Krylov complexity of density matrix operators

Abstract Quantifying complexity in quantum systems has witnessed a surge of interest in recent years, with Krylov-based measures such as Krylov complexity (C K ) and Spread complexity (C S ) gaining prominence. In this study, we investigate their interplay by considering the complexity of states rep...

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Bibliographic Details
Main Authors: Pawel Caputa, Hyun-Sik Jeong, Sinong Liu, Juan F. Pedraza, Le-Chen Qu
Format: Article
Language:English
Published: SpringerOpen 2024-05-01
Series:Journal of High Energy Physics
Subjects:
Online Access:https://doi.org/10.1007/JHEP05(2024)337