Comment #3 on issue 2641 by asmeurer: limit() heuristics are wrong http://code.google.com/p/sympy/issues/detail?id=2641
For example, this works just fine if you combine it into a single term: In [6]: limit((log(x) - log(2*x))/z, x, 0) Out[6]: -log(2) ─────── z -- You received this message because you are subscribed to the Google Groups "sympy-issues" group. To post to this group, send email to sympy-issues@googlegroups.com. To unsubscribe from this group, send email to sympy-issues+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/sympy-issues?hl=en.