Pijeira-Cabrera, Héctor; Decalo-Salgado, Laura; Pérez-Yzquierdo, Ignacio Hessenberg-Sobolev matrices and Favard type theorem. (English) Zbl 1504.42081 Bull. Malays. Math. Sci. Soc. (2) 46, No. 1, Paper No. 40, 19 p. (2023). MSC: 42C05 33C47 44A60 30E05 11B37 47B35 PDFBibTeX XMLCite \textit{H. Pijeira-Cabrera} et al., Bull. Malays. Math. Sci. Soc. (2) 46, No. 1, Paper No. 40, 19 p. (2023; Zbl 1504.42081) Full Text: DOI arXiv
Díaz-González, Abel; Pijeira-Cabrera, Héctor; Quintero-Roba, Javier Polynomials of least deviation from zero in Sobolev \(p\)-norm. (English) Zbl 1489.30003 Bull. Malays. Math. Sci. Soc. (2) 45, No. 2, 889-912 (2022). Reviewer: Marcel G. de Bruin (Heemstede) MSC: 30C10 30C15 PDFBibTeX XMLCite \textit{A. Díaz-González} et al., Bull. Malays. Math. Sci. Soc. (2) 45, No. 2, 889--912 (2022; Zbl 1489.30003) Full Text: DOI arXiv
Díaz-González, Abel; Marcellán, Francisco; Pijeira-Cabrera, Héctor; Urbina, Wilfredo Discrete-continuous Jacobi-Sobolev spaces and Fourier series. (English) Zbl 1462.42047 Bull. Malays. Math. Sci. Soc. (2) 44, No. 2, 571-598 (2021). MSC: 42C10 42C05 33C45 42A20 46E35 PDFBibTeX XMLCite \textit{A. Díaz-González} et al., Bull. Malays. Math. Sci. Soc. (2) 44, No. 2, 571--598 (2021; Zbl 1462.42047) Full Text: DOI arXiv
Pijeira-Cabrera, Hector; Rivero-Castillo, Daniel Iterated integrals of Jacobi polynomials. (English) Zbl 1443.33024 Bull. Malays. Math. Sci. Soc. (2) 43, No. 3, 2745-2756 (2020). Reviewer: István Mező (Debrecen) MSC: 33C45 30C15 30E15 42C05 PDFBibTeX XMLCite \textit{H. Pijeira-Cabrera} and \textit{D. Rivero-Castillo}, Bull. Malays. Math. Sci. Soc. (2) 43, No. 3, 2745--2756 (2020; Zbl 1443.33024) Full Text: DOI Link