(PHP 4 >= 4.0.4, PHP 5, PHP 7, PHP 8)
gmp_legendre — Legendre symbol
Compute the
?
Legendre symbol of num1 and
num2. num2 should be odd
and must be positive.
GMP 對象。
示例 #1 gmp_legendre() example
<?php
echo gmp_legendre("1", "3") . "\n";
echo gmp_legendre("2", "3") . "\n";
?>
以上例程會(huì )輸出：
1 0