An almost simple group is a group $G$ that lies between a non-abelian simple group $S$ and its automorphism group Aut$(S)$, i.e. $S \subseteq G \subseteq $Aut$(S).$
Every non-abelian simple group is almost simple, but it is not implied by $G$ being quasisimple, as shown by these examples.
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- Last edited by John Jones on 2022-05-18 20:15:58
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- 2022-05-18 20:15:58 by John Jones (Reviewed)
- 2021-10-08 14:08:20 by David Roe (Reviewed)
- 2019-05-23 20:05:26 by Tim Dokchitser (Reviewed)
- 2019-05-22 19:26:50 by Tim Dokchitser
- 2019-05-22 19:24:30 by Tim Dokchitser