فرایازی ِ هندسی farâyâsi-e hendesi (#)
*Fr.: progression géométrique*
A → *sequence* in which the ratio of a term to its predecessor
is the same for all terms. In general, the *n*th term has the form
*ar*^{(n-1)},
where *n* is a positive integer, and *a* and *r* are nonzero
constants; *r* is called the *ratio* or *common ratio*.
Also called → *geometric sequence*. → *geometric*; → * progression*. |