An, Congpei; Wu, Hao-Ning Is hyperinterpolation efficient in the approximation of singular and oscillatory functions? (English) Zbl 07818438 J. Approx. Theory 299, Article ID 106013, 23 p. (2024). MSC: 41-XX 42-XX 65D32 41A10 41A55 PDFBibTeX XMLCite \textit{C. An} and \textit{H.-N. Wu}, J. Approx. Theory 299, Article ID 106013, 23 p. (2024; Zbl 07818438) Full Text: DOI arXiv
Trefethen, Lloyd N. Spectacularly large expansion coefficients in Müntz’s theorem. (English) Zbl 1512.41007 Matematica 2, No. 1, 31-36 (2023). Reviewer: Zoltán Finta (Cluj-Napoca) MSC: 41A10 42C30 PDFBibTeX XMLCite \textit{L. N. Trefethen}, Matematica 2, No. 1, 31--36 (2023; Zbl 1512.41007) Full Text: DOI arXiv
Derevianko, Nadiia; Plonka, Gerlind; Razavi, Raha ESPRIT versus ESPIRA for reconstruction of short cosine sums and its application. (English) Zbl 07644397 Numer. Algorithms 92, No. 1, 437-470 (2023). MSC: 65-XX 41A20 42A16 42C15 65D15 94A12 PDFBibTeX XMLCite \textit{N. Derevianko} et al., Numer. Algorithms 92, No. 1, 437--470 (2023; Zbl 07644397) Full Text: DOI arXiv
Marx, Swann; Pauwels, Edouard; Weisser, Tillmann; Henrion, Didier; Lasserre, Jean Bernard Semi-algebraic approximation using Christoffel-Darboux kernel. (English) Zbl 1497.41016 Constr. Approx. 54, No. 3, 391-429 (2021). Reviewer: Mohammed El Aïdi (Bogotá) MSC: 41A30 42C05 47B32 90C25 PDFBibTeX XMLCite \textit{S. Marx} et al., Constr. Approx. 54, No. 3, 391--429 (2021; Zbl 1497.41016) Full Text: DOI arXiv
Xiang, Shuhuang; Liu, Guidong Optimal decay rates on the asymptotics of orthogonal polynomial expansions for functions of limited regularities. (English) Zbl 1511.42024 Numer. Math. 145, No. 1, 117-148 (2020). Reviewer: Alexei Lukashov (Moskva) MSC: 42C05 41A10 41A25 41A50 65N35 65M70 PDFBibTeX XMLCite \textit{S. Xiang} and \textit{G. Liu}, Numer. Math. 145, No. 1, 117--148 (2020; Zbl 1511.42024) Full Text: DOI
Piazzon, Federico Pluripotential numerics. (English) Zbl 1416.65077 Constr. Approx. 49, No. 2, 227-263 (2019). MSC: 65E05 41A10 32U35 42C05 PDFBibTeX XMLCite \textit{F. Piazzon}, Constr. Approx. 49, No. 2, 227--263 (2019; Zbl 1416.65077) Full Text: DOI arXiv
Xu, Kuan; Loureiro, Ana F. Spectral approximation of convolution operators. (English) Zbl 1396.65158 SIAM J. Sci. Comput. 40, No. 4, A2336-A2355 (2018). MSC: 65R10 44A35 42A85 47A58 33C45 41A10 65Q30 PDFBibTeX XMLCite \textit{K. Xu} and \textit{A. F. Loureiro}, SIAM J. Sci. Comput. 40, No. 4, A2336--A2355 (2018; Zbl 1396.65158) Full Text: DOI arXiv
Townsend, Alex; Webb, Marcus; Olver, Sheehan Fast polynomial transforms based on Toeplitz and Hankel matrices. (English) Zbl 1478.65147 Math. Comput. 87, No. 312, 1913-1934 (2018). Reviewer: Manfred Tasche (Rostock) MSC: 65T50 42C05 15B05 PDFBibTeX XMLCite \textit{A. Townsend} et al., Math. Comput. 87, No. 312, 1913--1934 (2018; Zbl 1478.65147) Full Text: DOI arXiv
Magnus, Alphonse P. Gaussian integration formulas for logarithmic weights and application to 2-dimensional solid-state lattices. (English) Zbl 1386.65096 J. Approx. Theory 228, 21-57 (2018). Reviewer: Antonio López Carmona (Granada) MSC: 65D32 65D30 42C10 42A16 42C05 PDFBibTeX XMLCite \textit{A. P. Magnus}, J. Approx. Theory 228, 21--57 (2018; Zbl 1386.65096) Full Text: DOI
Napoli, Anna; Abd-Elhameed, W. M. A new collocation algorithm for solving even-order boundary value problems via a novel matrix method. (English) Zbl 1380.65131 Mediterr. J. Math. 14, No. 4, Paper No. 170, 20 p. (2017). Reviewer: Ivan Secrieru (Chişinău) MSC: 65L10 65L60 65L70 42C05 34B15 PDFBibTeX XMLCite \textit{A. Napoli} and \textit{W. M. Abd-Elhameed}, Mediterr. J. Math. 14, No. 4, Paper No. 170, 20 p. (2017; Zbl 1380.65131) Full Text: DOI
Gräf, Manuel; Hielscher, Ralf Fast global optimization on the torus, the sphere, and the rotation group. (English) Zbl 1355.65076 SIAM J. Optim. 25, No. 1, 540-563 (2015). MSC: 65K05 90C26 65T50 44A12 74E25 90C48 PDFBibTeX XMLCite \textit{M. Gräf} and \textit{R. Hielscher}, SIAM J. Optim. 25, No. 1, 540--563 (2015; Zbl 1355.65076) Full Text: DOI Link
Van Deun, Joris Electrostatics and ghost poles in near best fixed pole rational interpolation. (English) Zbl 1176.33015 ETNA, Electron. Trans. Numer. Anal. 26, 439-452 (2007). MSC: 33C45 42C05 PDFBibTeX XMLCite \textit{J. Van Deun}, ETNA, Electron. Trans. Numer. Anal. 26, 439--452 (2007; Zbl 1176.33015) Full Text: EuDML EMIS