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The paper deals with the theory of inner (outer) capacities on locally compact spaces with respect to general function kernels, the main emphasis being placed on the establishment of alternative characterizations of inner (outer) capacities…

Classical Analysis and ODEs · Mathematics 2022-02-07 Natalia Zorii

The study deals with a minimal energy problem in the presence of an external field over noncompact classes of vector measures of infinite dimension in a locally compact space. The components are positive measures (charges) satisfying…

Classical Analysis and ODEs · Mathematics 2009-11-05 Natalia Zorii

In this paper, we investigate Riesz energy problems on unbounded conductors in $\R^d$ in the presence of general external fields $Q$, not necessarily satisfying the growth condition $Q(x)\to\infty$ as $x\to\infty$ assumed in several…

Classical Analysis and ODEs · Mathematics 2022-05-19 Peter Dragnev , Ramon Orive , Edward B. Saff , Franck Wielonsky

We consider the minimum Riesz $s$-energy problem on the unit disk $\mathbb D:=\{(x_1,\ldots,x_d)\in\mathbb R^d: x_1=0, x_2^2+x_3^2+\ldots+x_d^2\leq 1\}$ in the Euclidean space $\mathbb R^d$, $d\geq 3$, immersed into a smooth rotationally…

Classical Analysis and ODEs · Mathematics 2016-10-27 Mykhailo Bilogliadov

We study the minimization of the energy integral $I_K(\mu) = \int_{\Omega} \int_{\Omega} K(x,y) d\mu(x) d\mu(y)$ over all Borel probability measures $\mu$, where $(\Omega,\rho)$ is a compact connected metric space and $K:\Omega^2 \to…

Classical Analysis and ODEs · Mathematics 2026-02-27 Steven B. Damelin , Joel Nathe

In this paper, using the theory developed in [8], we obtain some results of a totally new type about a class of non-local problems. Here is a sample: Let $\Omega\subset {\bf R}^n$ be a smooth bounded domain, with $n\geq 4$, let $a, b,…

Analysis of PDEs · Mathematics 2014-09-23 Biagio Ricceri

In view of a recent example of a positive Radon measure $\mu$ on a domain $D\subset\mathbb R^n$, $n\geqslant3$, such that $\mu$ is of finite energy $E_g(\mu)$ relative to the $\alpha$-Green kernel $g$ on $D$, though the energy of…

Classical Analysis and ODEs · Mathematics 2018-03-30 Bent Fuglede , Natalia Zorii

In this work, we study discrete minimizers of the Ginzburg-Landau energy in finite element spaces. Special focus is given to the influence of the Ginzburg-Landau parameter $\kappa$. This parameter is of physical interest as large values can…

Numerical Analysis · Mathematics 2024-02-20 Benjamin Dörich , Patrick Henning

In the present paper we develop the theory of minimization for energies with multivariate kernels, i.e. energies, in which pairwise interactions are replaced by interactions between triples or, more generally, $n$-tuples of particles. Such…

Classical Analysis and ODEs · Mathematics 2023-03-15 Dmitriy Bilyk , Damir Ferizović , Alexey Glazyrin , Ryan Matzke , Josiah Park , Oleksandr Vlasiuk

The goal of the present paper is to establish some kind of regularity of an energy minimizer map between Riemannian polyhedra. More precisely, we will show the h\"{o}lder continuity of local energy minimizers between Riemannian polyhedra…

Differential Geometry · Mathematics 2007-05-23 Taoufik Bouziane

We consider the minimal energy problem on the unit sphere $\mathbb{S}^d$ in the Euclidean space $\mathbb{R}^{d+1}$ in the presence of an external field $Q$, where the energy arises from the Riesz potential $1/r^s$ (where $r$ is the…

Mathematical Physics · Physics 2015-12-24 Johann S. Brauchart , Peter D. Dragnev , Edward B. Saff

We consider the nonexistence of minimizers for the energy containing a nonlocal perimeter with a general kernel $K$, a Riesz potential, and a background potential in $\mathbb{R}^N$ with $N\geq2$ under the volume constraint. We show that the…

Analysis of PDEs · Mathematics 2019-10-04 Fumihiko Onoue

We proceed further with the study of minimum weak Riesz energy problems for condensers with touching plates, initiated jointly with Bent Fuglede (Potential Anal. 51 (2019), 197--217). Having now added to the analysis constraint and external…

Classical Analysis and ODEs · Mathematics 2019-12-02 Natalia Zorii

By introducing the concept of \emph{Kato control pairs} for a given Riemannian minimal heat kernel, we prove that on every Riemannian manifold $(M,g)$ the Kato class $\mathcal{K}(M,g)$ has a subspace of the form $\mathsf{L}^q(M,d\varrho)$,…

Mathematical Physics · Physics 2016-05-20 Batu Güneysu

We consider Riesz-type nonlocal energies with general interaction kernels and their discretizations related to particle systems. We prove that the discretized energies $\Gamma$-converge in the weak-$*$ topology to the Riesz functional…

Analysis of PDEs · Mathematics 2025-10-09 Davide Carazzato , Aldo Pratelli , Ihsan Topaloglu

We study a class of minimization problems for a nonlocal operator involving an external magnetic potential. The notions are physically justified and consistent with the case of absence of magnetic fields. Existence of solutions is obtained…

Analysis of PDEs · Mathematics 2016-11-10 Pietro d'Avenia , Marco Squassina

Suppose that $\omega\subset\Omega\subset R^2$. In the annular domain $A=\Omega\setminus\bar\omega$ we consider the class $J$ of complex valued maps having degree 1 on $\partial \Omega$ and on $\partial\omega$. It was conjectured by Berlyand…

Analysis of PDEs · Mathematics 2007-05-23 Leonid Berlyand , Dmitry Golovaty , Volodymyr Rybalko

We investigate, under a volume constraint and among sets contained in a Euclidean half-space, the minimization problem of an energy functional given by the sum of a capillarity perimeter, a nonlocal interaction term and a gravitational…

Analysis of PDEs · Mathematics 2024-11-06 Giulio Pascale

The study deals with a minimal energy problem over noncompact classes of infinite dimensional vector measures in a locally compact space. The components are positive measures (charges) satisfying certain normalizing assumptions and…

Classical Analysis and ODEs · Mathematics 2010-01-26 Natalia Zorii

This is the first of two papers which study asymptotic behavior of minimal energy solutions to the fractional Lane-Emden system in a smooth bounded domain $\Omega$ \[(-\Delta)^s u = v^p, \quad (-\Delta)^s v = u^q \text{ in } \Omega \quad…

Analysis of PDEs · Mathematics 2016-10-11 Woocheol Choi , Seunghyeok Kim