Word-for-word repetition in [views.general] and [span.overview]

[views.general]p1:
> The header `<span>` defines the view `span`. A `span` is a view over a contiguous sequence of objects, the storage of which is owned by some other object.

One page later, [span.overview]p1:
> A `span` is a view over a contiguous sequence of objects, the storage of which is owned by some other object.