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Cusa-type inequalities for trigonometric and hyperbolic functions

Crossref DOI link: https://doi.org/10.1007/s13398-026-01836-2

Published Online: 2026-02-21

Published Print: 2026-04

Update policy: https://doi.org/10.1007/springer_crossmark_policy

Authors

Sun, Jun-Ling

Chen, Chao-Ping

Mortici, Cristinel
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Text and Data Mining valid from 2026-02-21

Version of Record valid from 2026-02-21
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Article History

Received: 27 April 2023

Accepted: 27 January 2026

First Online: 21 February 2026