Function fdim
pub fn fdim(x: f64, y: f64) -> f64 ⓘAvailable on crate feature
dep_libm only.Expand description
Positive difference (f64)
Determines the positive difference between arguments, returning:
- x - y if x > y, or
- +0 if x <= y, or
- NAN if either argument is NAN.
A range error may occur.