Results 1 to 10 of about 222 (73)

Regularization proximal point algorithm for finding a common fixed point of a finite family of nonexpansive mappings in Banach spaces

open access: yesFixed Point Theory and Applications, 2011
We study the strong convergence of a regularization proximal point algorithm for finding a common fixed point of a finite family of nonexpansive mappings in a uniformly convex and uniformly smooth Banach space.
Tuyen Truong, Kim Jong
doaj   +2 more sources

Coupled and uncoupled sign-changing spikes of singularly perturbed elliptic systems [PDF]

open access: yesCommunications in Contemporary Mathematics, 2021
We study the existence and asymptotic behavior of solutions having positive and sign-changing components to the singularly perturbed system of elliptic equations in a bounded domain Ω in R N , with N ≥ 4, ε > 0, µ i > 0, λ ij = λ ji < 0, α ij , β ij > 1,
M. Clapp, M. Soares
semanticscholar   +1 more source

Existence and multiplicity results for a Steklov problem involving (p(x), q(x))-Laplacian operator

open access: yesMoroccan Journal of Pure and Applied Analysis, 2022
In this work, we are concerned with a generalized Steklov problem with (p(x), q(x))-Laplacian operator. Under some appropriate conditions on the data involved in the elliptic problem, we prove the existence of at least three solutions using Ricceri’s ...
Karim Belhadj   +3 more
doaj   +1 more source

Multiplicity solutions for a class of p-Laplacian fractional differential equations via variational methods

open access: yesOpen Mathematics, 2022
While it is known that one can consider the existence of solutions to boundary-value problems for fractional differential equations with derivative terms, the situations for the multiplicity of weak solutions for the p-Laplacian fractional differential ...
Chen Yiru, Gu Haibo
doaj   +1 more source

New periodic solutions of singular Hamiltonian systems with fixed energies [PDF]

open access: yesJournal of Inequalities and Applications, 2014
By using the variational minimizing method with a special constraint and the direct variational minimizing method without constraint, we study second-order Hamiltonian systems with a singular potential V∈C2(Rn∖O,R) and V∈C1(R2∖O,R), which may have an ...
Fengying Li, Qingqing Hua, Shenmin Zhang
semanticscholar   +2 more sources

Nontrivial solutions to the p-harmonic equation with nonlinearity asymptotic to |t|p–2t at infinity

open access: yesAdvances in Nonlinear Analysis, 2021
We consider the following p-harmonic ...
He Qihan, Lv Juntao, Lv Zongyan
doaj   +1 more source

Existence of a nontrivial solution for a (p,q)-Laplacian equation with p-critical exponent in RN

open access: yesBoundary Value Problems, 2014
In this paper we prove the existence of a nontrivial solution in D1,p(RN)∩D1,q(RN) for the following (p,q)-Laplacian problem: {−Δpu−Δqu=λg(x)|u|r−1u+|u|p⋆−2u,u(x)≥0,x∈RN, where ...
M. F. Chaves, G. Ercole, O. Miyagaki
semanticscholar   +2 more sources

Existence and multiplicity results for fractional p(x)-Laplacian Dirichlet problem

open access: yesMoroccan Journal of Pure and Applied Analysis, 2022
In this paper, we study a class of fractional p(x)-Laplacian Dirichlet problems in a bounded domain with Lipschitz boundary. Using variational methods, we prove in different situations the existence and multiplicity of solutions.
Chakrone O.   +3 more
doaj   +1 more source

Mixed invex equilibrium problems with generalized relaxed monotone and relaxed invariant pseudomonotone mappings

open access: yes, 2020
In this paper, we introduce generalized relaxed monotone mappings and relaxed invariant pseudomonotone mappings for bi-functions. By using KKM technique, we establish certain existence results for mixed invex equilibrium problems with the generalized ...
B. Sahu, S. Pani, R. Mohapatra
semanticscholar   +1 more source

Existence of homoclinic orbits for a class of p-Laplacian systems in a weighted Sobolev space

open access: yesBoundary Value Problems, 2013
By applying the mountain pass theorem and symmetric mountain pass theorem in critical point theory, the existence of at least one or infinitely many homoclinic solutions is obtained for the following p-Laplacian system: ddt(|u˙(t)|p−2u˙(t))−a(t)|u(t)|q ...
Xiubo Shi, Qiongfen Zhang, Qi-Ming Zhang
semanticscholar   +2 more sources

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