(math/floor-mod 5 3)
(math/floor-mod -5 3)
(math/floor-mod 5 -3)
(math/floor-mod -5 -3)
(math/floor-mod -9223372036854775808 -1)
(math/floor-mod 9223372036854775807 2)
(math/floor-mod 5.9 2.1)
(math/floor-mod -5.9 2.1)