(PHP 4 >= 4.0.4, PHP 5, PHP 7, PHP 8)
gmp_jacobi — Jacobi symbol
Computes
» Jacobi symbol
of
num1
and
num2
.
num2
should be odd
and must be positive.
num1
A
GMP
object, an
int
,
or a
string
that can be interpreted as a number following the same logic
as if the string was used in
gmp_init()
with automatic
base detection (i.e. when
base
is equal to 0).
num2
A
GMP
object, an
int
,
or a
string
that can be interpreted as a number following the same logic
as if the string was used in
gmp_init()
with automatic
base detection (i.e. when
base
is equal to 0).
Should be odd and must be positive.
A GMP object.
Example #1 gmp_jacobi() example
<?php
echo
gmp_jacobi
(
"1"
,
"3"
) .
"\n"
;
echo
gmp_jacobi
(
"2"
,
"3"
) .
"\n"
;
?>
The above example will output:
1 0