gmp_jacobi
(PHP 4 >= 4.0.4, PHP 5)
gmp_jacobi — Jacobi symbol
說明
int gmp_jacobi
( resource $a
, resource $p
)
Computes » Jacobi symbol of a and p . p should be odd and must be positive.
參數
Return值
A GMP number resource.
範例
Example#1 gmp_jacobi() example
<?php
echo gmp_jacobi("1", "3") . "\n";
echo gmp_jacobi("2", "3") . "\n";
?>
上例將輸出:
1 0