Rationals

Usage

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

Notes

• 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

• New in Version 4.