A note on rank 2 diagonals

zbMath1444.54002arXiv1811.02386MaRDI QIDQ3295085

Santi Spadaro, Angelo Bella

Publication date: 30 June 2020

Full work available at URL: https://arxiv.org/abs/1811.02386

zbMATH Keywords

cardinality bounds\(G_\delta\)-diagonalweakly Lindelöfneighbourhood assignmentdual properties

Mathematics Subject Classification ID

Noncompact covering properties (paracompact, Lindelöf, etc.) (54D20) Cardinality properties (cardinal functions and inequalities, discrete subsets) (54A25) Lower separation axioms ((T_0)--(T_3), etc.) (54D10)

Related Items (3)

More on cardinality bounds involving the weak Lindelöf degree ⋮ On star-cellular-Lindelöf spaces ⋮ Compact productivity of Lindelöf-type properties

Cites Work

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• On chain conditions in Moore spaces. II
• Classes defined by stars and neighbourhood assignments
• Cardinal inequalities for topological spaces involving the weak Lindelöf number
• Dually properties and cardinal inequalities
• Cardinal invariants of cellular-Lindelöf spaces
• Cardinalities of ccc-spaces with regular \(G_{\delta}\)-diagonals
• The diagonal of a first countable paratopological group, submetrizability, and related results
• A Cardinal Inequality for Topological Spaces Involving Closed Discrete Sets
• Weak extent, submetrizability and diagonal degrees

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