scipy_example
>>> from scipy import * >>> a = matrix([[1, 2], [3, 4]]) >>> b = matrix([[3, 4], [5, 6]]) >>> a matrix([[1, 2], [3, 4]]) >>> b matrix([[3, 4], [5, 6]]) >>> a+b matrix([[ 4, 6], [ 8, 10]]) >>> a-b matrix([[-2, -2], [-2, -2]]) >>> a*b matrix([[13, 16], [29, 36]]) >>> b*a matrix([[15, 22], [23, 34]]) >>> a.I matrix([[-2. , 1. ], [ 1.5, -0.5]]) >>> a.T matrix([[1, 3], [2, 4]]) >>> from scipy import linalg >>> linalg.det(a) -2.0