public static function ten() : BigRational
    {
        static $ten;

        if ($ten === null) {
            $ten = new BigRational(BigInteger::ten(), BigInteger::one(), false);
        }

        return $ten;
    }
public static function ten() : BigRational
    {
        static $ten;

        if ($ten === null) {
            $ten = new BigRational(BigInteger::ten(), BigInteger::one(), false);
        }

        return $ten;
    }
public static function ten ( ) : BigRational { static $ ten ; if ( $ ten === null ) { $ ten = new BigRational ( BigInteger :: ten ( ) , BigInteger :: one ( ) , false ) ; } return $ ten ; }
Returns a BigRational representing ten.

@return BigRational
Returns a BigRational representing ten .