Rigidity property of diagram groups

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We show a rigid connection between two classical objects: the R.Thompson group F and the Dunce hat. A diagram group of a directed 2-complex contains a copy of F if and only if the complex contains a copy of the Dunce hat.
11 pages

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Group Theory, Algebraic Topology, 20

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http://salesiana.dossiersoluciones.com/handle/123456789/59170

Consulte el texto completo en el siguiente enlace:

https://arxiv.org/abs/math/0005105
 http://arxiv.org/abs/math/0005105

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arXiv