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geometric progression:see progressionprogression,
in mathematics, sequence of quantities, called terms, in which the relationship between consecutive terms is the same. An arithmetic progression is a sequence in which each term is derived from the preceding one by adding a given number, d,
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geometric progression[¦jē·ə¦me·trik prə′gresh·ən]
A sequence which has the form a, ar, ar 2, ar 3, … .
a sequence of numbers, each of which differs from the succeeding one by a constant ratio, as 1, 2, 4, 8, …