Results 1 to 10 of about 42 (40)

Reversed Stein–Weiss Inequalities with Poisson-Type Kernel and Qualitative Analysis of Extremal Functions

open access: yesAdvanced Nonlinear Studies, 2021
Through conformal map, isoperimetric inequalities are equivalent to the Hardy–Littlewood–Sobolev (HLS) inequalities involved with the Poisson-type kernel on the upper half space.
Tao Chunxia
doaj   +1 more source

Generalization of Darbo-type theorem and application on existence of implicit fractional integral equations in tempered sequence spaces

open access: yesAlexandria Engineering Journal, 2022
The aim of this work is to give some fixed point results based on the technique of measure of noncompactness which extend the classical Darbo’s theorem.
Anupam Das   +3 more
doaj   +1 more source

Reversed Hardy-Littlewood-Sobolev inequalities with weights on the Heisenberg group

open access: yesAdvances in Nonlinear Analysis, 2023
In this article, we establish some reverse weighted Hardy-Littlewood-Sobolev inequalities on the Heisenberg group. We then show the existence of extremal functions for the above inequalities by combining the subcritical approach and the renormalization ...
Hu Yunyun
doaj   +1 more source

On the p-integrable trajectories of the nonlinear control system described by the Urysohn-type integral equation

open access: yesOpen Mathematics, 2022
The control systems described by the Urysohn-type integral equations and integral constraints on the control functions are considered. The functions from the closed ball of the space Lp{L}_{p}, p>1,p\gt 1, with radius rr, are chosen as admissible control
Huseyin Anar
doaj   +1 more source

Positive solutions for a second-order p-Laplacian impulsive boundary value problem [PDF]

open access: yes, 2012
In this work, we study the existence and multiplicity of positive solutions for a second-order p-Laplacian boundary value problem involving impulsive effects.
Donal O’Regan   +3 more
core   +1 more source

Existence of Solutions to Fractional p-Laplacian Systems with Homogeneous Nonlinearities of Critical Sobolev Growth

open access: yesAdvanced Nonlinear Studies, 2020
In this paper, we investigate the existence of nontrivial solutions to the following fractional p-Laplacian system with homogeneous nonlinearities of critical Sobolev growth:
Lu Guozhen, Shen Yansheng
doaj   +1 more source

Quasilinear Riccati-Type Equations with Oscillatory and Singular Data

open access: yesAdvanced Nonlinear Studies, 2020
We characterize the existence of solutions to the quasilinear Riccati-type ...
Nguyen Quoc-Hung, Phuc Nguyen Cong
doaj   +1 more source

Optical leptons

open access: yesInternational Journal of Mathematics and Mathematical Sciences, Volume 2004, Issue 27, Page 1403-1422, 2004., 2004
We obtain optical vortices with classical orbital momentum ℓ = 1 and spin j = ±1/2 as exact solutions of a system of nonlinear Maxwell equations (NMEs). Two kinds of Kerr‐type media, namely, those with and without linear dispersion of the electric and the magnet susceptibility, are investigated.
Lubomir M. Kovachev
wiley   +1 more source

SPATIAL HAMILTONIAN IDENTITIES FOR NONLOCALLY COUPLED SYSTEMS

open access: yesForum of Mathematics, Sigma, 2018
We consider a broad class of systems of nonlinear integro-differential equations posed on the real line that arise as Euler–Lagrange equations to energies involving nonlinear nonlocal interactions.
BENTE BAKKER, ARND SCHEEL
doaj   +1 more source

Reverse Stein–Weiss Inequalities on the Upper Half Space and the Existence of Their Extremals

open access: yesAdvanced Nonlinear Studies, 2019
The purpose of this paper is four-fold. First, we employ the reverse weighted Hardy inequality in the form of high dimensions to establish the following reverse Stein–Weiss inequality on the upper half space:
Chen Lu, Lu Guozhen, Tao Chunxia
doaj   +1 more source

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