Bultheel, Adhemar; Mendoza, Carlos Díaz Two-point Padé approximation to Herglotz-Riesz transforms. (English) Zbl 1528.41032 Numer. Algorithms 92, No. 1, 269-299 (2023). MSC: 41A21 30C15 41A25 30E10 PDFBibTeX XMLCite \textit{A. Bultheel} and \textit{C. D. Mendoza}, Numer. Algorithms 92, No. 1, 269--299 (2023; Zbl 1528.41032) Full Text: DOI
Fedorovskiy, K. Yu. Carathéodory sets and analytic balayage of measures. (English. Russian original) Zbl 1411.30025 Sb. Math. 209, No. 9, 1376-1389 (2018); translation from Mat. Sb. 209, No. 9, 128-141 (2018). Reviewer: Konstantin Malyutin (Sumy) MSC: 30E10 41A30 41A50 30C20 PDFBibTeX XMLCite \textit{K. Yu. Fedorovskiy}, Sb. Math. 209, No. 9, 1376--1389 (2018; Zbl 1411.30025); translation from Mat. Sb. 209, No. 9, 128--141 (2018) Full Text: DOI
Kubińska, E. Approximation of Carathéodory functions and multifunctions. (English) Zbl 1071.28010 Real Anal. Exch. 30(2004-2005), No. 1, 351-360 (2005). Reviewer: Jürgen Appell (Würzburg) MSC: 28B20 26E25 54C60 41A30 28A20 28C15 PDFBibTeX XMLCite \textit{E. Kubińska}, Real Anal. Exch. 30, No. 1, 351--360 (2005; Zbl 1071.28010) Full Text: DOI
Zaĭtsev, A. B. On the uniform approximability of functions by polynomial solutions of second-order elliptic equations on compact sets in \(\mathbb R^2\). (English. Russian original) Zbl 1131.41309 Math. Notes 74, No. 1, 38-48 (2003); translation from Mat. Zametki 74, No. 1, 41-51 (2003). MSC: 41A30 35A35 35J25 PDFBibTeX XMLCite \textit{A. B. Zaĭtsev}, Math. Notes 74, No. 1, 38--48 (2003; Zbl 1131.41309); translation from Mat. Zametki 74, No. 1, 41--51 (2003) Full Text: DOI
Pekarskii, A. A. Norm comparison for rational functions in the Bloch space and the Carathéodory-Fejér space. (English. Russian original) Zbl 0959.46014 St. Petersbg. Math. J. 11, No. 4, 643-640 (2000); translation from Algebra Anal. 11, No. 4, 139-150 (1999). Reviewer: Manfred Stoll (Columbia) MSC: 46E15 46J15 30D45 30D50 30D55 41A17 41A20 30H05 PDFBibTeX XMLCite \textit{A. A. Pekarskii}, St. Petersbg. Math. J. 11, No. 4, 643--640 (1999; Zbl 0959.46014); translation from Algebra Anal. 11, No. 4, 139--150 (1999)
Kucia, Anna; Nowak, Andrzej Approximation of Carathéodory type multifunctions. (English) Zbl 0893.26012 Bull. Pol. Acad. Sci., Math. 45, No. 2, 187-195 (1997). Reviewer: W.Ślȩzak (Bydgoszcz) MSC: 26E25 54C60 28B20 41A65 PDFBibTeX XMLCite \textit{A. Kucia} and \textit{A. Nowak}, Bull. Pol. Acad. Sci., Math. 45, No. 2, 187--195 (1997; Zbl 0893.26012)
Pan, K. On the convergence of the rational interpolation approximant of Carathéodory functions. (English) Zbl 0818.41011 J. Comput. Appl. Math. 54, No. 3, 371-376 (1994). Reviewer: A.Bultheel (Leuven) MSC: 41A20 30E05 PDFBibTeX XMLCite \textit{K. Pan}, J. Comput. Appl. Math. 54, No. 3, 371--376 (1994; Zbl 0818.41011) Full Text: DOI
Ball, Joseph A.; Gohberg, Israel; Rodman, Leiba Interpolation of rational matrix functions. (English) Zbl 0708.15011 Operator Theory: Advances and Applications, 45. Basel etc.: Birkhäuser. 605 p. DM 224.00; sFr. 198.00 (1990). Reviewer: H.-J.Kowalsky MSC: 15A60 15-02 41A05 93B35 15A54 47A56 47A60 93B55 PDFBibTeX XMLCite \textit{J. A. Ball} et al., Interpolation of rational matrix functions. Basel etc.: Birkhäuser (1990; Zbl 0708.15011)
Braess, Dietrich Rational approximation of Stieltjes functions by the Carathéodory-Fejér method. (English) Zbl 0626.41007 Constructive Approximation 3, 43-50 (1987). Reviewer: I.Şerb MSC: 41A20 41A50 30E10 PDFBibTeX XMLCite \textit{D. Braess}, Constr. Approx. 3, 43--50 (1987; Zbl 0626.41007) Full Text: DOI
Sonnevend, Gy. A class of sequential algorithms for spectral approximation with rational and with Haar functions. (English) Zbl 0619.41011 A. Haar Mem. Conf., Budapest/Hung. 1985, Colloq. Math. Soc. János Bolyai 49, 847-871 (1987). Reviewer: A.Dávid MSC: 41A20 41A30 PDFBibTeX XML
Meinardus, G. An approximation theoretic alternative to asymptotic expansions for special functions. (English) Zbl 0631.33002 Comput. Math. Appl., Part B 12, 1191-1201 (1986). Reviewer: M.Gutknecht MSC: 33B15 33B20 41A20 33C05 41A10 PDFBibTeX XMLCite \textit{G. Meinardus}, Comput. Math. Appl., Part B 12, 1191--1201 (1986; Zbl 0631.33002)
Haußmann, Werner; Zeller, Karl Bivariate approximation procedures. (English) Zbl 0591.41013 Multivariate approximation theory III, Proc. Conf., Oberwolfach/Ger. 1985, ISNM 75, 221-231 (1985). Reviewer: G.D.Taylor MSC: 41A30 41-02 41A63 PDFBibTeX XML
Sosulski, Władysław; Straburzyński, Jan On a certain approximation theorem. (English) Zbl 0564.46020 Discuss. Math. 6, 153-157 (1983). MSC: 46E30 41A30 PDFBibTeX XMLCite \textit{W. Sosulski} and \textit{J. Straburzyński}, Discuss. Math. 6, 153--157 (1983; Zbl 0564.46020)
Anderson, J. M.; Rochberg, R. H. Toeplitz operators associated with subalgebras of the disk algebra. (English) Zbl 0499.47019 Indiana Univ. Math. J. 30, 813-820 (1981). MSC: 47B35 46J15 47B37 41A30 PDFBibTeX XMLCite \textit{J. M. Anderson} and \textit{R. H. Rochberg}, Indiana Univ. Math. J. 30, 813--820 (1981; Zbl 0499.47019) Full Text: DOI