Timeline for Recognising group actions on trees from the boundary
Current License: CC BY-SA 3.0
5 events
| when toggle format | what | by | license | comment | |
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| May 20, 2012 at 1:44 | comment | added | Ian Agol | Right, I see, I should only consider cocompact actions. | |
| May 19, 2012 at 14:48 | comment | added | Misha | @Ian: In this degree of generality, you will not get compactly generated groups. For instance, take an infinitely generated subgroup $G$ of a f.g. free group $F$ and let $G$ act on the tree which is the Cayley graph of $F$. So, I think you have to assume that $G$ acts on the set of triples in the Cantor set cocompactly, but not a priori discretely. | |
| May 19, 2012 at 6:13 | history | edited | Ian Agol | CC BY-SA 3.0 |
added 61 characters in body
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| May 19, 2012 at 0:51 | history | edited | Ian Agol | CC BY-SA 3.0 |
added 121 characters in body
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| May 18, 2012 at 19:33 | history | answered | Ian Agol | CC BY-SA 3.0 |