English
Related papers

Related papers: Qualitative analysis on the critical points of the…

200 papers

We study analytical and computational aspects for Dirichlet problem on the unit ball $B$: $|x|<1$ in $R^n$, modeled on the equation \[ \Delta u +\lambda \left(u^p+u^q \right)=0, \;\; \mbox{in $B$}, \;\; u=0 \s \mbox{on $\partial B$}, \]…

Analysis of PDEs · Mathematics 2025-12-17 Philip Korman , Dieter S. Schmidt

Let $\Omega$ be a bounded domain in $\mathbb R^{N}$, $N\geq3$ with smooth boundary, $a>0, \lambda>0$ and $0<\delta<3$ be real numbers. Define $2^*:=\displaystyle\frac{2N}{N-2}$ and the characteristic function of a set $A$ by $\chi_A$. We…

Analysis of PDEs · Mathematics 2016-06-07 R. Dhanya , S. Prashanth , Sweta Tiwari , K. Sreenadh

We investigate a dynamical basis for the Riemann hypothesis (RH) that the non-trivial zeros of the Riemann zeta function lie on the critical line x = 1/2. In the process we graphically explore, in as rich a way as possible, the diversity of…

Complex Variables · Mathematics 2011-10-26 Chris King

In this paper, we continue to construct stationary classical solutions of the incompressible Euler equation approximating singular stationary solutions of this equation. This procedure now is carried out by constructing solutions to the…

Analysis of PDEs · Mathematics 2012-10-31 Daomin Cao , Zhongyuan Liu , Juncheng Wei

We consider the principal eigenvalue problem for the Laplace-Beltrami operator on the upper half of a topological torus under the Dirichlet boundary condition. We present a construction of the upper half of a topological torus that admits…

Analysis of PDEs · Mathematics 2021-09-08 Putri Zahra Kamalia , Shigeru Sakaguchi

Consider a five-point discretization of a two-dimensional finite-gap for a fixed energy Schr\"{o}dinger operator. We construct the Green's function of the operator. In appears as the explicit formula in terms of the integral by the specific…

Mathematical Physics · Physics 2014-02-13 Vasilevskiy Boris

In this paper we consider the following class of fractional Kirchhoff equations with critical growth: \begin{equation*} \left\{ \begin{array}{ll}…

Analysis of PDEs · Mathematics 2019-06-07 Vincenzo Ambrosio

A conjectural formula for the $k$-point generating function of Gromov--Witten invariants of the Riemann sphere for all genera and all degrees was proposed in \cite{DY2}. In this paper, we give a proof of this formula together with an…

Algebraic Geometry · Mathematics 2018-02-05 Boris Dubrovin , Di Yang , Don Zagier

In this paper we will deduce several properties of the Green's functions related to the Hill's equation coupled to various boundary value conditions. In particular, the idea is to study the Green's functions of the second order differential…

Classical Analysis and ODEs · Mathematics 2023-04-14 Alberto Cabada , Lucía López-Somoza , Mouhcine Yousfi

In this paper we are mainly concerned with nontrivial positive solutions to the Dirichlet problem for the degenerate elliptic equation \begin{gather} -\frac{\partial^2 u}{\partial x^2} -\left|x\right|^{2k}\frac{\partial^2 u}{\partial…

Analysis of PDEs · Mathematics 2024-03-20 N. M. Tri , D. A. Tuan

In this paper, we study existence and multiplicity of solutions for the following Kirchhoff-Choquard type equation involving the fractional $p$-Laplacian on the Heisenberg group: \begin{equation*} \begin{array}{lll}…

Analysis of PDEs · Mathematics 2024-01-19 S. Bai , Y. Song , D. D. Repovš

This paper concerns the existence of critical points for solutions to second order elliptic equations of the form $\nabla\cdot \sigma(x)\nabla u=0$ posed on a bounded domain $X$ with prescribed boundary conditions. In spatial dimension…

Analysis of PDEs · Mathematics 2019-04-04 Giovanni S. Alberti , Guillaume Bal , Michele Di Cristo

This article gives a necessary first step to understanding the critical set phenomenon for the Korteweg-de Vries (KdV) equation posed on interval $[0,L]$ considering the Neumann boundary conditions with only one control input. We showed…

Analysis of PDEs · Mathematics 2025-10-23 R. de A. Capistrano-Filho , J. S. da Silva

In this paper we consider a doubly critical nonlinear elliptic problem with Neumann boundary conditions. The existence of blow-up solutions for this problem is related to the blow-up analysis of the classical geometric problem of…

Analysis of PDEs · Mathematics 2024-07-04 Sergio Cruz-Blázquez

The study on the partial differential equations (systems) in the graph setting is a hot topic in recent years because of their applications to image processing and data clustering. Our motivation is to develop some existence results for…

Analysis of PDEs · Mathematics 2025-04-21 Xiaoyu Wang , Junping Xie , Xingyong Zhang

We obtain the two-point Green's function for the relativistic Dirac-Oscillator problem. This is accomplished by setting up the relativistic problem in such a way that makes comparison with the nonrelativistic problem highly transparent and…

High Energy Physics - Theory · Physics 2009-11-10 A. D. Alhaidari

A new perspective of the Green's function in a boundary value problem as the only eigenstate in an auxiliary formulation is introduced. In this treatment, the Green's function can be perceived as a defect state in the presence of a…

Mesoscale and Nanoscale Physics · Physics 2021-05-26 Jose D. H. Rivero , Li Ge

We consider the following autonomous Kirchhoff-type equation \begin{equation*} -\left(a+b\int_{\mathbb{R}^N}|\nabla{u}|^2\right)\Delta u= f(u),~~~~u\in H^1(\mathbb{R}^N), \end{equation*} where $a\geq0,b>0$ are constants and $N\geq1$. Under…

Analysis of PDEs · Mathematics 2016-10-11 Sheng-Sen Lu

The higher order Kirchhoff type equation $$\int_{\mathbb{R}^{2m}}(|\nabla^m u|^2 +\sum_{\gamma=0}^{m-1}a_{\gamma}(x)|\nabla^{\gamma}u|^2)dx \left((-\Delta)^m u+\sum_{\gamma=0}^{m-1}(-1)^\gamma \nabla^\gamma\cdot(a_\gamma (x)\nabla^\gamma…

Analysis of PDEs · Mathematics 2015-07-21 Liang Zhao , Ning Zhang

In this paper we deal with a Kirchhoff type problem driven by a fractional nonlocal integrodifferential operator $-\mathcal L_K$ and involving a critical nonlinearity. For this problem we prove the existence of infinitely many solutions,…

Analysis of PDEs · Mathematics 2015-05-19 Alessio Fiscella