Calculates the arc (inverse) tangent using the tangent of an angle.

Syntax

@ATan( tangent )

Parameters

tangent

Number. The tangent of an angle.

angle

Number. An angle, in radians, from -pi/2 through pi/2. This represents an angle between -90 and 90 degrees.

ATn function in LotusScript language

Example
See Also

@ATan2
@Tan
@Pi
Performing arithmetic operations

Glossary