Results in Mathematics · 1988 · 33 citations · 7 references
Natural SciencesMathematicsDifferential EquationsGeometryAffine GeometryAlgebraic GeometryDifferential GeometryElliptic CurvesProjective GeometryUniqueness TheoryAffine Differential GeometryUniqueness In Elliptic EquationsUniqueness In Systems Of Differential EquationsUniqueness TheoremsUniqueness Theorems For Partial Differential Equations
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Umbilical Points and W-Surfaces
Philip Hartman, Aurel Wintner · American Journal of Mathematics · 1954 · 85 citations
Hypersurfaces in equiaffine differential geometry
Udo Simon · Geometriae Dedicata · 1984 · 18 citations