acos
|
Math functions |
| SYNTAX | acos( x ) |
| RETURNS | NUMBER, ARRAY |
| FUNCTION | Returns the arccosine of NUMBER or ARRAY. The acos function returns the arccosize of x in the range 0 to pi radians. If x is less than -1 or greater than 1, acos returns an indefinite. |
| EXAMPLE | |
| SEE ALSO | COS() function |
The acos function is used in the following formulas in AFL on-line library:
See updated/extended version on-line.