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Related papers: On the holonomy group of hypersurfaces

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We classify the hypersurfaces of $\Sf^n\times \R$ and $\Hy^n\times \R$ with constant sectional curvature and dimension $n\geq 3$.

Differential Geometry · Mathematics 2009-09-15 Fernando Manfio , Ruy Tojeiro

In this paper, we study hypersurfaces in $\mathbb{H}^2\times\mathbb{H}^2$. We first classify the hypersurfaces with constant principal curvatures and constant product angle function. Then, we classify homogeneous hypersurfaces and…

Differential Geometry · Mathematics 2023-03-17 Dong Gao , Hui Ma , Zeke Yao

In this paper, we give a full classification of the separable hypersurfaces of constant sectional curvature in the Euclidean $n$-space $\mathbb{R}^n$. In dimension $n=3$, this classification was solved by Hasanis and L\'opez [Manuscripta…

Differential Geometry · Mathematics 2023-09-13 Muhittin Evren Aydin , Rafael Lopez , Gabriel-Eduard Vilcu

Hyperelliptic manifolds are natural generalizations of hyperelliptic surfaces in dimensions. We provide a full classification of the groups, which arise as the holonomy group of a 4-dimensional hyperelliptic manifold. The classification is…

Algebraic Geometry · Mathematics 2022-11-16 Andreas Demleitner

We classify the homogeneous and isoparametric hypersurfaces of $\mathbb{S}^2\times\mathbb{S}^2$. In the classification, besides the hypersurfaces $\mathbb{S}^1(r)\times\mathbb{S}^2,\,r\in (0,1]$, it appears a family of hypersurfaces with…

Differential Geometry · Mathematics 2016-06-27 Francisco Urbano

We classify the isoparametric hypersurfaces and the homogeneous hypersurfaces of $\mathbb H^n\times\mathbb R$ and $\mathbb S^n\times\mathbb R$, $n\ge 2$, by establishing that any such hypersurface has constant angle function and constant…

Differential Geometry · Mathematics 2025-11-04 Ronaldo F. de Lima , Giuseppe Pipoli

We classify curvature homogeneous hypersurfaces in S^4 and H^4. In higher dimesnsion one only has the FKM examples and an isolate one by Tsukada of a hypersurface in H^5. Besides some simple examples, we show that there exists an isolated…

Differential Geometry · Mathematics 2025-05-13 Robert Bryant , Luis Florit , Wolfgang Ziller

We classify the non-degenerate homogeneous hypersurfaces in real and complex affine four-space whose symmetry group is at least four-dimensional.

Differential Geometry · Mathematics 2007-05-23 Michael Eastwood , Vladimir Ezhov

Hypersurfaces are studied and classified under multiple additional assumptions in any Riemannian homogeneous space $(\mathbb{C}P^3, g_a)$, including nearly K\"ahler $\mathbb{C}P^3$. Notably, all extrinsically homogeneous hypersurfaces are…

Differential Geometry · Mathematics 2025-03-13 Michaël Liefsoens

We study Kaehlerian manifolds with Norden metric $g$ and develop the theory of their holomorphic hypersurfaces with constant totally real sectional curvatures. We prove a classification theorem for the holomorphic hypersurfaces of…

Differential Geometry · Mathematics 2012-11-12 Georgi Ganchev , Kostadin Gribachev , Vesselka Mihova

The local classification of conformally flat Lorentzian manifolds with special holonomy groups is obtained. The corresponding local metrics are certain extensions of Riemannian spaces of constant sectional curvature to Walker metrics.

Differential Geometry · Mathematics 2018-08-21 Anton S. Galaev

We classify all real hypersurfaces with constant principal curvatures in the complex hyperbolic plane.

Differential Geometry · Mathematics 2007-05-23 Jurgen Berndt , Jose Carlos Diaz-Ramos

We classify, up to isometric congruence, the homogeneous hypersurfaces in the Riemannian symmetric spaces $\mathrm{SL}(3,\mathbb{H})/\mathrm{Sp}(3), \hspace{1pt} \mathrm{SO}(5,\mathbb{C})/\mathrm{SO}(5),$ and…

Differential Geometry · Mathematics 2025-03-14 Ivan Solonenko

In this paper, we classify hypersurfaces with constant principal curvatures in the four-dimensional Thurston geometry ${\rm Sol_0^4}$ under certain geometric conditions. As an application of the classification result, we give a complete…

Differential Geometry · Mathematics 2025-11-03 Marie D'haene , Guoxin Wei , Zeke Yao , Xi Zhang

We classify the hypersurfaces of dimension n >= 3 with constant sectional curvature in the product spaces R^k x S^{n-k+1} and R^k x H^{n-k+1}, for 2 <= k <= n-1. Our results provide a complete description of these hypersurfaces and extend…

Differential Geometry · Mathematics 2025-10-21 Arnando Carvalho , Ruy Tojeiro

We classify hypersurfaces with rotational symmetry and positive constant $r$-th mean curvature in $\mathbb H^n \times \mathbb R$. Specific constant higher order mean curvature hypersurfaces invariant under hyperbolic translation are also…

Differential Geometry · Mathematics 2023-11-17 Barbara Nelli , Giuseppe Pipoli , Giovanni Russo

In this paper, we show the fundamental theorems for rotationally symmetric hypersurfaces, and thus, together with the earlier results in [3] and [4], provide a complete classification of umbilic hypersurfaces in the Heisenberg groups…

Differential Geometry · Mathematics 2025-09-08 Hung-Lin Chiu , Sin-Hua Lai , Hsiao-Fan Liu

We construct a family of balanced signature pseudo-Riemannian manifolds, which arise as hypersurfaces in flat space, that are curvature homogeneous, that are modeled on a symmetric space, and that are not locally homogeneous.

Differential Geometry · Mathematics 2007-05-23 Corey Dunn , Peter B Gilkey

We give some classifications of biharmonic hypersurfaces with constant scalar curvature. These include biharmonic Einstein hypersurfaces in space forms, compact biharmonic hypersurfaces with constant scalar curvature in a sphere, and some…

Differential Geometry · Mathematics 2017-08-30 Shun Maeta , Ye-Lin Ou

Compact flat surfaces of homogeneous Riemannian 3-manifolds with isometry group of dimension 4 are classified. Non-existence results for compact constant Gauss curvature surfaces in these 3-manifolds are established.

Differential Geometry · Mathematics 2009-03-11 Francisco Torralbo , Francisco Urbano
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