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Related papers: Fractional Kirchhoff-type systems via sub-supersol…

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In the present paper, we are interested in investigating the existence of positive solutions of a new class of fractional Kirchhoff via the sub and supersolutions technique. For this, we first need to investigate two results through lemmas.

General Mathematics · Mathematics 2023-11-03 J. Vanterler da C. Sousa

The main purpose of this paper is to consider new sandwich pairs and investigate the existence of solution for a new class of fractional differential equations with $p$-Laplacian via variational methods in $\psi$-fractional space…

General Mathematics · Mathematics 2023-11-03 J. Vanterler da C. Sousa

This paper is concerned with an elliptic system of Kirchhoff type, driven by the variable-order fractional $p(x)$-operator. With the help of the direct variational method and Ekeland variational principle, we show the existence of a weak…

Analysis of PDEs · Mathematics 2021-02-18 Yong Wu , Zhenhua Qiao , Mohamed Karim Hamdani , Bingyu Kou , Libo Yang

In this paper, we aim to tackle the questions of existence and multiplicity of solutions to a new class of $\kappa(\xi)$-Kirchhoff-type equation utilizing a variational approach. Further, we research the results from the theory of variable…

General Mathematics · Mathematics 2023-11-21 J. Vanterler da C. Sousa , Kishor D. Kucche , Juan J. Nieto

In this paper, we investigate the existence of solutions for a class of $p$-Laplacian fractional order Kirchhoff-type system with Riemann-Liouville fractional derivatives and a parameter $\lambda$. By mountain pass theorem, we obtain that…

Analysis of PDEs · Mathematics 2019-12-02 Danyang Kang , Cuiling Liu , Xingyong Zhang

In this paper, we investigate solutions for a fractional system involving a novel class of Kirchhoff functions and logarithmic nonlinearity: \begin{equation*} \left\{\begin{array}{lll} \displaystyle…

Analysis of PDEs · Mathematics 2025-12-02 Aberqi Ahmed , Abdesslam Ouaziz , Maria Alessandra Ragusa

In this present paper, we investigate a new class of singular double phase $p$-Laplacian equation problems with a $\psi$-Hilfer fractional operator combined from a parametric term. Motivated by the fibering method using the Nehari manifold,…

General Mathematics · Mathematics 2023-10-11 J. Vanterler da C. Sousa , Karla B. Lima , Leandro S. Tavares

The present work is concerned with existence of positive solutions for a class of fractional equation involving a Kirchhoff term and singular potential.

Analysis of PDEs · Mathematics 2020-04-21 Boumediene Abdellaoui , Abdelhalim Azzouz , Ahmed Bensedik

In this paper we address the following Kirchhoff type problem \begin{equation*} \left\{ \begin{array}{ll} -\Delta(g(|\nabla u|_2^2) u + u^r) = a u + b u^p& \mbox{in}~\Omega, u>0& \mbox{in}~\Omega, u= 0& \mbox{on}~\partial\Omega, \end{array}…

Analysis of PDEs · Mathematics 2017-10-06 Willian Cintra , João R. Santos Júnior , Gaetano Siciliano , Antonio Suárez

In this paper we establish an existence result for a quasilinear Kirchhoff equation via a sub and supersolution approach, by using the pseudomonotone operators theory.

Analysis of PDEs · Mathematics 2015-05-20 Claudianor O. Alves , Francisco Julio S. A. Corrêa

The paper deals with the study of the existence result for a Kirchhoff elliptic system with additive right hand side and variable parameters by using the sub-super solutions method. Our study is the second result of our previous once in…

Analysis of PDEs · Mathematics 2020-06-11 Mohamed Haiour , Youcef Bouizem , Salah Boulaaras , Rafik Guefaifia

In this article, we design and analyze a hybrid high-order (HHO) finite element approximation for the solution of a nonlocal nonlinear problem of Kirchhoff type. The HHO method involves arbitrary-order polynomial approximations on…

Numerical Analysis · Mathematics 2025-10-20 Gouranga Mallik

In this paper, we show the existence and multiplicity of positive solutions of the following fractional Kirchhoff system\\ \begin{equation} \left\{ \begin{array}{rllll} \mc L_M(u)&=\lambda f(x)|u|^{q-2}u+…

Analysis of PDEs · Mathematics 2018-07-31 J. M. do Ó , J. Giacomoni , P. K. Mishra

In this article, we propose a linearized fully-discrete scheme for solving a time fractional nonlocal diffusion-wave equation of Kirchhoff type. The scheme is established by using the finite element method in space and the $L1$ scheme in…

Numerical Analysis · Mathematics 2023-01-05 Pari J. Kundaliya , Sudhakar Chaudhary

In this paper, we initially derive the equivalent fractional integral equation to $\Psi$-Hilfer hybrid fractional differential equations and through it, we prove the existence of a solution in the weighted space. The primary objective of…

Dynamical Systems · Mathematics 2021-09-15 Kishor D. Kucche , Ashwini D. Mali

The aim of this paper is to study the multiplicity of solutions for the following Kirchhoff type elliptic systems \begin{eqnarray*} \left\{ \arraycolsep=1.5pt \begin{array}{ll} -m\left(\sum^k_{j=1}\|u_j\|^2\right)\Delta…

Analysis of PDEs · Mathematics 2022-01-10 Shengbing Deng , Xingliang Tian

In this paper, we study the existence and nonexistence of solutions for the following Kirchhoff-type fractional $(p\text{-}q)$-Laplacian problem: \begin{equation*} \begin{cases} M\left([u]^p_{p,s_1}\right)(-\Delta)^{s_1}_p u +…

Analysis of PDEs · Mathematics 2025-08-25 Lisbeth Carrero , Pedro Hernández-Llanos

We describe a class of evolution systems of linear partial differential equations with the Caputo-Dzhrbashyan fractional derivative of order $\alpha \in (0,1)$ in the time variable $t$ and the first order derivatives in spatial variables…

Analysis of PDEs · Mathematics 2013-09-10 Anatoly N. Kochubei

We present a first order system least squares (FOSLS) method for the Helmholtz equation at high wave number k, which always deduces Hermitian positive definite algebraic system. By utilizing a non-trivial solution decomposition to the dual…

Numerical Analysis · Mathematics 2015-10-13 Huangxin Chen , Weifeng Qiu

In the present paper we study the existence of solutions for a class of nonlocal system involving the p(x)-Laplacian operator. The approach is based on a new sub-supersolution result.

Analysis of PDEs · Mathematics 2017-11-01 Gelson C. G. dos Santos , Giovany M. Figueiredo , Leandro S. Tavares
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