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Injective maps between flip graphs

2014/09/24 by Javier Aramayona, Thomas Koberda, Aramayona, Javier +3
Mathematics · #FOS: Mathematics #Geometric Topology (math.GT) #Group Theory (math.GR) #math.GR #math.GT

paper · pdf · doi:10.48550/arxiv.1409.7046

16 pages, 15 figures. To appear in Ann. Inst. Fourier

arxiv created 2014/11/28 · arxiv updated 2014/12/01

Abstract

We prove that every injective simplicial map F(S) → F(S') between flip graphs is induced by a subsurface inclusion S→ S', except in finitely many cases. This extends a result of Korkmaz--Papadopoulos which asserts that every automorphism of the flip graph of a surface without boundary is induced by a surface homeomorphism.

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