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A direct method is developed for obtaining the discrete solution of the polar coordinate form of Poisson's equation defined on a disk. The problem is solved subject to both Dirichlet and Neumann ...
Alvin Bayliss, Max Gunzburger, Eli Turkel, Boundary Conditions for the Numerical Solution of Elliptic Equations in Exterior Regions, SIAM Journal on Applied Mathematics, Vol. 42, No. 2 (Apr., 1982), ...