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Veranstaltung

Sonderveranstaltung
Andrejewski-Vorlesung: Discrete Geometric Analysis
Prof. Dr. Toshikazu Sunada (Meiji University, Tokyo)
11.11.2008 – 13.11.2008

Programm

Vortrag
Zeta functions for finitely generated groups
Prof. Dr. Toshikazu Sunada (Meiji University/ Tokyo, Japan)
13.11.2008, 16:30 Uhr

This talk discusses spectral properties of ``non-commutative" crystal lattices. After giving a quick survey of twisted Laplacians, we shall take a look at spectral aspects of Cayley graphs associated with finitely generated groups. The notions of cogrowth, zeta functions, and Ramanujan graphs are handled.

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Veranstaltungen 2008