Publications associées (8)

On distributional autoregression and iterated transportation

Victor Panaretos, Laya Ghodrati

We consider the problem of defining and fitting models of autoregressive time series of probability distributions on a compact interval of Double-struck capital R. An order-1 autoregressive model in this context is to be understood as a Markov chain, where ...
Hoboken2024

Moments of the number of points in a bounded set for number field lattices

Maryna Viazovska, Nihar Prakash Gargava, Vlad Serban

We examine the moments of the number of lattice points in a fixed ball of volume VV for lattices in Euclidean space which are modules over the ring of integers of a number field KK. In particular, denoting by ωKω_K the number of roots of unity in KK, we ...
arXiv2023

A decomposition of multicorrelation sequences for commuting transformations along primes

Florian Karl Richter

A decomposition of multicorrelation sequences for commuting transformations along primes, Discrete Analysis 2021:4, 27 pp. Szemerédi's theorem asserts that for every positive integer kk and every δ>0\delta>0 there exists nn such that every subset of ${1, ...
2021

A new elementary proof of the Prime Number Theorem

Florian Karl Richter

Let Ω(n)\Omega(n) denote the number of prime factors of nn. We show that for any bounded f ⁣:NCf\colon\mathbb{N}\to\mathbb{C} one has [ \frac{1}{N}\sum_{n=1}^N, f(\Omega(n)+1)=\frac{1}{N}\sum_{n=1}^N, f(\Omega(n))+\mathrm{o}_{N\to\infty}(1). ] This yields a ...
2021

Multiple ergodic averages along functions from a Hardy field: convergence, recurrence and combinatorial applications

Florian Karl Richter

We obtain new results pertaining to convergence and recurrence of multiple ergodic averages along functions from a Hardy field. Among other things, we confirm some of the conjectures posed by Frantzikinakis in [Fra10; Fra16] and obtain combinatorial applic ...
2020

Multiplicative combinatorial properties of return time sets in minimal dynamical systems

Florian Karl Richter

We investigate the relationship between the dynamical properties of minimal topological dynamical systems and the multiplicative combinatorial properties of return time sets arising from those systems. In particular, we prove t ...
2019

A generalization of Kátai's orthogonality criterion with applications

Florian Karl Richter

We study properties of arithmetic sets coming from multiplicative number theory and obtain applications in the theory of uniform distribution and ergodic theory. Our main theorem is a generalization of Kátai's orthogonality cri ...
2019

On the Hodge decomposition in $\mathbb{R}^n$

Marc Troyanov

We prove a version of the LpL^p hodge decomposition for differential forms in Euclidean space and a generalization to the class of Lizorkin currents. We also compute the LqpL_{qp}-cohomology of Rn\mathbb{R}^n. ...
2009

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