Title of article
Comparison of the best approximation of holomorphic functions from Hardy space
Author/Authors
Abdullayev ، F. G. Mersin University , Savchuk ، V. V. Institute of Mathematics of NAS of Ukraine , Simsek ، D. Kyrgyz--Turkish Manas University
Pages
8
From page
412
To page
419
Abstract
We compare the best approximations of holomorphic functions in the Hardy space H^1 by algebraic polynomials and trigonometric polynomials. Particulary, we establish a class of functions f ∈ H^1 for which the best trigonometric approximation incide with the best algebraic approximation.
Keywords
Best approximation , Hardy space , non , negative trigonometric polynomials
Journal title
Journal of Nonlinear Science and Applications
Serial Year
2019
Journal title
Journal of Nonlinear Science and Applications
Record number
2477083
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