> Disadvantage -- if one needs to set entries of a Matrix using the > syntax "A[1, 2] = y" not only at the beginning of the calculaton, but > also in the middle, then he would have to do: A = Matrix(Array(A)[1,2] > = y). Of course A[1,2] = y would create an exception saying: "use the > A = Matrix(Array(A)[1,2] = y)" syntax.
Advantage -- the vectorization will use Arrays/lists, while Matrix will be reserved for strictly mathematical thing. BTW, it's exactly like the tuple vs list in Python. Ondrej --~--~---------~--~----~------------~-------~--~----~ 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 -~----------~----~----~----~------~----~------~--~---
