On Baica's trigonometric identity

DOI10.1155/S0161171289000165zbMath0675.42002MaRDI QIDQ1122086

Robert J. Gregorac

Publication date: 1989

Published in: International Journal of Mathematics and Mathematical Sciences (Search for Journal in Brave)

Full work available at URL: https://eudml.org/doc/46387

zbMATH Keywords

Chebyshev polynomialstrigonometric identities

Mathematics Subject Classification ID

Best approximation, Chebyshev systems (41A50) Trigonometric polynomials, inequalities, extremal problems (42A05)

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