gmp_jacobi
(PHP 4 >= 4.0.4, PHP 5)
gmp_jacobi — Jacobi symbol
說明
Computes
» Jacobi symbol of a and
p. p should be odd
and must be positive.
參數
-
a -
可以是一個 GMP 數據 resouce，或一個可以轉換為數值的字串。
-
p -
可以是一個 GMP 數據 resouce，或一個可以轉換為數值的字串。
Should be odd and must be positive.
回傳值
GMP 數值資源.
範例
Example #1 gmp_jacobi() example
<?php
echo gmp_jacobi("1", "3") . "\n";
echo gmp_jacobi("2", "3") . "\n";
?>
上例將輸出：
1 0
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