note 41870 added to function.pow

Using pow(), a simplistic n-root function can be made. <? // precond: $n = n-root, $num = number to 'n-root' // postcond: returns $n-root of $num function n_root($n, $num) { return (float) pow($num, (1/$n)); // basic algebra } ?> ---- Manual Page -- http://www.php.net/manual/en/function.pow.php Edit -- http://master.php.net/manage/user-notes.php?action=edit+41870 Delete -- http://master.php.net/manage/user-notes.php?action=delete+41870&report=yes Reject -- http://master.php.net/manage/user-notes.php?action=reject+41870&report=yes Search -- http://master.php.net/manage/user-notes.php