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Related papers: On the Ricci-flat metric for the Navier-Stokes equ…

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In recent literature several derivations of incompressible Navier-Stokes type equations that model the dynamics of an evolving fluidic surface have been presented. These derivations differ in the physical principles used in the modeling…

Mathematical Physics · Physics 2021-10-28 Philip Brandner , Arnold Reusken , Paul Schwering

In this paper we construct Ricci-positive metrics on the connected sum of products of arbitrarily many spheres provided the dimensions of all but one sphere in each summand are at least 3. There are two new technical theorems required to…

Differential Geometry · Mathematics 2019-11-19 Bradley Lewis Burdick

We construct natural Riemannian metrics on Seiberg-Witten moduli spaces and study their geometry.

Differential Geometry · Mathematics 2009-11-13 Christian Becker

This article is the continued version of the analytical solutions for the pressureless Navier-Stokes equations with density-dependent viscosity in "M.W. Yuen, Analyitcal Solutions to the Navier-Stokes Equations, J. Math. Phys., 49 (2008)…

Mathematical Physics · Physics 2009-08-11 Ling Hei Yeung , Manwai Yuen

The phenomena of liquid bridge formation due to an applied electric field is investigated. A new solution for the charged catenary is presented which allows to determine the static and dynamical stability conditions where charged liquid…

Classical Physics · Physics 2015-05-28 Klaus Morawetz

We describe a framework for constructing the Ricci-flat metrics on the total space of the canonical bundle over $\mathbb{CP}^2 \# \overline{\mathbb{CP}^2}$ (the del Pezzo surface of rank one). We construct explicitly the first-order…

High Energy Physics - Theory · Physics 2017-12-21 Dmitri Bykov

In this paper, we prove new rigidity results related to some generalised Ricci-Hessian equation on Riemannian manifolds.

Differential Geometry · Mathematics 2023-03-21 Nicolas Ginoux , Georges Habib

Expository observation on the $\mu$-invariant of singularity models for Ricci Flow.

Differential Geometry · Mathematics 2011-04-19 Bennett Chow

We simplify and improve the curvature estimates in the paper: On the conditions to extend Ricci flow(II). Furthermore, we develop some volume estimates for the Ricci flow with bounded scalar curvature. These estimates can be applied to…

Differential Geometry · Mathematics 2011-09-21 Xiuxiong Chen , Bing Wang

In this paper, we study local regularity of the solutions to the Stokes equations near a curved boundary under no-slip or Navier boundary conditions. We extend previous boundary estimates near a flat boundary to that near a curved boundary,…

Analysis of PDEs · Mathematics 2025-10-23 Hui Chen , Su Liang , Tai-Peng Tsai

We investigate the Kahler-Ricci flow on holomorphic fiber spaces whose generic fiber is a Calabi-Yau manifold. We establish uniform metric convergence to a metric on the base, away from the singular fibers, and show that the rescaled…

Differential Geometry · Mathematics 2018-05-17 Valentino Tosatti , Ben Weinkove , Xiaokui Yang

We study the Ricci iteration for homogeneous metrics on spheres and complex projective spaces. Such metrics can be described in terms of modifying the canonical metric on the fibers of a Hopf fibration. When the fibers of the Hopf fibration…

Differential Geometry · Mathematics 2024-11-22 Timothy Buttsworth , Artem Pulemotov , Yanir A. Rubinstein , Wolfgang Ziller

We consider the motion of an incompressible viscous fluid on a compact Riemannian manifold $\sM$ with boundary. The motion on $\sM$ is modeled by the incompressible Navier-Stokes equations, and the fluid is subject to pure or partial slip…

Analysis of PDEs · Mathematics 2024-10-25 Yuanzhen Shao , Gieri Simonett , Mathias Wilke

We review some basic results on existence and uniqueness of the invariant measure for the two-dimensional stochastic Navier-Stokes equations. A large part of the literature concerns the additive noise case; after revising these models, we…

Probability · Mathematics 2025-01-06 Benedetta Ferrario , Margherita Zanella

We propose a two-dimensional generalization of Constantin-Lax-Majda model [2]. Some results about singular solutions are given. This model might be the first step toward the singular solutions of the Euler equations. Along the same line…

Analysis of PDEs · Mathematics 2019-07-23 Dapeng Du

In this article, we study $c$-spherical Ricci metrics, that is, Riemannian metrics whose Gaussian curvature $K$ satisfies \begin{equation*} (K - c)\Delta K - |\nabla K|^2 - 4K(K - c)^2 = 0, \end{equation*} for some $c>0$. We explicitly…

Differential Geometry · Mathematics 2026-01-07 Iury Domingos , Irene. I. Onnis

The paper is concerned with the IBVP of the Navier-Stokes equations. The goal is the attempt to construct a weak solution enjoying an energy equality. This result is a natural continuation and improvement of the one obtained by the same…

Analysis of PDEs · Mathematics 2020-04-24 Francesca Crispo , Carlo Romano Grisanti , Paolo Maremonti

The incompressible Navier-Stokes equations are considered. We find that these equations have symplectic symmetry structures. Two linearly independent symplectic symmetries form moving frame. The velocity vector possesses symplectic…

Analysis of PDEs · Mathematics 2023-12-01 Yongqian Han

The appearance of vortex filaments, the power-law dependence of velocity and vorticity correlators and their multiscaling behavior are derived from the Navier-Stokes equation. This is possible due to interpretation of the Navier-Stokes…

Fluid Dynamics · Physics 2015-06-15 K. P. Zybin , V. A Sirota

We investigate the initial-boundary value problem for the Stokes system in the half-space, within the framework of weighted Lebesgue spaces. Introducing a new weight function defined via a product of powers of distances from fixed points,…

Analysis of PDEs · Mathematics 2025-10-14 Angelica Pia Di Feola , Vittorio Pane