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Under a precise genuine nonlinearity assumption we establish the decay of entropy solutions of a multidimensional scalar conservation law with merely continuous flux.

偏微分方程分析 · 数学 2019-04-03 Evgeny Yu. Panov

We establish the existence and uniqueness of solutions to an abstract nonlinear equation driven by a multiplicative noise of L\'evy type, which covers many hydrodynamical models including 2D Navier-Stokes equations, 2D MHD equations, the 2D…

概率论 · 数学 2021-05-11 Xuhui Peng , Juan Yang , Jianliang Zhai

In this paper, we study the decay rate in time to solutions of the Cauchy problem for the one-dimensional viscous conservation law where the far field states are prescribed. Especially, we deal with the case that the flux function which is…

偏微分方程分析 · 数学 2015-02-17 Natsumi Yoshida

We consider a semi-discrete finite volume scheme for a degenerate fractional conservation laws driven by a cylindrical Wiener process. Making use of the bounded variation (BV) estimates, Young measure theory, and a clever adaptation of…

偏微分方程分析 · 数学 2022-02-23 Ujjwal Koley , Guy Vallet

In this paper, we investigate the asymptotic behavior of solutions to the Cauchy problem for the scalar non-viscous diffusive dispersive conservation laws where the far field states are prescribed. We proved that the solution of the Cauchy…

偏微分方程分析 · 数学 2021-08-17 Natsumi Yoshida

In this paper, we investigate the global structure of solutions to the Cauchy problem for the scalar viscous conservation law where the far field states are prescribed. Especially, we deal with the case when the viscous/diffusive flux…

偏微分方程分析 · 数学 2019-09-19 Natsumi Yoshida

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

We continue the development of the theory of pathwise stochastic entropy solutions for scalar conservation laws in $\R^N$ with quasilinear multiplicative ''rough path'' dependence by considering inhomogeneous fluxes and a single rough path…

偏微分方程分析 · 数学 2014-04-07 Pierre-Louis Lions , Benoit Perthame , Panagiotis E. Souganidis

We develop a pathwise theory for scalar conservation laws with quasilinear multiplicative rough path dependence, a special case being stochastic conservation laws with quasilinear stochastic dependence. We introduce the notion of pathwise…

偏微分方程分析 · 数学 2013-09-10 Pierre-Louis Lions , Benoit Perthame , Panagiotis E. Souganidis

We consider an SDE in R^m of the type dX(t)=a(X(t))dt+dU(t) with a L\'evy process U and study the problem for the distribution of a solution to be regular in various senses. We do not impose any specific conditions on the L\'evy measure of…

概率论 · 数学 2007-05-23 Alexey Kulik

We find a representation of smooth solutions to the Cauchy problem for a scalar multidimensional conservation law as small diffusion limit of a stochastic perturbation along characteristics. It helps, in particular, to study the process of…

偏微分方程分析 · 数学 2012-10-11 S. Albeverio , O. Rozanova

We give a probabilistic numerical method for solving a partial differential equation with fractional diffusion and nonlinear drift. The probabilistic interpretation of this equation uses a system of particles driven by L\'evy alpha-stable…

概率论 · 数学 2010-07-26 Benjamin Jourdain , Raphaël Roux

We consider the Cauchy problem on a nonlinear conversation law with large initial data. By Green's function methods, energy methods, Fourier analysis, frequency decomposition, pseudo-differential operators, we obtain the global existence…

偏微分方程分析 · 数学 2018-03-14 Lingyu Jin , Lang Li , Shaomei Fang

We introduce a kinetic formulation for scalar conservation laws with nonlocal and nonlinear diffusion terms. We deal with merely L 1 initial data, general self-adjoint pure jump L{\'e}vy operators, and locally Lipschitz nonlinearities of…

偏微分方程分析 · 数学 2019-10-22 Nathaël Alibaud , Boris Andreianov , Adama Ouedraogo

We consider the Cauchy problem on nonlinear scalar conservation laws with a diffusion-type source term related to an index $s\in \R$ over the whole space $\R^n$ for any spatial dimension $n\geq 1$. Here, the diffusion-type source term…

偏微分方程分析 · 数学 2011-04-08 Renjun Duan , Lizhi Ruan , Changjiang Zhu

This paper deals with the optimal regularity for entropy solutions of conservation laws. For this purpose, we use two key ingredients: (a) fine structure of entropy solutions and (b) fractional $BV$ spaces. We show that optimality of the…

偏微分方程分析 · 数学 2024-03-05 Shyam Sundar Ghoshal , Billel Guelmame , Animesh Jana , Stéphane Junca

We investigate large deviations for a family of conservative stochastic PDEs (conservation laws) in the asymptotic of jointly vanishing noise and viscosity. We obtain a first large deviations principle in a space of Young measures. The…

概率论 · 数学 2009-04-06 Mauro Mariani

We investigate the density large deviation function for a multidimensional conservation law in the vanishing viscosity limit, when the probability concentrates on weak solutions of a hyperbolic conservation law conservation law. When the…

统计力学 · 物理学 2018-03-14 Julien Barré , Cedric Bernardin , Raphaël Chetrite

In this work, we consider the stochastic Cauchy problem driven by the canonical $\alpha$-stable cylindrical L\'evy process. This noise naturally generalises the cylindrical Brownian motion or space-time Gaussian white noise. We derive a…

概率论 · 数学 2018-05-02 Markus Riedle

Parabolic integro-differential nondegenerate Cauchy problem is considered in the scale of L_{p} spaces of functions whose regularity is defined by a Levy measure with O-regulary varying radial profile. Existence and uniqueness of a solution…

概率论 · 数学 2019-10-15 R. Mikulevicius , C. Phonsom