On Mon, Jun 25, 2012 at 3:50 PM, [email protected] <[email protected]> wrote: >> Hm, that sounds like a nice test, in general, thank you. However, I'm >> not sure the class I am currently working on can be a part of an >> expression. >> > ... >> >> Well, hopefully, the class I am talking about cannot really be made a >> part of an expression tree. > > From the documentation of your module: > >>>> A = Object("A") >>>> B = Object("B") >>>> C = Object("C") >>>> f = NamedMorphism(A, B, "f") >>>> g = NamedMorphism(B, C, "g") >>>> d = Diagram([f, g]) > > f, g and d are already expression trees. Does f.subs(B, C) work?
No, it doesn't. That was illustrative, I have rethought my understanding of what a SymPy expression is, thank you. Sergiu -- You received this message because you are subscribed to the Google Groups "sympy" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/sympy?hl=en.
