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Incidences and Tilings

Sergey Fomin, University of Michigan
Wednesday, February 28, 2024 - 3:30pm to 5:00pm
PDL C-401 and via Zoom Link: https://washington.zoom.us/j/91547335974
Sergey Fomin
Sergey Fomin

Abstract:

We show that various classical theorems of real/complex linear incidence geometry, such as the theorems of Pappus, Desargues, Möbius, and so on, can be interpreted as special cases of a single "master theorem" that involves an arbitrary tiling of a closed oriented surface by quadrilateral tiles.  This yields a general mechanism for producing new incidence theorems and generalizing the known ones.

This is joint work with Pavlo Pylyavskyy.

Note: This talk begins with a pre-seminar (aimed at graduate students) at 3:30–4:00. The main talk starts at 4:10.

Join Zoom Meeting: https://washington.zoom.us/j/91547335974
Meeting ID: 915 4733 5974

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