Communications in Partial Differential Equations · 1983 · 166 citations · 5 references
Natural SciencesMathematicsDifferential EquationsBoundary ConditionsExistence TheoremsInitial Value ProblemsPartial Differential EquationsSystems Of Differential EquationsWeak FormulationElliptic Partial Differential EquationsSecond-order Differential EquationsUniqueness In Elliptic EquationsUniqueness Of SolutionsUniqueness Theorems
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On the Uniqueness of the Cauchy Problem II.
Lars Hörmander · MATHEMATICA SCANDINAVICA · 1959 · 57 citations · Full text