2018-05-30から1日間の記事一覧
numpyの行列積はnumpy.dot(a,b) In [69]: a = np.random.randint(0,100,9).reshape(3,3) In [70]: aOut[70]:array([[47, 64, 82], [99, 88, 49], [29, 19, 19]]) In [71]: b = np.linalg.inv(a) In [72]: bOut[72]:array([[-0.01, -0.01, 0.08], [ 0.01, 0.0…