Results 101 to 110 of about 1,452,798 (281)

Infinitely many solutions for Hamiltonian system with critical growth

open access: yesAdvances in Nonlinear Analysis
In this article, we consider the following elliptic system of Hamiltonian-type on a bounded domain:−Δu=K1(∣y∣)∣v∣p−1v,inB1(0),−Δv=K2(∣y∣)∣u∣q−1u,inB1(0),u=v=0on∂B1(0),\left\{\begin{array}{ll}-\Delta u={K}_{1}\left(| y| ){| v| }^{p-1}v,\hspace{1.0em ...
Guo Yuxia, Hu Yichen
doaj   +1 more source

An infinite collection of quartic polynomials whose products of consecutive values are not perfect squares [PDF]

open access: yesINTEGERS 17 (2017), 2016
Using an elementary identity, we prove that for infinitely many polynomials $P(x)\in \mathbb{Z}[X]$ of fourth degree, the equation $\prod\limits_{k=1}^{n}P(k)=y^2$ has finitely many solutions in $\mathbb{Z}$. We also give an example of a quartic polynomial for which the product of it's first consecutive values is infinitely often a perfect square.
arxiv  

Infinitely many solutions for non-cooperative elliptic systems

open access: yesJournal of Mathematical Analysis and Applications, 2005
AbstractIn this paper, we consider the existence of infinitely many solutions of noncooperative elliptic systems perturbed from odd cases.
openaire   +2 more sources

Infinitely many solutions for fractional Kirchhoff–Sobolev–Hardy critical problems

open access: yesElectronic Journal of Qualitative Theory of Differential Equations, 2019
We investigate a class of critical stationary Kirchhoff fractional $p$-Laplacian problems in presence of a Hardy potential. By using a suitable version of the symmetric mountain-pass lemma due to Kajikiya, we obtain the existence of a sequence of ...
Vincenzo Ambrosio   +2 more
doaj   +1 more source

Biorthonormal Systems in Freud-type Weighted Spaces with Infinitely Many Zeros - An Interpolation Problem [PDF]

open access: yesarXiv, 2008
In a Freud-type weighted ($w$) space, introducing another weight ($v$) with infinitely many roots, we give a complete and minimal system with respect to $vw$, by deleting infinitely many elements from the original orthonormal system with respect to $w$.
arxiv  

Infinitely many solutions for a boundary Yamabe problem

open access: yes
We consider the classical geometric problem of prescribing the scalar and the boundary mean curvature in the unit ball endowed with the standard Euclidean metric. We will deal with the case of negative scalar curvature showing the existence of infinitely many non-radial positive solutions when the dimension is larger or equal to 5.
Battaglia, Luca   +2 more
openaire   +2 more sources

On infinite versions of the prisoner problem [PDF]

open access: yesarXiv
We investigate some versions of the famous 100 prisoner problem for the infinite case, where there are infinitely many prisoners and infinitely many boxes with labels. In this case, many questions can be asked about the admissible steps of the prisoners, the constraints they have to follow and also about the releasing conditions.
arxiv  

Infinitely many solutions for a class of perturbed elliptic equations with nonlocal operators

open access: yes, 2017
In this paper, we consider the following perturbed nonlocal elliptic equation \begin{document} $\left\{ {\begin{array}{*{20}{l}}{ - {{\cal L}_K}u = \lambda u + f(x,u) + g(x,u),\;\;x \in \Omega ,}\\{u = 0,\;\;x \in \mathbb{R}{^N} \setminus \Omega ,}\end ...
Liangdi Zhang, Xianhua Tang, Yi Chen
semanticscholar   +1 more source

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