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机译:Preconditioning techniques for iterative solvers in the Discrete Sources Method
Universit?t Bremen, Badgasteiner Str. 3, 28359 Bremen, Germany;
Faculty of Applied Mathematics and Computer Science, Lomonosov State University, Lenin's Hills, 119992 Moscow, Russian Federation;
Institut für Werkstofftechnik, Badgasteiner Str. 3, 28359 Bremen, Germany;
Discrete source method; Electromagnetic scattering; Krylov subspace iterative solvers; Least-squares problem; Preconditioning technique;