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  1. Page created, but author did not leave any comments.

    Anonymous

    v1, current

  2. Adding reference

    • Martín Escardó and Alex Simpson. A universal characterization of the closed Euclidean interval. In 16th Annual IEEE Symposium on Logic in Computer Science, Boston, Massachusetts, USA, June 16-19, 2001, Proceedings, pages 115–125. IEEE Computer Society, 2001. (doi:10.1109/LICS.2001.932488, pdf)

    Anonymouse

    diff, v4, current

  3. I spent a day or two proving this.

    Keith J. Bauer

    diff, v5, current

  4. added my proof and some clarifications

    Keith J. Bauer

    diff, v6, current

  5. i made an error in definitions, this corrects it. sincere apologies

    Keith J. Bauer

    diff, v7, current

    • CommentRowNumber6.
    • CommentAuthorUrs
    • CommentTimeApr 29th 2024
    • (edited Apr 29th 2024)

    I have touched the hyperlinking, such as in adding links to the references where they were alluded to in the text.

    For “cancellative magma” (an entry for which does not yet exist) I have hyperlinked to cancellative monoid and magma, for the time being.

    diff, v8, current