gmp_legendre

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

gmp_legendre — Legendre symbol

Description

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.

Parameters

num1

A GMP object, an int or a numeric string.

num2

A GMP object, an int or a numeric string.

Should be odd and must be positive.

Return Values

A GMP object.

Examples

Example #1 gmp_legendre() example


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

The above example will output:

1
0

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