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gmp_jacobi

(PHP 4 >= 4.0.4, PHP 5, PHP 7, PHP 8)

gmp_jacobiJacobi symbol

说明

gmp_jacobi(GMP|int|string $num1, GMP|int|string $num2): int

Computes » Jacobi symbol of num1 and num2. num2 should be odd and must be positive.

参数

num1

GMP 对象或 int ,或数字string

num2

GMP 对象或 int ,或数字string

Should be odd and must be positive.

返回值

GMP 对象。

示例

示例 #1 gmp_jacobi() example

<?php
echo gmp_jacobi("1", "3") . "\n";
echo
gmp_jacobi("2", "3") . "\n";
?>

以上示例会输出:

1
0

参见

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