CFLib.org – Common Function Library Project

Description:
Returns the inverse cotangent of a value. All angles are expressed in radians.

Return Values:
Returns an angle in radians.

Example:

<CFSET x=1>

<CFOUTPUT>
Given x=#x#:<BR>
Acot=#Acot(x)#
</CFOUTPUT>

Parameters:

Full UDF Source:

/**
 * Returns the inverse cotangent of a value.
 * 
 * @param x      Any real number. 
 * @return Returns an angle in radians. 
 * @author Rob Brooks-Bilson (rbils@amkor.com) 
 * @version 1, November 29, 2001 
 */
function Acot(x){
    return -Atn(x)+1.570796;
}