English
Related papers

Related papers: Yamabe Flow: steady solitons and type II singulari…

200 papers

In this article we have proved that a gradient Yamabe soliton satisfying some additional conditions must be of constant scalar curvature. Later, we have showed that in a gradient expanding or steady Yamabe soliton with non-negative Ricci…

Differential Geometry · Mathematics 2021-07-07 Absos Ali Shaikh , Prosenjit Mandal

Recently, J. Streets and G. Tian introduced a natural way to evolve an almost-K\"ahler manifold called the symplectic curvature flow, in which the metric, the symplectic structure and the almost-complex structure are all evolving. We study…

Symplectic Geometry · Mathematics 2015-05-25 Jorge Lauret , Cynthia Will

Our primary purpose is to study a class of strongly coupled nonlinear elliptic systems with critical growth in a compact Riemannian manifold with constant scalar curvature. Using a gluing technique and perturbation arguments, we show the…

Analysis of PDEs · Mathematics 2020-09-04 Rayssa Caju , João Marcos do Ó , Almir Silva Santos

In this paper the rate relations of Riemann, conformal, conharmonic and Weyl curvature tensors under Yamabe flow are studied. Modified Riemann extensions under Yamabe flow is discussed. The paper ends with remarks on some standard metrics.

Differential Geometry · Mathematics 2019-07-25 Harish D

In this paper we study the equations governing the unsteady motion of an incompressible homogeneous generalized second grade fluid subject to periodic boundary conditions. We establish the existence of global-in-time strong solutions for…

Analysis of PDEs · Mathematics 2014-04-18 Hafedh Bousbih , Mohamed Majdoub

The goal of this paper is to study Yamabe flow on a complete Riemannian manifold of bounded geometry with possibly infinite volume. In the case of infinite volume, standard volume normalization of the Yamabe flow fails and the flow may not…

Differential Geometry · Mathematics 2022-10-17 Bruno Caldeira , Luiz Hartmann , Boris Vertman

In \cite{Luo0}, Feng Luo conjectured that the discrete Yamabe flow will converge to the constant curvature PL-metric after finite number of surgeries on the triangulation. In this paper, we prove that the flow can always be extended…

Geometric Topology · Mathematics 2016-05-02 Huabin Ge , Wenshuai Jiang

We study the large-time behavior of finite-energy weak solutions for the Vlasov-Navier-Stokes equations in a two-dimensional torus. We focus first on the homogeneous case where the ambient (incompressible and viscous) fluid carrying the…

Analysis of PDEs · Mathematics 2025-12-02 Raphaël Danchin , Ling-Yun Shou

In this paper we prove that there exists a compact perturbation of the Ricci flat Taub-Bolt metric that evolves under the Ricci flow into a finite time singularity modelled on the shrinking solition FIK [5]. Moreover, this perturbation can…

Differential Geometry · Mathematics 2024-09-30 John Hughes

We study singularity formation of complete Ricci flow solutions, motivated by two applications: (a) improving the understanding of the behavior of the essential blowup sequences of Enders-Muller-Topping on noncompact manifolds, and (b)…

Differential Geometry · Mathematics 2020-01-20 Timothy Carson , James Isenberg , Dan Knopf , Natasa Sesum

Thermodynamically consistent models for two-phase flow in porous media have attracted significant attention in recent years. In this paper, we prove the existence, uniqueness and regularity of the weak solution to such a recent model…

Analysis of PDEs · Mathematics 2026-02-05 Huangxin Chen , Jisheng Kou , Haitao Leng , Shuyu Sun , Hai Zhao

We address the classification of ancient solutions to fully nonlinear curvature flows for hypersurfaces. Under natural conditions on the speed of motion we classify ancient solutions which are convex, noncollapsing, uniformly two-convex and…

Differential Geometry · Mathematics 2024-02-06 A. Cogo , S. Lynch , O. Vičánek Martínez

In this paper, we construct solutions of Lagrangian mean curvature flow which exist and are embedded for all time, but form an infinite-time singularity and converge to an immersed special Lagrangian as $t\to\infty$. In particular, the flow…

Differential Geometry · Mathematics 2024-05-02 Wei-Bo Su , Chung-Jun Tsai , Albert Wood

In this paper, we study the singularities of two extended Ricci flow systems --- connection Ricci flow and Ricci harmonic flow using newly-defined curvature quantities. Specifically, we give the definition of three types of singularities…

Differential Geometry · Mathematics 2015-12-16 Pengshuai Shi

The Type IIB flow is a flow of conformally balanced complex manifolds introduced by Phong, Picard, and Zhang, about whose singularities little is as yet known. We formulate convergence criteria for the Gromov-Cheeger-Hamilton convergence of…

Differential Geometry · Mathematics 2021-09-02 Nikita Klemyatin

We prove global existence of Yamabe flows on non-compact manifolds $M$ of dimension $m\geq3$ under the assumption that the initial metric $g_0=u_0g_M$ is conformally equivalent to a complete background metric $g_M$ of bounded, non-positive…

Analysis of PDEs · Mathematics 2022-06-28 Mario B. Schulz

We prove stability of rotationally symmetric translating solutions to mean curvature flow. For initial data that converge spatially at infinity to such a soliton, we obtain convergence for large times to that soliton without imposing any…

Differential Geometry · Mathematics 2007-05-23 Julie Clutterbuck , Oliver C. Schnürer , Felix Schulze

In our previous work [PSSW], we showed that the Ricci flow on S^2 whose initial metric has conical singularities \sum_{j=1}^k \beta_j[p_j] converges to a constant curvature metric with conic singularities (in the stable and semi-stable…

Differential Geometry · Mathematics 2015-03-17 D. H. Phong , Jian Song , Jacob Sturm , Xiaowei Wang

We study the motion of a droplet evolving by mean curvature with volume constraint and contact angle condition on a half space. We prove the existence of a global-in-time weak solution, called the flat flow. A difficulty arises when we…

Analysis of PDEs · Mathematics 2025-09-25 Jiwoong Jang

A Yamabe soliton is defined on arbitrary almost contact B-metric manifold, which is obtained by a contact conformal transformation of the Reeb vector field, its dual contact 1-form, the B-metric, and its associated B-metric. The cases when…

Differential Geometry · Mathematics 2023-09-06 Mancho Manev
‹ Prev 1 3 4 5 6 7 10 Next ›