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SWEEPING PRECONDITIONER FOR THE HELMHOLTZ EQUATION: MOVING PERFECTLY MATCHED LAYERS
Helmholtz equation perfectly matched layers high frequency waves preconditioners LDLt factorization Green’s function multifrontal methods optimal ordering
2015/7/14
This paper introduces a new sweeping preconditioner for the iterative solution of the variable coefficient Helmholtz equation in two and three dimensions. The algorithms follow the general structure o...
Recent Advances in Perfectly Matched Layers in Finite Element Applications
Finite element method (FEM) perfectly matched layer (PML) locally-conformal PML
2009/7/28
We present a comparative evaluation of two novel and practical perfectly matched layer (PML) implementations to the problem of mesh truncation in the finite element method (FEM): locally-conformal PML...
My Collaboration with Raj Mittra: Contributions to the Theory of Perfectly Matched Layers
Raj Mittra Contributions Perfectly Matched Layers
2009/7/28
It is impossible to imagine a young researcher in the vast field of applied electromagnetics to not
have encountered the name of Raj Mittra during the first few months of his research activities. In ...