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12/01/2022
Calderón Preconditioning for Acoustic Scattering at Multi-Screens
We propose a preconditioner for the Helmholtz exterior problems on multi...
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06/03/2021
Towards coercive boundary element methods for the wave equation
In this note, we discuss the ellipticity of the single layer boundary in...
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05/17/2021
Full operator preconditioning and the accuracy of solving linear systems
Unless special conditions apply, the attempt to solve ill-conditioned sy...
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05/14/2021