Affine isoparametric hypersurfaces.
R. Niebergall, P.J. Ryan (1994)
Mathematische Zeitschrift
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R. Niebergall, P.J. Ryan (1994)
Mathematische Zeitschrift
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H. Z. Li (2005)
Banach Center Publications
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This paper is part of the autumn school on "Variational problems and higher order PDEs for affine hypersurfaces". We discuss variational problems in equiaffine differential geometry, centroaffine differential geometry and relative differential geometry, which have been studied by Blaschke [Bla], Chern [Ch], C. P. Wang [W], Li-Li-Simon [LLS], and Calabi [Ca-II]. We first derive the Euler-Lagrange equations in these settings; these equations are complicated, strongly nonlinear fourth order...
Luc Vrancken, Franki Dillen (1993)
Manuscripta mathematica
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Luc Vrancken (1988)
Annales de la Faculté des sciences de Toulouse : Mathématiques
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Udo Simon, An-Min Li, Bohui Chen (1997)
Journal für die reine und angewandte Mathematik
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Zuzanna Szancer (2012)
Annales Polonici Mathematici
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Real affine hypersurfaces of the complex space are studied. Some properties of the structure determined by a J-tangent transversal vector field are proved. Moreover, some generalizations of the results obtained by V. Cruceanu are given.
Stefan Ivanov (1997)
Monatshefte für Mathematik
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Changping Wang (1993)
Mathematische Zeitschrift
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Zuzanna Szancer (2012)
Annales Polonici Mathematici
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Real affine hypersurfaces of the complex space with a J-tangent transversal vector field and an induced almost contact structure (φ,ξ,η) are studied. Some properties of hypersurfaces with φ or η parallel relative to an induced connection are proved. Also a local characterization of these hypersurfaces is given.
Gardner, Robert B., Wilkens, George R. (1997)
Bulletin of the Belgian Mathematical Society - Simon Stevin
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Alois Švec (1990)
Czechoslovak Mathematical Journal
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Scharlach, Christine, Simon, Udo, Verstraelen, Leopold, Vrancken, Luc (1997)
Beiträge zur Algebra und Geometrie
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Barbara Opozda (1996)
Monatshefte für Mathematik
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