Šťovíček, Pavel A family of orthogonal polynomials corresponding to Jacobi matrices with a trace class inverse. (English) Zbl 1511.33008 J. Approx. Theory 279, Article ID 105769, 22 p. (2022). MSC: 33C47 33D45 47B36 PDFBibTeX XMLCite \textit{P. Šťovíček}, J. Approx. Theory 279, Article ID 105769, 22 p. (2022; Zbl 1511.33008) Full Text: DOI arXiv
Van Assche, Walter Chebyshev polynomials in the 16th century. (English) Zbl 1505.33007 J. Approx. Theory 279, Article ID 105767, 15 p. (2022). MSC: 33C45 01A40 01A45 42C05 PDFBibTeX XMLCite \textit{W. Van Assche}, J. Approx. Theory 279, Article ID 105767, 15 p. (2022; Zbl 1505.33007) Full Text: DOI arXiv
Guella, J. C. On Gaussian kernels on Hilbert spaces and kernels on hyperbolic spaces. (English) Zbl 1489.42004 J. Approx. Theory 279, Article ID 105765, 36 p. (2022). MSC: 42A82 43A35 46E22 PDFBibTeX XMLCite \textit{J. C. Guella}, J. Approx. Theory 279, Article ID 105765, 36 p. (2022; Zbl 1489.42004) Full Text: DOI arXiv
Nguyen, Van Dung; Nguyen, Van Kien; Sickel, Winfried \(s\)-numbers of embeddings of weighted Wiener algebras. (English) Zbl 1504.41034 J. Approx. Theory 279, Article ID 105745, 26 p. (2022). MSC: 41A46 42B05 47B06 PDFBibTeX XMLCite \textit{V. D. Nguyen} et al., J. Approx. Theory 279, Article ID 105745, 26 p. (2022; Zbl 1504.41034) Full Text: DOI arXiv