Module comparisons 

Enums

ApproxEqError

Functions

are_approx_eq

Determine if two numbers left and right are equal up to some tolerance.

are_approx_eq_abs

Calculate if two values are approximately equal up to some absolute tolerance (constant value)

are_approx_eq_rel

Calculate if two values are approximately equal up to some relative tolerance (percentage of their magnitude a.abs() + b.abs())