#10667: Morphisms and Objects of Categories
---------------------------+------------------------------------------------
Reporter: SimonKing | Owner: nthiery
Type: enhancement | Status: needs_work
Priority: major | Milestone: sage-5.0
Component: categories | Keywords: objects morphisms containment
Work_issues: doctests | Upstream: N/A
Reviewer: | Author: Simon King
Merged: | Dependencies: #9138, #11115
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Comment(by nthiery):
Replying to [comment:27 SimonKing]:
> No, after all, I think that Sets() is correct.
> and a comment in the doc string of `H.super_categegories`:
> {{{
> """
> This declares that any homset `Hom(A, B)` for `A` and `B`
> in the category of objects is a set.
> This more or less assumes that the category is locally
small.
> See http://en.wikipedia.org/wiki/Category_(mathematics)
>
> EXAMPLES::
>
> sage: Objects().hom_category().super_categories()
> [Category of sets]
> """
> }}}
ROTFL. I wrote that comment. So I guess I should agree with it :-)
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Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/10667#comment:32>
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