Corrected collocation approximations for the harmonic Dirichlet problem. (English) Zbl 0467.65063


65N35 Spectral, collocation and related methods for boundary value problems involving PDEs
65E05 General theory of numerical methods in complex analysis (potential theory, etc.)
35J05 Laplace operator, Helmholtz equation (reduced wave equation), Poisson equation
31A25 Boundary value and inverse problems for harmonic functions in two dimensions
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