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This document uses PHP Chinese website manual Release
(PHP 4 >= 4.0.4, PHP 5, PHP 7)
gmp_jacobi — Jacobi symbol
$a
, GMP $p
)
Computes
» Jacobi symbol of a
and
p
. p
should be odd
and must be positive.
a
可以是一个 GMP 数据 resouce ,或一个可以转换为数值的字符串。
p
可以是一个 GMP 数据 resouce ,或一个可以转换为数值的字符串。
Should be odd and must be positive.
GMP 数值 资源 .
Example #1 gmp_jacobi() example
<?php
echo gmp_jacobi ( "1" , "3" ) . "\n" ;
echo gmp_jacobi ( "2" , "3" ) . "\n" ;
?>
以上例程会输出:
1 0