On a Problem of Best Uniform Approximation and a Polynomial Inequality of Visser

• Autorzy: M. A. Qazi
• Języki publikacji: EN

Abstrakty

EN

In this paper, a generalization of a result on the uniform best approximation of α cos nx + β sin nx by trigonometric polynomials of degree less than n is considered and its relationship with a well-known polynomial inequality of C. Visser is indicated.

Kategorie tematyczne

• 42A75: Classical almost periodic functions, mean periodic functions
• 42A10: Trigonometric approximation
• 30D15: Special classes of entire functions and growth estimates
• 42A05: Trigonometric polynomials, inequalities, extremal problems

• Wydawca: Institute of Mathematics Polish Academy of Sciences
• Czasopismo: Bulletin of the Polish Academy of Sciences. Mathematics
• Rocznik: 2014
• Tom: 62
• Numer: 1
• Strony: 43-48

Daty

wydano

2014

Twórcy

autor

M. A. Qazi

• Department of Mathematics, Tuskegee University, Tuskegee, AL 36088, U.S.A.

Identyfikatory

DOI

10.4064/ba62-1-5