English
Related papers

Related papers: Global Existence Proof for Relativistic Boltzmann …

200 papers

We study the Cauchy problem for a kinetic equation arising in the weak turbulence theory for the cubic nonlinear Schr\"odinger equation. We define suitable concepts of weak and mild solutions and prove local and global well posedness…

Mathematical Physics · Physics 2013-05-27 Miguel Escobedo , Juan J. L. Velázquez

The ellipsoidal BGK model was introduced in \cite{Ho} to fit the correct Prandtl number in the Navier-Stokes approximation of the classical BGK model. In the paper we establish the global existence of mild solutions to the Cauchy problem on…

Analysis of PDEs · Mathematics 2017-08-09 Renjun Duan , Yong Wang , Tong Yang

In this paper the nonlinear multi-species Boltzmann equation with random uncertainty coming from the initial data and collision kernel is studied. Well-posedness and long-time behavior - exponential decay to the global equilibrium - of the…

Analysis of PDEs · Mathematics 2021-05-10 Esther S. Daus , Shi Jin , Liu Liu

As a continuation of the previous work [40], in this paper we focus on the Cauchy problem of the two-dimensional (2D) incompressible Boussinesq equations with fractional Laplacian dissipation. We give an elementary proof of the global…

Analysis of PDEs · Mathematics 2016-01-27 Zhuan Ye , Xiaojing Xu

We consider the Cauchy problem for the spatially inhomogeneous non-cutoff Boltzmann equation with polynomially decaying initial data in the velocity variable. We establish short-time existence for any initial data with this decay in a fifth…

Analysis of PDEs · Mathematics 2020-03-11 Christopher Henderson , Stanley Snelson , Andrei Tarfulea

In this paper, the Cauchy problem for the multi-dimensional (M-D) bipolar Euler-Poisson equations with far field vacuum is considered. Based on physical observations and some elaborate analysis of this system's intrinsic symmetric…

Analysis of PDEs · Mathematics 2025-08-12 Zhongmin Qian , Liang Zhao , Shengguo Zhu

The known nonlinear kinetic equations (in particular, the wave kinetic equation and the quantum Nordheim -- Uehling -- Uhlenbeck equations) are considered as a natural generalization of the classical spatially homogeneous Boltzmann…

Mathematical Physics · Physics 2023-12-27 A. V. Bobylev

This paper is concerned with the Cauchy problem for the relativistic membrane equation (RME) embedded in $\mathbb R^{1+(1+n)}$ with $n=2,3$. We show that the RME with a class of large (in energy norm) initial data admits a global, smooth…

Analysis of PDEs · Mathematics 2022-04-13 Jinhua Wang , Changhua Wei

We find exact solutions of the Einstein-Boltzmann equations with relaxational collision term in FRW and Bianchi I spacetimes. The kinematic and thermodynamic properties of the solutions are investigated. We give an exact expression for the…

General Relativity and Quantum Cosmology · Physics 2009-10-28 Derik Wolvaardt , Roy Maartens

We consider the Cauchy problem of coupled 3-D wave and Klein-Gordon equations with a quadratic form of nonlinearity. We show global existence under several conditions, including large derivative data for wave equations and the null…

Analysis of PDEs · Mathematics 2025-11-20 Guocong Shang

This paper aims first to perform robust continuous analysis of a mixed nonlinear formulation for stress-assisted diffusion of a solute that interacts with an elastic material, and second to propose and analyse a virtual element formulation…

Numerical Analysis · Mathematics 2025-10-23 Rekha Khot , Andres E. Rubiano , Ricardo Ruiz-Baier

A linear stochastic continuity equation with non-regular coefficients is considered. We prove existence and uniqueness of strong solution, in the probabilistic sense, to the Cauchy problem when the vector field has low regularity, in which…

Analysis of PDEs · Mathematics 2018-04-24 Christian Olivera

In this paper, we study the relativistic Boltzmann equation in the spatially flat Robertson-Walker spacetime. For a certain class of scattering kernels, global existence of classical solutions is proved. We use the standard method of Illner…

Mathematical Physics · Physics 2013-07-23 Ho Lee

A class of parabolic cross-diffusion systems modeling the interaction of an arbitrary number of population species is analyzed in a bounded domain with no-flux boundary conditions. The equations are formally derived from a random-walk…

Analysis of PDEs · Mathematics 2015-02-20 Nicola Zamponi , Ansgar Jüngel

In the paper, we develop an $L^1_k\cap L^p_k$ approach to construct global solutions to the Cauchy problem on the non-cutoff Boltzmann equation near equilibrium in $\mathbb{R}^3$. In particular, only smallness of…

Analysis of PDEs · Mathematics 2022-09-23 Renjun Duan , Shota Sakamoto , Yoshihiro Ueda

We are concerned with the global existence of entropy solutions of the two-dimensional steady Euler equations for an ideal gas, which undergoes a one-step exothermic chemical reaction under the Arrhenius-type kinetics. The reaction rate…

Analysis of PDEs · Mathematics 2013-11-07 Gui-Qiang Chen , Changguo Xiao , Yongqian Zhang

The existence of global nonnegative martingale solutions to a stochastic cross-diffusion system for an arbitrary but finite number of interacting population species is shown. The random influence of the environment is modeled by a…

Probability · Mathematics 2020-03-20 Gaurav Dhariwal , Ansgar Jüngel , Nicola Zamponi

As for the spatially homogeneous Boltzmann equation of Maxwellian molecules with the fractional Fokker-Planck diffusion term, we consider the Cauchy problem for its Fourier-transformed version, which can be viewed as a kinetic model for the…

Analysis of PDEs · Mathematics 2015-10-30 Yong-Kum Cho

In this article, we are interested in studying the Cauchy problems for nonlinear damped wave equations and their systems on a weighted graph. Our main purpose is two-fold, namely, under certain conditions for volume growth of a ball and the…

Analysis of PDEs · Mathematics 2025-09-19 Tuan Anh Dao , Anh Tuan Duong

We define and study the Cauchy problem for a 1-D nonlinear Dirac equation with nonlinearities concentrated at one point. Global well-posedness is provided and conservation laws for mass and energy are shown. Several examples, including…

Mathematical Physics · Physics 2016-07-05 Claudio Cacciapuoti , Raffaele Carlone , Diego Noja , Andrea Posilicano
‹ Prev 1 8 9 10 Next ›