Note the use of integer subscripts to differentiate between the pitch-type interval system ([Z.sub.1], [M.sub.1],
int), and interval systems of the pitch-class type ([Z.sub.k], [M.sub.k],
int), k [greater than or equal to] 2.
LANZAROTE, departing Belfast
Int., December 22, San Marcial Apts., seven nights, two sharing from pounds 570pp GRAN Canaria, ex- Belfast Boxing Day, Villa del Conde, one week, 2 sharing B&B from pounds 1,423 LANZAROTE, Belfast
Int., 29th Dec 29, San Marcial Apts., 7 nights, 2 sharing from pounds 536pp Gran Canaria, departing Belfast
Int., 2nd Jan, San Marcial Apts., 7 nights, 2 sharing from pounds 356pp Visit http://www.falconholidays.ie/last-minute-holidays/