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gmp_legendre

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

gmp_legendreLegendre symbol

说明

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

Compute the »  Legendre 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_legendre() example

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

以上示例会输出:

1
0

参见

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