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| author | Michael Stapelberg <michael@stapelberg.de> | 2013-03-23 11:28:53 +0100 |
|---|---|---|
| committer | Michael Stapelberg <michael@stapelberg.de> | 2013-03-23 11:28:53 +0100 |
| commit | b39e15dde5ec7b96c15da9faf4ab5892501c1aae (patch) | |
| tree | 718cede1f6ca97d082c6c40b7dc3f4f6148253c0 /src/pkg/math/sqrt.go | |
| parent | 04b08da9af0c450d645ab7389d1467308cfc2db8 (diff) | |
| download | golang-upstream/1.1_hg20130323.tar.gz | |
Imported Upstream version 1.1~hg20130323upstream/1.1_hg20130323
Diffstat (limited to 'src/pkg/math/sqrt.go')
| -rw-r--r-- | src/pkg/math/sqrt.go | 11 |
1 files changed, 2 insertions, 9 deletions
diff --git a/src/pkg/math/sqrt.go b/src/pkg/math/sqrt.go index 21336df2a..1bd4437f1 100644 --- a/src/pkg/math/sqrt.go +++ b/src/pkg/math/sqrt.go @@ -4,15 +4,6 @@ package math -// Sqrt returns the square root of x. -// -// Special cases are: -// Sqrt(+Inf) = +Inf -// Sqrt(±0) = ±0 -// Sqrt(x < 0) = NaN -// Sqrt(NaN) = NaN -func Sqrt(x float64) float64 - // The original C code and the long comment below are // from FreeBSD's /usr/src/lib/msun/src/e_sqrt.c and // came with this notice. The go code is a simplified @@ -98,6 +89,8 @@ func Sqrt(x float64) float64 // Sqrt(±0) = ±0 // Sqrt(x < 0) = NaN // Sqrt(NaN) = NaN +func Sqrt(x float64) float64 + func sqrt(x float64) float64 { // special cases switch { |