Results 21 to 30 of about 2,542,949 (203)

Uniqueness of entire solutions to quasilinear equations of p-Laplace type

open access: yesMathematics in Engineering, 2023
We prove the uniqueness property for a class of entire solutions to the equation $ \begin{equation*} \left\{ \begin{array}{ll} -{\rm div}\, \mathcal{A}(x,\nabla u) = \sigma, \quad u\geq 0 \quad {\text{in }} \mathbb{R}^n, \\ {\liminf\limits_{|x ...
Nguyen Cong Phuc, Igor E. Verbitsky
doaj   +1 more source

The growth of entire solutions of certain nonlinear differential-difference equations

open access: yesAIMS Mathematics, 2022
This paper is concerned with entire solutions of nonlinear differential-difference equations. We will characterize the growth of entire solutions for two classes of nonlinear differential-difference equations.
Wenjie Hao, Qingcai Zhang
doaj   +1 more source

Rigidity for general semiconvex entire solutions to the sigma-2 equation [PDF]

open access: yesarXiv, 2021
We show that every general semiconvex entire solution to the sigma-2 equation is a quadratic polynomial. A decade ago, this result was shown for almost convex solutions.
arxiv  

Allen-Cahn equation for the truncated Laplacian: Unusual phenomena

open access: yesMathematics in Engineering, 2020
We study entire viscosity solutions of the Allen-Cahn type equation for the truncated Laplacian that are either one dimensional or radial, in order to shed some light on a possible extension of the Gibbons conjecture in this degenerate elliptic setting.
Isabeau Birindelli, Giulio Galise
doaj   +1 more source

Recent rigidity results for graphs with prescribed mean curvature

open access: yesMathematics in Engineering, 2021
This survey describes some recent rigidity results obtained by the authors for the prescribed mean curvature problem on graphs u : M → R. Emphasis is put on minimal, CMC and capillary graphs, as well as on graphical solitons for the mean curvature flow ...
Bruno Bianchini   +5 more
doaj   +1 more source

Characterizations of entire solutions for the system of Fermat-type binomial and trinomial shift equations in ℂn#

open access: yesDemonstratio Mathematica, 2023
In this article, we investigate the existence and the precise form of finite-order transcendental entire solutions of some system of Fermat-type quadratic binomial and trinomial shift equations in Cn{{\mathbb{C}}}^{n}. Our results are the generalizations
Haldar Goutam, Banerjee Abhijit
doaj   +1 more source

Entire solutions of two certain types of quadratic trinomial q-difference differential equations

open access: yesAIMS Mathematics, 2023
The main purpose of this paper is to find the explicit forms for entire solutions of two certain types of Fermat-type q-difference differential equations.
Zhenguang Gao, Lingyun Gao , Manli Liu
doaj   +1 more source

New Insights on Keller–Osserman Conditions for Semilinear Systems

open access: yesMathematics
In this article, we consider a semilinear elliptic system involving gradient terms of the form Δyx+λ1∇yx=pxfyx,zxifx∈Ω,Δzx+λ2∇zx=qxgyxifx∈Ω, where λ1, λ2∈0,∞, Ω is either a ball of radius R>0 or the entire space RN.
Dragos-Patru Covei
doaj   +1 more source

Positive Radially Symmetric Entire Solutions of p-k-Hessian Equations and Systems

open access: yesMathematics, 2022
In this paper, we discuss the existence of positive radially symmetric entire solutions of the p-k-Hessian equation σk1kλDi|Du|p−2Dju=α1k(|x|)f(u), and the general p-k-Hessian system σk1kλDi|Du|p−2Dju=α1k(|x|)f1(v)f2(u), σk1kλDi|Dv|p−2Djv=β1k(|x|)g1(u)g2(
Wei Fan, Limei Dai, Bo Wang
doaj   +1 more source

Entire solutions for a class of variational problems involving the biharmonic operator and Rellich potentials [PDF]

open access: yesNolinear Analysis, Vol. 75, No. 9, 2012, 2011
We study existence, multiplicity and qualitative properties of entire solutions for a noncompact problem related to second-order interpolation inequalities with weights.
arxiv   +1 more source

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