Set of Rational Numbers Symbol

Symbol Format Data
Code Point
U+211A
TeX
\mathbb{Q}
SVG

Usage

The set of rational numbers is denoted with the Latin Capital letter Q presented in a double-struck type face. It is part of a family of symbols, presented with a double-struck type face, that represent the number sets used as a basis for mathematics.

Related

The capital Latin letter Q is used in mathematics to represent the set of rational numbers. Usually, the letter is presented with a "double-struck" typeface when it is used to represent the set of rational numbers.

Set of natural numbers.

Set of integers symbol.

The set of real numbers symbol is a Latin capital R presented in double-struck typeface.

The set of complex numbers is represented by the Latin capital letter C. The symbol is often presented with a double-struck font face just as with other number sets. The set of complex numbers extends the real numbers.