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Accuracy of a mesh method in eigenvalue problems. (English. Russian original) Zbl 0518.65074

Differ. Equations 18, 872-876 (1983); translation from Differ. Uravn. 18, 1240-1244 (1982).

MSC:

65N25 Numerical methods for eigenvalue problems for boundary value problems involving PDEs
65N15 Error bounds for boundary value problems involving PDEs
35P15 Estimates of eigenvalues in context of PDEs