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 |