aboutsummaryrefslogtreecommitdiff
path: root/libgo/go/math/asin.go
diff options
context:
space:
mode:
Diffstat (limited to 'libgo/go/math/asin.go')
-rw-r--r--libgo/go/math/asin.go14
1 files changed, 6 insertions, 8 deletions
diff --git a/libgo/go/math/asin.go b/libgo/go/math/asin.go
index 46a5fe9..ac70bcb 100644
--- a/libgo/go/math/asin.go
+++ b/libgo/go/math/asin.go
@@ -16,14 +16,13 @@ package math
// Special cases are:
// Asin(±0) = ±0
// Asin(x) = NaN if x < -1 or x > 1
-
-//extern asin
-func libc_asin(float64) float64
-
func Asin(x float64) float64 {
return libc_asin(x)
}
+//extern asin
+func libc_asin(float64) float64
+
func asin(x float64) float64 {
if x == 0 {
return x // special case
@@ -54,14 +53,13 @@ func asin(x float64) float64 {
//
// Special case is:
// Acos(x) = NaN if x < -1 or x > 1
-
-//extern acos
-func libc_acos(float64) float64
-
func Acos(x float64) float64 {
return libc_acos(x)
}
+//extern acos
+func libc_acos(float64) float64
+
func acos(x float64) float64 {
return Pi/2 - Asin(x)
}