Indeed, the introduction ends with a reminder and goad that "the marriage of melody, versus, and musical notation in the Liber ymnorum implies performance" (1:54); the sequences, the
ymni, were meant to be sung, and it is only then that we can fully appreciate the magnitude of Notker's achievement.
El hecho de que Lorenzana no reuniera todos los himnos en su apartado Incipiunt
Ymni de toto circulo anni, sino que aparezcan tambien otros himnos, aqui y alla, a lo largo de todo el Breviarium, impide tener una vision de conjunto del entero himnario.