Some aspects of (non) functoriality of natural discrete covers of locales

DOI10.2989/16073606.2018.1485756zbMath1468.06024OpenAlexW2887362467WikidataQ129396781 ScholiaQ129396781MaRDI QIDQ5228890

Richard N. Ball, Jorge Picado, Ales Pultr

Publication date: 13 August 2019

Published in: Quaestiones Mathematicae (Search for Journal in Brave)

Full work available at URL: http://hdl.handle.net/10316/90473

zbMATH Keywords

localeframeBooleanizationessential extensionsublocalesublocale latticesubfit

Mathematics Subject Classification ID

Frames, locales (06D22) Extensions of spaces (compactifications, supercompactifications, completions, etc.) (54D35) Lower separation axioms ((T_0)--(T_3), etc.) (54D10)

Related Items

On the categorical behaviour of locales and D-localic maps ⋮ Exact filters and joins of closed sublocales ⋮ On joins of complemented sublocales ⋮ Some general aspects of exactness and strong exactness of meets

Cites Work

• On an aspect of scatteredness in the point-free setting
• New aspects of subfitness in frames and spaces
• Maximal essential extensions in the context of frames
• More on subfitness and fitness
• Projective and injective distributive lattices
• Frames and Locales
• T1-locales
• A Boolean extension of a frame and a representation of discontinuity
• Atomless Parts of Spaces.
• Unnamed Item
• Unnamed Item
• Unnamed Item
• Unnamed Item
• Unnamed Item
• Unnamed Item
• Unnamed Item
• Unnamed Item