BTW, you have a note about the ugly code to replace when we drop 2.5. For it you could use set_union from core.compatibility. (There is a set_intersection implemented there, too, and use of them will lead to self-updating code wherever they are used instead of writting the hack like you did.)
/c -- 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.
