Non-negative rational number
Set
| definiendum | $ r \in\mathbb Q_+ $ |
| context | $ r \in \mathbb Q $ |
| postulate | $ r \ge 0 $ |
Discussion
Reference
Wikipedia: Rational number
| definiendum | $ r \in\mathbb Q_+ $ |
| context | $ r \in \mathbb Q $ |
| postulate | $ r \ge 0 $ |
Wikipedia: Rational number