`numpy.matrixlib.defmatrix:matrix.min`

Signature

def min(self, axis = None, out = None)

Return the minimum value along an axis.

This is the same as ndarray.min, but returns a matrix object where ndarray.min would return an ndarray.

x = -np.matrix(np.arange(12).reshape((3,4))); x

✓

matrix([[  0,  -1,  -2,  -3],
        [ -4,  -5,  -6,  -7],
        [ -8,  -9, -10, -11]])

x.min()

✗

np.int64(-11)

x.min(0)
x.min(1)

✓

matrix([[ -3],
        [ -7],
        [-11]])