Notes
Any countable union of nowhere dense subsets is called a set of first category or a meager set. Any set not of the first category is called a set of second category.
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This work was supported by the Russian Foundation for Basic Research under grant 19-01-00332-a.
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Translated from Matematicheskie Zametki, 2021, Vol. 110, pp. 916–921 https://doi.org/10.4213/mzm13334.
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Alimov, A.R., Tsar’kov, I.G. Approximatively Compact Sets in Asymmetric Efimov–Stechkin Spaces and Convexity of Almost Suns. Math Notes 110, 947–951 (2021). https://doi.org/10.1134/S0001434621110316
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DOI: https://doi.org/10.1134/S0001434621110316