English
Related papers

Related papers: Inhomogeneous isoparametric hypersurfaces in compl…

200 papers

We classify isoparametric hypersurfaces in complex hyperbolic spaces.

Differential Geometry · Mathematics 2017-06-13 Jose Carlos Diaz-Ramos , Miguel Dominguez-Vazquez , Victor Sanmartin-Lopez

We study the geometry of homogeneous hypersurfaces and their focal sets in complex hyperbolic spaces. In particular, we provide a characterization of the focal set in terms of its second fundamental form and determine the principal…

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

Isoparametric hypersurfaces and their application to special geometries

Differential Geometry · Mathematics 2009-06-11 Firouz Khezri

We complete the classification of ruled real hypersurfaces with shape operator of constant norm in nonflat complex space forms by showing the existence of a unique inhomogeneous example in the complex hyperbolic space.

Differential Geometry · Mathematics 2020-11-18 Miguel Dominguez-Vazquez , Olga Perez-Barral

We conclude the classification of cohomogeneity one actions on symmetric spaces of rank one by classifying cohomogeneity one actions on quaternionic hyperbolic spaces up to orbit equivalence. As a by-product of our proof, we produce…

Differential Geometry · Mathematics 2020-05-20 Jose Carlos Diaz-Ramos , Miguel Dominguez-Vazquez , Alberto Rodriguez-Vazquez

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 introduce curvature-adapted foliations of complex hyperbolic space and study some of their properties. Generalized pseudo-Einstein hypersurfaces of complex hyperbolic space are classified. Analogous results for curvature-adapted…

Differential Geometry · Mathematics 2012-07-10 Thomas Murphy

We classify minimal extrinsically homogeneous submanifolds of complex hyperbolic spaces.

Differential Geometry · Mathematics 2026-05-12 Ángel Cidre-Díaz , Miguel Domínguez-Vázquez

We classify all real hypersurfaces with three distinct constant principal curvatures in complex hyperbolic spaces of dimension greater than two.

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

A Lie hypersurface in the complex hyperbolic space is a homogeneous real hypersurface without focal submanifolds. The set of all Lie hypersurfaces in the complex hyperbolic space is bijective to a closed interval, which gives a deformation…

Differential Geometry · Mathematics 2009-08-25 Tatsuyoshi Hamada , Yuji Hoshikawa , Hiroshi Tamaru

A Lie hypersurface in the complex hyperbolic space is an orbit of a cohomogeneity one action without singular orbit. In this paper, we classify Ricci soliton Lie hypersurfaces in the complex hyperbolic spaces.

Differential Geometry · Mathematics 2013-05-28 Takahiro Hashinaga , Akira Kubo , Hiroshi Tamaru

We construct families of hyperbolic hypersurfaces of degree $2n$ in the projective space $\mathbb{P}^n(\mathbb{C})$ for $3 \leq n \leq 6$.

Complex Variables · Mathematics 2015-12-31 Dinh Tuan Huynh

We give a geometric characterization of certain hypersurfaces of cohomogeneity one in the complex projective and hyperbolic planes. We also obtain some partial classifications of austere hypersurfaces and of Levi-flat hypersurfaces with…

Differential Geometry · Mathematics 2016-09-08 Jose Carlos Diaz-Ramos , Miguel Dominguez-Vazquez , Cristina Vidal-Castiñeira

We construct examples of complete Riemannian manifolds having the property that every geodesic lies in a totally geodesic hyperbolic plane. Despite the abundance of totally geodesic hyperbolic planes, these examples are not locally…

Differential Geometry · Mathematics 2017-03-23 Samuel Lin , Benjamin Schmidt

We give a complete description and classification of locally homogeneous real hypersurfaces in $\mathbb C^3$. Various groups of mathematicians have been studying this problem in the last 25 years, and several significant classes of…

Complex Variables · Mathematics 2020-06-16 A. V. Loboda

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

A holomorphic representation formula for special parabolic hyperspheres is given.

Differential Geometry · Mathematics 2007-05-23 Vicente Cortes

We classify hyperbolic polynomials in two real variables that admit a transitive action on some component of their hyperbolic level sets. Such surfaces are called special homogeneous surfaces, and they are equipped with a natural Riemannian…

Differential Geometry · Mathematics 2024-12-11 David Lindemann , Andrew Swann

We explicitly construct a dynamically incoherent partially hyperbolic endomorphisms of $\mathbb{T}^2$ in the homotopy class of any linear expanding map with integer eigenvalues. These examples exhibit branching of centre curves along…

Dynamical Systems · Mathematics 2021-12-14 Layne Hall , Andy Hammerlindl

Explicit representations of complex structures on closed manifolds are valuable, but relatively rare in the literature. Using isoparametric theory, we construct complex structures on isoparametric hypersurfaces with $g=4, m=1$ in the unit…

Differential Geometry · Mathematics 2025-02-14 Chao Qian , Zizhou Tang , Wenjiao Yan
‹ Prev 1 2 3 10 Next ›