Using a new concept of an essential point, we give a characterization of essential extensions of topological spaces.
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Yu. L. Ershov, “On essential extensions of T 0-spaces,” Dokl. Ross. Akad. Nauk, 368, No. 3, 299-302 (1999).
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(Yu. L. Ershov) Supported by RFBR, project No. 15-01-05114.
Translated from Algebra i Logika, Vol. 55, No. 1, pp. 3-13, January-February, 2016.
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Ershov, Y.L. Essential Extensions of T 0-Spaces. II. Algebra Logic 55, 1–8 (2016). https://doi.org/10.1007/s10469-016-9371-z
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DOI: https://doi.org/10.1007/s10469-016-9371-z