Siegel der Universität Augsburg

Universität Augsburg
Institut für Mathematik

Siegel der Universität Augsburg

 

Gastvortrag

 

Dr. Donald L. Brown
University of Nottingham, United Kingdom.

 
spricht am
 
Freitag, 2. Juni 2017
 
um
 
10 Uhr s.t.
 
im
 
Raum 3008 (L1)
 
über das Thema:
 

»Multiscale Methods and Stability in Some High-Frequency Helmholtz-Type Problems«

Abstract:
In this talk, we will discuss issues in the computation of high-frequency Helmholtz-type problems. In particular, we discuss the issue of pollution effects and how certain multiscale LOD correction methods can eliminate the effect in certain resolution regimes. This will help to motivate the issue of frequency dependent stability in continuous problems. We then present a few of the current results on frequency explicit a-priori bounds for heterogenous acoustic and elastic media.

 

Hierzu ergeht herzliche Einladung.
Prof. Dr. Daniel Peterseim



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