/usr/share/php/PHP/Compat/Function/cosh.php is in php-compat 1.6.0a3-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 | <?php
/**
* Replace cosh()
*
* @category PHP
* @package PHP_Compat
* @license LGPL - http://www.gnu.org/licenses/lgpl.html
* @copyright 2004-2007 Aidan Lister <aidan@php.net>, Arpad Ray <arpad@php.net>
* @link http://php.net/function.cosh
* @author Arpad Ray <arpad@php.net>
* @version $Revision: 269597 $
* @since PHP 5
* @require PHP 3.0.0
*/
function php_compat_cosh($n)
{
return 0.5 * (exp($n) + exp(-$n));
}
if (!function_exists('cosh')) {
function cosh($n)
{
return php_compat_cosh($n);
}
}
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