test code here, error encountered there . http://codepad.org/hZEmO4Po
what I want to do here is just convert it to a Python acceptable expression ,is there an easy way ? -- You received this message because you are subscribed to the Google Groups "sympy" group. To unsubscribe from this group and stop receiving emails from it, send an email to sympy+unsubscr...@googlegroups.com. To post to this group, send email to sympy@googlegroups.com. Visit this group at http://groups.google.com/group/sympy. To view this discussion on the web visit https://groups.google.com/d/msgid/sympy/d280fc40-d788-49ca-9893-e196115ae25e%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.