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Related papers: Sticky-disk limit of planar $N$-bubbles

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The purpose of this article is study rigidity of free boundary minimal two-disks that locally maximize the modified Hawking mass on a Riemannian three-manifold with positive lower bound on its scalar curvature and mean convex boundary.…

Differential Geometry · Mathematics 2024-06-19 Rondinelle Batista , Barnabé Lima , João Silva

We provide a geometric representation of the Poisson and Martin boundaries of a transient, bounded degree triangulation of the plane in terms of its circle packing in the unit disc. (This packing is unique up to M\"obius transformations.)…

Probability · Mathematics 2016-06-28 Omer Angel , Martin T. Barlow , Ori Gurel-Gurevich , Asaf Nachmias

In this paper we prove a theorem concerning lamination limits of sequences of compact disks $M_n$ embedded in $\mathbb{R}^3$ with constant mean curvature $H_n$, when the boundaries of these disks tend to infinity. This theorem generalizes…

Differential Geometry · Mathematics 2015-11-04 William H. Meeks , Giuseppe Tinaglia

The existence of minimizers in the fractional isoperimetric problem with multiple volume constraints is proved, together with a partial regularity result.

Optimization and Control · Mathematics 2016-05-19 Maria Colombo , Francesco Maggi

In geometrically frustrated assemblies local inter-subunit misfits propagate to intra-assembly strain gradients, giving rise to anomalous self-limiting assembly thermodynamics. Here, we use theory and coarse-grained simulation to study a…

Soft Condensed Matter · Physics 2024-03-05 Kyle T. Sullivan , Ryan C. Hayward , Gregory M. Grason

We give a new lower bound for the minimal dispersion of a point set in the unit cube and its inverse function in the high dimension regime. This is done by considering only a very small class of test boxes, which allows us to reduce…

Numerical Analysis · Mathematics 2024-03-21 Matěj Trödler , Jan Volec , Jan Vybíral

We address the double bubble problem for the anisotropic Grushin perimeter $P_\alpha$, $\alpha\geq 0$, and the Lebesgue measure in $\mathbb R^2$, in the case of two equal volumes. We assume that the contact interface between the bubbles…

Optimization and Control · Mathematics 2023-09-07 Valentina Franceschi , Giorgio Stefani

Given a sequence of properly embedded minimal surfaces in a $3$-manifold with local bounds on area and genus, we prove subsequential convergence, smooth away from a discrete set, to a smooth embedded limit surface, possibly with…

Differential Geometry · Mathematics 2024-01-26 Brian White

In this note we show that the volume of axis-parallel boxes in $\mathbb{R}^d$ which do not intersect an admissible lattice $\mathbb{L}\subset\mathbb{R}^d$ is uniformly bounded. In particular, this implies that the dispersion of the dilated…

Computational Geometry · Computer Science 2021-08-16 Mario Ullrich

The sticking of micron sized dust particles due to surface forces in circumstellar disks is the first stage in the production of asteroids and planets. The key ingredients that drive this process are the relative velocity between the dust…

Earth and Planetary Astrophysics · Physics 2015-05-14 A. Zsom , C. W. Ormel , C. Guettler , J. Blum , C. P. Dullemond

We study the asymptotic bubbling behavior of sequences of weak genus-$p$ immersions with diverging conformal classes and limiting Willmore energy of $8\pi$. After applying suitable M\"obius transformations, in a strong…

Differential Geometry · Mathematics 2026-04-08 Christian Scharrer , Manuel Schlierf , Alexander West

For dust aggregates in protoplanetary discs a transition between sticking and bouncing in individual collisions at mm to cm size has been observed in the past. This lead to the notion of a bouncing barrier for which growth gets stalled.…

Earth and Planetary Astrophysics · Physics 2014-04-04 Thorben Kelling , Gerhard Wurm , Marc Köster

A Euclidean noncrossing Steiner $(1+\epsilon)$-spanner for a point set $P\subset\mathbb{R}^2$ is a planar straight-line graph that, for any two points $a, b \in P$, contains a path whose length is at most $1+\epsilon$ times the Euclidean…

Computational Geometry · Computer Science 2026-02-23 Sujoy Bhore , Sándor Kisfaludi-Bak , Lazar Milenković , Csaba D. Tóth , Karol Węgrzycki , Sampson Wong

We consider energy minimizing configurations of a nematic liquid crystal around a spherical colloid particle, in the context of the Landau-de Gennes model. The nematic is assumed to occupy the exterior of a ball of radius r_0, satisfy…

Analysis of PDEs · Mathematics 2016-05-25 Stan Alama , Lia Bronsard , Xavier Lamy

We consider the problem of geometric optimisation of the lowest eigenvalue of the Laplacian in the exterior of a compact set in any dimension, subject to attractive Robin boundary conditions. As an improvement upon our previous work…

Spectral Theory · Mathematics 2020-06-26 David Krejcirik , Vladimir Lotoreichik

Random arrangements of points in the plane, interacting only through a simple hard core exclusion, are considered. An intensity parameter controls the average density of arrangements, in analogy with the Poisson point process. It is proved…

Mathematical Physics · Physics 2014-08-18 David Aristoff

We prove that a Poisson boundary of any regular thick Euclidean building, as well as lattices thereof is the space of chambers at infinity of the building with the harmonic measure class. We then use this result to generalize rigidity…

Group Theory · Mathematics 2025-05-07 Antoine Derimay

The aim of this paper is to prove the existence of minimizers for a variational problem involving the minimization under volume constraint of the sum of the perimeter and a non-local energy of Wasserstein type. This extends previous partial…

Analysis of PDEs · Mathematics 2021-08-26 Jules Candau-Tilh , Michael Goldman

We establish the Gaussian Double-Bubble Conjecture: the least Gaussian-weighted perimeter way to decompose $\mathbb{R}^n$ into three cells of prescribed (positive) Gaussian measure is to use a tripod-cluster, whose interfaces consist of…

Functional Analysis · Mathematics 2021-10-11 Emanuel Milman , Joe Neeman

It is proved that the simplex is a strict local minimum for the volume product, P(K)=min(vol(K) vol(K^z)), K^z is the polar body of K with respect to z, the minimum is taken over z in the interior of K, in the Banach-Mazur space of…

Metric Geometry · Mathematics 2014-01-14 Jaegil Kim , Shlomo Reisner