Hi, Without seeing your code or the full output, I can't say anything. See https://stackoverflow.com/help/mcve
sympy is provided "as is" and the developers cannot say that you should trust it. See https://github.com/sympy/sympy/blob/master/LICENSE#L18-L21 Isuru -- 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 https://groups.google.com/group/sympy. To view this discussion on the web visit https://groups.google.com/d/msgid/sympy/CA%2B01voO%3Dz2GYb-ZnCEL6%3DTQs2k%2BwvZKoKcy%3DSMvDxVvQCX1%2BuA%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.
