is an inclusive left boundary of the range and
                    <code>end</code> is an exclusive right boundary of the range. Such a
                    half-opened interval is usually denoted as <em>[start,end)</em>.
                    The static method <code>Range.all()</code> returns a special variable that
                    means "the whole sequence" or "the whole range", just like " <code>:</code> "
                    in Matlab or " <code>...</code> " in Python. All the methods and functions in
