Basic Math Utils

basic_math_utils.py

from math import gcd
from functools import reduce

# or
# def gcd(a, b):
#    """Return greatest common divisor using Euclid's Algorithm."""
#    while b:      
#        a, b = b, a % b
#    return a

def lcm(a, b):
    """Return lowest common multiple."""
    return a * b // gcd(a, b)

def lcmm(numbers):
    """Return lcm of numbers."""   
    return reduce(lcm, numbers)