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An exact inequality for the derivative of a trigonometric polynomial having only real zeros

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Publication:1821286
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DOI10.1007/BF01170244zbMath0616.42001MaRDI QIDQ1821286

S. A. Pichugov, Vladislav F. Babenko

Publication date: 1986

Published in: Mathematical Notes (Search for Journal in Brave)


zbMATH Keywords

trigonometric polynomial


Mathematics Subject Classification ID

Trigonometric polynomials, inequalities, extremal problems (42A05)


Related Items (4)

Some remarks on Turán's inequality. III: The completion ⋮ On the reverse Dzyadyk inequality for polynomials with zeros on a closed interval ⋮ Turán-Erőd type converse Markov inequalities on general convex domains of the plane in the boundary \(L^q\) norm ⋮ Some remarks on Turán's inequality




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