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Related papers: Rooted trees for 3d Navier-Stokes equation

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In this paper, we prove existence of smooth solutions of the Navier-Stokes equations that gives a positive answer to the problem proposed by Fefferman [3].

Analysis of PDEs · Mathematics 2013-08-20 Dongsheng Li

This work is a continuation of the analysis first presented in Cheung & Zaki (2014). In that study, the combination matrix was introduced as a means to tractably handle the nonlinear terms in the spectral domain. In this work, a different…

Fluid Dynamics · Physics 2016-05-17 Lawrence C. Cheung , Tamer A. Zaki

An abstract framework for the theory of statistical solutions is developed for general evolution equations, extending the theory initially developed for the three-dimensional incompressible Navier-Stokes equations. The motivation for this…

Analysis of PDEs · Mathematics 2015-09-10 Anne C. Bronzi , Cecilia F. Mondaini , Ricardo M. S. Rosa

Different authors had received a lot of results regarding the Euler and Navier-Stokes equations. Existence and smoothness of solution for the Navier-Stokes equations in two dimensions have been known for a long time. Leray showed that the…

Analysis of PDEs · Mathematics 2013-09-03 A. Tsionskiy , M. Tsionskiy

This paper introduces a novel class of initial data for which the three-dimensional incompressible Navier--Stokes equations yield unique global-in-time solutions. Building on a logarithmically improved regularity criterion, we impose a…

Analysis of PDEs · Mathematics 2025-03-27 Rishabh Mishra

We consider some complex-valued solutions of the Navier-Stokes equations in $R^{3}$ for which Li and Sinai proved a finite time blow-up. We show that there are two types of solutions, with different divergence rates, and report results of…

Mathematical Physics · Physics 2017-02-24 Carlo Boldrighini , Sandro Frigio , Pierluigi Maponi

In this paper, we study the dynamic stability of the 3D axisymmetric Navier-Stokes Equations with swirl. To this purpose, we propose a new one-dimensional (1D) model which approximates the Navier-Stokes equations along the symmetry axis. An…

Analysis of PDEs · Mathematics 2007-05-23 Thomas Y. Hou , Congming Li

We consider the 3D stochastic Navier-Stokes equation on the torus. Our main result concerns the temporal and spatio-temporal discretisation of a local strong pathwise solution. We prove optimal convergence rates in for the energy error with…

Numerical Analysis · Mathematics 2023-02-28 Dominic Breit , Alan Dodgson

We propose a modification to the nonlinear term of the three-dimensional incompressible Navier-Stokes equations (NSE) in either advective or rotational form which "calms" the system in the sense that the algebraic degree of the nonlinearity…

Analysis of PDEs · Mathematics 2024-01-01 Matthew Enlow , Adam Larios , Jiahong Wu

In this paper, we will prove a new result that guarantees the global existence of solutions to the Navier--Stokes equation in three dimensions when the initial data is sufficiently close to being two dimensional. This result interpolates…

Analysis of PDEs · Mathematics 2020-09-07 Evan Miller

In this article, we establish sufficient conditions for the regularity of solutions of Navier-Stokes equations based on one of the nine entries of the gradient tensor. We improve the recently results of C.S. Cao, E.S. Titi (Arch. Rational…

Analysis of PDEs · Mathematics 2012-11-11 Daoyuan Fang , Chenyin Qian

The purpose of this article is to establish bounds from below for the life span of regular solutions to the incompressible Navier-Stokes system, whichinvolve norms not only of the initial data, but also of nonlinear functions of the initial…

Analysis of PDEs · Mathematics 2018-05-23 Jean-Yves Chemin , Isabelle Gallagher

We investigate the three dimensional compressible Navier-Stokes and the continuity equations in Cartesian coordinates for Newtonian fluids. The polytropic equation of sate is used as closing condition. The key idea is the three-dimensional…

Fluid Dynamics · Physics 2014-07-08 I. F. Barna

Lei and Lin have recently given a proof of a global mild solution of the three-dimensional Navier-Stokes equations in function spaces based on the Wiener algebra. An alternative proof of existence of these solutions was then developed by…

Analysis of PDEs · Mathematics 2022-05-26 D. M. Ambrose , M. C. Lopes Filho , H. J. Nussenzveig Lopes

Presented is a backward uniqueness result of bounded mild solutions of 3D Navier-Stokes Equations in the whole space with non-trivial final data. A direct consequence is that a solution must be axi-symmetric in $[0, T]$ if it is so at time…

Analysis of PDEs · Mathematics 2023-11-07 Zhen Lei , Zhaojie Yang , Cheng Yuan

Visual manifestations of intermittency in computations of three dimensional Navier-Stokes fluid turbulence appear as the low-dimensional or `thin' filamentary sets on which vorticity and strain accumulate as energy cascades down to small…

Chaotic Dynamics · Physics 2020-12-02 John D. Gibbon

In this paper statistical solutions of the 3D Navier-Stokes-$\alpha$ model with periodic boundary condition are considered. It is proved that under certain natural conditions statistical solutions of the 3D Navier-Stokes-$\alpha$ model…

Analysis of PDEs · Mathematics 2015-03-24 Anne C. Bronzi , Ricardo M. S. Rosa

We consider the Quantum Navier-Stokes system in three space dimensions. We prove compactness of finite energy weak solutions for large initial data. The main novelties are that vacuum regions are included in the weak formulation and no…

Analysis of PDEs · Mathematics 2016-05-13 Paolo Antonelli , Stefano Spirito

This paper proves that the 3-D Navier-Stokes system has a unique global solution under an assumpution on the initial data. That allow the data to be arbitrarily large in the scale invariant space \dot{B}_{\infty,\infty}^{-1}, which contains…

Analysis of PDEs · Mathematics 2026-03-24 Shaolei Ru

In our previous paper [12] (Rev. Math. Phys. 16, 383-420 (2004)), a general framework was outlined to treat the approximate solutions of semilinear evolution equations; more precisely, a scheme was presented to infer from an approximate…

Analysis of PDEs · Mathematics 2009-11-13 Carlo Morosi , Livio Pizzocchero