数学物理学报(英文版) ›› 2025, Vol. 45 ›› Issue (4): 1619-1639.doi: 10.1007/s10473-025-0420-3

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A FORMULA OF CONDITIONAL ENTROPY FOR METRICS INDUCED BY PROBABILITY BI-SEQUENCES

M. RAHIMI*, N. BIDABADI   

  1. Department of Mathematics, Faculty of Science, University of Qom, Qom, Iran
  • 收稿日期:2023-03-07 出版日期:2025-10-10 发布日期:2025-10-10

A FORMULA OF CONDITIONAL ENTROPY FOR METRICS INDUCED BY PROBABILITY BI-SEQUENCES

M. RAHIMI*, N. BIDABADI   

  1. Department of Mathematics, Faculty of Science, University of Qom, Qom, Iran
  • Received:2023-03-07 Online:2025-10-10 Published:2025-10-10
  • Contact: *M. RAHIMI, E-mail: m10.rahimi@gmail.com
  • About author:N. BIDABADI, E-mail: n_bidabadi90@yahoo.com

摘要: Westudytheconditional entropy of topological dynamical systems using a family of metrics induced by probability bi-sequences. We present a Brin-Katok formula by replacing the mean metric by a family of metrics induced by a probability bi-sequence. We also establish the Katoks entropy formula for conditional entropy for ergodic measures in the case of the new family of metrics.

关键词: entropy, conditional entropy, probability bi-sequence

Abstract: Westudytheconditional entropy of topological dynamical systems using a family of metrics induced by probability bi-sequences. We present a Brin-Katok formula by replacing the mean metric by a family of metrics induced by a probability bi-sequence. We also establish the Katoks entropy formula for conditional entropy for ergodic measures in the case of the new family of metrics.

Key words: entropy, conditional entropy, probability bi-sequence