Added Num.atan(x)

Maps to the C function atan2.
2015-03-15 16:43:02 +01:00
parent 42dd7cdad4
commit 1099c75c77
2 changed files with 12 additions and 1 deletions
@@ -20,6 +20,11 @@ The arc sine of the number.

 The arc tangent of the number.

+### **atan**(x)
+
+The arc tangent of the number when divided by `x`, using the signs of the two
+numbers to determine the quadrant of the result.
+
 ### **ceil**

 Rounds the number up to the nearest integer.