Rektorys, Karel Variational methods in mathematics, science and engineering. Transl. from the English. (Вариационные методы в математической физике и технике Transl. from the English.) (Russian) Zbl 0668.49001 Moskva: Mir. 589 p. R. 2.90 (1985). For a review of the 2nd English edition see Zbl 0481.49002. Cited in 23 Documents MSC: 49-01 Introductory exposition (textbooks, tutorial papers, etc.) pertaining to calculus of variations and optimal control 35-01 Introductory exposition (textbooks, tutorial papers, etc.) pertaining to partial differential equations 47-01 Introductory exposition (textbooks, tutorial papers, etc.) pertaining to operator theory 49L99 Hamilton-Jacobi theories 49R05 Variational methods for eigenvalues of operators 47A70 (Generalized) eigenfunction expansions of linear operators; rigged Hilbert spaces 35A15 Variational methods applied to PDEs 35A35 Theoretical approximation in context of PDEs 65M99 Numerical methods for partial differential equations, initial value and time-dependent initial-boundary value problems 65N99 Numerical methods for partial differential equations, boundary value problems 35B45 A priori estimates in context of PDEs 35Dxx Generalized solutions to partial differential equations 47E05 General theory of ordinary differential operators 46N99 Miscellaneous applications of functional analysis 46E35 Sobolev spaces and other spaces of “smooth” functions, embedding theorems, trace theorems 35J25 Boundary value problems for second-order elliptic equations 35K20 Initial-boundary value problems for second-order parabolic equations 47F05 General theory of partial differential operators 47B25 Linear symmetric and selfadjoint operators (unbounded) 35P05 General topics in linear spectral theory for PDEs Keywords:variational methods; eigenvalue problems; operators on Hilbert space Citations:Zbl 0371.35002; Zbl 0481.49002 PDFBibTeX XMLCite \textit{K. Rektorys}, Вариационные методы в математической физике и технике Transl. from the English (Russian). Transl. from the English. Moskva: Mir (1985; Zbl 0668.49001)