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(PHP 4 >= 4.0.4, PHP 5)
gmp_legendre — Legendre symbol
Compute the » Legendre symbol of a and p . p should be odd and must be positive.
It can be either a GMP number resource, or a numeric string given that it is possible to convert the latter to a number.
Should be odd and must be positive.
A GMP number resource.
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
gmp_jacobi
