An enhancement algorithm for cyclic adaptive Fourier decomposition

DOI10.1016/j.acha.2019.01.003zbMath1426.41012arXiv1803.08422OpenAlexW2962680912WikidataQ128536713 ScholiaQ128536713MaRDI QIDQ2325546

Jian-zhong Wang, Weixiong Mai, Tao Qian

Publication date: 26 September 2019

Published in: Applied and Computational Harmonic Analysis (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/1803.08422

zbMATH Keywords

Hardy spacebest rational approximationgradient descent methodBlaschke products

Mathematics Subject Classification ID

Approximation by rational functions (41A20) Numerical methods for discrete and fast Fourier transforms (65T50) Hardy spaces (30H10) Blaschke products (30J10)

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• Cyclic AFD algorithm for the best rational approximation

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