[sage-devel] Re: Where should I write this combinatorics function ?

2009-11-20 Thread Nathann Cohen
Here it is !! :-) http://trac.sagemath.org/sage_trac/ticket/7492 Nathann On Nov 20, 8:36 am, Nathann Cohen wrote: > I first thought about your second option, but as Sage has already a > permutation class, plus a .to_matrix() method to obtain the matrix > back, I'll go for 1, playing the coward

Re: Re: [sage-devel] Re: Not receiving emails about trac items where I'm CC'ed

2009-11-20 Thread Martin Albrecht
> But adding just my user name does not result in any updates being > emailed to me. Then you need to update your username's e-mail address. IIRC you have to contact the Trac admin for that (William, Minh, Harald?) Martin -- name: Martin Albrecht _pgp: http://pgp.mit.edu:11371/pks/lookup?op=ge

Re: [sage-devel] Re: Where should I write this combinatorics function ?

2009-11-20 Thread Nicolas M. Thiery
On Fri, Nov 20, 2009 at 01:29:16AM -0800, Nathann Cohen wrote: > Here it is !! :-) > > http://trac.sagemath.org/sage_trac/ticket/7492 Cool, thanks! I would return the result as an element of: CombinatorialFreeModule(Permutations(n), F) where n is the size of the matrix, and F its ground

Re: [sage-devel] Feature request for sagetex

2009-11-20 Thread Nicolas M. Thiery
Hi Dan! On Wed, Nov 18, 2009 at 09:10:20AM +0900, Dan Drake wrote: > On Tue, 17 Nov 2009 at 11:32PM +0100, Nicolas M. Thiery wrote: > > I have a feature request: an environment where I could use the same > > syntax as in usual doctests (without the sage results): > > > > \begin{sageexam

Re: [sage-devel] Re: Generation of posets...

2009-11-20 Thread Nicolas M. Thiery
On Thu, Nov 19, 2009 at 08:42:54PM -0600, Jason Grout wrote: > Tom Boothby wrote: > > On Thu, Nov 19, 2009 at 4:14 PM, Florent Hivert > > wrote: > >> Hi Jason, > >> > I'd like to generate all partially ordered sets of a given cardinality > upto > isomorphisms... They are in bi

[sage-devel] Re: Sage Survey 2009

2009-11-20 Thread Harald Schilly
On Nov 20, 8:04 am, Peter Jeremy wrote: > My initial comment is that making virtually every question mandatory > is likely to turn people off or make them pick random answers to > questions they don't want to answer. The last year I thought this too, but turns out most of the answers were not ran

Re: [sage-devel] Re: Sage Survey 2009

2009-11-20 Thread William Stein
On Fri, Nov 20, 2009 at 3:07 AM, Harald Schilly wrote: > On Nov 20, 8:04 am, Peter Jeremy wrote: >> My initial comment is that making virtually every question mandatory >> is likely to turn people off or make them pick random answers to >> questions they don't want to answer. > > The last year I

Re: [sage-devel] wolfram alpha api

2009-11-20 Thread Dr. David Kirkby
Jason Grout wrote: > Has anyone applied for a wolfram alpha api id for Sage? > > http://www.wolframalpha.com/developers.html > > It seems pretty natural to have a Sage interface to Wolfram Alpha. > > Thanks, > > Jason > It would be an interesting request! Dave. -- To post to this group, s

[sage-devel] A Sage NSF proposal to the Computational Mathematics Program

2009-11-20 Thread William Stein
Hi, Me and several people have been putting together a proposal to this NSF program: http://www.nsf.gov/funding/pgm_summ.jsp?pims_id=5390 I currently have a grant from them for Sage that will expire soon, and would like another one :-) This time, we're applying for 4 Sage Days workshops a

Re: [sage-devel] Feature request for sagetex

2009-11-20 Thread Dan Drake
On Fri, 20 Nov 2009 at 11:16AM +0100, Nicolas M. Thiery wrote: > > In Python, I could so something like > > > > the_verbatim_line.replace('sage: ', '', 1) > > > > but LaTeX does not make string handling easy. > > Precisely. So it sounds tempting to have latex write a quoted string > in the

[sage-devel] Magma false is true

2009-11-20 Thread Kiran Kedlaya
This is now ticket #7504. sage: bool(pari(False)) False sage: bool(gap(False)) False sage: bool(maxima(False)) False sage: bool(maple(False)) False sage: bool(mathematica(False)) False sage: bool(magma(False)) True Kiran -- To post to this group, send an email to sage-devel@googlegroups.com To

[sage-devel] SeLinux alert

2009-11-20 Thread achrzesz
Hello Can I ignore the SeLinux alert which I obtain from time to time starting sage 4.2.1 compiled from sources in Fedora 12 on QuadCore 2.4GHz, 4GB RAM Podsumowanie: (Summary:) SELinux is preventing /home/andy/Pobrane/sage-4.2.1/local/bin/python from making the program stack executable. Szczegó

[sage-devel] Re: A Sage NSF proposal to the Computational Mathematics Program

2009-11-20 Thread ulfarsson
Hi. I read through and made some comments into the PDF with Skim on Mac OS X. I'll send it to you via email. Henning On Nov 20, 12:24 pm, William Stein wrote: > Hi, > > Me and several people have been putting together a proposal to this NSF > program: > >      http://www.nsf.gov/funding/pgm_sum

[sage-devel] Re: [sage-combinat-devel] Categories: final report!

2009-11-20 Thread Daniel Bump
> This is my final status report for the category patches: > > Yiiippeee! +1 > Mike just merged them today in Sage 4.3-alpha0, together with one year > of hard work worth of feature-full patches around root systems, Weyl > characters, symmetric

[sage-devel] Re: [sage-combinat-devel] Categories: final report!

2009-11-20 Thread Martin Rubey
"Nicolas M. Thiery" writes: > Dear category fans, dear Sage-Combinat developers, > > This is my final status report for the category patches: > > Yiiippeee! factorial(Congratulations) I should say to live up to the cliché... Martin -- To post t

[sage-devel] Re: Where should I write this combinatorics function ?

2009-11-20 Thread Nathann Cohen
Thanks for the information ! I just updated my patch ;-) Nathann -- To post to this group, send an email to sage-devel@googlegroups.com To unsubscribe from this group, send an email to sage-devel-unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/s

[sage-devel] Need reviewer for two small scripts I have no idea where to put!

2009-11-20 Thread Dr. David Kirkby
I've created a couple of scripts which can check what compiler the variables CC and CXX refer to. They are a bit more complex than the usual things that grep the output, as these check what the pre-processor defines. As such, they should be very reliable indicators. For example, setting CC=tar

[sage-devel] limited RealField exponents

2009-11-20 Thread Jason Grout
I'm teaching numerical analysis next semester, so I'm investigating how we can use Sage's great support for specifying precision to explain some topics. I'd like to limit the exponents that a number in a RealField can have (for example, the exponent must be 0, 1, or -1. I see that mpfr suppor

Re: [sage-devel] SeLinux alert

2009-11-20 Thread Thierry Dumont
achrzesz a écrit : > Hello > Can I ignore the SeLinux alert which I obtain from time to time > starting sage 4.2.1 compiled from sources in Fedora 12 on QuadCore > 2.4GHz, 4GB RAM > > I do not have an answer to your question. But do you plan to use SELinux for securing Sage? (a Sage server ?). T

Re: [sage-devel] Need reviewer for two small scripts I have no idea where to put!

2009-11-20 Thread Mike Hansen
On Sat, Nov 21, 2009 at 1:18 AM, Dr. David Kirkby wrote: > I think the scripts need to go to SAGE_LOCAL/bin, but I've no idea where in > the > Sage source they should be placed. There is a repository in $SAGE_LOCAL/bin (the scripts repository) that they can be checked into. --Mike -- To post

[sage-devel] Re: SeLinux alert

2009-11-20 Thread Jaap Spies
achrzesz wrote: > Hello > Can I ignore the SeLinux alert which I obtain from time to time > starting sage 4.2.1 compiled from sources in Fedora 12 on QuadCore > 2.4GHz, 4GB RAM > I always disable SeLinx on my home computers or set it in permissive mode. Jaap -- To post to this group, send an

[sage-devel] patch in trac # 4644 not in sage-4.2.1 ???

2009-11-20 Thread Mariah Lenox
Sage Developers, trac # 4644 has a patch that I wrote to deal with several problems with 'sage -sh'. It is listed as fixed in 4.2. Yet sage-4.2.1 does not seem to have the patch. Did I miss a discussion about this issue that caused my patch to be reverted? -- Mariah -- To post to this group

Re: [sage-devel] patch in trac # 4644 not in sage-4.2.1 ???

2009-11-20 Thread Minh Nguyen
Hi Mariah, On Sat, Nov 21, 2009 at 7:09 AM, Mariah Lenox wrote: > Sage Developers, > > trac # 4644 has a patch that I wrote to deal with > several problems with 'sage -sh'. It is listed > as fixed in 4.2. > > Yet sage-4.2.1 does not seem to have the patch. I just confirmed that ticket #4644 [1]

Re: [sage-devel] Need reviewer for two small scripts I have no idea where to put!

2009-11-20 Thread David Kirkby
2009/11/20 Mike Hansen : > On Sat, Nov 21, 2009 at 1:18 AM, Dr. David Kirkby > wrote: >> I think the scripts need to go to SAGE_LOCAL/bin, but I've no idea where in >> the >> Sage source they should be placed. > > There is a repository in $SAGE_LOCAL/bin (the scripts repository) that > they can b

Re: [sage-devel] limited RealField exponents

2009-11-20 Thread Tom Boothby
""" If the user changes the exponent range, it is her/his responsibility to check that all current floating-point variables are in the new allowed range (for example using mpfr_check_range), otherwise the subsequent behavior will be undefined, in the sense of the ISO C standard. """ This looks dau