Thanks Chris and Mateusz. I reopened issue 1472 http://code.google.com/p/sympy/issues/detail?id=1472
with a patch to substitute the one-liner and add a test. Ben -- You received this message because you are subscribed to the Google Groups "sympy" group. To post to this group, send email to sy...@googlegroups.com. To unsubscribe from this group, send email to sympy+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/sympy?hl=en.