论文标题

评论“黑洞熵:近距离外观”

Comment on "Black Hole Entropy: A Closer Look"

论文作者

Pessoa, Pedro, Costa, Bruno Arderucio

论文摘要

在最近的一篇论文[熵2020,22(1),17] C. tsallis指出,熵(如香农(Shannon)或库尔贝克(Kullback-Leiber)的定义)不足以解释黑洞的熵,并暗示新的非增强功能应扮演熵的作用。在这里,我们通过解释了扩张性和添加性的特性之间的重要区别来反驳,后者对于熵是基础,而前者是特定热力学系统的特性,而黑洞对黑洞没有预期。我们还指出了他对黑洞熵的分析中其他有争议的陈述。

In a recent paper [Entropy 2020, 22(1), 17] C. Tsallis states that entropy -- as in Shannon's or Kullback-Leiber's definitions -- is inadequate to interpret black hole entropy and suggests that a new non-additive functional should take the role of entropy. Here we counter argue by explaining the important distinction between the properties of extensivity and additivity, the latter is fundamental for entropy while the former is a property of particular thermodynamical systems that is not expected on black holes. We also point out other debatable statements in his analysis of black hole entropy.

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