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gmp_pow

(PHP 4 >= 4.0.4, PHP 5)

gmp_pow -- Raise number into power

Description

resource gmp_pow ( resource base, int exp)

Raise base into power exp. The case of 0^0 yields 1. exp cannot be negative.

Example 1. gmp_pow() example

<?php
$pow1 = gmp_pow("2", 31);
echo gmp_strval($pow1) . "\n";
$pow2 = gmp_pow("0", 0);
echo gmp_strval($pow2) . "\n";
$pow3 = gmp_pow("2", -1); // Negative exp, generates warning
echo gmp_strval($pow3) . "\n";
?>

The printout of the above program will be: 

2147483648
1
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gmp_popcountUpgmp_powm
= (gmp_strval($g) == gmp_strval($eq_res));

if ($check_gcd && $check_res) {
    $fmt = "Solution: %d*%d + %d*%d = %d\n";
    printf($fmt, gmp_strval($a), gmp_strval($r['s']), gmp_strval($b),
    gmp_strval($r['t']), gmp_strval($r['g']));
} else {
    echo "Error while solving the equation\n";
}
    
// output: Solution: 12*2 + 21*-1 = 3
?>