Returns the inverse of the cosine function in radians.
Sample usage
ACOS(Number)
Syntax
ACOS(X)
Parameters
X- a field or expression containing at least one field.
Examples
| Example formula | Input | Output (radians) |
|---|---|---|
ACOS(Number) |
1 | 0 |
ACOS(Number) |
0 | 1.57 |