Re: Aut D_4 isomorphic to ?
- From: Johann Wiesenbauer <j.wiesenbauer@xxxxxxxxxxxx>
- Date: Fri, 13 May 2005 11:29:38 EDT
> Does |Aut D_5| equal 20?
>
Well, take a look at what I wrote elsewhere in this thread and you will see that only a tiny generalization leads to the general formula
|Aut D_n| = n*phi(n) for n>=3.
Johann
.
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