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Department of Mathematical Sciences

Seminar Archives

On this page you can find information about seminars in this and previous academic years, where available on the database.

Feynman graphs, Periods and Polylogarithms: Dyson-Schwinger equations

Presented by Dirk Kreimer, IHES Paris and Boston University

9 January 2008 10:30 in CM105

We augment perturbation theory by equations of motions, obtained from the Hochschild cohomology studied in the previous lecture. We review these equations for various renormalizable field theories, and discuss

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