Example
Return the arc cosine of a number:
sql
SELECT ACOS(0.25);
Definition and Usage
The ACOS() function returns the arc cosine of a number.
The specified number must be between -1 to 1, otherwise this function returns NULL.
Syntax
text
ACOS(number)
Parameter Values
| Parameter | Description |
|---|---|
| number | Required. A numeric value |
Technical Details
| Works in: | From MySQL 4.0 |
|---|
More Examples
Example
Return the arc cosine of a number:
sql
SELECT ACOS(-0.8);