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Richard Lyons's user avatar
Richard Lyons
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answer
44
Has anyone catalogued the "first generation" proof of the classification of finite simple groups?
Oct 2, 2016
answer
40
Known and fixed gaps in the proof of the CFSG
Sep 23, 2021
answer
17
Groups that do not exist
Nov 5, 2017
answer
16
Group with fewer than $p^2$ Sylow p-subgroups
Oct 12, 2020
answer
13
Classification of finite subgroups of $\mathrm{SL}_5(\mathbb{C})$
Jul 23, 2021
answer
12
A finite p-group question: can this happen?
Jun 28, 2019
answer
10
Low-dimensional irreducible 2-modular representations of the symmetric group
Jan 9, 2018
answer
10
Symmetric subgroups of simple algebraic groups over finite fields
Nov 29, 2018
answer
9
$S_3 \times 2^2 \cdot PSU_6 (2) \overset ? \subset 2^2 \cdot {}^2 E_6 (2)$
Mar 7, 2022
answer
7
A possible characterization of the category of finite $p$-groups
Sep 20, 2020