Module checked_arithmetics

Functions

checked_int_div

Division implementation that fails in case when a`` isn't divisible by b`

checked_log_2

log2 implementation that fails when val is not a power of 2.

log2_ceil_usize

Computes the binary logarithm of $n$ rounded up to the nearest integer.

log2_strict_usize

Computes log_2(n)

min_bits

Returns the number of bits needed to represent $n$.

strict_log_2

Computes binary logarithm of val. If val is not a power of 2, returns None.