Music of the Trecento system of division of the breve into 2, 3, 4, 6,8, 9, or 12 semibreves (later minims) with dots (singular "punctus divisionis") indicating breaks at the end of a breve (however, Marchetto never used a term 'punctus divisionis'). Although more Trecento music is written in the international system of notation descended from Franco of Cologne and Philippe de Vitry than in the Marchettian system (and there exist a few, mostly instrumental, works not of Italian origin that use this system), nonetheless, Marchetto's contribution to rhythmic notation is so connected with the Italian Trecento that it is often referred to as
Whole tone scale Monk's "Four in One" (1948) and "Trinkle-Tinkle" (1952) are fine examples of this. A prominent example of the whole tone scale that made its way into pop music are bars three and four of the opening of Stevie Wonder's 1972 song "You Are the Sunshine of My Life". The rāga "Sahera" in Hindustani classical music uses the same intervals as the whole tone scale. Ustad Mehdi Hassan has performed this rāga. "Gopriya" is the corresponding Carnatic rāgam. Whole tone scale In music, a whole tone scale is a scale in which each note is separated from its neighbours by the