gmp_legendre
(PHP 4 >= 4.0.4, PHP 5)
gmp_legendre -- Legendre symbol
Description
int
gmp_legendre
( resource a, resource p )
Compute the
Legendre symbol
of
a
and
p
.
p
should be odd
and must be positive.
例子 1.
gmp_legendre()
example
<?php
echo
gmp_legendre
(
"1"
,
"3"
) .
"\n"
;
echo
gmp_legendre
(
"2"
,
"3"
) .
"\n"
;
?>
|
The printout of the above program will be:
|