Added Pow{,32}.

math.go

@@ -72,6 +72,16 @@ func NaN32() float32 {
 	return float32(NaN())
 }
 
+// Pow returns the power e of base b.
+func Pow(b, e float64) float64 {
+	return math.Pow(b, e)
+}
+
+// Pow32 returns the power e of base b.
+func Pow32(b, e float32) float32 {
+	return float32(Pow(float64(b), float64(e)))
+}
+
 // Round rounds to the nearest integer.
 func Round(f float64) float64 {
 	return math.Round(f)