AL

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Name AL
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Seen May 6 at 9:27
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38
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6
answers
8k
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Is Thompson’s Group F amenable?

nov 25 at 11:10 Mariarty 153●6

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11
votes
3
answers
966
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Solutions to some equations in a free group

jan 3 11 at 13:11 Bill Thurston 17.6k●8●62●100

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10
votes
1
answer
341
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When is an HNN-extension finitely presented?

aug 15 at 19:24 Mark Sapir 27.6k●2●57●118

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8
votes
2
answers
236
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A malnormal embedding theorem?

mar 3 at 1:45 Mark Sapir 27.6k●2●57●118

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7
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0
answers
186
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Nielsen equivalence in one-relator groups

nov 8 11 at 11:05 AL 1,246●6●13

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7
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3
answers
394
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Torsion in triangle groups

feb 7 12 at 15:06 HW 10.1k●1●23●66

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6
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1
answer
219
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Linking the residual finiteness of $G$ with $Aut(G)$ or $Out(G)$

sep 29 11 at 17:23 Mark Sapir 27.6k●2●57●118

 
6
votes
0
answers
168
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Recursive presentability of outer automorphism group

apr 18 at 13:22 MathOverflow♦ 1●2●3

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5

Answers
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27
The phenomena of eventual counterexamples
10
Exponent of a group
3
books well-motivated with explicit examples
2
free group of finite rank can contain free groups of infinite rank as a subgroup
2
What can be said about a group from its presentation?

 

247

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7

 

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