numpy max vs amax vs maximum

Question

numpy has three different functions which seem like they can be used for the same things --- except that numpy.maximum can only be used element-wise, w

Answer 1

np.maximum not only compares elementwise but also compares array elementwise with single value

>>>np.maximum([23, 14, 16, 20, 25], 18)
array([23, 18, 18, 20, 25])