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http://dx.doi.org/10.4134/BKMS.2013.50.6.1781

LAGUERRE CHARACTERIZATIONS OF HYPERSURFACES IN ℝn  

Shu, Shichang (School of Mathematics and Information Science Xianyang Normal University)
Li, Yanyan (School of Mathematics and Information Science Xianyang Normal University)
Publication Information
Bulletin of the Korean Mathematical Society / v.50, no.6, 2013 , pp. 1781-1797 More about this Journal
Abstract
Let x : $M{\rightarrow}\mathbb{R}^n$ be an n - 1-dimensional hypersurface in $\mathbb{R}^n$, L be the Laguerre Blaschke tensor, B be the Laguerre second fundamental form and $D=L+{\lambda}B$ be the Laguerre para-Blaschke tensor of the immersion x, where ${\lambda}$ is a constant. The aim of this article is to study Laguerre Blaschke isoparametric hypersurfaces and Laguerre para-Blaschke isoparametric hypersurfaces in $\mathbb{R}^n$ with three distinct Laguerre principal curvatures one of which is simple. We obtain some classification results of such isoparametric hypersurfaces.
Keywords
Laguerre characterization; Laguerre form; Laguerre Blaschke tensor; Laguerre second fundamental form;
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