Results 71 to 80 of about 2,303 (168)

An application of global gradient estimates in Lorentz-Morrey spaces for the existence of stationary solutions to degenerate diffusive Hamilton-Jacobi equations

open access: yesElectronic Journal of Differential Equations, 2019
In mathematics and physics, the Kardar-Parisi-Zhang equation or quasilinear stationary version of a time-dependent viscous Hamilton-Jacobi equation in growing interface and universality classes is also known as the quasilinear Riccati type equation ...
Minh-Phuong Tran, Thanh-Nhan Nguyen
doaj  

Existence of positive solutions for generalized quasilinear Schrödinger equations with Sobolev critical growth

open access: yesElectronic Journal of Qualitative Theory of Differential Equations
In this paper, we are devoted to establishing that the existence of positive solutions for a class of generalized quasilinear elliptic equations in $\mathbb{R}^{N}$ with Sobolev critical growth, which have appeared from plasma physics, as well as high ...
Nian Zhang, Chuchu Liang
doaj   +1 more source

Picone-type inequality and Sturmian comparison theorems for quasilinear elliptic operators with p(x)-Laplacians

open access: yesElectronic Journal of Differential Equations, 2012
A Picone-type inequality for quasilinear elliptic operators with mixed nonlinearities and with p(x)-Laplacian is established, and Sturmian comparison theorems are derived on the basis of the Picone-type inequality.
Norio Yoshida
doaj  

Holder Solvability of Quasi-Linear Parabolic Systems in the Divergent Form

open access: yesPan-American Journal of Mathematics
In this article, we consider a quasilinear parabolic system under fair general conditions with form-boundary conditions on the singular coefficients. We establish the requirements on the structural coefficients of the parabolic system under which the ...
Mykola Yaremenko
doaj   +1 more source

Approximate controllability of quasilinear functional differential equations

open access: yesElectronic Journal of Differential Equations, 2019
In this article, we study the approximate controllability for quasilinear differential equations with deviating arguments in a Hilbert space. We establish sufficient conditions for the existence of a mild solution. We also obtain sufficient conditions
Duranta Chutia, Rajib Haloi
doaj  

Quasilinearization and approximate quasilinearization for multipoint boundary value problems

open access: yesJournal of Mathematical Analysis and Applications, 1985
This paper is concerned with multipoint boundary value problems of the form \(x^{(n)}(t)=f(t,x(t),x'(t),...,x^{(q)}(t)),\) \(x(a_ i)=A_{1,i},\) \(x'(a_ i)=A_{2,i},...,x^{(k_ i)}\) \((a_ i)=A_{k_ i+1,i},\) \(1\leq i\leq r\), \(a_ ...
openaire   +2 more sources

Almost global well-posedness for quasilinear strongly coupled wave-Klein-Gordon systems in two space dimensions

open access: yesForum of Mathematics, Sigma
We prove almost global well-posedness for quasilinear strongly coupled wave-Klein-Gordon systems with small and localized data in two space dimensions. We assume only mild decay on the data at infinity as well as minimal regularity.
Mihaela Ifrim, Annalaura Stingo
doaj   +1 more source

Oscillation for quasilinear elliptic equations with p(x)-Laplacians in general domains

open access: yesElectronic Journal of Differential Equations, 2013
Oscillation of quasilinear elliptic equations with p(x)-Laplacians in general domains are derived by the variational approach as applications of Picone identity. Three examples are given, and generalizations to quasilinear elliptic equations with $p(x)
Norio Yoshida
doaj  

The asymptotic solutions for boundary value problem to a convective diffusion equation with chemical reaction near a cylinder

open access: yesLatin American Journal of Solids and Structures
The work deals with a boundary value problem for a quasilinear partial elliptical equation. The equation describes a stationary process of convective diffusion near a cylinder and takes into account the value of a chemical reaction for large Peclet ...
N. V. Maksimova, R. G. Akhmetov
doaj   +1 more source

Minimizing the distortions in electrophysiological source imaging of cortical oscillatory activity via Spectral Structured Sparse Bayesian Learning. [PDF]

open access: yesFront Neurosci, 2023
Paz-Linares D   +11 more
europepmc   +1 more source

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