Discrete group actions on 3-manifolds and embeddable Cayley complexes.

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• Agelos Georgakopoulos (University of Warwick)
• Friday 14 October 2022, 13:45-14:45
• MR13.

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It is a classical fact that a finite group G has a planar Cayley graph iff G acts on the sphere S^2 faithfully by homeomorphisms/isometries. Can you guess how this generalises to three dimensions? The answer, which requires the Geometrization Theorem, will be revealed in the talk.

This talk is part of the Geometric Group Theory (GGT) Seminar series.

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