public static function createFilledMatrix($value, $rows, $columns = null)
    {
        if ($columns === null) {
            $columns = $rows;
        }

        $rows = Matrix::validateRow($rows);
        $columns = Matrix::validateColumn($columns);

        return new Matrix(
            array_fill(
                0,
                $rows,
                array_fill(
                    0,
                    $columns,
                    $value
                )
            )
        );
    }