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相关论文: Ricci Yang-Mills flow on surfaces

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We prove that for any complete three-manifold with a lower Ricci curvature bound and a lower bound on the volume of balls of radius one, a solution to the Ricci flow exists for short time. Actually our proof also yields a (non-canonical)…

微分几何 · 数学 2016-03-30 Raphael Hochard

In this paper we study the pseudolocality theorems of Ricci flows on incomplete manifolds. We prove that if a ball with its closure contained in an incomplete manifold has the small scalar curvature lower bound and almost Euclidean…

微分几何 · 数学 2023-08-30 Liang Cheng

In this paper, we study the Ricci flow on manifolds with boundary. In the first part of the paper, we prove short-time existence and uniqueness of the solution, in which the boundary becomes instantaneously umbilic for positive time. In the…

微分几何 · 数学 2021-08-10 Tsz-Kiu Aaron Chow

This paper develops Yang-Mills flow on Riemannian manifolds with special holonomy. By analogy with the second-named author's thesis, we find that a supremum bound on a certain curvature component is sufficient to rule out finite-time…

微分几何 · 数学 2023-05-17 Goncalo Oliveira , Alex Waldron

The Ricci flow on the 2-sphere with marked points is shown to converge in all three stable, semi-stable, and unstable cases. In the stable case, the flow was known to converge without any reparametrization, and a new proof of this fact is…

微分几何 · 数学 2014-07-07 D. H. Phong , Jian Song , Jacob Sturm , Xiaowei Wang

On compact surfaces with or without boundary, Osgood, Phillips and Sarnak proved that the maximum of the determinant of the Laplacian within a conformal class of metrics with fixed area occurs at a metric of constant curvature and, for…

微分几何 · 数学 2013-04-02 Pierre Albin , Clara L. Aldana , Frédéric Rochon

We prove long-time existence of the Ricci flow starting from complete manifolds with bounded curvature and scale-invariant integral curvature sufficiently pinched with respect to the inverse of its Sobolev constant. Moreover, if the…

微分几何 · 数学 2024-03-06 Albert Chau , Adam Martens

This paper studies the normalized Ricci flow on surfaces with conical singularities. It's proved that the normalized Ricci flow has a solution for a short time for initial metrics with conical singularities. Moreover, the solution makes…

微分几何 · 数学 2015-12-08 Hao Yin

A recent paper (arxiv.org:1810.00025) studied properties of a compactification of the moduli space of irreducible Hermitian-Yang-Mills connections on a hermitian bundle over a projective algebraic manifold. In this follow-up note, we show…

微分几何 · 数学 2019-04-05 Benjamin Sibley , Richard Wentworth

The line bundle mean curvature flow is a complex analogue of the mean curvature flow for Lagrangian graphs, with fixed points solving the deformed Hermitian-Yang-Mills equation. In this paper we construct two distinct examples of…

微分几何 · 数学 2023-10-30 Yu Hin Chan , Adam Jacob

We study the Yang-Mills flow on a holomorphic vector bundle E over a compact Kahler manifold X. We construct a natural barrier function along the flow, and introduce some techniques to study the blow-up of the curvature along the flow.…

微分几何 · 数学 2013-10-01 Tristan C. Collins , Adam Jacob

There are described equations for a pair comprising a Riemannian metric and a Killing field on a surface that contain as special cases the Einstein Weyl equations (in the sense of D. Calderbank) and a real version of a special case of the…

微分几何 · 数学 2014-08-26 Daniel J. F. Fox

We prove that at a finite singular time for the Harmonic Ricci Flow on a surface of positive genus both the energy density of the map component and the curvature of the domain manifold have to blow up simultaneously. As an immediate…

微分几何 · 数学 2017-03-24 Reto Buzano , Melanie Rupflin

In this paper, we shall prove that, on a non-flat Riemannian vector bundle over a compact Riemannian manifold, the smooth solution of the Yang-Mills flow will blow up in finite time if the energy of the initial connection is small enough.…

微分几何 · 数学 2021-12-23 Wang Guan Xiang , Zhang Chuan Jing

We discuss the Ricci flow on homogeneous 4-manifolds. After classifying these manifolds, we note that there are families of initial metrics such that we can diagonalize them and the Ricci flow preserves the diagonalization. We analyze the…

微分几何 · 数学 2007-05-23 James Isenberg , Martin Jackson , Peng Lu

A question about Ricci flow is when the diameters of the manifold under the evolving metrics stay finite and bounded away from 0. Topping \cite{T:1} addresses the question with an upper bound that depends on the $L^{(n-1)/2}$ bound of the…

微分几何 · 数学 2013-09-11 Qi S Zhang

We develop a theory of Ricci flow for metrics on Courant algebroids which unifies and extends the analytic theory of various geometric flows, yielding a general tool for constructing solutions to supergravity equations. We prove short time…

微分几何 · 数学 2024-02-20 Jeffrey Streets , Charles Strickland-Constable , Fridrich Valach

We define a family of functionals generalizing the Yang-Mills functional. We study the corresponding gradient flows and prove long-time existence and convergence results for subcritical dimensions as well as a bubbling criterion for the…

微分几何 · 数学 2019-01-17 Casey Lynn Kelleher

We give biLipschitz models for the Ricci flow on some 4-manifolds (minimal surfaces of general type), exhibiting a combination of expanding and static behavior.

微分几何 · 数学 2025-01-23 John Lott

We proved a uniqueness theorem of tangent connections for a Yang-Mills connection with an isolated singularity with a quadratic growth of the curvature at the singularity. We also obtained controls over the rate of the asymptotic…

微分几何 · 数学 2016-09-07 Baozhong Yang