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sine function

2 articles

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Article Title Journal Published
MIA-23-62 Identities and inequalities for the cosine and sine functions
Iosif Pinelis
MIA
Mathematical Inequalities & Applications
Volume 23, Issue 2
04/2020
JMI-06-63 A simple proof of Oppenheim's double inequality relating to the cosine and sine functions
Feng Qi, Qiu-Ming Luo, Bai-Ni Guo
JMI
Journal of Mathematical Inequalities
Volume 6, Issue 4
12/2012