Definition:Bounded Ordered Set/Real Numbers/Unbounded
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This page is about Unbounded Subset of Real Numbers. For other uses, see Unbounded.
Let $\R$ be the set of real numbers.
Let $T \subseteq \R$ be a subset of $\R$ .
$T \subseteq \R$ is unbounded (in $\R$) if and only if it is not bounded.