math.py 文件源码

def min(a, b):
        iss = np.isscalar
        if iss(a) and iss(b):
            return min(a, b)
        if iss(a):
            a, b = b, a
        # now only b can be still a scalar
        if iss(b):
            return [min(x, b) for x in a]
        else:  # two non-scalars must have the same length
            return [min(a[i], b[i]) for i in rglen((a))]