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    • CommentRowNumber1.
    • CommentAuthorUrs
    • CommentTimeDec 5th 2012

    edited Moore closure. Added a bit more glue, restructured slightly, and added more hyperlinks.

    • CommentRowNumber2.
    • CommentAuthorJ-B Vienney
    • CommentTimeDec 29th 2023

    Added that the closure operator of a topological space with underlying set XX can be described as an oplax monoidal monad on 𝒫X\mathcal{P}X (considered a cocartesian monoidal category as a join semilattice).

    diff, v19, current

    • CommentRowNumber3.
    • CommentAuthorJ-B Vienney
    • CommentTimeDec 29th 2023
    • (edited Dec 29th 2023)