Matches in SemOpenAlex for { <https://semopenalex.org/work/W2483599184> ?p ?o ?g. }
Showing items 1 to 91 of
91
with 100 items per page.
- W2483599184 abstract "Menger's conjecture that Menger spaces are /sigma-compact is false; it is true for analytic subspaces of Polish spaces and undecidable for more complex definable subspaces of Polish spaces. For non-metrizable spaces, analytic Menger spaces are /sigma-compact, but Menger continuous images of co-analytic spaces need not be. The general co-analytic case is still open, but many special cases are undecidable, in particular, Menger topological groups. We also prove that if there is a Michael space, then productively Lindelof Cech-complete spaces are /sigma-compact. We also give numerous characterizations of proper K-Lusin spaces. Our methods include the Axiom of Co-analytic Determinacy, non-metrizable descriptive set theory, and Arhangel'skii's work on generalized metric spaces." @default.
- W2483599184 created "2016-08-23" @default.
- W2483599184 creator A5050771177 @default.
- W2483599184 date "2016-07-16" @default.
- W2483599184 modified "2023-09-27" @default.
- W2483599184 title "Definable versions of Menger's conjecture" @default.
- W2483599184 cites W1039831569 @default.
- W2483599184 cites W1515759392 @default.
- W2483599184 cites W1539382740 @default.
- W2483599184 cites W1640652798 @default.
- W2483599184 cites W2007545251 @default.
- W2483599184 cites W2050160012 @default.
- W2483599184 cites W2093308740 @default.
- W2483599184 cites W2116650341 @default.
- W2483599184 cites W2125493123 @default.
- W2483599184 cites W2163758042 @default.
- W2483599184 cites W2491641213 @default.
- W2483599184 cites W2499449664 @default.
- W2483599184 cites W2604448724 @default.
- W2483599184 cites W330602122 @default.
- W2483599184 hasPublicationYear "2016" @default.
- W2483599184 type Work @default.
- W2483599184 sameAs 2483599184 @default.
- W2483599184 citedByCount "0" @default.
- W2483599184 crossrefType "posted-content" @default.
- W2483599184 hasAuthorship W2483599184A5050771177 @default.
- W2483599184 hasConcept C105433845 @default.
- W2483599184 hasConcept C111919701 @default.
- W2483599184 hasConcept C118615104 @default.
- W2483599184 hasConcept C121332964 @default.
- W2483599184 hasConcept C12362212 @default.
- W2483599184 hasConcept C134306372 @default.
- W2483599184 hasConcept C153269930 @default.
- W2483599184 hasConcept C192034797 @default.
- W2483599184 hasConcept C198043062 @default.
- W2483599184 hasConcept C202444582 @default.
- W2483599184 hasConcept C27156116 @default.
- W2483599184 hasConcept C2777894999 @default.
- W2483599184 hasConcept C2778049214 @default.
- W2483599184 hasConcept C2780990831 @default.
- W2483599184 hasConcept C33923547 @default.
- W2483599184 hasConcept C41008148 @default.
- W2483599184 hasConcept C62520636 @default.
- W2483599184 hasConcept C70710897 @default.
- W2483599184 hasConcept C81332173 @default.
- W2483599184 hasConceptScore W2483599184C105433845 @default.
- W2483599184 hasConceptScore W2483599184C111919701 @default.
- W2483599184 hasConceptScore W2483599184C118615104 @default.
- W2483599184 hasConceptScore W2483599184C121332964 @default.
- W2483599184 hasConceptScore W2483599184C12362212 @default.
- W2483599184 hasConceptScore W2483599184C134306372 @default.
- W2483599184 hasConceptScore W2483599184C153269930 @default.
- W2483599184 hasConceptScore W2483599184C192034797 @default.
- W2483599184 hasConceptScore W2483599184C198043062 @default.
- W2483599184 hasConceptScore W2483599184C202444582 @default.
- W2483599184 hasConceptScore W2483599184C27156116 @default.
- W2483599184 hasConceptScore W2483599184C2777894999 @default.
- W2483599184 hasConceptScore W2483599184C2778049214 @default.
- W2483599184 hasConceptScore W2483599184C2780990831 @default.
- W2483599184 hasConceptScore W2483599184C33923547 @default.
- W2483599184 hasConceptScore W2483599184C41008148 @default.
- W2483599184 hasConceptScore W2483599184C62520636 @default.
- W2483599184 hasConceptScore W2483599184C70710897 @default.
- W2483599184 hasConceptScore W2483599184C81332173 @default.
- W2483599184 hasLocation W24835991841 @default.
- W2483599184 hasOpenAccess W2483599184 @default.
- W2483599184 hasPrimaryLocation W24835991841 @default.
- W2483599184 hasRelatedWork W1009495392 @default.
- W2483599184 hasRelatedWork W117456300 @default.
- W2483599184 hasRelatedWork W2020576992 @default.
- W2483599184 hasRelatedWork W2048917666 @default.
- W2483599184 hasRelatedWork W2056790593 @default.
- W2483599184 hasRelatedWork W2210288020 @default.
- W2483599184 hasRelatedWork W2293451052 @default.
- W2483599184 hasRelatedWork W2573653043 @default.
- W2483599184 hasRelatedWork W272276705 @default.
- W2483599184 hasRelatedWork W2810487324 @default.
- W2483599184 hasRelatedWork W2949601802 @default.
- W2483599184 hasRelatedWork W2993185709 @default.
- W2483599184 hasRelatedWork W3022581729 @default.
- W2483599184 hasRelatedWork W3046402304 @default.
- W2483599184 hasRelatedWork W58882747 @default.
- W2483599184 hasRelatedWork W596854725 @default.
- W2483599184 hasRelatedWork W69964500 @default.
- W2483599184 hasRelatedWork W936663106 @default.
- W2483599184 hasRelatedWork W1536790782 @default.
- W2483599184 hasRelatedWork W2505114199 @default.
- W2483599184 isParatext "false" @default.
- W2483599184 isRetracted "false" @default.
- W2483599184 magId "2483599184" @default.
- W2483599184 workType "article" @default.