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Cusa–Huygens-type inequality for generalized hyperbolic functions
Cusa–Huygens-type conjecture. The displayed inequality holds for every $p\in(2,\infty)$ and every $x\in(0,\pi_p/2)$ . This is part of a sequence of Cusa–Huygens-type inequalities fo…
Conjectureopengeneralized-trigonometric-functions hyperbolic-functions inequalitiesarXiv posted 2 days ago

Cusa–Huygens-type inequality for generalized hyperbolic functions