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math.fabs

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This commit is contained in:
Alexander Medvednikov 2020-05-14 16:58:20 +02:00
parent 2369a5c8c6
commit c3fe2135a4
1 changed files with 7 additions and 0 deletions
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7
vlib/math/math.v
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@ -68,6 +68,13 @@ pub fn digits(_n, base int) []int {
return res return res
} }
pub fn fabs(x f64) f64 {
if x < 0.0 {
return -x
}
return x
}
// gcd calculates greatest common (positive) divisor (or zero if a and b are both zero). // gcd calculates greatest common (positive) divisor (or zero if a and b are both zero).
pub fn gcd(a_, b_ i64) i64 { pub fn gcd(a_, b_ i64) i64 {
mut a := a_ mut a := a_