Module arithmetic 

Safe, overflowing addition and subtraction utilities.

Enums

ArithmeticsError

Computation result error.

Traits

OverflowingAdd

Overflowing addition, returning the result of addition or ArithmeticsError::AdditionOverflow.

OverflowingSub

Overflowing subtraction, returning the result of addition or ArithmeticsError::SubtractingOverflow.