Results 11 to 20 of about 469,372 (283)

Positive Solutions for Perturbed Fractional p-Laplacian Problems

open access: yesFractal and Fractional, 2022
In this article, we consider a class of quasilinear elliptic equations involving the fractional p-Laplacian, in which the nonlinear term satisfies subcritical or critical growth.
Mengfei Tao, Binlin Zhang
doaj   +1 more source

On the three critical points theorem.

open access: yesTopological Methods in Nonlinear Analysis, 1998
The authors prove a new version of the ``three critical points theorem'', previously obtained by some authors (M. A. Krasnosel'skij, K. C. Chang, and others). The main result of the paper is the following Theorem. Let \(\varphi:X\to \mathbb{R}\) be a \(C^1\) functional defined on the Banach space \(X\), bounded from below and satisfying the Palais ...
Moroz, VB, Vignoli, A, Zabreiko, P
openaire   +5 more sources

Cone fields and topological sampling in manifolds with bounded curvature [PDF]

open access: yes, 2012
Often noisy point clouds are given as an approximation of a particular compact set of interest. A finite point cloud is a compact set. This paper proves a reconstruction theorem which gives a sufficient condition, as a bound on the Hausdorff distance ...
Turner, Katharine
core   +1 more source

Continuous spectrum of Steklov nonhomogeneous elliptic problem [PDF]

open access: yesOpuscula Mathematica, 2015
By applying two versions of the mountain pass theorem and Ekeland's variational principle, we prove three different situations of the existence of solutions for the following Steklov problem: \[\begin{aligned}\Delta_{p(x)} u&=|u|^{p(x)-2}u \phantom ...
Mostafa Allaoui
doaj   +1 more source

Limit theorems for monomer-dimer mean-field models with attractive potential [PDF]

open access: yes, 2015
The number of monomers, in a monomer-dimer mean-field model with an attractive potential, fluctuates according to the central limit theorem when the parameters are outside the critical curve.
Alberici, Diego   +3 more
core   +2 more sources

Stationary solutions for the Cahn-Hilliard equation [PDF]

open access: yes, 1998
We study the Cahn-Hilliard equation in a bounded domain without any symmetry assumptions. We assume that the mean curvature of the boundary has a nongenerate critical point.
Wei, J, Winter, M
core   +2 more sources

Sign-changing critical points via Sandwich Pair theorems [PDF]

open access: yesNonlinear Analysis: Theory, Methods & Applications, 2013
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Chen, Linghua   +2 more
openaire   +4 more sources

On the critical points of a polynomial

open access: yesBibechana, 2012
not available DOI: http://dx.doi.org/10.3126/bibechana.v9i0.7149 BIBECHANA 9 (2013) 28 ...
NA Rather, Faroz Ahmad
doaj   +3 more sources

The Existence of Cone Critical Point and Common Fixed Point with Applications

open access: yesJournal of Applied Mathematics, 2011
We first establish some new critical point theorems for nonlinear dynamical systems in cone metric spaces or usual metric spaces, and then we present some applications to generalizations of Dancš-Hegedüs-Medvegyev's principle and the existence theorem ...
Wei-Shih Du
doaj   +1 more source

Herman's condition and critical points on the boundary of Siegel disks of polynomials with two critical values [PDF]

open access: yes, 2016
We extend a theorem of Herman from the case of unicritical polynomials to the case of polynomials with two finite critical values. This theorem states that Siegel disks of such polynomials, under a diophantine condition (called Herman's condition) on the
Chéritat, Arnaud, Roesch, Pascale
core   +3 more sources

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