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, A.; López Lagomasino, G.; Pijeira Cabrera, H. Asymptotic zero distribution for a class of extremal polynomials. (English) Zbl 1465.42001 Bull. Math. Sci. 11, No. 1, Article ID 1950019, 18 p. (2021). MSC: 42A05 42C05 30C15 26C05 26C10 33C47 PDFBibTeX XMLCite \textit{A. Díaz González} et al., Bull. Math. Sci. 11, No. 1, Article ID 1950019, 18 p. (2021; Zbl 1465.42001) Full Text: DOI
Díaz-González, Abel; Pijeira-Cabrera, Héctor; Pérez-Yzquierdo, Ignacio Rational approximation and Sobolev-type orthogonality. (English) Zbl 1452.41006 J. Approx. Theory 260, Article ID 105481, 19 p. (2020). Reviewer: Francisco Marcellán (Leganes) MSC: 41A20 30E10 33C47 42C05 PDFBibTeX XMLCite \textit{A. Díaz-González} et al., J. Approx. Theory 260, Article ID 105481, 19 p. (2020; Zbl 1452.41006) Full Text: DOI arXiv
Bello-Hernández, Manuel; Pijeira-Cabrera, Héctor; Rivero-Castillo, Daniel Iterated integrals and Borwein-Chen-Dilcher polynomials. (English) Zbl 1481.33009 Mediterr. J. Math. 17, No. 5, Paper No. 148, 19 p. (2020). MSC: 33C47 30C10 30C15 30E15 42C05 PDFBibTeX XMLCite \textit{M. Bello-Hernández} et al., Mediterr. J. Math. 17, No. 5, Paper No. 148, 19 p. (2020; Zbl 1481.33009) 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
Kim, H. K.; Kwon, K. H.; Littlejohn, L. L.; Yoon, G. J. Diagonalizability and symmetrizability of Sobolev-type bilinear forms: a combinatorial approach. (English) Zbl 1300.05321 Linear Algebra Appl. 460, 111-124 (2014). MSC: 05E10 11E39 30E05 33C45 PDFBibTeX XMLCite \textit{H. K. Kim} et al., Linear Algebra Appl. 460, 111--124 (2014; Zbl 1300.05321) Full Text: DOI
Díaz Mendoza, C.; Orive, Ramon; Pijeira Cabrera, H. Asymptotically extremal polynomials with respect to varying weights and application to Sobolev orthogonality. (English) Zbl 1155.33006 J. Math. Anal. Appl. 346, No. 2, 480-488 (2008). Reviewer: Vladimir L. Makarov (Kyïv) MSC: 33C45 41A10 30C10 30C15 PDFBibTeX XMLCite \textit{C. Díaz Mendoza} et al., J. Math. Anal. Appl. 346, No. 2, 480--488 (2008; Zbl 1155.33006) Full Text: DOI Link
López Lagomasino, G.; Pérez Izquierdo, I.; Pijeira Cabrera, H. Asymptotic of extremal polynomials in the complex plane. (English) Zbl 1084.30043 J. Approximation Theory 137, No. 2, 226-237 (2005). Reviewer: Francisco Perez Acosta (La Laguna) MSC: 30E15 41A60 PDFBibTeX XMLCite \textit{G. López Lagomasino} et al., J. Approx. Theory 137, No. 2, 226--237 (2005; Zbl 1084.30043) Full Text: DOI Link
Duran, A. J.; Saff, E. B. Zero location for nonstandard orthogonal polynomials. (English) Zbl 1011.42013 J. Approximation Theory 113, No. 1, 127-141 (2001). Reviewer: Marcel G.de Bruin (Delft) MSC: 42C05 30C15 PDFBibTeX XMLCite \textit{A. J. Duran} and \textit{E. B. Saff}, J. Approx. Theory 113, No. 1, 127--141 (2001; Zbl 1011.42013) Full Text: DOI Link
Aptekarev, A.; Berriochoa, E.; Cachafeiro, A. Strong asymptotics for the continuous Sobolev orthogonal polynomials on the unit circle. (English) Zbl 0934.42017 J. Approximation Theory 100, No. 2, 381-391 (1999). Reviewer: Wiesław Pleśniak (Kraków) MSC: 42C05 30C45 PDFBibTeX XMLCite \textit{A. Aptekarev} et al., J. Approx. Theory 100, No. 2, 381--391 (1999; Zbl 0934.42017) Full Text: DOI