A synonym for Integer. The word ``rational'' is sometimes used for emphasis to distinguish it from other types of ``integers'' such as Cyclotomic Integers, Eisenstein Integers, and Gaussian Integers.

**References**

Hardy, G. H. and Wright, E. M. *An Introduction to the Theory of Numbers, 5th ed.*
Oxford, England: Clarendon Press, p. 1, 1979.

© 1996-9

1999-05-25