Re: Issue 360 in sympy: Arithmetic with complex infinity

Updates: Status: Fixed Comment #10 on issue 360 by matt...@gmail.com: Arithmetic with complex infinity http://code.google.com/p/sympy/issues/detail?id=360 (No comment was entered for this change.) -- You received this message because you are subscribed to the Google Groups

Re: Issue 825 in sympy: SYMPY_USE_CACHE=no py.test sympy/ results

Updates: Status: Duplicate Mergedinto: 2495 Comment #5 on issue 825 by matt...@gmail.com: SYMPY_USE_CACHE=no py.test sympy/ results http://code.google.com/p/sympy/issues/detail?id=825 (No comment was entered for this change.) -- You received this message because you are

Re: Issue 2495 in sympy: Test failures with the cache turned off

Comment #5 on issue 2495 by matt...@gmail.com: Test failures with the cache turned off http://code.google.com/p/sympy/issues/detail?id=2495 Issue 825 has been merged into this issue. -- You received this message because you are subscribed to the Google Groups sympy-issues group. To post to

Re: Issue 2104 in sympy: canonical ordering of terms

Updates: Status: Fixed Owner: --- Cc: -matt...@gmail.com Comment #15 on issue 2104 by matt...@gmail.com: canonical ordering of terms http://code.google.com/p/sympy/issues/detail?id=2104 This was fixed in 0.7.0. -- You received this message because you are subscribed to

Re: Issue 2607 in sympy: as_numer_denom() is too slow

Comment #36 on issue 2607 by smi...@gmail.com: as_numer_denom() is too slow http://code.google.com/p/sympy/issues/detail?id=2607 Does your as_numer_denom5() satisfy the requirements of together() that Mateusz mentioned in comment 29? No, it's just a faster version of the existing

Re: Issue 2624 in sympy: Sympy 0.7.1 can't integrate Gaussians

Comment #10 on issue 2624 by ness...@googlemail.com: Sympy 0.7.1 can't integrate Gaussians http://code.google.com/p/sympy/issues/detail?id=2624 The ideal solution would be to figure out ways to make it simpler in the algorithm itself. I agree, but I don't see how to.

Re: Issue 2624 in sympy: Sympy 0.7.1 can't integrate Gaussians

Comment #11 on issue 2624 by ness...@googlemail.com: Sympy 0.7.1 can't integrate Gaussians http://code.google.com/p/sympy/issues/detail?id=2624 I should mention that, of course, we can do all the steps of the paper by hand: In [6]: mellin_transform((2-x)**alpha*Heaviside(2-x), x, s)

Re: Issue 2607 in sympy: as_numer_denom() is too slow

Comment #37 on issue 2607 by smi...@gmail.com: as_numer_denom() is too slow http://code.google.com/p/sympy/issues/detail?id=2607 Re #35 right, it doesn't work. Although an entire Mul is cached, when you multiply that by another Mul, all the args are reprocessed. I checked this with Add but

Re: Issue 2607 in sympy: as_numer_denom() is too slow

Comment #38 on issue 2607 by asmeurer: as_numer_denom() is too slow http://code.google.com/p/sympy/issues/detail?id=2607 @smichr: see issue 683, and Mateusz's branch there. -- You received this message because you are subscribed to the Google Groups sympy-issues group. To post to this group,

Re: Issue 2081 in sympy: Pow substitution introduces wrong answers

Comment #20 on issue 2081 by smi...@gmail.com: Pow substitution introduces wrong answers http://code.google.com/p/sympy/issues/detail?id=2081 Issue 2617 is another manifestation of this issue in that (1/z).subs(1/z**2, a) gives sqrt(a) which is not right if z is -1. -- You received this

Re: Issue 2617 in sympy: cse not working correctly with powers

Comment #2 on issue 2617 by smi...@gmail.com: cse not working correctly with powers http://code.google.com/p/sympy/issues/detail?id=2617 I believe this is a subs problem since (1/z).subs(1/z**2, a) should not be sqrt(a). See issue 2081. (Where is that merge field?) -- You received this

Re: Issue 2617 in sympy: cse not working correctly with powers

Comment #3 on issue 2617 by asmeurer: cse not working correctly with powers http://code.google.com/p/sympy/issues/detail?id=2617 Mark the status as Duplicate and it will give you a merge box, where you type the issue number you want to merge into. -- You received this message because you

Re: Issue 2617 in sympy: cse not working correctly with powers

Updates: Status: 2081 Comment #4 on issue 2617 by smi...@gmail.com: cse not working correctly with powers http://code.google.com/p/sympy/issues/detail?id=2617 (No comment was entered for this change.) -- You received this message because you are subscribed to the Google Groups

Re: Issue 2081 in sympy: Pow substitution introduces wrong answers

Comment #21 on issue 2081 by smi...@gmail.com: Pow substitution introduces wrong answers http://code.google.com/p/sympy/issues/detail?id=2081 Issue 2617 has been merged into this issue. -- You received this message because you are subscribed to the Google Groups sympy-issues group. To post

Re: Issue 2617 in sympy: cse not working correctly with powers

Updates: Status: Duplicate Mergedinto: 2081 Comment #5 on issue 2617 by smi...@gmail.com: cse not working correctly with powers http://code.google.com/p/sympy/issues/detail?id=2617 (No comment was entered for this change.) -- You received this message because you are

2 issues changed in sympy

Updates: Status: Fixed Labels: -NeedsReview PassedReview Comment by asmeurer: This was merged. Affected issues: issue 2537: Use MathJax in the docs http://code.google.com/p/sympy/issues/detail?id=2537 issue 2561: Add a link to the source next to function definitions in

Re: Issue 1235 in sympy: Problem installing in Windows

Comment #22 on issue 1235 by asmeurer: Problem installing in Windows http://code.google.com/p/sympy/issues/detail?id=1235 I'm not sure what to do with this issue. This will be an issue with every new release, and it seems impossible to solve unless someone has a Windows machine. I'm

Re: Issue 2607 in sympy: as_numer_denom() is too slow

Comment #39 on issue 2607 by smi...@gmail.com: as_numer_denom() is too slow http://code.google.com/p/sympy/issues/detail?id=2607 By keeping track of the terms internally rather than feeding it back to Mul, some significant improvements can be made: from timeit import timeit as T