note 123483 added to ref.math

function n_pick_r($n,$r){$n=(int)$n; $r=(int)$r;return (fact($n)/fact($n-$r));} function n_choose_r($n,$r){$n=(int)$n; $r=(int)$r;return (n_pick_r($n,$r)/fact($r));} Hope that helps ! exmple:https://www.muhtwa.com ---- Server IP: 208.43.231.9 Probable Submitter: 2a02:cb44::239 (proxied: 196.140.7.240) ---- Manual Page -- http://php.net/manual/en/ref.math.php Edit -- https://master.php.net/note/edit/123483 Del: integrated -- https://master.php.net/note/delete/123483/integrated Del: useless -- https://master.php.net/note/delete/123483/useless Del: bad code -- https://master.php.net/note/delete/123483/bad+code Del: spam -- https://master.php.net/note/delete/123483/spam Del: non-english -- https://master.php.net/note/delete/123483/non-english Del: in docs -- https://master.php.net/note/delete/123483/in+docs Del: other reasons-- https://master.php.net/note/delete/123483 Reject -- https://master.php.net/note/reject/123483 Search -- https://master.php.net/manage/user-notes.php