greatest_multiple_less_equal

mathtools.greatest_multiple_less_equal(m, n)

Greatest integer multiple of m less than or equal to n.

>>> mathtools.greatest_multiple_less_equal(10, 47)
40
>>> for m in range(1, 10):
...     print(m, mathtools.greatest_multiple_less_equal(m, 47))
...
1 47
2 46
3 45
4 44
5 45
6 42
7 42
8 40
9 45
>>> for n in range(10, 100, 10):
...     print(mathtools.greatest_multiple_less_equal(7, n), n)
...
7 10
14 20
28 30
35 40
49 50
56 60
70 70
77 80
84 90

Raises type error on nonnumeric m.

Raises type error on nonnumeric n.

Returns nonnegative integer.