Tensors could be also a great project, given that I heard that many are complaining about Mathematica's implementation.
Also see http://code.google.com/p/sympy/issues/detail?id=16 for this. Vinzent -- You received this message because you are subscribed to the Google Groups "sympy" group. To post to this group, send email to sy...@googlegroups.com. To unsubscribe from this group, send email to sympy+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/sympy?hl=en.
