Proceedings of the American Mathematical Society · 1958 · 22 citations · 4 references
Natural SciencesAstronomyStochastic ProcessesPartial Differential EquationsVariational FormulationVariational PrinciplesWeak FormulationFunctional MinimizationNonlinear Variational FormulationNonlinear Variational ProblemsVariational Methods In Partial Differential EquationsVariational Problems
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