Three-Parameter Logarithm and Entropy

A three-parameter logarithmic function is derived using the notion of q-analogue and ansatz technique. The derived three-parameter logarithm is shown to be a generalization of the two-parameter logarithmic function of Schwämmle and Tsallis as the latter is the limiting function of the former as the...

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Main Authors: Cristina B. Corcino, Roberto B. Corcino
Format: Article
Language:English
Published: Wiley 2020-01-01
Series:Journal of Function Spaces
Online Access:http://dx.doi.org/10.1155/2020/9791789
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author Cristina B. Corcino
Roberto B. Corcino
author_facet Cristina B. Corcino
Roberto B. Corcino
author_sort Cristina B. Corcino
collection DOAJ
description A three-parameter logarithmic function is derived using the notion of q-analogue and ansatz technique. The derived three-parameter logarithm is shown to be a generalization of the two-parameter logarithmic function of Schwämmle and Tsallis as the latter is the limiting function of the former as the added parameter goes to 1. The inverse of the three-parameter logarithm and other important properties are also proved. A three-parameter entropic function is then defined and is shown to be analytic and hence Lesche-stable, concave, and convex in some ranges of the parameters.
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spelling doaj-art-f139c11ddd574285892acba3cbbc9ee32025-02-03T06:46:58ZengWileyJournal of Function Spaces2314-88962314-88882020-01-01202010.1155/2020/97917899791789Three-Parameter Logarithm and EntropyCristina B. Corcino0Roberto B. Corcino1Research Institute for Computational Mathematics and Physics, Cebu Normal University, Cebu City, PhilippinesResearch Institute for Computational Mathematics and Physics, Cebu Normal University, Cebu City, PhilippinesA three-parameter logarithmic function is derived using the notion of q-analogue and ansatz technique. The derived three-parameter logarithm is shown to be a generalization of the two-parameter logarithmic function of Schwämmle and Tsallis as the latter is the limiting function of the former as the added parameter goes to 1. The inverse of the three-parameter logarithm and other important properties are also proved. A three-parameter entropic function is then defined and is shown to be analytic and hence Lesche-stable, concave, and convex in some ranges of the parameters.http://dx.doi.org/10.1155/2020/9791789
spellingShingle Cristina B. Corcino
Roberto B. Corcino
Three-Parameter Logarithm and Entropy
Journal of Function Spaces
title Three-Parameter Logarithm and Entropy
title_full Three-Parameter Logarithm and Entropy
title_fullStr Three-Parameter Logarithm and Entropy
title_full_unstemmed Three-Parameter Logarithm and Entropy
title_short Three-Parameter Logarithm and Entropy
title_sort three parameter logarithm and entropy
url http://dx.doi.org/10.1155/2020/9791789
work_keys_str_mv AT cristinabcorcino threeparameterlogarithmandentropy
AT robertobcorcino threeparameterlogarithmandentropy