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We study the behaviour of the Ricci Yang-Mills flow for U(1) bundles on surfaces. We show that existence for the flow reduces to a bound on the isoperimetric constant. In the presence of such a bound, we show that on $S^2$, if the bundle is…

微分几何 · 数学 2009-07-31 Jeffrey Streets

In this work, we study and solve the normalized Ricci flow equation for circle bundles over surfaces. Moreover, we study the asymptotic behavior of the solutions and their connections to some model geometries.

微分几何 · 数学 2025-05-08 Arash Bazdar , Georgios Fotopoulos

In this paper, we give a sufficient condition such that the Ricci flow in $R^2$ exists globally and the flow converges at $t=\infty$ to the flat metric on $R^2$.

微分几何 · 数学 2011-12-30 Li Ma

On a smooth closed Riemannian manifold, we show short time existence of smooth solutions to the $(\alpha,\beta)$-Ricci-Yamabe flow, which is a natural generalization of the Ricci flow and the Yamabe flow. We also establish some long time…

微分几何 · 数学 2023-02-08 Liangdi Zhang

We establish various existence and uniqueness results for the Yang-Mills flow on cylindrical end 4-manifolds. We also show long-time existence and infinite-time convergence under certain hypotheses on the underlying data.

微分几何 · 数学 2016-03-03 David L. Duncan

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

By applying the theory of group-invariant solutions we investigate the symmetries of Ricci flow and hyperbolic geometric flow both on Riemann surfaces. The warped products on $\mathcal {S}^{n+1}$ of both flows are also studied.

几何拓扑 · 数学 2010-01-12 Xu Chao

We investigate the properties of the combinatorial Ricci flow for surfaces, both forward and backward -- existence, uniqueness and singularities formation. We show that the positive results that exist for the smooth Ricci flow also hold for…

微分几何 · 数学 2011-06-09 Emil Saucan

We study the behavior of the Yang-Mills flow for unitary connections on compact and non-compact oriented surfaces with varying metrics. The flow can be used to define a one dimensional foliation on the space of SU(2) representations of a…

微分几何 · 数学 2007-05-23 Georgios Daskalopoulos , Richard Wentworth

In this paper we investigate a kind of generalized Ricci flow which possesses a gradient form. We study the monotonicity of the given function under the generalized Ricci flow and prove that the related system of partial differential…

微分几何 · 数学 2011-07-19 Chun-lei He , Sen Hu , De-Xing Kong , Kefeng Liu

We show global existence and convergence results for the pluriclosed flow on manifolds for which certain naturally associated tensor bundles are globally generated.

微分几何 · 数学 2016-06-14 Jeffrey Streets

In this paper, we introduce an \alpha -flow for the Yang-Mills functional in vector bundles over four dimensional Riemannian manifolds, and establish global existence of a unique smooth solution to the \alpha -flow with smooth initial…

微分几何 · 数学 2013-03-05 Min-Chun Hong , Gang Tian , Hao Yin

We establish a 1-to-1 relation between metrics on compact Riemann surfaces without boundary, and mechanical systems having those surfaces as configuration spaces.

高能物理 - 理论 · 物理学 2010-02-10 S. Abraham , P. Fernandez de Cordoba , J. M. Isidro , J. L. G. Santander

As part of the general investigation of Ricci flow on complete surfaces with finite total curvature, we study this flow for surfaces with asymptotically conical (which includes as a special case asymptotically Euclidean) geometries. After…

微分几何 · 数学 2010-03-30 James Isenberg , Rafe Mazzeo , Natasa Sesum

We prove a general existence result for instantaneously complete Ricci flows starting at an arbitrary Riemannian surface which may be incomplete and may have unbounded curvature. We give an explicit formula for the maximal existence time,…

偏微分方程分析 · 数学 2011-09-13 Gregor Giesen , Peter M. Topping

We prove that, under a semi-ampleness type assumption on the twisted canonical line bundle, the conical K\"ahler-Ricci flow on a minimal elliptic K\"ahler surface converges in the sense of currents to a generalized conical K\"ahler-Einstein…

微分几何 · 数学 2017-08-14 Yashan Zhang

This book gives an introduction to fundamental aspects of generalized Riemannian, complex, and K\"ahler geometry. This leads to an extension of the classical Einstein-Hilbert action, which yields natural extensions of Einstein and…

微分几何 · 数学 2020-08-31 Mario Garcia-Fernandez , Jeffrey Streets

In this note, we want to establish several formulas about functionals along harmonic Ricci flow on surface with boundary

微分几何 · 数学 2026-05-08 Xiang-Zhi Cao

Let $P$ be a principal U(1)-bundle over a closed manifold $M$. On $P$, one can define a modified version of the Ricci flow called the Ricci Yang-Mills flow, due to these equations being a coupling of Ricci flow and the Yang-Mills heat flow.…

微分几何 · 数学 2008-12-11 Andrea Young

In this paper we compute the Ricci flow formulas for invariant metrics on prinicpal $G$-bundles compatible with the connection. Our primary focus is on torus bundles which we use to study a notion of Bakry-\'Emery Ricci flow as well as…

微分几何 · 数学 2021-08-31 Dmytro Yeroshkin
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