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Related papers: Foliations on quaternion CR-submanifolds

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The purpose of this paper is to study the canonical foliations of a quaternion CR-submanifold of an almost quaternion Kaehler product manifold.

Differential Geometry · Mathematics 2009-12-02 Gabriel Eduard Vilcu

The purpose of this paper is to study the canonical totally real foliations of CR-submanifolds in a locally conformal K\"{a}hler manifold.

Differential Geometry · Mathematics 2012-04-24 Gabriel Eduard Vilcu

The purpose of the present paper is to study the differential geometric properties of a quaternion CR-submanifold in a locally conformal quaternion Kaehler manifold.

Differential Geometry · Mathematics 2007-08-10 Bayram Sahin

Starting with a concise review of quaternionic geometry and quaternionic K{\"a}hler manifolds, we define a transversely quaternionic K{\"a}hler foliation. Then we formulate and prove the foliated versions of the now classical results of…

Differential Geometry · Mathematics 2025-12-16 Rouzbeh Mohseni , Robert A. Wolak

The aim of this paper is to describe complex foliations on Kahler surfaces.

Differential Geometry · Mathematics 2019-04-15 Wlodzimierz Jelonek

The aim of this paper is to classify compact, simply connected K\"ahler manifolds which admit totally geodesic, holomorphic complex homothetic foliation by curves.

Differential Geometry · Mathematics 2016-02-25 Wlodzimierz Jelonek

In this paper we introduce paraquaternionic CR-submanifolds of almost paraquaternionic hermitian manifolds and state some basic results on their differential geometry. We also study a class of semi-Riemannian submersions from…

Differential Geometry · Mathematics 2010-07-13 Stere Ianus , Stefano Marchiafava , Gabriel Eduard Vilcu

We obtain a local classification of complex homothetic foliations on Kaehler manifolds by complex curves. This is used to construct almost Kaehler, Ricci-flat metrics subject to additional curvature properties.

Differential Geometry · Mathematics 2012-06-18 Simon G. Chiossi , Paul-Andi Nagy

We present a few general results on foliations of 4-manifolds by surfaces: existence, tautness, relations to minimal genus of embedded surfaces; as well as some open problems. We hope to stimulate interest in this area.

Geometric Topology · Mathematics 2007-05-23 Alexandru Scorpan

The purpose of this paper is to study singular holomorphic foliations of arbitrary codimension defined by logarithmic forms on projective spaces.

Complex Variables · Mathematics 2018-03-26 Dominique Cerveau , Alcides Lins Neto

Positive Quaternion Kaehler Manifolds are Riemannian manifolds with holonomy contained in Sp(n)Sp(1) and with positive scalar curvature. Conjecturally, they are symmetric spaces. We offer a new approach to this field of study via Rational…

General Topology · Mathematics 2011-12-20 Manuel Amann

We study the pseudohermitian sectional curvature of a CR manifold.

Differential Geometry · Mathematics 2007-05-23 Elisabetta Barletta

We aim to classify codimension 1 foliations $\mathscr{F}$ with canonical singularities and $\nu(K_{\mathscr{F}}) < 3$ on threefolds of general type. We prove a classification result for foliations satisfying these conditions and having…

Algebraic Geometry · Mathematics 2023-03-22 Aleksei Golota

The purpose of this paper is to introduce a geometric structure called pseudo-conformal quaternionic CR structure on a (4n+3)-dimensional mamnifold and then exhibit a quaternionic analogue of Chern-Moser's CR structure and uniformization.

Geometric Topology · Mathematics 2007-05-23 Dmitri Alekseevsky , Yoshinobu Kamishima

In this paper, we study stability for harmonic foliations on locally conformal K\"ahler manifolds with complex leaves. We also discuss instability for harmonic foliations on compact submanifolds immersed in Euclidean spaces and compact…

Differential Geometry · Mathematics 2007-05-23 K. Ichikawa , T. Noda

The aim of this paper is to classify compact Kahler manifolds with quasi-constant holomorphic sectional curvature.

Differential Geometry · Mathematics 2016-02-26 Wlodzimierz Jelonek

A foliation on a manifold M can be informally thought of as a partition of M into injectively immersed submanifolds, called leaves. In this thesis we study foliations whose leaves carry some specific geometric structures. The thesis…

Differential Geometry · Mathematics 2014-09-12 Sauvik Mukherjee

We study smooth foliations of arbitrary codimension on homogeneous compact K\"ahler manifolds. We prove that smooth foliations on rational compact homogeneous manifolds are locally trivial fibrations and classify the smooth foliations with…

Algebraic Geometry · Mathematics 2015-01-20 Federico Lo Bianco , Jorge Vitorio Pereira

We present existence results for certain singular 2-dimensional foliations on 4-manifolds. The singularities can be chosen to be simple, e.g. the same as those that appear in Lefschetz pencils. There seems to be a wealth of such creatures…

Geometric Topology · Mathematics 2014-10-01 Alexandru Scorpan

This paper describes the structure of singular codimension one foliations with numerically trivial canonical bundle on projective manifolds.

Algebraic Geometry · Mathematics 2017-12-29 Frank Loray , Jorge Vitorio Pereira , Frederic Touzet
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