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Eine verallgemeinerte Variationsformulierung für Operatordifferentialgleichungen. (German) Zbl 0474.35082

MSC:

35R20 Operator partial differential equations (= PDEs on finite-dimensional spaces for abstract space valued functions)
46S10 Functional analysis over fields other than \(\mathbb{R}\) or \(\mathbb{C}\) or the quaternions; non-Archimedean functional analysis
44A40 Calculus of Mikusiński and other operational calculi
35K20 Initial-boundary value problems for second-order parabolic equations
35L20 Initial-boundary value problems for second-order hyperbolic equations