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Bibliographic Details
Main Authors: Perinotti, Paolo, Tosini, Alessandro, Vaglini, Leonardo
Format: Preprint
Published: 2023
Subjects:
Online Access:https://arxiv.org/abs/2302.01651
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Table of Contents:
  • We address the problem of quantifying the information content of a source for an arbitrary information theory, where the information content is defined in terms of the asymptotic achievable compression rate. The functions that solve this problem in classical and quantum theory are Shannon's and von Neumann's entropy, respectively. However, in a general information theory there are three different functions that extend the notion of entropy, and this opens the question as to whether any of them can universally play the role of the quantifier for the information content. Here we answer the question in the negative, by evaluating the information content as well as the various entropic functions in a toy theory called Bilocal Classical Theory.