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<?phpdeclare(strict_types=1);namespace Brick\Math\Internal\Calculator;use Brick\Math\Internal\Calculator;/*** Calculator implementation built around the GMP library.** @internal** @psalm-immutable*/class GmpCalculator extends Calculator{public function add(string $a, string $b) : string{return \gmp_strval(\gmp_add($a, $b));}public function sub(string $a, string $b) : string{return \gmp_strval(\gmp_sub($a, $b));}public function mul(string $a, string $b) : string{return \gmp_strval(\gmp_mul($a, $b));}public function divQ(string $a, string $b) : string{return \gmp_strval(\gmp_div_q($a, $b));}public function divR(string $a, string $b) : string{return \gmp_strval(\gmp_div_r($a, $b));}public function divQR(string $a, string $b) : array{[$q, $r] = \gmp_div_qr($a, $b);return [\gmp_strval($q),\gmp_strval($r)];}public function pow(string $a, int $e) : string{return \gmp_strval(\gmp_pow($a, $e));}public function modInverse(string $x, string $m) : ?string{$result = \gmp_invert($x, $m);if ($result === false) {return null;}return \gmp_strval($result);}public function modPow(string $base, string $exp, string $mod) : string{return \gmp_strval(\gmp_powm($base, $exp, $mod));}public function gcd(string $a, string $b) : string{return \gmp_strval(\gmp_gcd($a, $b));}public function fromBase(string $number, int $base) : string{return \gmp_strval(\gmp_init($number, $base));}public function toBase(string $number, int $base) : string{return \gmp_strval($number, $base);}public function and(string $a, string $b) : string{return \gmp_strval(\gmp_and($a, $b));}public function or(string $a, string $b) : string{return \gmp_strval(\gmp_or($a, $b));}public function xor(string $a, string $b) : string{return \gmp_strval(\gmp_xor($a, $b));}public function sqrt(string $n) : string{return \gmp_strval(\gmp_sqrt($n));}}