> Oops. Certainly 2 is fixed, so, doesn't belong to the support.
> Deserves a ticket, IMHO.
Ouch. Indeed!
Nicolas
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Nicolas M. Thiéry "Isil"
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On 2020-03-08, David Joyner wrote:
> On a tangential matter, I'd like to add that
> according to Dan Bump's notes "Group Representation
> Theory" (http://sporadic.stanford.edu/bump/group/gr1_4.html),
> this set of elements that the permutations does not
> fix is called the support.
Exactly.
> If
On 2020-03-08, David Joyner wrote:
> I agree with Michael O, a permutation is a bijection,
> so the image is the domain is the codomain.
+1
> For a patch to "define the image of a permutation
> to be the set of elements that it does not fix" is a
> mistake, IMHO. Maybe the set computed could be
