Acta Mathematica · 1983 · 41 citations · 5 references
Natural SciencesMathematicsDifferential EquationsExistence TheoryIntegrable SystemsIntegral EquationsLocal FieldsPartial Differential EquationsSystems Of Differential EquationsIntegrable Partial Differential EquationsLocal Existence TheoryLocal Stability
On etudie des systemes surdetermines de champs vectoriels dans un sous-ensemble ouvert Ω de R n+1 , de type L j =∂/∂t j +λ j (t,x)∂/∂x, j=1,...,m, ayant des coefficients analytiques. On suppose que les champs de vecteurs L j satisfont la condition de Frobenius
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Stratification of real analytic mappings and images
Robert Hardt · Inventiones mathematicae · 1975 · 128 citations