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相关论文: Homogeneous Solutions of Pluriclosed Flow on Close…

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We define a parabolic flow of pluriclosed metrics. This flow is of the same family introduced by the authors in \cite{ST}. We study the relationship of the existence of the flow and associated static metrics topological information on the…

微分几何 · 数学 2009-07-21 Jeffrey Streets , Gang Tian

We give a classification of compact solitons for the pluriclosed flow on complex surfaces. First, by exploiting results from the Kodaira classification of surfaces, we show that the complex surface underlying a soliton must be K\"ahler…

微分几何 · 数学 2018-02-02 Jeffrey Streets

We apply the parabolic flow method to solving complex quotient equations on closed K\"ahler manifolds. We study the parabolic equation and prove the convergence. As a result, we solve the complex quotient equations.

偏微分方程分析 · 数学 2017-12-05 Wei Sun

We prove long time existence and convergence results for the pluriclosed flow, which imply geometric and topological classification theorems for generalized K\"ahler structures. Our approach centers on the reduction of pluriclosed flow to a…

微分几何 · 数学 2015-02-10 Jeffrey Streets

We recall fundamental aspects of the pluriclosed flow equation and survey various existence and convergence results, and the various analytic techniques used to establish them. Building on this, we formulate a precise conjectural…

微分几何 · 数学 2018-08-30 Jeffrey Streets

We study the asymptotic behavior of the pluriclosed flow in the case of left-invariant Hermitian structures on Lie groups. We prove that solutions on 2-step nilpotent Lie groups and on almost-abelian Lie groups converge, after a suitable…

微分几何 · 数学 2019-02-13 Romina M. Arroyo , Ramiro A. Lafuente

We prove that the geodesic flow of a Kupka-Smale riemannian metric on a closed surface has homoclinic orbits for all of its hyperbolic closed geodesics.

动力系统 · 数学 2024-07-15 Gonzalo Contreras , Fernando Oliveira

We study the Hermitian curvature flow of locally homogeneous non-K\"ahler metrics on compact complex surfaces. In particular, we characterize the long-time behavior of the solutions to the flow. We also provide the first example of a…

微分几何 · 数学 2020-07-01 Francesco Pediconi , Mattia Pujia

Structurally stable (rough) flows on surfaces have only finitely many singularities and finitely many closed orbits, all of which are hyperbolic, and they have no trajectories joining saddle points. The violation of the last property leads…

动力系统 · 数学 2017-06-07 Vladislav Kruglov , Dmitry Malyshev , Olga Pochinka

In prior work the authors introduced a parabolic flow for pluriclosed metrics, referred to as pluriclosed flow. We also demonstrated that this flow, after certain gauge transformations, gives a class of solutions to the renormalization…

微分几何 · 数学 2015-05-30 Jeffrey Streets , Gang Tian

We investigate the pluriclosed flow on Oeljeklaus-Toma manifolds. We parametrize left-invariant pluriclosed metrics on Oeljeklaus-Toma manifolds and we classify the ones which lift to an algebraic soliton of the pluriclosed flow on the…

微分几何 · 数学 2022-08-09 Elia Fusi , Luigi Vezzoni

Master character of the multidimensional homogeneous Euler equation is discussed. It is shown that under restrictions to the lower dimensions certain subclasses of its solutions provide us with the solutions of various hydrodynamic type…

可精确求解与可积系统 · 物理学 2021-05-26 B. G. Konopelchenko , G. Ortenzi

J. Streets and G. Tian recently introduced symplectic curvature flow, a geometric flow on almost K\"ahler manifolds generalising K\"ahler-Ricci flow. The present article gives examples of explicit solutions to this flow of non-K\"ahler…

辛几何 · 数学 2012-02-08 Julian Pook

We construct noncompact solutions to the affine normal flow of hypersurfaces, and show that all ancient solutions must be either ellipsoids (shrinking solitons) or paraboloids (translating solitons). We also provide a new proof of the…

微分几何 · 数学 2007-05-23 John Loftin , Mao-Pei Tsui

We define a natural extension of pluriclosed flow aiming at constructing solutions of the Hull-Strominger system. We give several geometric formulations of this flow, which yield a series of a priori estimates for the flow and also for the…

微分几何 · 数学 2024-08-22 Mario Garcia-Fernandez , Raul Gonzalez Molina , Jeffrey Streets

In prior work the authors introduced a parabolic flow of pluriclosed metrics. Here we give improved regularity results for solutions to this equation. Furthermore, we exhibit this equation as the gradient flow of the lowest eigenvalue of a…

微分几何 · 数学 2013-10-08 Jeff Streets , Gang Tian

Hamiltonian flows on compact surfaces are characterized, and the topological invariants of such flows with finitely many singular points are constructed from the viewpoints of integrable systems, fluid mechanics, and dynamical systems.…

动力系统 · 数学 2022-06-24 Tomoo Yokoyama

We consider a simplified model of a two-phase flow through a heterogeneous porous medium, in which the convection is neglected. This leads to a nonlinear degenerate parabolic problem in a domain shared in an arbitrary finite number of…

偏微分方程分析 · 数学 2010-07-26 Clément Cancès , Thierry Gallouet , Alessio Porretta

Motivated by Luo's combinatorial Yamabe flow on closed surfaces \cite{L1} and Guo's combinatorial Yamabe flow on surfaces with boundary \cite{Guo}, we introduce combinatorial Calabi flow on ideally triangulated surfaces with boundary,…

微分几何 · 数学 2022-08-11 Yanwen Luo , Xu Xu

Hermitian, pluriclosed metrics with vanishing Bismut-Ricci form give a natural extension of Calabi-Yau metrics to the setting of complex, non-K\"ahler manifolds, and arise independently in mathematical physics. We reinterpret this condition…

微分几何 · 数学 2021-06-28 Mario Garcia-Fernandez , Joshua Jordan , Jeffrey Streets
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