Comment #9 on issue 1435 by asmeurer: f(x, y).diff(x, y) - f(x, y).diff(y, x) should simplify to zero
http://code.google.com/p/sympy/issues/detail?id=1435
Hmm. I'm not sure what the best way would be. By the way, another option would be to have it as it is now but make it so simplify(f(x, y).diff(x, y) - f(x, y).diff(y, x)) returns 0.
-- You received this message because you are subscribed to the Google Groups "sympy-issues" group. To post to this group, send email to sympy-issues@googlegroups.com. To unsubscribe from this group, send email to sympy-issues+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/sympy-issues?hl=en.
