[Illustration: Example 7. Fragments of Czerny, Mendelssohn, and Schumann.]
See also Ex. 1. The operation of this exceedingly important rule of "corresponding formation" (about which more will be said later on) is seen—on a larger scale—in Ex. 2, Ex. 5, and Ex. 6, where it defines the whole motive.
(3) In default of more definite signs, the figures may be found to correspond to the metric groups (that is, in lengths of whole or half measures). Thus:—
