This Day Forward - End Of August

SUBSYSTEM (“subsystem”) - a peripheral Ladotonal cell that is part of the tonality as a general system. It is characterized by the manifestation of local tonal functions (see Variable Functions) in diatonic. bonds (e.g., in the major turn VI - II, similar to D - T) or in chromatic. (e.g. turnover VI <- II as a deviation into the II stage). Examples of S. are fragments of the choir “The Red Sun to Glory” from Borodin’s opera Prince Igor, measures 3-4 (diatonic S.), the main theme from the 2nd part of Rachmaninov’s Symphonic Dances, measure 2 (chr. S .). The term "S." was proposed by I. V. Methodin.