ACOS
Created: August 02, 2022 | Updated: August 02, 2022
| Applies to version: 21
Parent page: System Query Functions - Trigonometry Functions
Summary
Returns a (real) number whose value is equal to the angle of the inverse cosine of the number specified by the parameter's numeric value; that angle is in units of radians (and not degrees).
Syntax
ACOS(X : Number / Numeric_String) : Number
Example Usage
ACOS(0)
Returns 1.5708.
ACOS(0.5)
Returns 1.0472.
ACOS(1)
Returns 0.