Results 71 to 80 of about 70,966 (297)

Multiple nodal solutions of the Kirchhoff-type problem with a cubic term

open access: yesAdvances in Nonlinear Analysis, 2022
In this article, we are interested in the following Kirchhoff-type problem (0.1)−a+b∫RN∣∇u∣2dxΔu+V(∣x∣)u=∣u∣2uinRN,u∈H1(RN),\left\{\begin{array}{l}-\left(a+b\mathop{\displaystyle \int }\limits_{{{\mathbb{R}}}^{N}}| \nabla u\hspace{-0.25em}{| }^{2}{\rm{d}}
Wang Tao, Yang Yanling, Guo Hui
doaj   +1 more source

Non-radial multipeak positive solutions for the Schrödinger–Poisson problem

open access: yesJournal of Mathematical Analysis and Applications, 2017
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Long, Wei, Xiong, Zhiwei
openaire   +2 more sources

Morse index and uniqueness for positive solutions of radial $p$-Laplace equations [PDF]

open access: yesTransactions of the American Mathematical Society, 2004
The authors consider positive radial solutions to a radial \(p\)-Laplace equation on the unit ball with Dirichlet boundary conditions. Using the spectrum of the linearized operator in a weighted space of radial functions, they derive the Morse index and use it to prove uniqueness and nondegeneracy in some particular cases.
A. Aftalion, PACELLA, Filomena
openaire   +3 more sources

Radial and non-radial solutions to an elliptic problem on annular domains in Riemannian manifolds with radial symmetry

open access: yes, 2015
We show existence and uniqueness of positive radial solutions to. {Delta_g u+λu+u^p=0 in A,u=0 on ∂A, with λ. < 0, A being an annular domain in a Riemannian manifold M of dimension n endowed with the metric dr^2+S^2(r)g_(S^n-1).
Morabito, Filippo
core   +1 more source

Neurovascular Contacts in the Pathophysiology of Neuralgic Amyotrophy: An Observational Study

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Neuralgic amyotrophy (NA) is a prevalent, monophasic, multifocal immune‐mediated neuropathy. A distinctive characteristic of the disease is the occurrence of nerve or fascicle constrictions and torsions (NA‐associated focal nerve lesions, NAFL). The pathophysiology underlying this phenomenon remains to be fully elucidated.
Johannes Fabian Holle   +4 more
wiley   +1 more source

Three Solutions Theorem for p-Laplacian Problems with a Singular Weight and Its Application

open access: yesAbstract and Applied Analysis, 2014
We prove Amann type three solutions theorem for one dimensional p-Laplacian problems with a singular weight function. To prove this theorem, we define a strong upper and lower solutions and compute the Leray-Schauder degree on a newly established ...
Yong-Hoon Lee   +2 more
doaj   +1 more source

Radial Symmetry for Weak Positive Solutions of Fractional Laplacian with a Singular Nonlinearity [PDF]

open access: yesSymmetry, 2018
This paper is concerned with the radial symmetry weak positive solutions for a class of singular fractional Laplacian. The main results in the paper demonstrate the existence and multiplicity of radial symmetry weak positive solutions by Schwarz spherical rearrangement, constrained minimization, and Ekeland’s variational principle. It is worth pointing
Xing Wang 0008, Li Zhang
openaire   +2 more sources

Clinical Practice Guideline for Evaluation and Management of Peripheral Nervous System Manifestations in Sjögren's Disease

open access: yesArthritis Care &Research, EarlyView.
Objective Sjögren's disease is an autoimmune disorder that can impact multiple organ systems, including the peripheral nervous system (PNS). PNS manifestations, which can exist concurrently, include mononeuropathies, polyneuropathies, and autonomic nervous system neuropathies.
Anahita Deboo   +88 more
wiley   +1 more source

Multiplicity of positive radial solutions of a quasilinear elliptic problem in a ball

open access: yesAdvances in Differential Equations, 2000
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
NJOKU F, OMARI, PIERPAOLO, ZANOLIN F.
openaire   +5 more sources

Radial basis function based meshless methods for fluid flow problems

open access: yes, 2006
This thesis is concerned with the development of meshless methods using radial basis functions for solving fluid flow problems. The advantage of meshless methods over traditional mesh-based methods is that they make use of a scattered set of collocation ...
Chinchapatnam, Phani P.   +1 more
core  

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