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Rank 1 inhomogeneous random graphs are a natural generalization of Erd\H{o}s R\'enyi random graphs. In this generalization each node is given a weight. Then the probability that an edge is present depends on the product of the weights of…

概率论 · 数学 2021-07-28 Othmane Safsafi

Consider a set of $n$ vertices, where each vertex has a location in $\mathbb{R}^d$ that is sampled uniformly from the unit cube in $\mathbb{R}^d$, and a weight associated to it. Construct a random graph by placing edges independently for…

概率论 · 数学 2022-09-07 Remco van der Hofstad , Pim van der Hoorn , Neeladri Maitra

We study random $k$-connected chordal graphs with bounded tree-width. Our main results are scaling limits and quenched local limits.

概率论 · 数学 2025-02-07 Jordi Castellví , Benedikt Stufler

In this paper, we deal with a notion of Banach space-valued mappings defined on a set consisting of finite graphs with uniformly bounded vertex degree. These functions will be endowed with certain boundedness and additivity criteria. We…

组合数学 · 数学 2015-01-14 Felix Pogorzelski

We study the joint degree counts in proportional attachment random graphs and find a simple representation for the limit distribution in infinite sequence space. We show weak convergence with respect to the p-norm topology for appropriate p…

概率论 · 数学 2016-12-09 Erol A. Peköz , Adrian Röllin , Nathan Ross

We discuss a notion of convergence for binary trees that is based on subtree sizes. In analogy to recent developments in the theory of graphs, posets and permutations we investigate some general aspects of the topology, such as a…

组合数学 · 数学 2024-02-14 Rudolf Grübel

We apply model theoretic methods to the problem of existence of countable universal graphs with finitely many forbidden connected subgraphs. We show that to a large extent the question reduces to one of local finiteness of an…

逻辑 · 数学 2016-09-07 Gregory Cherlin , Saharon Shelah , Niandong Shi

Given an unbalanced open quantum graph, we derive a formula relating sums over its scattering resonances with integrals outside a strip. We deduce lower bounds on the number of resonances (in bounded regions of the complex plane),that are…

谱理论 · 数学 2022-08-05 Maxime Ingremeau

Let P_{n,d,D} denote the graph taken uniformly at random from the set of all labelled planar graphs on {1,2,...,n} with minimum degree at least d(n) and maximum degree at most D(n). We use counting arguments to investigate the probability…

组合数学 · 数学 2011-01-28 Chris Dowden

For each infinite word over a given finite alphabet, we define an increasing sequence of rooted finite graphs, that can be thought as approximations of the famous Sierpinski carpet. These sequences naturally converge to an infinite rooted…

组合数学 · 数学 2018-02-28 Daniele D'Angeli , Alfredo Donno

We prove that a uniform rooted plane map with n edges converges in distribution after a suitable normalization to the Brownian map for the Gromov-Hausdorff topology. A recent bijection due to Ambj{\o}rn and Budd allows to derive this result…

概率论 · 数学 2014-08-20 Jérémie Bettinelli , Emmanuel Jacob , Grégory Miermont

Random planar graphs have been the subject of much recent work. Many basic properties of the standard uniform random planar graph P_{n}, by which we mean a graph chosen uniformly at random from the set of all planar graphs with vertex set…

组合数学 · 数学 2013-07-23 Chris Dowden

It is well-known that in finite graphs, large complete minors/topological minors can be forced by assuming a large average degree. Our aim is to extend this fact to infinite graphs. For this, we generalise the notion of the relative end…

组合数学 · 数学 2011-02-03 Maya Stein , José Zamora

For various purposes and, in particular, in the context of data compression, a graph can be examined at three levels. Its structure can be described as the unlabeled version of the graph; then the labeling of its structure can be added; and…

信息论 · 计算机科学 2021-11-24 Ioannis Kontoyiannis , Yi Heng Lim , Katia Papakonstantinopoulou , Wojtek Szpankowski

In this paper we introduce a general framework for the study of limits of relational structures in general and graphs in particular, which is based on a combination of model theory and (functional) analysis. We show how the various…

组合数学 · 数学 2021-04-23 Jaroslav Nesetril , Patrice Ossona De Mendez

Based on methods of structural convergence we provide a unifying view of local-global convergence, fitting to model theory and analysis. The general approach outlined here provides a possibility to extend the theory of local-global…

组合数学 · 数学 2018-10-18 Jaroslav Nesetril , Patrice Ossona de Mendez

For any set $\Omega$ of non-negative integers such that $\{0,1\}\subseteq \Omega$ and $\{0,1\}\ne \Omega$, we consider a random $\Omega$-$k$-tree ${\sf G}_{n,k}$ that is uniformly selected from all connected $k$-trees of $(n+k)$ vertices…

概率论 · 数学 2016-05-18 Michael Drmota , Emma Yu Jin , Benedikt Stufler

We extend Edmonds' Branching Theorem to locally finite infinite digraphs. As examples of Oxley or Aharoni and Thomassen show, this cannot be done using ordinary arborescences, whose underlying graphs are trees. Instead we introduce the…

组合数学 · 数学 2020-04-06 J. Pascal Gollin , Karl Heuer

The entropy of random graph ensembles has gained widespread attention in the field of graph theory and network science. We consider microcanonical ensembles of simple graphs with prescribed degree sequences. We demonstrate that the…

统计力学 · 物理学 2023-08-28 Tatsuro Kawamoto

We study the asymptotic behaviour of uniform random maps with a prescribed face-degree sequence, in the bipartite case, as the number of faces tends to infinity. Under mild assumptions, we show that, properly rescaled, such maps converge in…

概率论 · 数学 2018-11-13 Cyril Marzouk