Re: Issue 1694 in sympy: solve has many issues with fractions

2010-07-02 Thread sympy
Updates: Cc: asmeurer Comment #40 on issue 1694 by ondrej.certik: solve has many issues with fractions http://code.google.com/p/sympy/issues/detail?id=1694 The patch looks ok to me. Aaron, what do you think? -- You received this message because you are subscribed to the Google

Re: Issue 1694 in sympy: solve has many issues with fractions

2010-07-02 Thread sympy
Updates: Labels: -NeedsReview PassedReview Comment #41 on issue 1694 by asmeurer: solve has many issues with fractions http://code.google.com/p/sympy/issues/detail?id=1694 It looks good to me. I like the strategy used for checksol(). My only worry is that it could slow down solve()

[Solver] Fix issue 1694

2010-07-02 Thread nico
Hi, patch for issue 1694 needs review. It enhances solver capabilities and fix issues concerning fractions : ex: solve(1/x, x) [] solve(ln(x)/x, x) [1] solve(ln(x)/(x-1), x) [] Thanks, Nicolas -- You received this message because you are subscribed to the Google Groups sympy-patches

Re: Hilbert Space Review

2010-07-02 Thread Øyvind Jensen
to., 01.07.2010 kl. 12.28 -0500, skrev Brian Granger: On Tue, Jun 29, 2010 at 5:10 PM, Øyvind Jensen jensen.oyv...@gmail.com wrote: ti., 29.06.2010 kl. 11.26 -0700, skrev Matt Curry: Hello, I've been working on implementing Hilbert spaces in SymPy. I have created/improved two files

Re: [Solver] Fix issue 1694

2010-07-02 Thread Ondrej Certik
On Thu, Jul 1, 2010 at 11:44 PM, nico nicolas.pource...@gmail.com wrote: Hi, patch for issue 1694 needs review. It enhances solver capabilities and fix issues concerning fractions : ex: solve(1/x, x)  [] solve(ln(x)/x, x)  [1] solve(ln(x)/(x-1), x)  [] Thanks, Thanks, I replied in

Re: Lambdify namespace order bugfix

2010-07-02 Thread Ondrej Certik
Hi Matthew! On Thu, Jul 1, 2010 at 1:53 PM, Matthew Brett matthew.br...@gmail.com wrote: Hi, I posted to report a problem with lambdify and namespaces to the sympy mailing list a while ago: http://groups.google.com/group/sympy/browse_thread/thread/bb2c16413c49b6f9?fwc=2 but was stirred by

Re: Fix issue 1694

2010-07-02 Thread smichr
patch for issue 1694 needs review. It enhances solver capabilities and fix issues concerning fractions : I would like a chance to review this...I can do so in about 8 hours. -- You received this message because you are subscribed to the Google Groups sympy-patches group. To post to this

[sympy] Re: Lambdify, namespaces, puzzling

2010-07-02 Thread Matthew Brett
Hi, The problem is that, if I pass a dictionary, and a module, as a namespace, to sympy lambdify, then I can apparently overwrite the namespace of a function that has already been instantiated.     I realize that's not very clear, but I hope this script helps to explain: n1 = {'f': lambda

Re: [sympy] Re: git.sympy.org

2010-07-02 Thread Ondrej Certik
Hi, I just read this: http://github.com/blog/674-introducing-organizations citing: or needed to give someone else administrative control over one of your repositories,, which is exactly what I want. I am proposing that we move our official repository to github. Is anyone against? Technically,

Re: [sympy] Re: git.sympy.org

2010-07-02 Thread Aaron S. Meurer
On Jul 2, 2010, at 5:41 PM, Ondrej Certik wrote: Hi, I just read this: http://github.com/blog/674-introducing-organizations citing: or needed to give someone else administrative control over one of your repositories,, which is exactly what I want. I am proposing that we move our

Re: [sympy] Re: git.sympy.org

2010-07-02 Thread Ondrej Certik
On Fri, Jul 2, 2010 at 8:28 PM, Aaron S. Meurer asmeu...@gmail.com wrote: On Jul 2, 2010, at 5:41 PM, Ondrej Certik wrote: Hi, I just read this: http://github.com/blog/674-introducing-organizations citing: or needed to give someone else administrative control over one of your

[sympy] SymPy Cache

2010-07-02 Thread Christian Muise
Hello everyone, I was hoping to get some input on people's thoughts regarding the SymPy cache. In the branch I have going to remove the old assumption system, I run into the problem of equations being simplified under a certain set of assumptions, and then retrieved later on when those