(PHP 4 >= 4.0.4, PHP 5, PHP 7)
gmp_legendre — Legendre symbol
Compute the
»
Legendre symbol of a
and
p
. p
should be odd
and must be positive.
Example #1 gmp_legendre() example
<?php
echo gmp_legendre("1", "3") . "\n";
echo gmp_legendre("2", "3") . "\n";
?>
위 예제의 출력:
1 0