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<?php
declare(strict_types=1);
namespace ExtendedStrings\Strings;
/**
* A class containing functions useful for floating-point calculations.
*/
class Math
{
const PRECISION = 10;
* Returns the greatest common divisor of two floats.
*
* @param float $a
* @param float $b
* @return float
public static function gcd(float $a, float $b): float
return self::isZero($b) ? $a : self::gcd($b, fmod($a, $b));
}
* Tests whether a float is zero.
* @param float $x
* @return bool
public static function isZero(float $x): bool
return $x === 0 || abs($x) < pow(10, - self::PRECISION);
extended-strings /
strings
