Issue 1938 in sympy: Recursive trigsimp destroys sums of derivative terms because cse fails on these sums

2010-05-12 Thread sympy
Status: New Owner: Labels: Type-Defect Priority-Medium New issue 1938 by antonio.e.russo: Recursive trigsimp destroys sums of derivative terms because cse fails on these sums http://code.google.com/p/sympy/issues/detail?id=1938 Using up-to-date sympy, trigsimp with recursive=True annihil

Re: Issue 1938 in sympy: Recursive trigsimp destroys sums of derivative terms because cse fails on these sums

2010-05-12 Thread sympy
Updates: Status: Accepted Labels: Milestone-Release0.7.0 WrongResult Comment #1 on issue 1938 by ronan.l...@gmail.com: Recursive trigsimp destroys sums of derivative terms because cse fails on these sums http://code.google.com/p/sympy/issues/detail?id=1938 I see what's happeni

Re: Issue 1938 in sympy: Recursive trigsimp destroys sums of derivative terms because cse fails on these sums

2010-05-12 Thread sympy
Comment #2 on issue 1938 by asmeurer: Recursive trigsimp destroys sums of derivative terms because cse fails on these sums http://code.google.com/p/sympy/issues/detail?id=1938 It actually probably wouldn't be too difficult to make it just return x0(x, y) for f(x, y). Another work around w

Re: Issue 1938 in sympy: Recursive trigsimp destroys sums of derivative terms because cse fails on these sums

2010-09-05 Thread sympy
Updates: Blockedon: 2049 Comment #3 on issue 1938 by asmeurer: Recursive trigsimp destroys sums of derivative terms because cse fails on these sums http://code.google.com/p/sympy/issues/detail?id=1938 I think we actually don't need to make a DummyFunction to make this work (though i

Re: Issue 1938 in sympy: Recursive trigsimp destroys sums of derivative terms because cse fails on these sums

2010-12-27 Thread sympy
Updates: Status: Fixed Comment #4 on issue 1938 by asmeurer: Recursive trigsimp destroys sums of derivative terms because cse fails on these sums http://code.google.com/p/sympy/issues/detail?id=1938 This was fixed with issue 2049, and a test was added there. -- You received this mess