Why S.Infinity.is_number (as well as S.ComplexInfinity.is_number) is True and S.NaN.is_number is True, while sin(S.Infinity) (i.e. AccumBounds) is False?
I just can't understand what is_number means in SymPy. -- 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 view this discussion on the web visit https://groups.google.com/d/msgid/sympy/4e1bf570-a80d-40b8-a658-30a1c3045bacn%40googlegroups.com.
