22. Nuances and Verbal Expressions
22.4. Fan-Shaped Beams
22.4.1. Changes in Feathered Beams
When the direction of fan shapes changes within a rhythmic group before the ligatures end, the signs above are used where the changes take place. The sign for a steady rhythm ,<1,<1 is used when the ligatures become parallel rather than fan-shaped. Between the first and last chords of Example 22.4.1-1 the print has stems only; the sign for stems without note heads is used and doubled.