gmp_jacobi

Jacobi symbol (PHP 4 >= 4.0.4, PHP 5)
int gmp_jacobi ( resource a, resource p )

Computes » Jacobi symbol of a and p. p should be odd and must be positive.

例 679. gmp_jacobi() example

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

The printout of the above program will be:

1
0