Issue 2847 in sympy: Recursion error with (1/sqrt(-a**2 + z**(-4))).series(z, 0)

2011-11-15 Thread sympy
Status: Accepted Owner: Labels: Type-Defect Priority-Medium Series New issue 2847 by asmeu...@gmail.com: Recursion error with (1/sqrt(-a**2 + z**(-4))).series(z, 0) http://code.google.com/p/sympy/issues/detail?id=2847 In [88]: (1/sqrt(-a**2 + z**(-4))).series(z, 0) ... RuntimeError: maxi

Re: Issue 2847 in sympy: Recursion error with (1/sqrt(-a**2 + z**(-4))).series(z, 0)

2011-11-16 Thread sympy
Comment #1 on issue 2847 by smi...@gmail.com: Recursion error with (1/sqrt(-a**2 + z**(-4))).series(z, 0) http://code.google.com/p/sympy/issues/detail?id=2847 I left a note at line 808 in power: # XXX o is not used -- was this to be used [like o and o2 are used below] to compute a new e?

Re: Issue 2847 in sympy: Recursion error with (1/sqrt(-a**2 + z**(-4))).series(z, 0)

2012-05-23 Thread sympy
Updates: Status: Fixed Comment #3 on issue 2847 by smi...@gmail.com: Recursion error with (1/sqrt(-a**2 + z**(-4))).series(z, 0) http://code.google.com/p/sympy/issues/detail?id=2847 This now gives (1/sqrt(-a**2 + z**(-4))).series(z, 0) 1/sqrt(z**(-4)) + O(z**6) -- You received th