atan
- arc tan

Math functions


SYNTAX atan( NUMBER ),
atan( ARRAY )
RETURNS NUMBER
ARRAY
FUNCTION Returns the arc tangent of NUMBER or ARRAY. The value is returned in radians
EXAMPLE The formula "atan( 1.00 )" returns PI/4
SEE ALSO

References:

The atan function is used in the following formulas in AFL on-line library:

More information:

Updated on-line reference