Sqrt.php

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<?php
 
namespace PhpOffice\PhpSpreadsheet\Calculation\MathTrig;
 
use PhpOffice\PhpSpreadsheet\Calculation\Exception;
 
class Sqrt
{
    public static function sqrt($number)
    {
        try {
            $number = Helpers::validateNumericNullBool($number);
        } catch (Exception $e) {
            return $e->getMessage();
        }
 
        return Helpers::numberOrNan(sqrt($number));
    }
 
    public static function pi($number)
    {
        try {
            $number = Helpers::validateNumericNullSubstitution($number, 0);
            Helpers::validateNotNegative($number);
        } catch (Exception $e) {
            return $e->getMessage();
        }
 
        return sqrt($number * M_PI);
    }
}