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Related papers: On a nonlocal Cahn-Hilliard equation with a reacti…

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We deepen the existence of a nonlocal Hamiltonian formalism for the El's kinetic equation for soliton gas under the polychromatic reduction for a class of interaction kernels. The nonlocality presented is related to semi-Riemannian metrics…

Mathematical Physics · Physics 2025-04-07 Pierandrea Vergallo

In this paper we present some very recent results regarding existence, uniqueness, and multiplicity of solutions for quasilinear elliptic equations and systems, exhibiting both singular and convective reaction terms. The importance of…

Analysis of PDEs · Mathematics 2022-04-20 Umberto Guarnotta

The Cahn--Hilliard equation is one of the most common models to describe phase segregation processes in binary mixtures. In recent times, various dynamic boundary conditions have been introduced to model interactions of the materials with…

Analysis of PDEs · Mathematics 2021-10-12 Patrik Knopf , Andrea Signori

In this paper, we show existence of \textit{continuums} of positive solutions for non-local quasilinear problems with strongly-singular reaction term on a bounded domain in $\mathbb{R}^N$ with $N \geq 2$. We approached non-autonomous and…

Analysis of PDEs · Mathematics 2018-11-14 Carlos Alberto Santos , Lais Santos , Pawan Kumar Mishra

The purpose of this paper is to establish Picard-Lindel\"{o}f theorem for local uniqueness and existence results for first-order systems of nonlinear delay dynamic equations. In the linear case, we extend our results to global existence and…

Classical Analysis and ODEs · Mathematics 2011-03-01 Basak Karpuz

Based on relative energy estimates, we study the stability of solutions to the Cahn-Hilliard equation with concentration dependent mobility with respect to perturbations. As a by-product of our analysis, we obtain a weak-strong uniqueness…

Numerical Analysis · Mathematics 2021-02-12 Aaron Brunk , Herbert Egger , Oliver Habrich , Maria Lukacova-Medvidova

We prove Harnack inequality and local regularity results for weak solutions of a quasilinear degenerate equation in divergence form under natural growth conditions. The degeneracy is given by a suitable power of a strong $A_\infty$ weight.…

Analysis of PDEs · Mathematics 2010-10-05 Giuseppe Di Fazio , Maria Stella Fanciullo , Piero Zamboni

In this paper, we study the uniqueness and existence of solutions of RGSDEs with nonlinear resistance under an integral-Lipschitz condition of coefficients. Moreover we obtain the comparison theorem for RGSDEs with nonlinear resistance.

Probability · Mathematics 2014-09-24 Peng Luo

In this paper, we study the existence of solution for the following class of nonlocal problem, $$ \left\{ \begin{array}{lcl} -\Delta u=\left(\lambda f(x)-\int_{\R^N}K(x,y)|u(y)|^{\gamma}dy\right)u,\quad \mbox{in} \quad \R^{N}, \\…

Analysis of PDEs · Mathematics 2015-09-18 Claudianor O. Alves , Romildo N. de Lima , Marco A. S. Souto

In this article we prove existence, uniqueness and regularity for the singular equation \begin{eqnarray*} \begin{cases} |\nabla u|^{\alpha}(F(D^{2}u)+h(x)\cdot\nabla u)+c(x)|u|^{\alpha}u+p(x)u^{-\gamma}=0 \ \mbox{ in } \ \Omega\\ u>0 \…

Analysis of PDEs · Mathematics 2022-08-25 Cheikhou Oumar Ndaw

We consider a class of variable-exponent mixed fully nonlinear local and nonlocal degenerate elliptic equations, which degenerate along the set of critical points, $C:=\big\{x:\,Du(x)=0\big\}.$ Under general conditions, first, we establish…

Analysis of PDEs · Mathematics 2024-01-23 Priyank Oza , Jagmohan Tyagi

A Lagrangian formulation with nonlocality is investigated in this paper. The nonlocality of the Lagrangian is introduced by a new nonlocal argument that is defined as a nonlocal residual satisfying the zero mean condition. The nonlocal…

Mathematical Physics · Physics 2012-09-20 Zaixing Huang

The present paper shows that the eigenvalue sequence $\{\lambda_n(q)\}_{n\geqslant 1}$ of regular Sturm-Liouville eigenvalue problem with certain monotonic weights is uniformly Lipschitz continuous with respect to the potential $q$ on any…

Classical Analysis and ODEs · Mathematics 2019-08-16 Xiao Chen , Jiangang Qi

We consider semi-stable, radially symmetric, and decreasing solutions of a reaction equation involving the p-Laplacian, where the reaction term is a locally Lipschitz function, and the domain is the unit ball. For this class of radial…

Analysis of PDEs · Mathematics 2010-04-23 Xavier Cabre , Antonio Capella , Manel Sanchon

In the present paper we derive Liouville type results and existence of periodic solutions for $\chi^{(2)}$ type systems with non-homogeneous nonlinearities. Moreover, we prove both universal bounds as well as singularity and decay estimates…

Analysis of PDEs · Mathematics 2023-06-27 Aleks Jevnikar , Jun Wang , Wen Yang

This paper concerns the nonautonomous reaction-diffusion equation \[ u_t=u_{xx}+ug(t,x-ct,u), \quad t>0,x\in\mathbb{R}, \] where $c\in\mathbb{R}$ is the shifting speed, and the time periodic nonlinearity $ug(t,\xi,u)$ is asymptotically of…

Analysis of PDEs · Mathematics 2020-05-05 Jian Fang , Rui Peng , Xiao-Qiang Zhao

Well posedness is established for a family of equations modelling particle populations undergoing delocalised coagulation, advection, inflow and outflow in a externally specified velocity field. Very general particle types are allowed while…

Analysis of PDEs · Mathematics 2018-02-08 Robert I. A. Patterson

In the present contribution we study a viscous Cahn-Hilliard system where a further leading term in the expression for the chemical potential $ \mu$ is present. This term consists of a subdifferential operator $S$ in $L^2(\Omega)$ (where…

Analysis of PDEs · Mathematics 2020-04-03 Pierluigi Colli , Gianni Gilardi , Gabriela Marinoschi

We study the problems of uniqueness for Hardy-H\'enon parabolic equations, which are semilinear heat equations with the singular potential (Hardy type) or the increasing potential (H\'enon type) in the nonlinear term. To deal with the…

Analysis of PDEs · Mathematics 2024-03-19 Noboru Chikami , Masahiro Ikeda , Koichi Taniguchi , Slim Tayachi

We are interested in nonlocal Eikonal Equations arising in the study of the dynamics of dislocations lines in crystals. For these nonlocal but also non monotone equations, only the existence and uniqueness of Lipschitz and local-in-time…

Analysis of PDEs · Mathematics 2009-02-13 Guy Barles , Pierre Cardaliaguet , Olivier Ley , Regis Monneau