ETYM Latin progressio: cf. French progression.
A series with a definite pattern of advance; SYN. patterned advance.
Sequence of numbers each occurring in a specific relationship to its predecessor. An arithmetic progression has numbers that increase or decrease by a common sum or difference (for example, 2, 4, 6, 8); a geometric progression has numbers each bearing a fixed ratio to its predecessor (for example, 3, 6, 12, 24); and a harmonic progression has numbers whose reciprocals are in arithmetical progression, for example 1, ˝, 1/3, Ľ. + prikaži više