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.
| Symbol | Format | Data |
|---|---|---|
| ℚ | Unicode | |
| TeX | |
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SVG |
The set of rational numbers can be defined by the quotient of two numbers belonging to the set of integers, where the divisor is non-zero.