Triangle Topology

The Triangle Topology Seminar is a joint seminar between Duke, NCSU, and UNC, meeting on selected Tuesdays. Some talks are preceded by an informal pretalk seminar aimed at graduate students. For more information, including information on how to be added to the seminar mailing list, please see here:

Last updated: 2017/09/26 - 8:39am
Slava Krushkal (University of Virginia)
Monday, October 2 - 4:00 pm

In the 1960s Tutte observed that the value of the chromatic polynomial of planar triangulations at (golden ratio +1) obeys a number of remarkable properties. In this talk I will explain how TQFT gives...

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Peter Samuelson (University of Edinburgh)
Tuesday, October 10 - 4:30 pm
at UNC

The Hall algebra is an invariant of an abelian (or triangulated) category C whose multiplication comes from "counting extensions in C." Recently, Burban and Schiffmann defined the "elliptic Hall...

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Kyle Hayden (Boston College)
Monday, October 23 - 3:15 pm
119 Physics

Every four-dimensional Stein domain has a height function whose regular level sets are contact three-manifolds. This allows us to study complex curves in the Stein domain via their intersection with...

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Faramarz Vafaee (California Institute of Technology)
Tuesday, November 7 - 4:30 pm