Arithmetic Progression Definition

ărĭth-mĕtĭk

noun

A sequence, such as the positive odd integers 1, 3, 5, 7, ... , in which each term after the first is formed by adding a constant to the preceding term.

American Heritage

A sequence of terms each of which, after the first, is derived by adding to the preceding one a common difference.

5, 9, 13, 17, etc. form an arithmetic progression.

Webster's New World

(analysis) A sequence in which each term except the first is obtained from the previous by adding a constant value, known as the common difference of the arithmetic progression.

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