10

Questions
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42
65
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18
answers
5k
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How do you decide whether a question in abstract algebra is worth studying?

oct 12 11 at 11:15 Ronnie Brown 5,496●20●21

12
28
votes
1
answer
1k
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Square roots of elements in a finite group and representation theory

feb 14 11 at 19:01 Noah Snyder 11.6k●1●27●72

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19
votes
4
answers
1k
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Character free proof that Frobenius kernel is a normal subgroup?

dec 19 11 at 23:10 Geoff Robinson 10.4k●1●22●29

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11
votes
1
answer
788
views

Groups with all normal subgroups characteristic

jan 11 11 at 3:24 Alex Bartel 6,248●1●20●42

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10
votes
3
answers
741
views

Sylow subgroups of projective general linear groups

feb 10 12 at 13:25 F. Ladisch 2,157●3●16

9
13
votes
2
answers
688
views

Number of n-th roots of elements in a finite group and higher Frobenius-Schur indicators

jan 31 12 at 18:54 Marty Isaacs 1,338●9●8

4
12
votes
0
answers
637
views

Special values of Artin L-functions

oct 7 10 at 3:01 Alex Bartel 6,248●1●20●42

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8
votes
2
answers
558
views

Congruence subgroups as abstract groups

aug 12 11 at 6:42 Lior Silberman 331●4

1
6
votes
1
answer
504
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Galois descent for K-groups (or for étale cohomology groups)

may 9 11 at 11:02 Alex Bartel 6,248●1●20●42

4
9
votes
0
answers
423
views

Class groups in dihedral extensions - some sort of Spiegelungssatz?

aug 19 11 at 19:51 Franz Lemmermeyer 17.3k●1●38●102