Results 11 to 20 of about 21,991 (265)

Preventing Blow up by Convective Terms in Dissipative PDE’s [PDF]

open access: yesJournal of Mathematical Fluid Mechanics, 2016
We study the impact of the convective terms on the global solvability or finite time blow up of solutions of dissipative PDEs. We consider the model examples of 1D Burger's type equations, convective Cahn-Hilliard equation, generalized Kuramoto-Sivashinsky equation and KdV type equations, we establish the following common scenario: adding sufficiently ...
Bilgen, B, Kalantarov, V, Zelik, S
openaire   +4 more sources

Elliptic problems with convection terms in Orlicz spaces [PDF]

open access: yesJournal of Mathematical Analysis and Applications, 2021
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Barletta G., Tornatore E.
openaire   +3 more sources

Existence and Uniqueness of Solutions for the p(x)-Laplacian Equation with Convection Term

open access: yesMathematics, 2020
In this paper, we consider the existence and uniqueness of solutions for a quasilinear elliptic equation with a variable exponent and a reaction term depending on the gradient.
Bin-Sheng Wang, Gang-Ling Hou, Bin Ge
doaj   +1 more source

Nonhomogeneous Dirichlet Problems with Unbounded Coefficient in the Principal Part

open access: yesAxioms, 2022
The main result of the paper establishes the existence of a bounded weak solution for a nonlinear Dirichlet problem exhibiting full dependence on the solution u and its gradient ∇u in the reaction term, which is driven by a p-Laplacian-type operator with
Dumitru Motreanu
doaj   +1 more source

Characteristics of Environmental Parameters of Compound and Single Type Severe Convection in Hunan

open access: yesAtmosphere, 2022
Based on the multi-source observation data and the National Centers for Environmental Prediction/National Center for Atmospheric Research (NCEP/NCAR) reanalysis data in Hunan from 2002 to 2021, this study statistically analyzes the climatic ...
Jia Tang   +5 more
doaj   +1 more source

The Nontraditional Coriolis Terms and Tropical Convective Clouds

open access: yesJournal of the Atmospheric Sciences, 2020
AbstractThe full, three-dimensional Coriolis force includes the familiar sine-of-latitude terms as well as frequently dropped cosine-of-latitude terms [nontraditional Coriolis terms (NCT)]. The latter are often ignored because they couple the zonal and vertical momentum equations that in the large-scale limit of weak vertical velocity are considered ...
Igel, Matthew R, Biello, Joseph A
openaire   +3 more sources

Existence results for double phase problems depending on Robin and Steklov eigenvalues for the p-Laplacian

open access: yesAdvances in Nonlinear Analysis, 2021
In this paper we study double phase problems with nonlinear boundary condition and gradient dependence. Under quite general assumptions we prove existence results for such problems where the perturbations satisfy a suitable behavior in the origin and at ...
Manouni Said El   +2 more
doaj   +1 more source

Elliptic systems with nonlinear diffusion and a convection term

open access: yesDiscrete and Continuous Dynamical Systems, 2023
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Boccardo L., Orsina L.
openaire   +2 more sources

Fujita type theorem for a class of coupled quasilinear convection–diffusion equations

open access: yesBoundary Value Problems, 2021
In this paper, we establish the Fujita type theorem for a homogeneous Neumann outer problem of the coupled quasilinear convection–diffusion equations and formulate the critical Fujita exponent. Besides, the influence of diffusion term, reaction term, and
Yanan Zhou, Yan Leng, Yuanyuan Nie
doaj   +1 more source

Quasilinear Dirichlet problems with competing operators and convection

open access: yesOpen Mathematics, 2020
The paper deals with a quasilinear Dirichlet problem involving a competing (p,q)-Laplacian and a convection term. Due to the lack of ellipticity, monotonicity and variational structure, the known methods to find a weak solution are not applicable.
Motreanu Dumitru
doaj   +1 more source

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