Re: Issue 3405 in sympy: simplify matrix no return value

2012-09-24 Thread sympy
Comment #2 on issue 3405 by svhb1...@gmail.com: simplify matrix no return value http://code.google.com/p/sympy/issues/detail?id=3405 Agree, but the doc string says that the matrix is returned. So if the matrix is simplified in place (what I consider as the good point), it can be returned

Re: Issue 3405 in sympy: Add simplify keyword to inv

2012-09-24 Thread sympy
Updates: Summary: Add simplify keyword to inv Status: Valid Labels: -Priority-Low Priority-Medium Matrices Comment #3 on issue 3405 by asmeu...@gmail.com: Add simplify keyword to inv http://code.google.com/p/sympy/issues/detail?id=3405 I guess we can add the simplify

Re: Issue 3393 in sympy: Equals passing None to Evalf / Evalf errors

2012-09-24 Thread sympy
Updates: Cc: asmeu...@gmail.com Comment #3 on issue 3393 by julien.r...@gmail.com: Equals passing None to Evalf / Evalf errors http://code.google.com/p/sympy/issues/detail?id=3393 This looks fine. Should this be against 0.7.2? -- You received this message because you are subscribed

Re: Issue 2432 in sympy: Tests without assert

2012-09-24 Thread sympy
Updates: Status: Started Owner: julien.r...@gmail.com Comment #3 on issue 2432 by julien.r...@gmail.com: Tests without assert http://code.google.com/p/sympy/issues/detail?id=2432 (No comment was entered for this change.) -- You received this message because you are subscribed

Re: Issue 3393 in sympy: Equals passing None to Evalf / Evalf errors

2012-09-24 Thread sympy
Comment #4 on issue 3393 by smi...@gmail.com: Equals passing None to Evalf / Evalf errors http://code.google.com/p/sympy/issues/detail?id=3393 If it fixes something and 0.7.2 hasn't shipped yet, IMO it should be in. So I will make a request to 0.7.2 and commit. -- You received this

Re: Issue 3393 in sympy: Equals passing None to Evalf / Evalf errors

2012-09-24 Thread sympy
Updates: Status: Fixed Comment #5 on issue 3393 by smi...@gmail.com: Equals passing None to Evalf / Evalf errors http://code.google.com/p/sympy/issues/detail?id=3393 Thanks for looking this over, Julien. It is in. -- You received this message because you are subscribed to the Google

Re: Issue 3405 in sympy: Add simplify keyword to inv

2012-09-24 Thread sympy
Comment #4 on issue 3405 by smi...@gmail.com: Add simplify keyword to inv http://code.google.com/p/sympy/issues/detail?id=3405 The simplify function cannot be applied to matrices at present. You are quoting that function's docstring, not the docstring of Matrix.simplify -- the method --

Re: Issue 3405 in sympy: Add simplify keyword to inv

2012-09-24 Thread sympy
Comment #5 on issue 3405 by svhb1...@gmail.com: Add simplify keyword to inv http://code.google.com/p/sympy/issues/detail?id=3405 I'm quoting the docstring found in matrices.py, from the simplify method in the matrix class... probably just a copy-paste left over... or a misunderstanding from

Re: Issue 3405 in sympy: Add simplify keyword to inv

2012-09-24 Thread sympy
Comment #6 on issue 3405 by asmeu...@gmail.com: Add simplify keyword to inv http://code.google.com/p/sympy/issues/detail?id=3405 Clearly return was misplaced here. -- You received this message because you are subscribed to the Google Groups sympy-issues group. To post to this group, send

Re: Issue 3393 in sympy: Equals passing None to Evalf / Evalf errors

2012-09-24 Thread sympy
Updates: Cc: asmeu...@gmail.com Comment #3 on issue 3393 by julien.r...@gmail.com: Equals passing None to Evalf / Evalf errors http://code.google.com/p/sympy/issues/detail?id=3393 This looks fine. Should this be against 0.7.2? -- You received this message because you are subscribed

Re: Issue 3393 in sympy: Equals passing None to Evalf / Evalf errors

2012-09-24 Thread sympy
Updates: Status: Fixed Comment #5 on issue 3393 by smi...@gmail.com: Equals passing None to Evalf / Evalf errors http://code.google.com/p/sympy/issues/detail?id=3393 Thanks for looking this over, Julien. It is in. -- You received this message because you are subscribed to the Google

[sympy] Google Code In 2012

2012-09-24 Thread Aaron Meurer
Hi everyone. Google has announced again that they are running Google Code In, and has invited mentoring organizations to participate. For those of you who did not help out last year, Google Code In is a contest run by Google in the (northern hemisphere) winter months for 13-17 year-olds.

Re: [sympy] Google Code In 2012

2012-09-24 Thread Sergiu Ivanov
Hello, On Mon, Sep 24, 2012 at 9:01 PM, Aaron Meurer asmeu...@gmail.com wrote: Google has announced again that they are running Google Code In, and has invited mentoring organizations to participate. [...] I think the only issue for us then with regards to applying or not is, as I said, if

Re: [sympy] Google Code In 2012

2012-09-24 Thread Sean Vig
On Mon, Sep 24, 2012 at 2:01 PM, Aaron Meurer asmeu...@gmail.com wrote: Hi everyone. Google has announced again that they are running Google Code In, and has invited mentoring organizations to participate. For those of you who did not help out last year, Google Code In is a contest run by

[sympy] newbie

2012-09-24 Thread Shalin Shah
hello all, i am new to this and dont know from where to start can anyone help me ? thanks, Shalin -- You received this message because you are subscribed to the Google Groups sympy group. To view this discussion on the web visit https://groups.google.com/d/msg/sympy/-/Vz0eNG1NvXEJ. To post

Re: [sympy] newbie

2012-09-24 Thread Aaron Meurer
A good place to start is the tutorial: http://docs.sympy.org/dev/tutorial.html I'm pointing you to the dev docs because it has a little interactive shell on the bottom right (you need a fairly modern browser), where you can test out the commands. Just click on one of the green Run code block in

Re: [sympy] newbie

2012-09-24 Thread Matthew Rocklin
There is some good information on the wiki https://github.com/sympy/sympy/wiki In particular I recommend the Development section. The 2011 Google Code In article is also particularly well written https://github.com/sympy/sympy/wiki/GCI-2011-Landing On Sun, Sep 23, 2012 at 12:50 AM, Shalin Shah

Re: [sympy] newbie

2012-09-24 Thread Matthew Rocklin
Ah, I assumed you were asking about contributing code but this might not be correct. Aaron's answer is probably better. On Mon, Sep 24, 2012 at 10:00 PM, Matthew Rocklin mrock...@gmail.comwrote: There is some good information on the wiki https://github.com/sympy/sympy/wiki In particular I

Re: [sympy] Possible addition to logic functionality

2012-09-24 Thread Ondřej Čertík
Hi Sachin, Thanks for the contribution. I think that having the truth table routines in sympy would be useful. Can you please submit this as a github pull request? You can follow the howto here: https://help.github.com/articles/using-pull-requests or more detailed how to here:

Re: [sympy] Undesirable behavior from cse

2012-09-24 Thread Ondřej Čertík
Larry, On Fri, Sep 7, 2012 at 2:50 PM, Larry Wigton lbw9...@aol.com wrote: On Thursday, September 6, 2012 6:26:38 PM UTC-7, smichr wrote: On Fri, Sep 7, 2012 at 1:40 AM, Larry Wigton lbw...@aol.com wrote: Python code using cse from sympy: from sympy import * x=Symbol('x')

Re: [sympy] Google Code In 2012

2012-09-24 Thread Ondřej Čertík
On Mon, Sep 24, 2012 at 12:01 PM, Aaron Meurer asmeu...@gmail.com wrote: Hi everyone. Google has announced again that they are running Google Code In, and has invited mentoring organizations to participate. For those of you who did not help out last year, Google Code In is a contest run by

Re: [sympy] Google Code In 2012

2012-09-24 Thread Aaron Meurer
On Mon, Sep 24, 2012 at 11:39 PM, Ondřej Čertík ondrej.cer...@gmail.com wrote: On Mon, Sep 24, 2012 at 12:01 PM, Aaron Meurer asmeu...@gmail.com wrote: Hi everyone. Google has announced again that they are running Google Code In, and has invited mentoring organizations to participate. For