Acsc(x)
Last updated November 29, 2001
Version: 1 | Requires: ColdFusion 5 | Library: MathLib
Description:
Returns the inverse cosecant of an angle. Returns the string "undefined" if zero (0) is passed. All angles are expressed in radians.
Return Values:
Returns a numeric value or string.
Example:
<CFOUTPUT>
Given x=#x#:<BR>
Acsc=#Acsc(x)#
</CFOUTPUT>
Parameters:
| Name | Description | Required |
|---|---|---|
| x | Angle in radians. | Yes |
Full UDF Source:
<cfscript>
/**
* Returns the inverse cosecant of an angle.
*
* @param x Angle in radians.
* @return Returns a numeric value or string.
* @author Rob Brooks-Bilson (rbils@amkor.com)
* @version 1, November 29, 2001
*/
function Acsc(x){
if (x eq 0)
return "undefined";
else
return Atn(1/Sqr(x*x-1))+(Sgn(x)-1)*1.570796;
}
</cfscript>
Search CFLib.org
Latest Additions
cfRssFeed
2 day(s) ago
structBlend
23 day(s) ago
IsZIPUK
23 day(s) ago
getTagContentAll
29 day(s) ago
ListReturnDuplicat...
1 month(s) ago