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We prove that if a unimodular random graph is almost surely planar and has finite expected degree, then it has a combinatorial embedding into the plane which is also unimodular. This implies the claim in the title immediately by a theorem…

Probability · Mathematics 2025-02-14 Adam Timar

We consider random dynamical systems on manifolds modeled by a skew product which have certain geometric properties and whose measures satisfy quenched decay of correlations at a sufficient rate. We prove that the limiting distribution for…

Dynamical Systems · Mathematics 2019-10-03 Nicolai Haydn , Jerome Rousseau , Fan Yang

Let $\rho_\Sigma=h(|z|^2)$ be a metric in a Riemann surface $\Sigma$, where $h$ is a positive real function. Let $\mathcal H_{r_1}=\{w=f(z)\}$ be the family of univalent $\rho_\Sigma$ harmonic mapping of the Euclidean annulus…

Complex Variables · Mathematics 2015-03-13 David Kalaj

A Riemann surface $X$ is parabolic if and only if the geodesic flow (for the hyperbolic metric) on the unit tangent bundle of $X$ is ergodic. Consider a Riemann surface $X$ with a single topological end and a sequence $\alpha_n$ of pairwise…

Dynamical Systems · Mathematics 2024-10-15 Hrant Hakobyan , Michael Pandazis , Dragomir Saric

Nonintersecting Brownian bridges on the unit circle form a determinantal stochastic process exhibiting random matrix statistics for large numbers of walkers. We investigate the effect of adding a drift term to walkers on the circle…

Probability · Mathematics 2017-07-25 Robert Buckingham , Karl Liechty

We analyze a real one-parameter family of quasiconformal deformations of a hyperbolic rational map known as {\em spinning}. We show that under fairly general hypotheses, the limit of spinning either exists and is unique, or else converges…

Dynamical Systems · Mathematics 2016-09-07 Kevin M. Pilgrim , Tan Lei

Aldous and Pitman (1994) studied asymptotic distributions, as n tends to infinity, of various functionals of a uniform random mapping of a set of n elements, by constructing a mapping-walk and showing these mapping-walks converge weakly to…

Probability · Mathematics 2007-05-23 David Aldous , Jim Pitman

A local description of the non-flat infinitesimally bendable Euclidean hypersurfaces was recently given by Dajczer and Vlachos \cite{DaVl}. From their classification, it follows that there is an abundance of infinitesimally bendable…

Differential Geometry · Mathematics 2017-06-30 Miguel Ibieta Jimenez

We prove the convergence of the spectrum of the generator of the kinetic Brownian motion to the spectrum of the base Laplacian for closed Riemannian manifolds. This generalizes recent work of Kolb--Weich--Wolf [arXiv:2011.06434] on constant…

Spectral Theory · Mathematics 2023-02-03 Qiuyu Ren , Zhongkai Tao

A pathwise construction of discontinuous Brownian motions on metric graphs is given for every possible set of non-local Feller-Wentzell boundary conditions. This construction is achieved by locally decomposing the metric graphs into star…

Probability · Mathematics 2018-05-29 Florian Werner

In this paper, we construct scaling limits of some branching random walks in random environment whose off-spring distributions have infinite variance. The Laplace functional of the obtained random measure is given by a non-linear PAM, whose…

Probability · Mathematics 2023-09-19 Ruhong Jin

We consider planar skew Brownian motion (BM) across pre-fractal Koch interfaces $\partial \Omega^n$ and moving on $\overline{\Omega^n} \cup \Sigma^n= \Omega^n_\varepsilon$. We study the asymptotic behaviour of the corresponding…

Probability · Mathematics 2016-10-03 Raffaela Capitanelli , Mirko D'Ovidio

We study Bernoulli percolations on random lattices of the half-plane obtained as local limit of uniform planar triangulations or quadrangulations. Using the characteristic spatial Markov property or peeling process of these random lattices…

Probability · Mathematics 2013-01-23 Omer Angel , Nicolas Curien

A method is presented for constructing closed surfaces out of Euclidean polygons with infinitely many segment identifications along the boundary. The metric on the quotient is identified. A sufficient condition is presented which guarantees…

Dynamical Systems · Mathematics 2014-11-11 André de Carvalho , Toby Hall

Let X be an infinite Riemann surface with an upper-bounded geodesic pants decomposition. The vertices of the corresponding dual graph G are pairs of pants and edges are cuffs with conductances equal to their lengths. We prove that the…

Dynamical Systems · Mathematics 2026-05-06 Charles Bordenave , Xinlong Dong , Dragomir Šarić

With the help of hyper-ideal circle pattern theory, we have developed a discrete version of the classical uniformization theorems for surfaces represented as finite branched covers over the Riemann sphere as well as compact polyhedral…

Metric Geometry · Mathematics 2017-08-25 Alexander Bobenko , Nikolay Dimitrov , Stefan Sechelmann

We study the structure of a uniformly randomly chosen partial order of width 2 on n elements. We show that under the appropriate scaling, the number of incomparable elements converges to the height of a one dimensional Brownian excursion at…

Probability · Mathematics 2013-06-24 Nayantara Bhatnagar , Nick Crawford , Elchanan Mossel , Arnab Sen

It is well known that a ramified holomorphic covering of a closed unitary disc by another such a disc is given by a finite Blaschke product. The inverse is also true. In this note we give an explicit description of holomorphic ramified…

Complex Variables · Mathematics 2020-01-22 Andrei Bogatyrev

Consider a unimodular random planar map (URM) with an invariant ergodic percolation having infinite primal and dual clusters. We say that there is half-plane coexistence if both the percolation and its dual have infinite clusters when…

Probability · Mathematics 2026-03-17 Ádám Timár

Kenyon, Miller, Sheffield, and Wilson (2015) showed how to encode a random bipolar-oriented planar map by means of a random walk with a certain step size distribution. Using this encoding together with the mating-of-trees construction of…

Probability · Mathematics 2025-11-07 Ewain Gwynne , Nina Holden , Xin Sun