diff options
Diffstat (limited to 'src/lib/math/hypot.go')
| -rw-r--r-- | src/lib/math/hypot.go | 16 |
1 files changed, 5 insertions, 11 deletions
diff --git a/src/lib/math/hypot.go b/src/lib/math/hypot.go index d1afac9e3..6295c124a 100644 --- a/src/lib/math/hypot.go +++ b/src/lib/math/hypot.go @@ -12,11 +12,7 @@ package math * Vol. 27, Number 6, pp. 577-581, Nov. 1983 */ -export func -hypot(p, q float64) float64 -{ - var r, s, pfac float64; - +export func Hypot(p, q float64) float64 { if p < 0 { p = -p; } @@ -25,22 +21,20 @@ hypot(p, q float64) float64 } if p < q { - r = p; - p = q; - q = r; + p, q = q, p; } if p == 0 { return 0; } - pfac = p; + pfac := p; q = q/p; - r = q; + r := q; p = 1; for { r = r*r; - s = r+4; + s := r+4; if s == 4 { return p*pfac; } |