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Endpoints of disjoint Geodesics in the directed Landscape Bates, Erik
Description
Brownian last passage percolation (LPP) has proved a fruitful arena for understanding the geometry of geodesics, or "polymers", arising in models within the Kardar--Parisi--Zhang universality class. The recent construction by Dauvergne, Ortmann, and Virág of a scaling limit for Brownian LPP---the directed landscape---offers a setting in which this understanding can be phrased in terms of fractal geometry. Moreover, the measure theoretic "content" of the directed landscape is carried by exceptional space-time points admitting disjoint geodesics. This talk will quantify, in terms of Hausdorff dimension, the size of some of these exceptional sets, thus shedding light on the landscape's rich fractal structure. (Joint work with Shirshendu Ganguly and Alan Hammond.)
Item Metadata
Title |
Endpoints of disjoint Geodesics in the directed Landscape
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Creator | |
Publisher |
Banff International Research Station for Mathematical Innovation and Discovery
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Date Issued |
2020-06-11T11:30
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Description |
Brownian last passage percolation (LPP) has proved a fruitful arena for understanding the geometry of geodesics, or "polymers", arising in models within the Kardar--Parisi--Zhang universality class. The recent construction by Dauvergne, Ortmann, and Virág of a scaling limit for Brownian LPP---the directed landscape---offers a setting in which this understanding can be phrased in terms of fractal geometry. Moreover, the measure theoretic "content" of the directed landscape is carried by exceptional space-time points admitting disjoint geodesics. This talk will quantify, in terms of Hausdorff dimension, the size of some of these exceptional sets, thus shedding light on the landscape's rich fractal structure. (Joint work with Shirshendu Ganguly and Alan Hammond.)
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Extent |
20.0 minutes
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Subject | |
Type | |
File Format |
video/mp4
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Language |
eng
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Notes |
Author affiliation: UC Berkeley
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Series | |
Date Available |
2020-12-12
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Provider |
Vancouver : University of British Columbia Library
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Rights |
Attribution-NonCommercial-NoDerivatives 4.0 International
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DOI |
10.14288/1.0395245
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URI | |
Affiliation | |
Peer Review Status |
Unreviewed
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Scholarly Level |
Researcher
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Rights URI | |
Aggregated Source Repository |
DSpace
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Item Citations and Data
Rights
Attribution-NonCommercial-NoDerivatives 4.0 International