Results 61 to 70 of about 2,802 (159)

A nonhomogeneous Schrödinger equation involving nonlinearity with exponential critical growth and potential which can vanish at infinity

open access: yesResults in Applied Mathematics, 2023
The main purpose of this work is to study the existence of solutions for the following class of nonhomogeneous Schrödinger equations −Δu+V(x)u=f(u)+h(x),x∈R2,where V is a continuous potential which can vanish at infinity, the nonlinearity f possesses ...
Yony Raúl Santaria Leuyacc
doaj   +1 more source

Vectorial form of Ekeland-type variational principle [PDF]

open access: yesFixed Point Theory and Applications, 2012
En este artículo, nos ocupamos de una forma vectorial del principio variacional de tipo Ekeland para un bioperador multivaluado cuyo dominio es un espacio métrico completo y su rango es un subconjunto de un espacio topológico de Hausdorff localmente convexo.
Kanokwan Sitthithakerngkiet   +1 more
openaire   +1 more source

Time‐inconsistent contract theory

open access: yesMathematical Finance, Volume 34, Issue 3, Page 1022-1085, July 2024.
Abstract This paper investigates the moral hazard problem in finite horizon with both continuous and lump‐sum payments, involving a time‐inconsistent sophisticated agent and a standard utility maximizer principal: Building upon the so‐called dynamic programming approach in Cvitanić et al.
Camilo Hernández, Dylan Possamaï
wiley   +1 more source

Participation in organised sport to improve and prevent adverse developmental trajectories of at‐risk youth: A systematic review

open access: yesCampbell Systematic Reviews, Volume 20, Issue 1, March 2024.
Abstract Background Healthy after‐school activities such as participation in organised sport have been shown to serve as important resources for reducing school failure and other problem/high‐risk behaviour. It remains to be established to what extent organised sport participation has positive impacts on young people in unstable life circumstances ...
Trine Filges   +3 more
wiley   +1 more source

Critical Point Theorems and Ekeland Type Variational Principle with Applications

open access: yesFixed Point Theory and Applications, 2011
We introduce the notion of -spaces which is much weaker than cone metric spaces defined by Huang and X. Zhang (2007). We establish some critical point theorems in the setting of -spaces and, in particular, in the setting of complete cone metric spaces.
Ansari QamrulHasan   +2 more
doaj   +2 more sources

Multiple solutions for a class of nonhomogeneous fractional Schr\"odinger equations in $\mathbb{R}^{N}$

open access: yes, 2017
This paper is concerned with the following fractional Schr\"odinger equation \begin{equation*} \left\{ \begin{array}{ll} (-\Delta)^{s} u+u= k(x)f(u)+h(x) \mbox{ in } \mathbb{R}^{N}\\ u\in H^{s}(\R^{N}), \, u>0 \mbox{ in } \mathbb{R}^{N}, \end{array ...
Ambrosio, Vincenzo, Hajaiej, Hichem
core   +1 more source

The strong Ekeland variational principle

open access: yesJournal of Mathematical Analysis and Applications, 2006
The main purpose of the present paper is to establish an extension of Ekeland's variational principle. The author is mainly concerned with quasiconvex proper and lower semicontinuous functions defined on a reflexive Banach space. In the last part of the paper this result is generalized in the framework of compact metric spaces endowed with a \(\tau ...
openaire   +1 more source

General Versions of the Ekeland Variational Principle: Ekeland Points and Stop and Go Dynamics

open access: yesJournal of Optimization Theory and Applications, 2022
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Hai, Le Phuoc   +2 more
openaire   +2 more sources

Non‐autonomous double phase eigenvalue problems with indefinite weight and lack of compactness

open access: yesBulletin of the London Mathematical Society, Volume 56, Issue 2, Page 734-755, February 2024.
Abstract In this paper, we consider eigenvalues to the following double phase problem with unbalanced growth and indefinite weight, −Δpau−Δqu=λm(x)|u|q−2uinRN,$$\begin{equation*} \hspace*{3pc}-\Delta _p^a u-\Delta _q u =\lambda m(x)|u|^{q-2}u \quad \mbox{in} \,\, \mathbb {R}^N, \end{equation*}$$where N⩾2$N \geqslant 2$, 1
Tianxiang Gou, Vicenţiu D. Rădulescu
wiley   +1 more source

p-fractional Hardy–Schrödinger–Kirchhoff systems with critical nonlinearities

open access: yesAdvances in Nonlinear Analysis, 2018
This paper deals with the existence of nontrivial solutions for critical Hardy–Schrödinger–Kirchhoff systems driven by the fractional p-Laplacian operator.
Fiscella Alessio   +2 more
doaj   +1 more source

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