Generalized nested dissection. (English) Zbl 0435.65021


65F05 Direct numerical methods for linear systems and matrix inversion
68Q25 Analysis of algorithms and problem complexity
15A23 Factorization of matrices
05C50 Graphs and linear algebra (matrices, eigenvalues, etc.)
68R10 Graph theory (including graph drawing) in computer science
65N30 Finite element, Rayleigh-Ritz and Galerkin methods for boundary value problems involving PDEs
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