Rational

Rational is the head used for rational numbers.

You can enter a rational number in the form n/m.

The pattern object _Rational can be used to stand for a rational number. It cannot stand for a single integer.

You have to use Numerator and Denominator to extract parts of Rational numbers.

See The Mathematica Book: Section 3.1.1.

See also: Rationals, Integer, Numerator, Denominator.

Further Examples