Results 31 to 40 of about 8,399,495 (263)

Energy Conservation for the Weak Solutions of the Compressible Navier–Stokes Equations [PDF]

open access: yesArchive for Rational Mechanics and Analysis, 2016
In this paper, we prove the energy conservation for the weak solutions of the compressible Navier–Stokes equations for any time t > 0, under certain conditions.
Cheng Yu
semanticscholar   +1 more source

Weak Solutions for a Simple Hyperbolic System [PDF]

open access: yesElectronic Journal of Probability, 2001
The authors study the Cauchy problem for a semilinear hyperbolic system with the quadratic nonlinear term of special kind. They demonstrate existence and uniqueness of weak solutions. The direct method used is guided by the theory of measure-valued diffusions.
Lyne, Owen, Williams, David
openaire   +3 more sources

On Indirect Approach to the Solvability of Quasi-Linear Dirichlet Elliptic Boundary Value Problem with BMO-Anisotropic p-Laplacian

open access: yesJournal of Optimization, Differential Equations and Their Applications, 2018
We study here Dirichlet boundary value problem for a quasi-linear elliptic equation with anisotropic p-Laplace operator in its principle part and L^1-control in coefficient of the low-order term.
Peter I. Kogut, Olha P. Kupenko
doaj   +1 more source

A Note on Weak Solutions of Conservation Laws and Energy/Entropy Conservation [PDF]

open access: yesArchive for Rational Mechanics and Analysis, 2017
A common feature of systems of conservation laws of continuum physics is that they are endowed with natural companion laws which are in such cases most often related to the second law of thermodynamics.
P. Gwiazda   +2 more
semanticscholar   +1 more source

Weak Solutions of the Porous Medium Equation [PDF]

open access: yesTransactions of the American Mathematical Society, 1993
We show that if u ≥ 0 u \geq 0 , u ∈ L loc m ( Ω ) u \in L_{{\text {loc}}}^m(\Omega ) , Ω ⊂ R
Björn E. J. Dahlberg, Carlos E. Kenig
openaire   +3 more sources

Generalized Solutions of the Third-Order Cauchy-Euler Equation in the Space of Right-Sided Distributions via Laplace Transform

open access: yesMathematics, 2019
Using the Laplace transform technique, we investigate the generalized solutions of the third-order Cauchy-Euler equation of the form t 3 y ′ ′ ′ ( t ) + a t 2 y ′ ′ ( t ) + b y ′ ( t ) + c y ...
Seksan Jhanthanam   +2 more
doaj   +1 more source

Existence of Weak Solutions to an Evolutionary Model for Magnetoelasticity [PDF]

open access: yesSIAM Journal on Mathematical Analysis, 2016
We prove existence of weak solutions to an evolutionary model derived for magnetoelastic materials. The model is phrased in Eulerian coordinates and consists in particular of (i) a Navier-Stokes equation that involves magnetic and elastic terms in the ...
B. Benesová   +3 more
semanticscholar   +1 more source

Global weak solutions of nonlinear rotation-Camassa-Holm model

open access: yesAIMS Mathematics, 2023
A nonlinear rotation-Camassa-Holm equation, physically depicting the motion of equatorial water waves and having the Coriolis effect, is investigated. Using the viscous approximation tool, we obtain an upper bound estimate about the space derivative of ...
Zheng Dou, Kexin Luo
doaj   +1 more source

The higher integrability of weak solutions of porous medium systems

open access: yesAdvances in Nonlinear Analysis, 2018
In this paper we establish that the gradient of weak solutions to porous medium-type systems admits the self-improving property of higher integrability.
V. Bögelein   +3 more
semanticscholar   +1 more source

Global weak solutions and asymptotic limits of a Cahn--Hilliard--Darcy system modelling tumour growth [PDF]

open access: yes, 2016
We study the existence of weak solutions to a Cahn--Hilliard--Darcy system coupled with a convection-reaction-diffusion equation through the fluxes, through the source terms and in Darcy's law.
H. Garcke, K. F. Lam
semanticscholar   +1 more source

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