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nLab > Latest Changes: ex falso quodlibet

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  1.  
    • CommentRowNumber1.
    • CommentAuthorDavid_Corfield
    • CommentTimeAug 27th 2018

    Made a start.

    v1, current

    • CommentRowNumber2.
    • CommentAuthorUrs
    • CommentTimeJan 26th 2023
    • (edited Jan 26th 2023)

    added some more cross-links

    and pointer to:

    • Pedro Francisco, Valencia Vizcaíno, Relations between ex falso, tertium non datur, and double negation elimination [arXiv:1304.0272]

    diff, v3, current

    • CommentRowNumber3.
    • CommentAuthornos
    • CommentTimeAug 16th 2024
    Ex falso quodlibet does not say “anything except truth” follows. Truth is like a closed set while falsehood is like an open superset from which you can actually end up back in the closed Truth set. - There is a path asymmetry between truth and falsehood.
    • CommentRowNumber4.
    • CommentAuthorJ-B Vienney
    • CommentTimeAug 17th 2024
    • (edited Aug 17th 2024)

    Interesting paper! Now I’m wondering the relations with Peirce’s law and Consequentia mirabilis.

    • CommentRowNumber5.
    • CommentAuthorJ-B Vienney
    • CommentTimeAug 17th 2024

    I didn’t understand before seeing this paper that all these principles are not equivalent in minimal logic.

1 to 5 of 5

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