Quantum Extremal Surfaces and the Holographic Entropy Cone

Abstract Quantum states with geometric duals are known to satisfy a stricter set of entropy inequalities than those obeyed by general quantum systems. The set of allowed entropies derived using the Ryu-Takayanagi (RT) formula defines the Holographic Entropy Cone (HEC). These inequalities are no long...

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Main Authors: Chris Akers, Sergio Hernández-Cuenca, Pratik Rath
Format: Article
Language:English
Published: SpringerOpen 2021-11-01
Series:Journal of High Energy Physics
Subjects:
Online Access:https://doi.org/10.1007/JHEP11(2021)177
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author Chris Akers
Sergio Hernández-Cuenca
Pratik Rath
author_facet Chris Akers
Sergio Hernández-Cuenca
Pratik Rath
author_sort Chris Akers
collection DOAJ
description Abstract Quantum states with geometric duals are known to satisfy a stricter set of entropy inequalities than those obeyed by general quantum systems. The set of allowed entropies derived using the Ryu-Takayanagi (RT) formula defines the Holographic Entropy Cone (HEC). These inequalities are no longer satisfied once general quantum corrections are included by employing the Quantum Extremal Surface (QES) prescription. Nevertheless, the structure of the QES formula allows for a controlled study of how quantum contributions from bulk entropies interplay with HEC inequalities. In this paper, we initiate an exploration of this problem by relating bulk entropy constraints to boundary entropy inequalities. In particular, we show that requiring the bulk entropies to satisfy the HEC implies that the boundary entropies also satisfy the HEC. Further, we also show that requiring the bulk entropies to obey monogamy of mutual information (MMI) implies the boundary entropies also obey MMI.
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spelling doaj.art-d3e52f70af4d4f0190d4388b8f1775dd2022-12-21T21:52:26ZengSpringerOpenJournal of High Energy Physics1029-84792021-11-0120211112910.1007/JHEP11(2021)177Quantum Extremal Surfaces and the Holographic Entropy ConeChris Akers0Sergio Hernández-Cuenca1Pratik Rath2Center for Theoretical Physics, Massachusetts Institute of TechnologyDepartment of Physics, University of CaliforniaDepartment of Physics, University of CaliforniaAbstract Quantum states with geometric duals are known to satisfy a stricter set of entropy inequalities than those obeyed by general quantum systems. The set of allowed entropies derived using the Ryu-Takayanagi (RT) formula defines the Holographic Entropy Cone (HEC). These inequalities are no longer satisfied once general quantum corrections are included by employing the Quantum Extremal Surface (QES) prescription. Nevertheless, the structure of the QES formula allows for a controlled study of how quantum contributions from bulk entropies interplay with HEC inequalities. In this paper, we initiate an exploration of this problem by relating bulk entropy constraints to boundary entropy inequalities. In particular, we show that requiring the bulk entropies to satisfy the HEC implies that the boundary entropies also satisfy the HEC. Further, we also show that requiring the bulk entropies to obey monogamy of mutual information (MMI) implies the boundary entropies also obey MMI.https://doi.org/10.1007/JHEP11(2021)177AdS-CFT CorrespondenceGauge-gravity correspondence
spellingShingle Chris Akers
Sergio Hernández-Cuenca
Pratik Rath
Quantum Extremal Surfaces and the Holographic Entropy Cone
Journal of High Energy Physics
AdS-CFT Correspondence
Gauge-gravity correspondence
title Quantum Extremal Surfaces and the Holographic Entropy Cone
title_full Quantum Extremal Surfaces and the Holographic Entropy Cone
title_fullStr Quantum Extremal Surfaces and the Holographic Entropy Cone
title_full_unstemmed Quantum Extremal Surfaces and the Holographic Entropy Cone
title_short Quantum Extremal Surfaces and the Holographic Entropy Cone
title_sort quantum extremal surfaces and the holographic entropy cone
topic AdS-CFT Correspondence
Gauge-gravity correspondence
url https://doi.org/10.1007/JHEP11(2021)177
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