Symmetries of quantum evolutions

A cornerstone of quantum mechanics is the characterization of symmetries provided by Wigner's theorem. Wigner's theorem establishes that every symmetry of the quantum state space must be either a unitary transformation or an antiunitary transformation. Here we extend Wigner's theorem...

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Bibliographic Details
Main Authors: Giulio Chiribella, Erik Aurell, Karol Życzkowski
Format: Article
Language:English
Published: American Physical Society 2021-07-01
Series:Physical Review Research
Online Access:http://doi.org/10.1103/PhysRevResearch.3.033028