Results 161 to 170 of about 18,585 (194)

Remarks on trigonometric inequalities

1992
We consider expansions of ((sin z)/z)m and ((sin z)/z)m / cos z in powers of sin z, which can be used to generate a sequence of two-sided inequalities for ((sin x)/x)m (m = 1, 2, 3,...).
L. Lorch, D. C. Russell
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ON INTEGRAL INEQUALITIES FOR TRIGONOMETRIC POLYNOMIALS AND THEIR DERIVATIVES

Mathematics of the USSR-Izvestiya, 1982
Die Arbeit besteht aus dem Beweis einer Reihe von Integralungleichungen für trigonometrische Polynome. Diese Sätze verallgemeinern klassische Resultate von S. N. Bernstein und A. Zygmund sowie neuere Ergebnisse, unter anderem von V. I. Ivanov, Akhiezer und Sokorozhenko, Krolov und Oswald.
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Refinements of Wilker–Huygens-Type Inequalities via Trigonometric Series

Symmetry, 2021
Gabriel Bercu
exaly  

On fuzzy fractional integral operators having exponential kernels and related certain inequalities for exponential trigonometric convex fuzzy-number valued mappings

Chaos, Solitons and Fractals, 2023
Muhammad Bilal Khan, Tareq Saeed, Hakeem A Othman   +2 more
exaly  

A Trigonometric Inequality

Journal of the London Mathematical Society, 1966
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Trigonometric Inequalities

2022
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Exponential trigonometric convex functions and Hermite-Hadamard type inequalities

Mathematica Slovaca, 2021
Mahir Kadakal, Imdat Işcan, Mohamed Jleli   +2 more
exaly  

Some New Versions of Fractional Inequalities for Exponential Trigonometric Convex Mappings via Ordered Relation on Interval-Valued Settings

Fractal and Fractional, 2023
Muhammad Bilal Khan, Adriana Catas, Najla Aloraini   +2 more
exaly  

Series representations of the remainders in the expansions for certain trigonometric functions and some related inequalities, II

Revista De La Real Academia De Ciencias Exactas, Fisicas Y Naturales - Serie A: Matematicas, 2022
Chao-Ping Chen
exaly  

83.62 A trigonometric proof of a trigonometric inequality

The Mathematical Gazette, 1999
openaire   +1 more source