>>> from sympy import Indexed, IndexedBase, Idx, symbols >>> i, j = symbols('i j', cls=Idx) >>> Aij = Indexed('A', i, j) >>> Aij.is_symbol True >>> Aij.is_Symbol False
Aij is not a Symbol but it can be used like one in many cases. Kalevi Suominen On Tuesday, May 11, 2021 at 10:28:29 AM UTC+3 distan...@gmail.com wrote: > What are the cases when one is True, while another is False? -- 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/5ae663d7-66ad-4bff-a725-5ba7d0750091n%40googlegroups.com.