Re: [sage-combinat-devel] Re: the unfortunate case of affine type A twisted

2012-03-10 Thread Nicolas M. Thiery
Hi Anne, On Fri, Mar 09, 2012 at 04:09:13PM -0800, Anne Schilling wrote: Impressive patch! Thanks for working on this. :-) Thanks so much for your very useful and quick review. I really appreciate that! Followup on http://trac.sagemath.org/sage_trac/ticket/6588 Cheers,

Re: [sage-combinat-devel] Re: the unfortunate case of affine type A twisted

2012-03-10 Thread Nicolas M. Thiery
Christian: I had to slightly rebase trac_11187-finite_reflection_groups-cs.patch for the doctests I just added to apply_simple_reflection and friends. Cheers, Nicolas -- Nicolas M. Thiéry Isil nthi...@users.sf.net http://Nicolas.Thiery.name/ -- You received this

Re: [sage-combinat-devel] Re: the unfortunate case of affine type A twisted

2012-03-10 Thread Christian Stump
Hi -- as you are currently discussing root systems (including 6588, thanks a lot for working on that!): here are some issues that made it very hard for me to work with root systems for finite reflection groups: # the first and the second seem to behave very differently: sage: x =

[sage-combinat-devel] B-matrix class of finite type cluster algebras

2012-03-10 Thread Salvatore Stella
Dear all, I am running Sage Version 4.8 with combinat compiled 3 days ago. I was trying to compute the class of extended B-matices for the principal coefficients cluster algebra of type $E_8$ and I got the following error. sage: S=ClusterSeed(['E',8]) sage:

Re: [sage-combinat-devel] B-matrix class of finite type cluster algebras

2012-03-10 Thread Christian Stump
Dear Salvatore,        sage: S=ClusterSeed(['E',8])        sage: T=S.principal_extension()        sage: T.b_matrix_class() that was a bug in our code (that was there actually from the beginning on). I hope I fixed it; I pushed the changes, could you please recheck that you get the right

Re: [sage-combinat-devel] B-matrix class of finite type cluster algebras

2012-03-10 Thread Salvatore Stella
Dear Christian, at the moment I am unable to pull: the update fails when applying trac_6588-categories-root_systems-review-nt.patch which was pushed to the queue some hours ago. I will try again shortly and report back. Thank you for the quick fix S. * Christian Stump christian.st...@gmail.com

Re: [sage-combinat-devel] B-matrix class of finite type cluster algebras

2012-03-10 Thread VulK
Sorry I meant there are problem applying trac_6588-categories-root_systems-review-nt.patch S. * Christian Stump christian.st...@gmail.com [2012-03-10 18:43:30]: Dear Salvatore,        sage: S=ClusterSeed(['E',8])        sage: T=S.principal_extension()        sage: T.b_matrix_class()

Re: [sage-combinat-devel] Re: the unfortunate case of affine type A twisted

2012-03-10 Thread Anne Schilling
Hi Christian, as you are currently discussing root systems (including 6588, thanks a lot for working on that!): here are some issues that made it very hard for me to work with root systems for finite reflection groups: # the first and the second seem to behave very differently: sage: x =

Re: [sage-combinat-devel] Re: sage.combinat.sf.sf into the reference manual?

2012-03-10 Thread Florent Hivert
On Fri, Mar 09, 2012 at 04:47:50PM +0100, Nicolas M. Thiery wrote: On Fri, Mar 09, 2012 at 06:51:15AM -0800, Simon King wrote: Still: Is there a list of available markups? Florent? Standard ReST markup: http://docutils.sourceforge.net/docs/ref/rst/directives.html Sphinx specific markup:

Re: [sage-combinat-devel] B-matrix class of finite type cluster algebras

2012-03-10 Thread Salvatore Stella
Dear Christian, I can confirm that your patch does the job. It took me some time to veryfy because I had to install sage 5 (the patch trac_6588-categories-root_systems-review-nt.patch does not apply to 4.8 (even to a clean install) Thank you S. * Christian Stump christian.st...@gmail.com

[sage-combinat-devel] Re: sage.combinat.sf.sf into the reference manual?

2012-03-10 Thread Simon King
Hi Florent, On 10 Mrz., 10:07, Florent Hivert florent.hiv...@lri.fr wrote: Standard ReST markup: http://docutils.sourceforge.net/docs/ref/rst/directives.html Sphinx specific markup: http://sphinx.pocoo.org/markup/index.html Thank you! Simon -- You received this message because you are

[sage-devel] Re: Making simplification safe

2012-03-10 Thread rjf
You pretty much are missing the boat on what to do here. You seem to think you are constrained to return something that Maxima returns, and simultaneously think that you are building some kind of new mathematical correct system. There are two branches to the square root. If you want to

[sage-devel] Re: Wolfram on Reddit

2012-03-10 Thread rjf
If you want a free open-source implementation of the language (without most of the mathematical commands) you can use the one I wrote in Lisp. Mock MMA.. It is not a simple language. One does not often start with a complicated language and add to it and make it simpler. RJF On Monday,

[sage-devel] distutils versus setuptools for the Sage library (was Re: Segregating development from production)

2012-03-10 Thread William Stein
On Fri, Mar 9, 2012 at 11:17 PM, Keshav Kini keshav.k...@gmail.com wrote: Jeroen Demeyer jdeme...@cage.ugent.be writes: On 2012-03-09 15:48, Keshav Kini wrote: I'm probably missing something obvious, but why do you need a repository in order to apply a patch to files? Doesn't `patch` work

Re: [sage-devel] distutils versus setuptools for the Sage library (was Re: Segregating development from production)

2012-03-10 Thread Julien Puydt
Le samedi 10 mars, William Stein a écrit: I would like to make this change sometime in the next few months. If anybody has any thoughts, feel free to share. You already had my mind with your explanations, but the reduce the use of disk space by several hundred megabytes totally stole my heart.

Re: [sage-devel] Re: Making simplification safe

2012-03-10 Thread Michael Orlitzky
On 03/10/2012 08:32 AM, rjf wrote: You pretty much are missing the boat on what to do here. You seem to think you are constrained to return something that Maxima returns, and simultaneously think that you are building some kind of new mathematical correct system. There are two branches to the

[sage-devel] Sphinx extlinks

2012-03-10 Thread Michael Orlitzky
Did we ever get :trac:, :ticket:, or something similar? -- 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/sage-devel

[sage-devel] python3

2012-03-10 Thread William Stein
Hi, Have you ever wondered how difficult it might be to switch Sage from Python 2.7 to Python 3.x? Some students in my course made a webpage that summarizes the Python 3 support status of the Python packages that Sage depends on:

[sage-devel] Re: distutils versus setuptools for the Sage library

2012-03-10 Thread Keshav Kini
William Stein wst...@gmail.com writes: On Fri, Mar 9, 2012 at 11:17 PM, Keshav Kini keshav.k...@gmail.com wrote: Jeroen Demeyer jdeme...@cage.ugent.be writes: On 2012-03-09 15:48, Keshav Kini wrote: I'm probably missing something obvious, but why do you need a repository in order to apply a

[sage-devel] Re: Sphinx extlinks

2012-03-10 Thread Keshav Kini
Michael Orlitzky mich...@orlitzky.com writes: Did we ever get :trac:, :ticket:, or something similar? Yup - http://trac.sagemath.org/sage_trac/ticket/12490 was merged in 5.0.beta4. -Keshav Join us in #sagemath on irc.freenode.net ! -- To post to this group, send an email to

[sage-devel] Re: python3

2012-03-10 Thread Jason Grout
On 3/10/12 9:56 AM, William Stein wrote: Hi, Have you ever wondered how difficult it might be to switch Sage from Python 2.7 to Python 3.x? Some students in my course made a webpage that summarizes the Python 3 support status of the Python packages that Sage depends on:

Re: [sage-devel] Re: python3

2012-03-10 Thread William Stein
On Sat, Mar 10, 2012 at 8:09 AM, Jason Grout jason-s...@creativetrax.com wrote: On 3/10/12 9:56 AM, William Stein wrote: Hi, Have you ever wondered how difficult it might be to switch Sage from Python 2.7 to Python 3.x?  Some students in my course made a webpage that summarizes the Python 3

[sage-devel] Re: python3

2012-03-10 Thread Keshav Kini
William Stein wst...@gmail.com writes: Hi, Have you ever wondered how difficult it might be to switch Sage from Python 2.7 to Python 3.x? Some students in my course made a webpage that summarizes the Python 3 support status of the Python packages that Sage depends on:

Re: [sage-devel] Re: python3

2012-03-10 Thread William Stein
On Sat, Mar 10, 2012 at 8:16 AM, Keshav Kini keshav.k...@gmail.com wrote: William Stein wst...@gmail.com writes: Hi, Have you ever wondered how difficult it might be to switch Sage from Python 2.7 to Python 3.x?  Some students in my course made a webpage that summarizes the Python 3 support

Re: [sage-devel] Re: Sphinx extlinks

2012-03-10 Thread Michael Orlitzky
On 03/10/2012 11:01 AM, Keshav Kini wrote: Michael Orlitzkymich...@orlitzky.com writes: Did we ever get :trac:, :ticket:, or something similar? Yup - http://trac.sagemath.org/sage_trac/ticket/12490 was merged in 5.0.beta4. Sweet, I tried it before asking but forgot the backticks. Looks

Re: [sage-devel] Making simplification safe

2012-03-10 Thread Michael Orlitzky
On 03/04/2012 07:12 PM, Michael Orlitzky wrote: simplify ... 2. We can replace the existing simplify with, simplify_factorial - simplify_trig - simplify_rational - simplify_log which seem to be safe in practice. I like this, because it does actually try to simplify

Re: [sage-devel] Re: Wolfram on Reddit

2012-03-10 Thread David Kirkby
On 10 March 2012 13:53, rjf fate...@gmail.com wrote: If you want a free open-source implementation of the language (without most of the mathematical commands) you can use the one I wrote in Lisp.  Mock MMA.. It is not a simple language.  One does not often start with a complicated language

Re: [sage-devel] Wolfram on Reddit

2012-03-10 Thread William Stein
On Saturday, March 10, 2012, David Kirkby david.kir...@onetel.net wrote: On 10 March 2012 13:53, rjf fate...@gmail.com wrote: If you want a free open-source implementation of the language (without most of the mathematical commands) you can use the one I wrote in Lisp. Mock MMA.. It is not

Re: [sage-devel] Wolfram on Reddit

2012-03-10 Thread Dr. David Kirkby
On 03/10/12 06:27 PM, William Stein wrote: On Saturday, March 10, 2012, David Kirkbydavid.kir...@onetel.net wrote: On 10 March 2012 13:53, rjffate...@gmail.com wrote: If you want a free open-source implementation of the language (without most of the mathematical commands) you can use the

Re: [sage-devel] python3

2012-03-10 Thread Fernando Perez
On Sat, Mar 10, 2012 at 7:56 AM, William Stein wst...@gmail.com wrote: Interesting examples:    * Matplotlib doesn't support Python 3.x at all yet. The released version of mpl doesn't, but all the py3 branch has already been merged into git master. I haven't used it extensively, but in light

[sage-devel] Re: Error installing visualization software on OS X

2012-03-10 Thread Dima Pasechnik
In gmane.comp.mathematics.sage.support, you wrote: --Apple-Mail-6-908507845 Content-Type: text/plain; charset=ISO-8859-1 I want to install the visualization toolkit vtk into my sage on OS X 10.6.8. I am running sage 4.8. Attempting to follow the instructions on

[sage-devel] Re: Error installing visualization software on OS X

2012-03-10 Thread Dima Pasechnik
On Sunday, 11 March 2012 13:21:33 UTC+8, Dima Pasechnik wrote: In gmane.comp.mathematics.sage.support, you wrote: --Apple-Mail-6-908507845 Content-Type: text/plain; charset=ISO-8859-1 I want to install the visualization toolkit vtk into my sage on OS X 10.6.8. I am running sage 4.8.