Results 11 to 20 of about 3,919,417 (298)

Weak solutions for quasilinear degenerate parabolic systems [PDF]

open access: yesElectronic Journal of Differential Equations, 2006
This paper concerns the initial Dirichlet boundary-value problem for a class of quasilinear degenerate parabolic systems. Due to the degeneracies, the problem does not have classical solutions in general.
Zheng'an Yao, Wenshu Zhou
doaj   +3 more sources

On the weak solution of moving boundary problems [PDF]

open access: yes, 1978
The weak formulation of moving boundary problems with possibly vanishing specific heat, that is governed by parabolic and/or elliptic differential equations, is developed. The uniqueness of the resulting weak solution is then proved.
Crowley, AB
core   +6 more sources

Global Weak Solutions to the Navier-Stokes-Vlasov-Poisson System

open access: yes, 2021
We consider the Navier-Stokes-Vlasov-Poisson system describing the flow of a viscous incompressible fluid containing small solid charged particles.
Khruslov, Evgeny   +2 more
core   +1 more source

Weak entropy solutions to a model in induction hardening, existence and weak-strong uniqueness [PDF]

open access: yes, 2019
In this paper, we investigate a model describing induction hardening of steel. The related system consists of an energy balance, an ODE for the different phases of steel, and Maxwell's equations in a potential formulation.
Hömberg, Dietmar Josef   +2 more
core   +1 more source

Weak solutions and weak-strong uniqueness for a thermodynamically consistent phase-field model

open access: yes, 2022
In this paper, we prove the existence of weak solutions for a thermodynamically consistent phase-field model in two and three dimensions of space. We use a notion of solution inspired by previous contributions on the same model and where the pointwise ...
Robert Lasarzik   +5 more
core   +1 more source

The problem of dynamic cavitation in nonlinear elasticity [PDF]

open access: yes, 2012
The notion of singular limiting induced from continuum solutions (slic-solutions) is applied to the problem of cavitation in nonlinear elasticity, in order to re-assess an example of non-uniqueness of entropic weak solutions (with polyconvex energy)
Miroshnikov, Alexey   +5 more
core   +2 more sources

Relative entropy in diffusive relaxation [PDF]

open access: yes, 2012
We establish convergence in the diffusive limit from entropy weak solutions of the equations of compressible gas dynamics with friction to the porous media equation away from vacuum.
Tzavaras, Athanasios E.   +1 more
core   +1 more source

Weak Solutions for a Simple Hyperbolic System [PDF]

open access: yes, 2001
The model studied concerns a simple first-order hyperbolic system. The solutions in which one is most interested have discontinuities which persist for all time, and therefore need to be interpreted as weak solutions.
Lyne, Owen D., Williams, David S.
core   +1 more source

Renormalized solutions of the 2D Euler equations [PDF]

open access: yes, 2015
In this paper we prove that solutions of the 2D Euler equations in vorticity formulation obtained via vanishing viscosity approximation are ...
Spirito, Stefano, Crippa, Gianluca
core   +1 more source

Weak solutions for p-Laplacian equation

open access: yesAdvances in Nonlinear Analysis, 2012
In this work we consider the p-Laplacian type parabolic equation with Dirichlet boundary condition and establish the existence of weak solutions using Leray–Schauder's fixed point theorem and semi-discretization process.
Bhuvaneswari Venkatasubramaniam   +2 more
doaj   +1 more source

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