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open interval

Fetched 2026-10-26 (cache).

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Noun

  1. {{lb|en|mathematics}} An [[interval]] in the [[real number line]] which does not [[contain]] its [[supremum]] and [[infimum]]. If [[specified]] by a [[pair]] of [[real number]]s, then it [[consist]]s of all the [[point]]s on the [[real line]] whose [[value]]s lie [[strictly]] between those two [[real number]]s.

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