Unitarity of some barycentric rational approximants

DOI10.1093/imanum/drad066MaRDI QIDQ6631427

Pranav Singh, Tobias Jawecki

Publication date: 1 November 2024

Published in: IMA Journal of Numerical Analysis (Search for Journal in Brave)

zbMATH Keywords

rational approximationexponentialunitaryLoewner matrixbarycentric formulaAAA algorithmAAA-lawson algorithm

Mathematics Subject Classification ID

Approximation by rational functions (41A20) Numerical interpolation (65D05)

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