	

    <?php
    /**
     * Created by PhpStorm.
     * User: redex
     * Date: 07.12.13
     * Time: 18:48
     */
     
    class PHPClass {
     
        public function mult($a, $b)
        {
            return $a*$b;
        }
     
        public function sum($a, $b)
        {
            return $a+$b;
        }
        //
        public function sub($a, $b)
        {
            return $a - $b;
        }
     
    }