GIOVEDI' 22 MARZO 2012
16:00-17:00, Sala Seminari (Dip. Matematica)
SEMINARI DI ANALISIThe perfectly matched operators of Berenger
Jeffrey Rauch (University of Michigan)
For the numerical computation of electromagnetic
waves in unbounded domains
in the early nineties,
the method of perfectly
matched layers. The computational
domain is surrounded by a layer in which
and absorbing differential equation is satisfied.
feature is the complete absence of reflections
from the interface. The new
differential equation is hyperbolic
but only weakly hyperbolic. The proof of
is recent work with L. Halpern and S. Petit.