A property of the lamplighter group
We show that the inert subgroups of the lamplighter group fall into exactly five commensurability classes. The result is then connected with the theory of totally disconnected locally compact groups and with algebraic entropy.
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| creator | Castellano, Ilaria Cook, Ged Corob Kropholler, Peter H |
| description | We show that the inert subgroups of the lamplighter group fall into exactly five commensurability classes. The result is then connected with the theory of totally disconnected locally compact groups and with algebraic entropy. |
| doi_str_mv | 10.48550/arxiv.1909.01094 |
| format | Article |
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| language | eng |
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| subjects | Group theory Mathematics - Group Theory Subgroups |
| title | A property of the lamplighter group |
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