Preconditioning the EFIE on Screens

We consider the electric field integral equation (EFIE) modeling the scattering of time-harmonic electromagnetic waves at a perfectly conducting screen. When discretizing the EFIE by means of low-order Galerkin boundary methods (BEM), one obtains linear systems that are ill-conditioned on fine meshe...

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Autori principali: Urzua-Torres, C, Hiptmair, R
Natura: Journal article
Lingua:English
Pubblicazione: World Scientific 2020