> I have been wondering about this. DiagramGrind is really an internal, or > perhaps typographic, representation of the diagram, and no longer a > mathematical one. Why should it use Basic as superclass at all? It's not > like it can be put meaningfully into any kind of expression at all, can it?
Related: Check the discussion about TableForm (search in the old pull requests). I believe that it was decided that making tables using stuff like TableForm is **not** to be mixed with the symbolic machinery. It seems this is the same issue. -- 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.
