Prof. Dr. Myfanwy Evans

28.01.2021, 16:15  –  Online-Seminar
Forschungsseminar Differentialgeometrie

Center of mass in general relativity

Alejandro Peñuela Diaz (UP)

We will see different approaches to the problem of defining a center of mass of a system in general relativity, specifically in the setting of the initial value formulation of general relativity. We... 

29.01.2021, 11:00  –  Online Seminar
Arbeitsgruppenseminar Analysis

Evaluating germs at poles and locality

Sylvie Paycha (Uni Potsdam)

How to evaluate  meromorphic germs at their poles while preserving a locality principle reminiscent of locality in QFT is a question that lies at the heart of  pQFT. It further  arises in other... 

04.02.2021, 16:15  –  Online-Seminar
Forschungsseminar Differentialgeometrie

Relative Traces in Obstacle Scattering

Florian Hanisch (UP)

In obstacle scattering, one is interested in properties of the Laplacian
∆ on the complement of a compact set O ("the obstacles") in Euclidean
space. It may be compared with the free Laplacian ∆₀  and... 

05.02.2021, 11:15  –  Online Meeting
Arbeitsgruppenseminar Analysis

Some questions about renormalisation

Lorenzo Zambotti (Sorbonne University, Paris)

Another session of the Renormalisation and Geometry seminar, with a talk by Lorenzo Zambotti (Sorbonne University, Paris).

Abstract: In this informal talk I would like to explain briefly how I came in... 

11.02.2021, 16:15  –  Online-Seminar
Forschungsseminar Differentialgeometrie

T. B. A.

Jonas Rungenhagen (UP)

Zoom access data are available at this moodle.