Comment #9 on issue 1980 by asmeurer: has, has_any_symbols, has_all_symbols unified
http://code.google.com/p/sympy/issues/detail?id=1980
I think defaulting to any might be best. I think I use that behavior myself a couple of times in integration3.
-- You received this message because you are subscribed to the Google Groups "sympy-patches" group. To post to this group, send email to sympy-patches@googlegroups.com. To unsubscribe from this group, send email to sympy-patches+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/sympy-patches?hl=en.
