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22 Maggio, 2023 16:30
Seminario Matematico e Fisico di Milano

Dirichlet forms, Spectral Triples and Fredholm modules in Noncommutative Geometry

Jean-Luc Sauvageot, French National Centre for Scientific Research CNRS · Institut de Mathématiques de Jussieu, Paris
Aula Consiglio 7° piano Edificio 14 La Nave Dipartimento di Matematica Politecnico di Milano
Abstract

The seminar will address general, sharp estimates of the singular values of quantum differentials of Connes spectral triples, on which Noncommutative Geometry is based. Special attention will concern the natural spectral triple of a Dirichlet form and those arising from negative definite functions on countable discrete groups.

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