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By means of non-smooth critical point theory we obtain existence of infinitely many weak solutions of the fractional Schr\"odinger equation with logarithmic nonlinearity. We also investigate the H\"older regularity of the weak solutions.

偏微分方程分析 · 数学 2014-12-02 Pietro d'Avenia , Marco Squassina , Marianna Zenari

This work is devoted to the study of the existence of at least one weak solution to nonlocal equations involving a general integro-differential operator of fractional type. As a special case, we derive an existence theorem for the…

偏微分方程分析 · 数学 2020-04-22 Giovanni Molica Bisci , Dušan D. Repovš

We study the existence of nontrivial solutions for a nonlinear fractional elliptic equation in presence of logarithmic and critical exponential nonlinearities. This problem extends [5] to fractional $N/s$-Laplacian equations with…

偏微分方程分析 · 数学 2021-05-25 Yuanyuan Zhang , Yang Yang

In this paper, we consider an inverse problem for a time-fractional diffusion equation with a nonlinear source. We prove that the considered problem is ill-posed, i.e. the solution does not depend continuously on the data. The problem is…

偏微分方程分析 · 数学 2019-10-09 Tran Bao Ngoc , Nguyen Huy Tuan , Mokhtar Kirane

We use a numerical-analytic technique to construct a sequence of successive approximations to the solution of a system of fractional differential equations, subject to Dirichlet boundary conditions. We prove the uniform convergence of the…

数值分析 · 数学 2022-09-05 Kateryna Marynets , Dona Pantova

The main objective of this paper is to study the existence of solutions to some basic fractional difference equations. The tools employed are Krasnosel'skii fixed point theorem which guarantee at least two positive solutions.

经典分析与常微分方程 · 数学 2016-01-08 Deepak B. Pachpatte , Arif S. Bagwan , Amol D. Khandagale

In this paper, we used some theorems of fixed point for studying the results of Existence and Uniqueness For Hilfer-Hadamard-Type Fractional Differential Equations, \[_{H}D^{\alpha,\beta}x(t)+f(t,x(t))=0, ~~~~~~ on~~the~~ interval~~…

偏微分方程分析 · 数学 2018-03-13 Ahmad Y. A. Salamooni , D. D. Pawar

Recently, fractional differential equations have been investigated via the famous variational iteration method. However, all the previous works avoid the term of fractional derivative and handle them as a restricted variation. In order to…

可精确求解与可积系统 · 物理学 2010-10-20 Guo-cheng Wu

We study the diffusion (or heat) equation on a finite 1-dimensional spatial domain, but we replace one of the boundary conditions with a "nonlocal condition", through which we specify a weighted average of the solution over the spatial…

偏微分方程分析 · 数学 2017-08-04 Peter D. Miller , David A. Smith

This paper is devoted to study the existence and uniqueness of solutions of a one parameter family of nonlinear fractional differential equation with mixed boundary value conditions. Riemann-Liouville fractional derivative is considered. An…

经典分析与常微分方程 · 数学 2019-11-11 Alberto Cabada , Wanassi Om Kalthoum

In this paper, we give the boundeness of solutions to Fractional Laplacian Ginzburg-Landau equation, which extends the Brezis theorem into the nonlinear Fractional Laplacian equation. A related linear fractional Schrodinger equation is also…

偏微分方程分析 · 数学 2015-07-21 Li Ma

We provide a general theoretical framework allowing us to extend the classical Lie theory for partial differential equations to the case of equations of fractional order. We propose a general prolongation formula for the study of Lie…

偏微分方程分析 · 数学 2017-02-15 Rosario Antonio Leo , Gabriele Sicuro , Piergiulio Tempesta

The~numerical solutions to a non-linear Fractional Fokker--Planck (FFP) equation are studied estimating the generalized diffusion coefficients. The~aim is to model anomalous diffusion using an FFP description with fractional velocity…

等离子体物理 · 物理学 2018-10-08 Johan Anderson , Sara Moradi , Tariq Rafiq

This paper focuses on the study of semilinear fractional diffusion-wave equations in the context of critical nonlinearities. Firstly, we address the issue of local well-posedness for the problem, examine spatial regularity, and the…

偏微分方程分析 · 数学 2026-02-09 Masterson Costa , Claudio Cuevas , Bruno de Andrade

In this paper, we study the existence of positive solutions for nonlinear fractional differential equations with a singular weight. We derive Green's function and corresponding integral operator and then examine the compactness of the…

经典分析与常微分方程 · 数学 2022-03-22 Jinsil Lee , Yong-Hoon Lee

In this study we derive a single-particle equation of motion, from first-principles, starting out with a microscopic description of a tracer particle in a one-dimensional many-particle system with a general two-body interaction potential.…

统计力学 · 物理学 2015-05-14 Ludvig Lizana , Tobias Ambjornsson , Alessandro Taloni , Eli Barkai , Michael A. Lomholt

In this paper, we show a series of abstract results on fixed point regularity with respect to a parameter. They are based on a Taylor development taking into account a loss of regularity phenomenon, typically occurring for composition…

动力系统 · 数学 2018-04-04 Julien Sedro

In this work, for an equation of high even order with a fractional derivative in the sense of Caputo, a problem is studied in a rectangular domain with conjugation conditions. A criterion for the uniqueness of a solution is given. The…

偏微分方程分析 · 数学 2021-06-09 B. Yu. Irgashev

The Calder\'on problem for the fractional Schr\"odinger equation was introduced in the work \cite{GSU}, which gave a global uniqueness result also in the partial data case. This article improves this result in two ways. First, we prove a…

偏微分方程分析 · 数学 2020-02-17 Angkana Rüland , Mikko Salo

We review our joint result with E. Lenzmann about the uniqueness of ground state solutions of non-linear equations involving the fractional Laplacian and provide an alternate uniqueness proof for an equation related to the intermediate…

偏微分方程分析 · 数学 2011-09-20 Rupert L. Frank
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