ARCTAN(
General Form:
ARCTAN(numeric_expression)
The ARCTAN( function calculates the arc tangent of a numeric expression. ARCTAN( is valid wherever a numeric function is legal.
The calculation is performed in radians, unless previously instructed with one of the following SELECT statements:
SELECT DEGREES
SELECT GRADIANS
SELECT RADIANS
to SELECT the mode for trigonometric calculations to degrees, gradians or radians respectively.
Syntax examples:
Test = ARCTAN(.723)
numeric = 17+ARCTAN(ABS(value))
See also: