▾ Set of symbols
▾ Alphabet
▾ Deduction system
▾ Theory
▾ Zermelo-Fraenkel set theory
▾ Set
▾ Binary cartesian set product
▾ Binary relation
▾ Binary endorelation
▾ Preordering relation
▾ Partial ordering relation
▾ Partially ordered set
▾ Closed interval
▾ Closed real interval
▾ Closed real unit interval
Basic rational closed unit interval
Formulation 0
Let $P = (\mathbb{Q}, {\leq})$ be the D1100: Ordered set of rational numbers.
The basic rational closed unit interval is the D11: Set \begin{equation} [0, 1] : = \{ q \in \mathbb{Q} : 0 \leq q \leq 1 \} \end{equation}