Necessary and Sufficient Condition for a Convex Set to be Closed
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Publication:5514255
DOI10.2307/2314799zbMath0139.15704OpenAlexW2331928533MaRDI QIDQ5514255
Publication date: 1966
Published in: The American Mathematical Monthly (Search for Journal in Brave)
Full work available at URL: https://doi.org/10.2307/2314799
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