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Pseudohyperbolic distance and n-best rational approximation in H^2 space
  • YB Wang,
  • Tao Qian
YB Wang
Wuhan Textile University

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Tao Qian
Macau University of Science and Technology
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Through reducing the problem to rational orthogonal system (Takenaka-Malmquist system), this note gives a proof for existence of n-best rational approximation to functions in the Hardy H^2(D) space by using pseudohyperbolic distance.
25 Nov 2020Submitted to Mathematical Methods in the Applied Sciences
25 Nov 2020Assigned to Editor
25 Nov 2020Submission Checks Completed
27 Nov 2020Reviewer(s) Assigned
23 Dec 2020Review(s) Completed, Editorial Evaluation Pending
28 Dec 2020Editorial Decision: Accept