Re: Issue 2954 in sympy: sympy asin sin

2012-01-02 Thread sympy
Comment #2 on issue 2954 by ness...@gmail.com: sympy asin sin http://code.google.com/p/sympy/issues/detail?id=2954 Polar numbers are not expressive enough to meaningfully encode the riemann surface of asin(x) in the generality required here. -- You received this message because you

Issue 2954 in sympy: sympy asin sin

2011-12-31 Thread sympy
Status: New Owner: Labels: Type-Defect Priority-Medium New issue 2954 by sat...@gmail.com: sympy asin sin http://code.google.com/p/sympy/issues/detail?id=2954 In [1]: import sympy In [2]: x = sympy.Symbol('x') In [3]: sympy.asin(sympy.sin(x)) Out[3]: asin(sin(x)) In [4]: sympy.asin

Re: Issue 2954 in sympy: sympy asin sin

2011-12-31 Thread sympy
Updates: Cc: ness...@gmail.com Comment #1 on issue 2954 by asmeu...@gmail.com: sympy asin sin http://code.google.com/p/sympy/issues/detail?id=2954 This behavior is intentional. We currently have no real good way to represent an arbitrary integer (other than Dummy(integer=True