[GAP Forum] Embeddings into a group
Max Horn
max at quendi.de
Wed May 9 12:52:23 BST 2018
Dear all,
just a minor side remark:
> On 08 May 2018, at 23:36, Bob Heffernan <bob.heffernan at gmail.com> wrote:
>
> On Tue, May 01, 2018 at 01:45:13PM +0000, William Giuliano wrote:
>> cosets of B1 and B2 in B. I have tried to use “IsomorphicSubgroups”
>> after switching to a better representation of B (as a permutation and
>> pc group), but it didn’t work.
>
> William
>
> If you only want a single embedding of a group H in a group G, then you
> can try something like this:
>
> PushOptions(rec(findall:=false));
> emb:=IsomorphicSubgroups(G,H);
> PopOptions();
This can also be written as
emb:=IsomorphicSubgroups(G,H : findall:=false);
Best wishes,
Max
>
> which will halt after finding one isomorphic subgroup.
>
> Regards,
> Bob Heffernan
>
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