traditional

adj 1: consisting of or derived from tradition; "traditional

history"; "traditional morality" [ant: {nontraditional}]

2: pertaining to time-honored orthodox doctrines; "the simple

security of traditional assumptions has vanished"

rational

[Mathematics] a fractional number n/d, where n and d are

integers, n is the numerator and d is the denominator. The

set of all rational numbers is usually called Q.

Computers do not usually deal with rational numbers but

instead convert them to {real} numbers which are represented

(approximately in some cases) as {floating-point} numbers.

Compare {irrational}.