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相关论文: Minimal Lagrangian submanifolds in the complex hyp…

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A. Mironov proposed a construction of lagrangian submanifolds in $\mathbb{C}^n$ and $\mathbb{C} \mathbb{P}^n$; there he was mostly motivated by the fact that these lagrangian submanifolds (which can have in general self intersections,…

辛几何 · 数学 2020-05-06 Nikolai A. Tyurin

This is the second in a series of papers constructing explicit examples of special Lagrangian submanifolds in C^m. The first paper was math.DG/0008021, which studied special Lagrangian m-folds with large symmetry groups. The third is…

微分几何 · 数学 2007-05-23 Dominic Joyce

In this paper we investigate a family of Hamiltonian-minimal Lagrangian submanifolds in ${\mathbb C}^m$, ${\mathbb C}P^m$ and other symplectic toric manifolds constructed from intersections of real quadrics. In particular, we explain the…

辛几何 · 数学 2017-02-15 Artem Kotelskiy

We characterize isometric actions on compact Kaehler manifolds admitting a Lagrangian orbit, describing under which condition the Lagrangian orbit is unique. We furthermore give the complete classification of simple groups acting on the…

微分几何 · 数学 2008-07-18 Lucio Bedulli , Anna Gori

We propose a new method for the construction of Hamiltonian-minimal and minimal Lagrangian immersions of some manifolds in $C^n$ and in $CP^n$. By this method one can construct, in particular, immersions of such manifolds as the generalized…

微分几何 · 数学 2015-06-26 A. E. Mironov

This is the first in a series of papers on special Lagrangian submanifolds in C^m. We study special Lagrangian submanifolds in C^m with large symmetry groups, and give a number of explicit constructions. Our main results concern special…

微分几何 · 数学 2007-05-23 Dominic Joyce

We use an elliptic differential equation of Tzitzeica type to construct a minimal Lagrangian surface in CH2 from the data of a compact hyperbolic Riemann surface and a small holomorphic cubic differential. The minimal Lagrangian surface is…

微分几何 · 数学 2015-04-28 John Loftin , Ian McIntosh

We classify Lagrangian submanifolds of complex space forms, whose second fundamental form can be written in a certain way, depending on a real parameter. For some special values of this parameter, the resulting submanifolds are ideal in the…

微分几何 · 数学 2013-09-18 Bang-Yen Chen , Joeri Van der Veken , Luc Vrancken

This paper contains a thorough study of the trigonometry of the homogeneous symmetric spaces in the Cayley-Klein-Dickson family of spaces of 'complex Hermitian' type and rank-one. The complex Hermitian elliptic CP^N and hyperbolic CH^N…

数学物理 · 物理学 2008-11-26 Ramon Ortega , Mariano Santander

It has been known for some time that there exist $5$ essentially different real forms of the complex affine Kac-Moody algebra of type $A_2^{(2)}$ and that one can associate $4$ of these real forms with certain classes of "integrable…

微分几何 · 数学 2020-05-05 Josef F. Dorfmesiter , Shimpei Kobayashi

We give a new method for manufacturing complete minimal submanifolds of compact Lie groups and their homogeneous quotient spaces. For this we make use of harmonic morphisms and basic representation theory of Lie groups. We then apply our…

微分几何 · 数学 2015-10-20 Sigmundur Gudmundsson , Martin Svensson , Marina Ville

The local classification of Kaehler submanifolds $M^{2n}$ of the hyperbolic space $\mathbb{H}^{2n+p}$ with low codimension $2\leq p\leq n-1$ under only intrinsic assumptions remains a wide open problem. The situation is quite different for…

微分几何 · 数学 2023-08-30 S. Chion , M. Dajczer

We describe smooth compactifications of certain families of reductive homogeneous spaces such as group manifolds for classical Lie groups, or pseudo-Riemannian analogues of real hyperbolic spaces and their complex and quaternionic…

几何拓扑 · 数学 2015-08-05 François Guéritaud , Olivier Guichard , Fanny Kassel , Anna Wienhard

We construct novel families of exact immersed and embedded Lagrangian translating solitons and special Lagrangian submanifolds in $\mathbb{C}^m$ that are invariant under the action of various admissible compact subgroups $G \leq…

微分几何 · 数学 2025-07-03 Wei-Bo Su , Albert Wood

We construct families of hyperbolic hypersurfaces $X_d\subset\mathbb{P}^{n+1}(\mathbb{C})$ of degree $d\geq {\textstyle{(\frac{n+3}{2})^2}}$.

代数几何 · 数学 2016-05-11 Dinh Tuan Huynh

We introduce a structural approach to study Lagrangian submanifolds of the complex hyperquadric in arbitrary dimension by using its family of non-integrable almost product structures. In particular, we define local angle functions encoding…

微分几何 · 数学 2019-06-10 Haizhong Li , Hui Ma , Joeri Van der Veken , Luc Vrancken , Xianfeng Wang

The space of marked n distinct points on the complex projective line up to projective transformations will be called a configuration space in this paper. There are two families of complex hyperbolic structures on the configuration space…

几何拓扑 · 数学 2007-05-23 Sadayoshi Kojima

In this paper we describe the cohomogeneity one special Lagrangian 3-folds in the cotangent bundle of the 3-sphere, also known in the physics literature as a deformed conifold. Our main result gives a global foliation of the deformed…

微分几何 · 数学 2007-05-23 Marianty Ionel , Maung Min-Oo

We study notions of asymptotic regularity for a class of minimal submanifolds of complex hyperbolic space that includes minimal Lagrangian submanifolds. As an application, we show a relationship between an appropriate formulation of…

微分几何 · 数学 2023-07-18 Jacob Bernstein , Arunima Bhattacharya

Let $n\geq 1$ be an integer, $\mathcal L \subset \mathbb{R}^n$ be a compact smooth affine real hypersurface, not necessarily connected. We prove that there exists $c>0$ and $d_0\geq 1$, such that for any $d\geq d_0$, any smooth complex…

辛几何 · 数学 2019-09-20 Damien Gayet