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机译:Connection between the existence of a priori estimate for a flux and the convergence of iterative methods for diffusion equation with highly varying coefficients
Faculty of Mechanics and Mathematics, Lomonosov Moscow State University, Moscow 119991, Russia Marchuk Institute of Numerical Mathematics of the RAS, Moscow 119333, Russia;
Karlsruhe Institute of Technology, Germany;
Elliptic equations; iterative methods; rate of convergence independent of the coefficient jump;