Open maps

DOI10.1070/RM1986V041N06ABEH004240zbMath0626.54015OpenAlexW4235892110MaRDI QIDQ3029783

V. Sh. Yusufov

Publication date: 1986

Published in: Russian Mathematical Surveys (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1070/rm1986v041n06abeh004240

zbMATH Keywords

n-dimensional cubecardinality functionsopen-covering functionssemigroup of open maps

Mathematics Subject Classification ID

Transformation groups and semigroups (topological aspects) (54H15) Special maps on topological spaces (open, closed, perfect, etc.) (54C10) Cardinality properties (cardinal functions and inequalities, discrete subsets) (54A25)

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