Руководство по PHP
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# gmp_legendre

(PHP 4 >= 4.0.4, PHP 5)

gmp_legendre -- Legendre symbol

## Description

int gmp_legendre ( resource a, resource p )

Compute the Legendre symbol of a and p. p should be odd and must be positive.

Пример 1. gmp_legendre() example

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

The printout of the above program will be:

    1
    0

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gmp_jacobi | Уровень выше | gmp_mod