Extensivity and nonextensivity of two-parameter entropies

S. Asgarani and B. Mirza

Physica A: Statistical Mechanics and its Applications, 2007, vol. 377, issue 1, 58-66

Abstract: In this paper, we investigate two-parameter entropies and obtain some conditions for their extensivity. By using a generalized (k,r)-product, correlations for subsystems are related to the joint probabilities, so that the entropy remains extensive.

Keywords: Nonextensive statistical mechanics; Two-parameter entropies; Correlated systems (search for similar items in EconPapers)
Date: 2007
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Persistent link: https://EconPapers.repec.org/RePEc:eee:phsmap:v:377:y:2007:i:1:p:58-66

DOI: 10.1016/j.physa.2006.10.100

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