Definition:Subinterval
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Definition
Let $I$ be a real interval.
A subinterval $J$ of $I$ is a real interval such that $J \subseteq I$.
 | This page needs proofreading. In particular: A purely intuitive definition which may or may not be accurate -- for example, is $\left({a \,.\,.\, b}\right)$ strictly speaking a subinterval of $\left[{a \,.\,.\, b}\right]$? If you believe all issues are dealt with, please remove {{Proofread}} from the code.To discuss this page in more detail, feel free to use the talk page. When this work has been completed, you may remove this instance of {{Proofread}} from the code. |