage-4.7.alpha5 Of course you get lots of silly commit messages like Trac #11141: #11141: add PolyGUI

Re: [sage-devel] Re: Patch submitting procedures

2011-04-11 Thread Jeroen Demeyer
On 2011-04-11 16:03, Jason Grout wrote: Of course, temporarily the script could see if there was a ticket number already starting the commit message, maybe a regular expression something like (note: I haven't tested the following; it's likely that I'm misremembering regexp syntax):

[sage-devel] Re: Of powersets and subsets

2011-04-11 Thread Stefan
Hi! I am working with several people on software for doing matroid theory. All hail Caesar !! Hail !! Hail !! Oh dear. And here I was, thinking this Sage development was a wonderfully democratic process... Now how do I solve this problem? There seem to be several options: 1) Sacrifice

[sage-devel] Re: Of powersets and subsets

2011-04-11 Thread Jason Grout
On 4/11/11 2:35 PM, Stefan wrote: I did not manage to create a meaningful version of this example using Bitsets, since they don't support an optimized subsets() method. The Bitsets class was created to support the python set api, which doesn't include a subsets() method. Patches are welcome

[sage-devel] Re: Cannot evaluate symbolic expression numerically

2011-04-11 Thread kcrisman
it works if you use a python function: def z(x):     return ((floor(log(x,10)))+1)*(1+x-((10^floor(log(x,10) for some reason it does not evaluate floor when evaluating symbolic functions. This is because floor?? says that #. If none of the above work, Sage returns a

[sage-devel] spam trac tickets: 11171 and others

2011-04-11 Thread Dan Drake
Can someone with admin rights on the trac server delete those tickets? http://trac.sagemath.org/sage_trac/ticket/11171 and the tickets following are all spam. BTW, I noticed this because of the sagebot in the #sagemath IRC channel, which reports tickets created. Nice work, whoever set that up.

[sage-devel] Re: spam trac tickets: 11171 and others

2011-04-11 Thread Dan Drake
On Tue, 12 Apr 2011 at 12:10PM +0900, Dan Drake wrote: Can someone with admin rights on the trac server delete those tickets? http://trac.sagemath.org/sage_trac/ticket/11171 and the tickets following are all spam. BTW, if someone could give me admin rights on trac, I'll delete these

Re: [sage-devel] spam trac tickets: 11171 and others

2011-04-11 Thread Dr. David Kirkby
On 04/12/11 04:10 AM, Dan Drake wrote: Can someone with admin rights on the trac server delete those tickets? http://trac.sagemath.org/sage_trac/ticket/11171 I wish I knew how to. I have admin rights, but don't see a way to delete individual tickets. Dave -- To post to this group, send an

Re: [sage-devel] spam trac tickets: 11171 and others

2011-04-11 Thread Dr. David Kirkby
On 04/12/11 05:16 AM, Dr. David Kirkby wrote: On 04/12/11 04:10 AM, Dan Drake wrote: Can someone with admin rights on the trac server delete those tickets? http://trac.sagemath.org/sage_trac/ticket/11171 I wish I knew how to. I have admin rights, but don't see a way to delete individual

Re: [sage-devel] spam trac tickets: 11171 and others

2011-04-11 Thread Keshav Kini
On Tuesday, April 12, 2011 12:16:48 PM UTC+8, Dr. David Kirkby wrote: I wish I knew how to. I have admin rights, but don't see a way to delete individual tickets. Dave Well, this appears to be an option: http://trac.edgewall.org/wiki/TracFaq#is-there-any-way-to-remove-tickets . Also, the