Equidistribution of continuous low-lying pairs of horocycles via Ratner’s theorem

We record an alternative proof of a recent joint equidistribution result of Blomer and Michel, based on Ratner’s topological rigidity theorem. This approach has the advantage of extending to non-uniform lattices.

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Main Author: Burrin, Claire
Format: Article
Language:English
Published: Académie des sciences 2025-03-01
Series:Comptes Rendus. Mathématique
Subjects:
Online Access:https://comptes-rendus.academie-sciences.fr/mathematique/articles/10.5802/crmath.693/
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author Burrin, Claire
author_facet Burrin, Claire
author_sort Burrin, Claire
collection DOAJ
description We record an alternative proof of a recent joint equidistribution result of Blomer and Michel, based on Ratner’s topological rigidity theorem. This approach has the advantage of extending to non-uniform lattices.
format Article
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institution Kabale University
issn 1778-3569
language English
publishDate 2025-03-01
publisher Académie des sciences
record_format Article
series Comptes Rendus. Mathématique
spelling doaj-art-4ab0582916f84026bed0248cf1dbfdf42025-08-20T03:58:11ZengAcadémie des sciencesComptes Rendus. Mathématique1778-35692025-03-01363G11510.5802/crmath.69310.5802/crmath.693Equidistribution of continuous low-lying pairs of horocycles via Ratner’s theoremBurrin, Claire0Institute of Mathematics, University of Zurich, SwitzerlandWe record an alternative proof of a recent joint equidistribution result of Blomer and Michel, based on Ratner’s topological rigidity theorem. This approach has the advantage of extending to non-uniform lattices.https://comptes-rendus.academie-sciences.fr/mathematique/articles/10.5802/crmath.693/Joint equidistributionmeasure classificationcommensuratorHecke operatorsmatrix coefficients
spellingShingle Burrin, Claire
Equidistribution of continuous low-lying pairs of horocycles via Ratner’s theorem
Comptes Rendus. Mathématique
Joint equidistribution
measure classification
commensurator
Hecke operators
matrix coefficients
title Equidistribution of continuous low-lying pairs of horocycles via Ratner’s theorem
title_full Equidistribution of continuous low-lying pairs of horocycles via Ratner’s theorem
title_fullStr Equidistribution of continuous low-lying pairs of horocycles via Ratner’s theorem
title_full_unstemmed Equidistribution of continuous low-lying pairs of horocycles via Ratner’s theorem
title_short Equidistribution of continuous low-lying pairs of horocycles via Ratner’s theorem
title_sort equidistribution of continuous low lying pairs of horocycles via ratner s theorem
topic Joint equidistribution
measure classification
commensurator
Hecke operators
matrix coefficients
url https://comptes-rendus.academie-sciences.fr/mathematique/articles/10.5802/crmath.693/
work_keys_str_mv AT burrinclaire equidistributionofcontinuouslowlyingpairsofhorocyclesviaratnerstheorem