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nLab > nLab General Discussions: An elementrary question

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    • CommentRowNumber1.
    • CommentAuthorporton
    • CommentTimeOct 19th 2014

    In profunctor in the definition of a functor inducing a profunctor (second paragraph), it is used the symbol 11.

    Sorry for a stupid question, but what is 11 in this context?

    • CommentRowNumber2.
    • CommentAuthorUrs
    • CommentTimeOct 19th 2014

    It’s the identity functor on the respective category.

    I am adding clarification to the entry now…

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