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Related papers: On fractional Laplacians -- 2

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Here we define a Caputo like discrete nabla fractional difference and we produce discrete nabla fractional Taylor formulae for the first time. We estimate their remaiders. Then we derive related discrete nabla fractional Opial, Ostrowski,…

Classical Analysis and ODEs · Mathematics 2009-11-18 George A. Anastassiou

We described all \delta-derivations of semisimple f.-d. structurable algebras over algebraically closed field with characteritic is not equal 2,3,5.

Rings and Algebras · Mathematics 2020-04-03 Ivan Kaygorodov , Elizaveta Okhapkina

In the present work we study existence of sequences of variational eigenvalues to non-local non-standard growth problems ruled by the fractional $g-$Laplacian operator with different boundary conditions (Dirichlet, Neumann and Robin). Due…

Analysis of PDEs · Mathematics 2020-12-01 Sabri Bahrouni , Hichem Ounaies , Ariel Salort

We obtain necessary optimality conditions for variational problems with a Lagrangian depending on a Caputo fractional derivative, a fractional and an indefinite integral. Main results give fractional Euler-Lagrange type equations and…

Optimization and Control · Mathematics 2011-11-11 Ricardo Almeida , Shakoor Pooseh , Delfim F. M. Torres

We study the fractional $(p,q)$-Laplace equation $$ (-\Delta_p)^s u +(-\Delta_q)^t u= 0 $$ for $s,t\in(0,1)$ and $p,q\in(1,\infty)$. We establish H\"older estimates with an explicit exponent. As a consequence, we derive a Liouville-type…

Analysis of PDEs · Mathematics 2025-10-27 Prashanta Garain , Erik Lindgren

A fractional power interpretation of the Laguerre derivative $(DxD)^\alpha,\ D\equiv {d\over dx} $ is discussed. The corresponding fractional integrals are introduced. Mapping and semigroup properties, integral representations and Mellin…

Classical Analysis and ODEs · Mathematics 2020-07-13 Semyon Yakubovich

We obtain exact results for fractional equations of Fokker-Planck type using evolution operator method. We employ exact forms of one-sided Levy stable distributions to generate a set of self-reproducing solutions. Explicit cases are…

Statistical Mechanics · Physics 2015-05-30 K. Gorska , K. A. Penson , D. Babusci , G. Dattoli , G. H. E. Duchamp

The purpose of this paper is to further exemplify an approach to evolutionary problems originally developed in earlier works for a special case and later extended to more general evolutionary problems. We are here concerned with the $(1+1)$…

Analysis of PDEs · Mathematics 2012-04-25 Rainer Picard , Bruce Watson

The aim of this paper is to study certain problems of calculus of variations, that are dependent upon a Lagrange function on a Caputo-type fractional derivative. This type of fractional operator is a generalization of the Caputo and the…

Optimization and Control · Mathematics 2016-02-24 Ricardo Almeida

It is proved that given $-1/2<s<1/2$, for any $f\in L^2(\mathbb{R})$, there is a unique $u\in \widehat{H}^{|s|}(\mathbb{R})$ such that $$ f=\boldsymbol{D}^{-s}u+\boldsymbol{D}^{s*}u\,, $$ where $\boldsymbol{D}^{-s}, \boldsymbol{D}^{s*}$ are…

Classical Analysis and ODEs · Mathematics 2018-07-06 Yulong Li

This manuscript is dedicated to prove a new inequality that involves an important case of Leibniz rule regarding Riemann-Liouville and Caputo fractional derivatives of order $\alpha\in(0,1)$. In the context of partial differential…

Analysis of PDEs · Mathematics 2019-01-30 Paulo M. de Carvalho Neto , Renato Fehlberg Junior

The aim of this paper is to obtain the existence of solutions for the following fractional p-Laplacian Dirichlet problem with mixed derivatives \begin{eqnarray*}…

Analysis of PDEs · Mathematics 2017-03-08 César Torres , Nemat Nyamoradi

This paper is concerned with analyzing a class of fractional calculus of variations problems and their associated Euler-Lagrange (fractional differential) equations. Unlike the existing fractional calculus of variations which is based on…

Analysis of PDEs · Mathematics 2021-07-12 Xiaobing Feng , Mitchell Sutton

We show the $L^r(\mathbb{R}^d, \mu)$-uniqueness for any $r \in (1, 2]$ and the essential self-adjointness of a Dirichlet operator $Lf = \Delta f +\langle \frac{1}{\rho}\nabla \rho , \nabla f \rangle$, $f \in C_0^{\infty}(\mathbb{R}^d)$ with…

Analysis of PDEs · Mathematics 2023-03-07 Haesung Lee

We review some recent results on eigenvalues of fractional Laplacians and fractional Schr\"odinger operators. We discuss, in particular, Lieb-Thirring inequalities and their generalizations, as well as semi-classical asymptotics.

Spectral Theory · Mathematics 2017-11-07 Rupert L. Frank

We propose two asymptotic expansions of two interrelated integral-type averages, in the context of the fractional $\infty$-Laplacian $\Delta_\infty^s$ for $s\in (\frac{1}{2},1)$. This operator has been introduced and first studied in…

Analysis of PDEs · Mathematics 2022-08-22 Félix del Teso , Jørgen Endal , Marta Lewicka

In this paper we extend, for the first time, part of the Weierstrass extremal field theory in the Calculus of Variations to a nonlocal framework. Our model case is the energy functional for the fractional Laplacian (the Gagliardo-Sobolev…

Analysis of PDEs · Mathematics 2022-12-02 Xavier Cabre , Iñigo U. Erneta , Juan-Carlos Felipe-Navarro

In this paper, we establish gradient continuity for solutions to \[ (\partial_t - \operatorname{div}(A(x) \nabla u))^s =f,\ s \in (1/2, 1), \] when $f$ belongs to the scaling critical function space $L(\frac{n+2}{2s-1}, 1)$. Our main…

Analysis of PDEs · Mathematics 2021-09-21 Vedansh Arya , Dharmendra Kumar

The aim of this paper is to prove multiplicity of solutions for nonlocal fractional equations modeled by $$ \left\{ \begin{array}{ll} (-\Delta)^s u-\lambda u=f(x,u) & {\mbox{ in }} \Omega\\ u=0 & {\mbox{ in }} \mathbb{R}^n\setminus…

Analysis of PDEs · Mathematics 2015-10-30 Giovanni Molica Bisci , Dimitri Mugnai , Raffaella Servadei

We present two types of polynomials related to the Mittag-Leffler function namely the fractional Hermite polynomial and the Mittag-Leffler polynomial. The first modifies the Hermite polynomial and the second one is a refashioned Laguerre…

Mathematical Physics · Physics 2019-12-24 K. Górska , A. Horzela , K. A. Penson , G. Dattoli