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Related papers: Generalized solutions to models of inviscid fluids

200 papers

Applying the concept of S-convergence, based on averaging in the spirit of Strong Law of Large Numbers, the vanishing viscosity solutions of the Euler system are studied. We show how to efficiently compute a viscosity solution of the Euler…

Numerical Analysis · Mathematics 2022-02-02 Eduard Feireisl , Mária Lukáčová-Medviďová , Simon Schneider , Bangwei She

The main objective of this paper is to prove that if capillarity effect is taken into account then there exist dissipative solutions to a system describing viscoplastic compressible flows with density dependent viscosities in a periodic…

Analysis of PDEs · Mathematics 2026-01-28 Didier Bresch , Christophe Lacave , Maja Szlenk

Here we develop a method for investigating global strong solutions of partially dissipative hyperbolic systems in the critical regularity setting. Compared to the recent works by Kawashima and Xu, we use hybrid Besov spaces with different…

Analysis of PDEs · Mathematics 2022-05-11 Timothée Crin-Barat , Raphael Danchin

In a recent paper (arXiv:1501.06164) the author has introduced a new theory of generalised solutions which applies to fully nonlinear PDE systems of any order and allows the interpretation of merely measurable maps as solutions. This…

Analysis of PDEs · Mathematics 2015-08-25 Nikos Katzourakis

We consider the complete system of equations governing the motion of a general compressible, viscous, electrically and heat conductive fluid driven by non-conservative boundary conditions. We show the existence of a bounded absorbing set in…

Analysis of PDEs · Mathematics 2023-03-14 Jan Brezina , Eduard Feireisl

We establish the vanishing viscosity limit of the Navier-Stokes equations to the Euler equations for three-dimensional compressible isentropic flow in the whole space. It is shown that there exists a unique regular solution of compressible…

Analysis of PDEs · Mathematics 2019-06-26 Yongcai Geng , Yachun Li , Shengguo Zhu

We prove the existence of a large class of global-in-time expanding solutions to vacuum free boundary compressible Euler flows without relying on the existence of an underlying finite-dimensional family of special affine solutions of the…

Analysis of PDEs · Mathematics 2019-04-03 Shrish Parmeshwar , Mahir Hadzic , Juhi Jang

We use the general exact solution of the Cauchy problem for the compressible Euler vortex equation in unbounded space which was obtained earlier (S.G.Chefranov, Sov. Phys. Dokl., 36, 286, 1991). This solution loses its smoothness in finite…

Fluid Dynamics · Physics 2018-10-31 Sergey G. Chefranov , Artem S. Chefranov

We consider the compressible Euler system for ideal gas flow in the absence of any forces except the internal thermodynamic pressure. In this setting, and in dimensions higher 1, it is known that wave-focusing can drive Euler solutions to…

Analysis of PDEs · Mathematics 2026-04-27 Helge Kristian Jenssen

To study the variation problem related to the incompressible fluid mechanics, Brenier brings the concept of generalized flow and shows that the generalized incompressible flow (GIF) is deeply related to the classical solution of the…

Dynamical Systems · Mathematics 2016-10-04 Cheng Yang , Xiaoping Yuan

We consider a singular limit problem for the complete compressible Euler system in the low Mach and strong stratification regime. We identify the limit problem - the anelastic Euler system - in the case of well prepared initial data. The…

Analysis of PDEs · Mathematics 2018-05-18 Gabriele Bruell , Eduard Feireisl

In this paper, we prove the global existence of strong solutions for the 3D incompressible inhomogeneous viscoelastic system. We do not assume the "initial state" assumption and the "div-curl" structure inspired by the works [59,61]. It is…

Analysis of PDEs · Mathematics 2024-03-04 Chengfei Ai , Yong Wang

A modified version of the conditional symmetry method, together with the classical method, is used to obtain new classes of elliptic solutions of the isentropic ideal compressible fluid flow in (3+1) dimensions. We focus on those types of…

Mathematical Physics · Physics 2009-11-13 R. Conte , A. M. Grundland , B. Huard

In this paper, we study the global existence and asymptotic behavior of classical solutions near vacuum for the initial-boundary value problem modeling isentropic supersonic flows through divergent ducts. The governing equations are the…

Analysis of PDEs · Mathematics 2022-05-26 Ying-Chieh Lin , Jay Chu , John M. Hong , Hsin-Yi Lee

An explicit determination of all local conservation laws of kinematic type on moving domains and moving surfaces is presented for the Euler equations of inviscid compressible fluid flow on curved Riemannian manifolds in n>1 dimensions. All…

Mathematical Physics · Physics 2016-02-17 Stephen C. Anco , Amanullah Dar , Nazim Tufail

Using recent developments in the theory of globally defined expanding compressible gases, we construct a class of global-in-time solutions to the compressible 3-D Euler-Poisson system without any symmetry assumptions in both the…

Analysis of PDEs · Mathematics 2017-12-04 Mahir Hadzic , Juhi Jang

We prove the existence of relative finite-energy vanishing viscosity solutions of the one-dimensional, isentropic Euler equations under the assumption of an asymptotically isothermal pressure law, that is, $p(\rho)/\rho = O(1)$ in the limit…

Analysis of PDEs · Mathematics 2020-06-08 Matthew R. I. Schrecker , Simon Schulz

We consider the classical compressible Euler's Equations in three space dimensions with an arbitrary equation of state, and whose initial data corresponds to a constant state outside a sphere. Under suitable restriction on the size of the…

Analysis of PDEs · Mathematics 2013-05-07 Demetrios Christodoulou , Shuang Miao

The full compressible Navier-Stokes system describing the motion of a viscous, compressible, heat-conductive, and Newtonian polytropic fluid is studied in a three-dimensional simply connected bounded domain with smooth boundary having a…

Analysis of PDEs · Mathematics 2022-07-04 Jing Li , Boqiang Lü , Xue Wang

In this paper, we establish the existence of probabilistically strong, measure-valued solutions for the stochastic incompressible Navier--Stokes equations and prove their convergence, in the vanishing viscosity limit, to probabilistically…

Analysis of PDEs · Mathematics 2026-01-30 Benjamin Gess , Robert Lasarzik