Comment #2 on issue 2908 by [email protected]: simplification of polygamma needed
http://code.google.com/p/sympy/issues/detail?id=2908
Oh, sorry. Here is the definition of a and b: In [20]: a = factorial(x + 1).diff(x) In [21]: b = diff((x + 1)*factorial(x), x) -- You received this message because you are subscribed to the Google Groups "sympy-issues" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/sympy-issues?hl=en.
