Ausfaltung, The technique of making horizontal (melodic)
one or more intervals that are conceptually simultaneous at deeper
levels. A double unfolding involves a pair of intervals. Unfoldings
can take place on many different structural
The example illustrates two instances of unfolding in Part
A of Variation 16. The first unfolds D and B$
and the second unfolds C and F of V.
In each case the upper note is the primary melodic tone.