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Classification and statistics of cut-and-project sets

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Virtualconference
Authors : Weiss, Barak (Author of the conference)
CIRM (Publisher )

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Abstract : We introduce a class of so-called "Ratner-Marklof-Strombergsson measures". These are probability measures supported on cut-and-project sets in Euclidean space of dimension d>1 which are invariant and ergodic for the action of the groups ASL_d(R) or SL_d(R) (affine or linear maps preserving orientation and volume). We classify the measures that can arise in terms of algebraic groups and homogeneous dynamics. Using the classification, we prove analogues of results of Siegel, Weil and Rogers about a Siegel summation formula and identities and bounds involving higher moments. We deduce results about asymptotics, with error estimates, of point-counting and patchcounting for typical cut-and-project sets. Joint work with Rene Ruehr and Yotam Smilansky.

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    Information on the Video

    Film maker : Hennenfent, Guillaume
    Language : English
    Available date : 01/12/2020
    Conference Date : 23/11/2020
    Subseries : Research talks
    arXiv category : Dynamical Systems
    Mathematical Area(s) : Number Theory ; Mathematical Physics ; Probability & Statistics ; Dynamical Systems & ODE
    Format : MP4 (.mp4) - HD
    Video Time : 00:49:22
    Targeted Audience : Researchers
    Download : https://videos.cirm-math.fr/2020-11-23_Barak Weiss.mp4

Information on the Event

Event Title : Jean-Morlet Chair 2020 - Conference: Diophantine Problems, Determinism and Randomness / Chaire Jean-Morlet 2020 - Conférence : Problèmes diophantiens, déterminisme et aléatoire
Event Organizers : Rivat, Joël ; Tichy, Robert
Dates : 23/11/2020 - 27/11/2020
Event Year : 2020
Event URL : https://www.chairejeanmorlet.com/2256.html

Citation Data

DOI : 10.24350/CIRM.V.19690003
Cite this video as: Weiss, Barak (2020). Classification and statistics of cut-and-project sets. CIRM. Audiovisual resource. doi:10.24350/CIRM.V.19690003
URI : http://dx.doi.org/10.24350/CIRM.V.19690003

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