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Related papers: On a Parabolic-Hyperbolic Chemotaxis System with D…

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We consider a hyperbolic-parabolic system arising from a chemotaxis model in angiogenesis, which is described by a Keller-Segel equation with singular sensitivity. It is known to allow viscous shocks (so-called traveling waves). We…

Analysis of PDEs · Mathematics 2019-04-30 Kyudong Choi , Moon-Jin Kang , Young-Sam Kwon , Alexis Vasseur

For a class of weakly hyperbolic systems of the form D_t - A(t,x,D_x), where A(t,x,D_x) is a first-order pseudodifferential operator whose principal symbol degenerates like t^{l_*} at time t=0, for some integer l_* \geq 1, well-posedness of…

Analysis of PDEs · Mathematics 2010-01-15 Michael Dreher , Ingo Witt

Although there are many results on the global solvability and the precise description of the large time behaviors of solutions to the initial-boundary value problems of the one-dimensional viscous radiative and reactive gas in bounded…

Analysis of PDEs · Mathematics 2017-05-04 Yongkai Liao , Huijiang Zhao

We study BV solutions for a $2\times2$ system of hyperbolic balance laws. We show that when initial data have small total variation on $(-\infty,\infty)$ and small amplitude, and decay sufficiently fast to a constant equilibrium state as…

Analysis of PDEs · Mathematics 2023-09-07 Geng Chen , Yanni Zeng

In this paper, we are concerned with a quasi-linear hyperbolic-parabolic system of persistence and endogenous chemotaxis modelling vasculogenesis in $\mathbb{R}$. Under some suitable structural assumption on the pressure function, we first…

Analysis of PDEs · Mathematics 2021-11-18 Qingqing Liu , Hongyun Peng , Zhi-An Wang

We consider the Cauchy problem for doubly non-linear degenerate parabolic equations on Riemannian manifolds of infinite volume, or in $\R^N$. The equation contains a weight function as a capacitary coefficient which we assume to decay at…

Analysis of PDEs · Mathematics 2019-05-28 Daniele Andreucci , Anatoli F. Tedeev

The theory of weak solutions for nonlinear conservation laws is now well developed in the case of scalar equations [3] and for one-dimensional hyperbolic systems [1, 2]. For systems in several space dimensions, however, even the global…

Analysis of PDEs · Mathematics 2007-05-23 Alberto Bressan

The Cauchy problem is considered for the perturbed strictly hyperbolic 2x2 system of quasilinear equations. The unperturbed problem has a persistent solution with two discontinuity lines (shock waves). Both an asymptotics of shock waves…

Analysis of PDEs · Mathematics 2007-05-23 I. O. Rasskazov

Results of investigation of the asymptotic behavior of solutions to the Cauchy problems for a quasi-linear parabolic equation with a small parameter at a higher derivative near singular points of limit solutions are presented. Interest to…

Mathematical Physics · Physics 2014-11-18 Sergei V. Zakharov

The present paper deals with the Cauchy problem of a multi-dimensional non-conservative viscous compressible two-fluid system. We first study the well-posedness of the model in spaces with critical regularity indices with respect to the…

Analysis of PDEs · Mathematics 2020-10-20 Fuyi Xu , Meiling Chi , Lishan Liu , Yonghong Wu

In this paper we study the problem of the global existence (in time) of weak, entropic solutions to a system of three hyperbolic conservation laws, in one space dimension, for large initial data. The system models the dynamics of phase…

Analysis of PDEs · Mathematics 2015-09-10 Debora Amadori , Paolo Baiti , Andrea Corli , Edda Dal Santo

The failure of uniform dependence on the data is an interesting property of classical solution for a hyperbolic system. In this paper, we consider the solution map of the Cauchy problem to the 2D viscous shallow water equations which is a…

Analysis of PDEs · Mathematics 2020-12-01 Jinlu Li , Yanghai Yu , Weipeng Zhu

We consider the Cauchy problem for the nonlinear dynamical Lam\'e system with double wave speeds in a $d$-dimensional $(d=2,3)$ periodic domain. Moreover, the equations can be transformed into a linearly degenerate hyperbolic system. We…

Analysis of PDEs · Mathematics 2025-02-12 Shunkai Mao , Peng Qu

This series of papers is concerned with the global solvability, boundedness, regularity, and uniqueness of weak solutions to the following parabolic-parabolic chemotaxis system with a logistic source and chemical consumption:…

Analysis of PDEs · Mathematics 2025-09-09 Zulaihat Hassan , Wenxian Shen , Yuming Paul Zhang

A three-dimensional chemotaxis-Navier-Stokes system is considered. It is known that for all suitably regular initial data, a corresponding initial-boundary value problem admits at least one global weak solution which can be obtained as the…

Analysis of PDEs · Mathematics 2015-06-19 Michael Winkler

We prove the well-posedness of the Cauchy problem on torus to an eletromagnetoelastic system. The physical model consists of three coupled partial differential equations, one of them is a hyperbolic equation describing the elastic medium…

Analysis of PDEs · Mathematics 2010-03-19 Wladimir Neves , Viatcheslav Priimenko , Mikhail Vishnevskii

We study the Cauchy problem for general, nonlinear, strictly hyperbolic systems of partial differential equations in one space variable. First, we re-visit the construction of the solution to the Riemann problem and introduce the notion of…

Analysis of PDEs · Mathematics 2009-11-13 Olivier Glass , Philippe G. LeFloch

We establish global stability for a chemotaxis-growth model with logarithmic sensitivity under dynamic Dirichlet boundary conditions on a 1D domain. We analyze both parabolic-parabolic and parabolic-hyperbolic systems. The key challenge is…

Analysis of PDEs · Mathematics 2026-03-17 Yiren Chen , Padi Fuster Aguilera , Vincent Martinez , Kun Zhao

We consider the Cauchy problem for a stochastic scalar parabolic-hyperbolic equation in any space dimension with nonlocal, nonlinear, and possibly degenerate diffusion terms. The equations are nonlocal because they involve fractional…

Analysis of PDEs · Mathematics 2020-08-10 Neeraj Bhauryal , Ujjwal Koley , Guy Vallet

In this paper we will review the main results concerning the issue of stability for the determination unknown boundary portion of a thermic conducting body from Cauchy data for parabolic equations. We give detailed and selfcontained proofs.…

Analysis of PDEs · Mathematics 2009-11-13 Sergio Vessella