Results 11 to 20 of about 14,259 (205)

On a Class of Quasilinear Elliptic Equations

open access: yesCommunications in Mathematical Research, 2023
Summary: We consider a class of quasilinear elliptic boundary problems, including the following Modified Nonlinear Schrödinger Equation as a special case: \[ \begin{cases} \Delta u+ \frac{1}{2} u \Delta (u^2) -V(x) u+|u|^{q -2} u=0\quad &\text{in } \Omega, \\ u=0\quad &\text{on }\partial \Omega, \end{cases} \] where \(\Omega\) is the entire space ...
Hashimi, Sayed Hamid   +2 more
openaire   +1 more source

Quasilinear Equations via Elliptic Regularization Method

open access: yesAdvanced Nonlinear Studies, 2013
Abstract In this paper we study a class of quasilinear problems, in particular we deal with multiple sign-changing solutions of quasilinear elliptic equations. We further develop an approach used in our earlier work by exploring elliptic regularization. The method works well in studying multiplicity and nodal property of solutions.
Liu, Jia-Quan   +2 more
openaire   +2 more sources

3-D axisymmetric subsonic flows with nonzero swirl for the compressible Euler-Poisson system [PDF]

open access: yes, 2016
We address the structural stability of 3-D axisymmetric subsonic flows with nonzero swirl for the steady compressible Euler-Poisson system in a cylinder supplemented with non small boundary data. A special Helmholtz decomposition of the velocity field is
Bae, Myoungjean, Weng, Shangkun
core   +2 more sources

Quasilinear elliptic equations with VMO coefficients [PDF]

open access: yesTransactions of the American Mathematical Society, 1995
Strong solvability and uniqueness in Sobolev space W 2 , n ( Ω ) {W^{2,n}}(\Omega ) are proved for the Dirichlet problem \[ { u =
openaire   +2 more sources

Harnack inequality and regularity for degenerate quasilinear elliptic equations [PDF]

open access: yes, 2009
We prove Harnack inequality and local regularity results for weak solutions of a quasilinear degenerate equation in divergence form under natural growth conditions. The degeneracy is given by a suitable power of a strong $A_\infty$ weight.
B. Franchi   +20 more
core   +1 more source

Some regularity results for anisotropic motion of fronts [PDF]

open access: yes, 2002
We study the regularity of propagating fronts whose motion is anisotropic. We prove that there is at most one normal direction at each point of the front; as an application, we prove that convex fronts are C^{1,1}.
Imbert, Cyril
core   +2 more sources

On singular quasilinear elliptic equations with data measures

open access: yesAdvances in Nonlinear Analysis, 2021
The aim of this work is to study a quasilinear elliptic equation with singular nonlinearity and data measure. Existence and non-existence results are obtained under necessary or sufficient conditions on the data, where the main ingredient is the ...
Alaa Nour Eddine   +2 more
doaj   +1 more source

Quasilinear Elliptic Equations with Singular Nonlinearity

open access: yesAdvanced Nonlinear Studies, 2016
Abstract In this paper, motivated by recent works on the study of the equations which model electrostatic MEMS devices, we study the quasilinear elliptic equation (Pλ) {
João Marcos do Ó, Esteban da Silva
openaire   +2 more sources

CONCAVITY, QUASICONCAVITY, AND QUASILINEAR ELLIPTIC EQUATIONS [PDF]

open access: yesTaiwanese Journal of Mathematics, 2002
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +3 more sources

Quasilinear elliptic Hamilton–Jacobi equations on complete manifolds [PDF]

open access: yesComptes Rendus. Mathématique, 2013
Let (Mn,g) be an n-dimensional complete, non-compact and connected Riemannian manifold, with Ricci tensor Riccg and sectional curvature Secg. Assume Riccg⩾(1−n)B2, and either p>2 and Secg(x)=o(dist2(x,a)) when dist2(x,a)→∞ for a∈M, or 1<p<2 and Secg(x)⩽0.
Bidaut-Veron, Marie-Francoise   +2 more
openaire   +5 more sources

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