>>> a matrix([[1, 2], [3, 4]]) >>> b matrix([[5, 6], [7, 8]]) >>> a*b matrix([[19, 22], [43, 50]]) ################################## ################################## >>> m1 matrix([[1, 2, 3], [4, 5, 6]]) >>> m2 matrix([[1, 2], [3, 4], [5, 6]]) >>> m1*m2 matrix([[22, 28], [49, 64]]) >>> m2*m1 matrix([[ 9, 12, 15], [19, 26, 33], [29, 40, 51]])