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    • CommentRowNumber1.
    • CommentAuthorUrs
    • CommentTimeDec 12th 2012

    had created braided 3-group a good while back. Now I have added the example of Brauer/Picard/Unit-3-groups and cross-linked with Brauer group.

    • CommentRowNumber2.
    • CommentAuthorUrs
    • CommentTimeJul 21st 2021

    added these pointer:


    As a special case of k-tuply groupal n-groupoids the notion is at least implicit in:

    In the generality of braided ∞-group stacks the notion appears in:


    diff, v4, current