gmp_jacobi() function in PHP

The gmp_jacobi()function calculates the Jacobi symbol of two GMP numbers.

Syntax

gmp_jacobi($n1, $n2)

Parameters

• n1 − The first GMP number. It can be GMP object in PHP version 5.6 and later. Can also be numeric strings.

• n2 − The second GMP number. It can be GMP object in PHP version 5.6 and later. Can also be numeric strings.

Return

The gmp_jacobi() function returns the GMP number or object. The return value would be the jacobi of the numbers.

Example

The following is an example −

<?php
   $n1 = gmp_init(2);
   $n2 = gmp_init(3);      
   $a = gmp_jacobi($n1, $n2);
   echo $a;
?>

Output

The following is the output −

-1