On the Failure of the Urysohn-Menger Sum Formula for Cohomological Dimension

DOI10.2307/2160247zbMath0802.55001OpenAlexW4229873596MaRDI QIDQ4290869

Dušan D. Repovš, Alexander N. Dranishnikov, Evgeny V. Shchepin

Publication date: 20 June 1994

Published in: Proceedings of the American Mathematical Society (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.2307/2160247

zbMATH Keywords

covering dimensioncohomology dimensionMenger-Urysohnsum-formula

Mathematics Subject Classification ID

Extensions of spaces (compactifications, supercompactifications, completions, etc.) (54D35) Dimension theory in general topology (54F45) Counterexamples in general topology (54G20) Dimension theory in algebraic topology (55M10)

Related Items (5)

Open problems in topology. ⋮ Cohomological dimension and metrizable spaces. II ⋮ Union Theorem for Cohomological Dimension: A Simple Counterexample ⋮ Some estimates of the inductive dimensions of the union of two sets ⋮ Extension theory of separable metrizable spaces with applications to dimension theory

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