Rationals

Rationals represents the domain of rational numbers, as in x Rationals.

x Rationals evaluates immediately only if x is a numeric quantity.

Simplify[expr Rationals] can be used to try to determine whether an expression corresponds to a rational number.

The domain of integers is taken to be a subset of the domain of rationals.

Rationals is output in TraditionalForm as .

See Section 3.3.10.

See also: Element, Simplify, Algebraics, Integers, Rational, Denominator.

New in Version 4.

Further Examples