Comment #1 on issue 2592 by asmeurer: Automatic evalf considered harmful http://code.google.com/p/sympy/issues/detail?id=2592
Note that you can pass a subs argument to evalf(), which is supposed to handle this sort of thing better.
-- 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.