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相关论文: On the Viscous Camassa-Holm Equations with Fractio…

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In this paper, we consider the fractional Camassa-Holm equation modelling the propagation of small-but-finite amplitude long unidirectional waves in a nonlocally and nonlinearly elastic medium. First, we establish the local well-posedness…

偏微分方程分析 · 数学 2020-06-08 Lili Fan , Hongjun Gao , Junfang Wang , Wei Yan

We consider an evolution equation with the regularized fractional derivative of an order $\alpha \in (0,1)$ with respect to the time variable, and a uniformly elliptic operator with variable coefficients acting in the spatial variables.…

偏微分方程分析 · 数学 2012-06-26 Samuil D. Eidelman , Anatoly N. Kochubei

In this paper, we study the Cauchy problem to the 3D fractional compressible isentropic generalized Navier-Stokes equations for viscous compressible fluid with one Levy diffusion process. We obtain the existence and uniqueness of global…

偏微分方程分析 · 数学 2024-07-03 Mengqian Liu , Lei Niu , Zhigang Wu

This paper is concerned with the Cauchy problem of Navier-Stokes equations for compressible viscous heat-conductive fluids with far-field vacuum at infinity in $\R^3$. For less regular data and weaker compatibility condition than those…

偏微分方程分析 · 数学 2021-10-28 Suhua Lai , Hao Xu , Jianwen Zhang

This paper is concerned with the Cauchy problem for the modified two-dimensional (2D) nonhomogeneous incompressible Navier-Stokes equations with density-dependent viscosity. By fully using the structure of the system, we can obtain the key…

偏微分方程分析 · 数学 2026-02-02 Bing Yuan , Rong Zhang , Peng Zhou

We consider the Navier-Stokes Cauchy problem with an initial datum in a weighted Lebesgue space. The weight is a radial function increasing at infinity. Our study partially follows the ideas of the paper by G.P. Galdi and P. Maremonti "On…

偏微分方程分析 · 数学 2024-08-08 Paolo Maremonti , Vittorio Pane

In this paper, we consider the Cauchy problem for the fractional Camassa-Holm equation which models the propagation of small-but-finite amplitude long unidirectional waves in a nonlocally and nonlinearly elastic medium. Using Kato's…

偏微分方程分析 · 数学 2018-07-12 Nilay Duruk Mutlubas

We consider an evolution equation with the Caputo-Dzhrbashyan fractional derivative of order $\alpha \in (1,2)$ with respect to the time variable, and the second order uniformly elliptic operator with variable coefficients acting in spatial…

偏微分方程分析 · 数学 2014-05-13 Anatoly N. Kochubei

Here we investigate the Cauchy problem for the inhomogeneous Navier-Stokes equations in the whole $n$-dimensional space. Under some smallness assumption on the data, we show the existence of global-in-time unique solutions in a critical…

偏微分方程分析 · 数学 2016-08-14 Raphaël Danchin , Piotr Bogusław Mucha

We consider the stationary (time-independent) Navier-Stokes equations in the whole threedimensional space, under the action of a source term and with the fractional Laplacian operator (--$\Delta$) $\alpha$/2 in the diffusion term. In the…

偏微分方程分析 · 数学 2024-05-16 Oscar Jarrín , Gastón Vergara-Hermosilla

The time fractional diffusion equation is obtained from the standard diffusion equation by replacing the first-order time derivative with a fractional derivative of order $\beta \in (0,1)$. The fundamental solution for the Cauchy problem is…

数学物理 · 物理学 2008-05-27 Francesco Mainardi , Gianni Pagnini , Rudolf Gorenflo

We are concerned with the Cauchy problem of the two-dimensional (2D) nonhomogeneous incompressible Navier-Stokes equations with vacuum as far-field density. It is proved that if the initial density decays not too slow at infinity, the 2D…

偏微分方程分析 · 数学 2018-04-30 Boqiang Lv , Xiaoding Shi , Xin Zhong

We derive the (d-dimensional) periodic incompressible and viscous Camassa-Holm equation as well as the Leray-alpha equations via a stochastic variational principle. We discuss the existence of solution for this equation in the space H1…

概率论 · 数学 2016-05-05 Ana Bela Cruzeiro , Guoping Liu

The paper concerns with the global well-posedness issue of the 2D incompressible inhomogeneous Navier-Stokes (INS) equations with fractional dissipation and rough density. We first establish the $L^q_t(L^p)$-maximal regularity estimate for…

偏微分方程分析 · 数学 2021-11-25 Yatao Li , Qianyun Miao , Liutang Xue

We consider the system of partial differential equations governing two-dimensional flows of a robust class of viscoelastic rate-type fluids with stress diffusion, involving a general objective derivative. The studied system generalizes the…

偏微分方程分析 · 数学 2022-06-08 Miroslav Bulíček , Josef Málek , Casey Rodriguez

This paper studies the Cauchy problem for a helical vortex filament evolving by the 3D incompressible Navier-Stokes equations. We prove global-in-time well-posedness and smoothing of solutions with initial vorticity concentrated on a helix.…

偏微分方程分析 · 数学 2024-02-19 Francisco Gancedo , Antonio Hidalgo-Torné

We show here the global, in time, regularity of the three dimensional viscous Camassa-Holm (Lagrangian Averaged Navier-Stokes-alpha) equations. We also provide estimates, in terms of the physical parameters of the equations, for the…

混沌动力学 · 物理学 2007-05-23 C. Foias , D. D. Holm , E. S. Titi

This paper considers the two-dimensional Cauchy problem of the full compressible Navier-Stokes equations with far-field vacuum in $\mathbb{R}^2$, where the viscosity and heat-conductivity coefficients depend on the absolute temperature…

偏微分方程分析 · 数学 2025-04-15 Yue Cao , Xun Jiang

In this paper, we study the asymptotic behaviors of solutions to the inhomogeneous Navier-Stokes-Vlasov system in $\mathbb{R}^{3}\times\mathbb{R}^{3}$, where the initial fluid density is allowed to vanish. We establish the uniform bound of…

偏微分方程分析 · 数学 2025-05-12 Hai-Liang Li , Ling-Yun Shou , Yue Zhang

A physical-mathematical approach to anomalous diffusion may be based on generalized diffusion equations (containing derivatives of fractional order in space or/and time) and related random walk models. The fundamental solution (for the…

统计力学 · 物理学 2007-09-25 Rudolf Gorenflo , Francesco Mainardi , Daniele Moretti , Gianni Pagnini , Paolo Paradisi
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