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机译:High-frequency analysis of the efficiency of a local approximate DtN2 boundary condition for prolate spheroidal-shaped boundaries
Team-project MAGIQUE-3D, INRIA Research Center of Bordeaux Sud-Ouest, France;
Basque Center for Applied Mathematics, Bizkaia Technology Park, Building 500, 48160 Derio, Spain;
Absorbing boundary conditions; Acoustic scattering problems; DtN operator; Elliptic coordinates; Prolate spheroidal-shaped boundaries;