ATAN()

Purpose

Function to return the angle size of a given tangent value

Syntax

ATAN(<expN>)

See Also

ACOS(), ASIN(), ATN2(), COS(), DTOR(), EXP(), LOG(), LOG10(), PI(), RTOD(), SET DECIMALS, SET FIXED, SIN(), TAN()

Description

The ATAN() function returns the angle size, in radians, of a tangent value. The tangent value is represented by the numeric expression <expN>. The angle size is returned as a numeric in radians. The SET DECIMALS command determines the number of decimals displayed in the returned angle size.

Example

set decimals to 4
?atan(.7071)
    0.6155

Products

Recital Server, Recital