Module fast 

Arithmetic modulo 2^8 - 1, 2^16 - 1, 2^32 - 1, and 2^64 - 1.

Most combinations of operations are compiled as efficiently as possible. A notable exception is comparison with a constant: prefer x.is::<C>() over x == FastK::new(C).

Structs

Fast8

Arithmetic modulo 2^8 - 1 = 3 * 5 * 17.

Fast16

Arithmetic modulo 2^16 - 1 = 3 * 5 * 17 * 257.

Fast32

Arithmetic modulo 2^32 - 1 = 3 * 5 * 17 * 257 * 65537.

Fast64

Arithmetic modulo 2^64 - 1 = 3 * 5 * 17 * 257 * 641 * 65537 * 6700417.