Sun, Zheng Jie; Zhu, Ling Simple proofs of the Cusa-Huygens-type and Becker-Stark-type inequalities. (English) Zbl 1298.26089 J. Math. Inequal. 7, No. 4, 563-567 (2013). Cited in 1 ReviewCited in 21 Documents MSC: 26D20 Other analytical inequalities Keywords:circular functions; Cusa-Huygens-type inequalities; Becker-Stark-type inequalities PDF BibTeX XML Cite \textit{Z. J. Sun} and \textit{L. Zhu}, J. Math. Inequal. 7, No. 4, 563--567 (2013; Zbl 1298.26089) Full Text: DOI Link OpenURL