Frank Quinn
Published 2013-10-28, updated 2013-11-12Version 2
A mostly expository account of old questions about the relationship between polyhedra and topological manifolds. Topics are old topological results, new gauge theory results (with speculations about next directions), and history of the questions.
Comments: 26 pages, 2 figures. version 2: spellings corrected, analytic speculations in 4.8.2 sharpened
3-Manifold triangulations with small treewidth
The Pachner graph and the simplification of 3-sphere triangulations
On the twin-width of smooth manifolds
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