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For a compact set A in Euclidean space we consider the asymptotic behavior of optimal (and near optimal) N-point configurations that minimize the Riesz s-energy (corresponding to the potential 1/t^s) over all N-point subsets of A, where…

Mathematical Physics · Physics 2007-05-23 D. P. Hardin , E. B. Saff

We investigate the asymptotic behavior, as $N$ grows, of the largest minimal pairwise distance of $N$ points restricted to an arbitrary compact rectifiable set embedded in Euclidean space, and we find the limit distribution of such optimal…

Mathematical Physics · Physics 2007-05-23 S. V. Borodachov , D. P. Hardin , E. B. Saff

Let $A$ be a compact $d$-rectifiable set embedded in Euclidean space $\RR^p$, $d\le p$. For a given continuous distribution $\sigma(x)$ with respect to $d$-dimensional Hausdorff measure on $A$, our earlier results provided a method for…

Mathematical Physics · Physics 2013-05-29 S. V. Borodachov , D. P. Hardin , E. B. Saff

For a compact $ d $-dimensional rectifiable subset of $ \mathbb{R}^{p} $ we study asymptotic properties as $ N\to\infty $ of $N$-point configurations minimizing the energy arising from a Riesz $ s $-potential $ 1/r^s $ and an external field…

Classical Analysis and ODEs · Mathematics 2016-10-13 D. P. Hardin , E. B. Saff , O. V. Vlasiuk

For a closed subset $K$ of a compact metric space $A$ possessing an $\alpha$-regular measure $\mu$ with $\mu(K)>0$, we prove that whenever $s>\alpha$, any sequence of weighted minimal Riesz $s$-energy configurations…

Mathematical Physics · Physics 2011-11-23 D. P. Hardin , E. B. Saff , J. T. Whitehouse

We investigate properties of minimal $N$-point Riesz $s$-energy on fractal sets of non-integer dimension, as well as asymptotic behavior of $N$-point configurations that minimize this energy. For $s$ bigger than the dimension of the set…

Classical Analysis and ODEs · Mathematics 2018-10-04 Alexander Reznikov , Oleksandr Vlasiuk

We introduce and study the unconstrained polarization (or Chebyshev) problem which requires to find an $N$-point configuration that maximizes the minimum value of its potential over a set $A$ in $p$-dimensional Euclidean space. This problem…

Classical Analysis and ODEs · Mathematics 2021-06-30 Douglas P. Hardin , Mircea Petrache , Edward B. Saff

The Riesz $s$-energy of an $N$-point configuration in the Euclidean space $\mathbb{R}^{p}$ is defined as the sum of reciprocal $s$-powers of all mutual distances in this system. In the limit $s\to0$ the Riesz $s$-potential $1/r^s$ ($r$ the…

Mathematical Physics · Physics 2014-02-17 J. S. Brauchart

We derive the complete asymptotic expansion in terms of powers of $N$ for the Riesz $s$-energy of $N$ equally spaced points on the unit circle as $N\to \infty$. For $s\ge -2$, such points form optimal energy $N$-point configurations with…

Mathematical Physics · Physics 2011-11-02 J. S. Brauchart , D. P. Hardin , E. B. Saff

For Riesz $s$-potentials $K(x,y)=|x-y|^{-s}$, $s>0$, we investigate separation and covering properties of $N$-point configurations $\omega^*_N=\{x_1, \ldots, x_N\}$ on a $d$-dimensional compact set $A\subset \mathbb{R}^\ell$ for which the…

Classical Analysis and ODEs · Mathematics 2017-03-02 Alexander Reznikov , Edward B. Saff , Alexander Volberg

We study the asymptotic equidistribution of points near arbitrary compact sets of positive capacity in $\R^d,\ d\ge 2$. Our main tools are the energy estimates for Riesz potentials. We also consider the quantitative aspects of this…

Classical Analysis and ODEs · Mathematics 2013-07-24 Igor E. Pritsker

We investigate the asymptotic behavior of minimal $N$-point Riesz $s$-energy on fractal sets of non-integer dimension, with algebraically dependent contraction ratios. For $s$ bigger than the dimension of the set $A$, we prove the…

Classical Analysis and ODEs · Mathematics 2020-09-25 Austin Anderson , Alexander Reznikov

Combining the ideas of Riesz $s$-energy and $\log$-energy, we introduce the so-called $s,\log^t$-energy. In this paper, we investigate the asymptotic behaviors for $N,t$ fixed and $s$ varying of minimal $N$-point $s,\log^t$-energy constants…

Metric Geometry · Mathematics 2021-04-27 Nichakan Loesatapornpipit , Nattapong Bosuwan

For $s\geqslant d$, we obtain the leading term as $N\to \infty$ of the maximal weighted $N$-point Riesz $s$-polarization (or Chebyshev constant) for a certain class of $d$-rectifiable compact subsets of $\mathbb{R}^p$. This class includes…

Classical Analysis and ODEs · Mathematics 2017-03-02 S. V. Borodachov , D. P. Hardin , A. Reznikov , E. B. Saff

For a symmetric kernel $k:X\times X \to \mathbb{R}\cup\{+\infty\}$ on a locally compact Hausdorff space $X$, we investigate the asymptotic behavior of greedy $k$-energy points $\{a_{i}\}_{1}^{\infty}$ for a compact subset $A\subset X$ that…

Mathematical Physics · Physics 2019-10-22 A. López García , E. B. Saff

We prove a conjecture of T. Erd\'{e}lyi and E.B. Saff, concerning the form of the dominant term (as $N\to \infty$) of the $N$-point Riesz $d$-polarization constant for an infinite compact subset $A$ of a $d$-dimensional $C^{1}$-manifold…

Metric Geometry · Mathematics 2013-07-05 S. V. Borodachov , N. Bosuwan

We obtain new asymptotic results about systems of $ N $ particles governed by Riesz interactions involving $ k $-nearest neighbors of each particle as $N\to\infty$. These results include a generalization to weighted Riesz potentials with…

Classical Analysis and ODEs · Mathematics 2023-03-21 Douglas P. Hardin , Edward B. Saff , Oleksandr Vlasiuk

We investigate separation properties of $N$-point configurations that minimize discrete Riesz $s$-energy on a compact set $A\subset \mathbb{R}^p$. When $A$ is a smooth $(p-1)$-dimensional manifold without boundary and $s\in [p-2, p-1)$, we…

Classical Analysis and ODEs · Mathematics 2017-07-27 D. P. Hardin , A. Reznikov , E. B. Saff , A. Volberg

We demonstrate a set A and a value of s for which the sequence of N-point discrete minimal Riesz s-energy configurations on A does not have an asymptotic distribution in the weak-star sense as N tends to infinity.

Classical Analysis and ODEs · Mathematics 2011-09-21 Matthew T. Calef

We derive the complete asymptotic expansion in terms of powers of $N$ for the geodesic $f$-energy of $N$ equally spaced points on a rectifiable simple closed curve $\Gamma$ in ${\mathbb R}^p$, $p\geq2$, as $N \to \infty$. For $f$ decreasing…

Mathematical Physics · Physics 2014-02-17 J. S. Brauchart , D. P. Hardin , E. B. Saff
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