Tetraktys, named after a mathematical concept of Pythagoras, is a festive and varied work, composed for the tenth anniversary of the Ghent University Wind Band. A mysterious introduction paves the way for a driving allegro, in which all sections of the orchestra are featured. The slow middle part offers a moment of repose, introduced by a lyrical theme presented by the clarinet section. After a brief recollection of the fast movement, the mood shifts into a swinging big band–style passage, that ...