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LOTUSSCRIPT LANGUAGE

ATn function
Example

Returns the arctangent, in radians, of a number.

Syntax

ATn ( numExpr )

Elements

numExpr


Return value

ATn returns the angle, in radians, whose tangent is equal to the value of numExpr.

The range of the return value is -pi/2 (-90 degrees) to pi/2 (90 degrees), exclusive.

The data type of the return value is Double.

Language cross-reference

@ATan function in formula language

Example
See Also