Startseite Optimal bounds for the sine and hyperbolic tangent means II
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Optimal bounds for the sine and hyperbolic tangent means II

  • Monika Nowicka ORCID logo und Alfred Witkowski ORCID logo EMAIL logo
Veröffentlicht/Copyright: 19. Dezember 2020

Abstract

We provide the optimal bounds for the sine and hyperbolic tangent means in terms of various weighted means of the arithmetic and the contraharmonic means.

MSC 2010: 26D15

References

[1] G. D. Anderson, M. K. Vamanamurthy and M. K. Vourinen, Conformal Invariants, Inequalities, and Quasiconformal Maps, Canad. Math. Soc. Ser. Monogr. Adv. Texts, John Wiley & Sons, New Yorks, 1997. Suche in Google Scholar

[2] I. Lazarević, Certain inequalities with hyperbolic functions (in Serbo-Croatian), Univ. Beograd. Publ. Elektrotehn. Fak. Ser. Mat. Fiz. 159–170 (1966), 41–48. Suche in Google Scholar

[3] M. Nowicka and A. Witkowski, Optimal bounds for the sine and hyperbolic tangent means, Punjab Univ. J. Math. (Lahore) 52 (2020), no. 5, 77–88. 10.1007/s00010-020-00705-6Suche in Google Scholar

[4] A. Witkowski, On Seiffert-like means, J. Math. Inequal. 9 (2015), no. 4, 1071–1092. 10.7153/jmi-09-83Suche in Google Scholar

Received: 2019-11-01
Revised: 2020-01-05
Accepted: 2020-04-24
Published Online: 2020-12-19
Published in Print: 2021-06-01

© 2020 Walter de Gruyter GmbH, Berlin/Boston

Heruntergeladen am 30.9.2025 von https://www.degruyterbrill.com/document/doi/10.1515/jaa-2020-2032/html
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