Ключевые слова: abstract, alternate, arrange, arrangement, background, band, bars, chunk, cut, dash, design, discontinue, division, dynamic, fraction, fragment, geometric, horizontal, infrequent, intermittent, interrupt, interval, irregular, line, linear, momentum, orientation, parallel, pattern, periodic, piece, portion, random, rapid, recurring, section, segment, shred, slash, speed, square, straight, streak, strip, stripes, stripy, stroke, tempo, zip,