Derevianko, Nadiia; Plonka, Gerlind Exact reconstruction of extended exponential sums using rational approximation of their Fourier coefficients. (English) Zbl 07527315 Anal. Appl., Singap. 20, No. 3, 543-577 (2022). MSC: 41A20 42A16 42C15 65D15 94A12 PDF BibTeX XML Cite \textit{N. Derevianko} and \textit{G. Plonka}, Anal. Appl., Singap. 20, No. 3, 543--577 (2022; Zbl 07527315) Full Text: DOI OpenURL
Chang, Xiang-Ke Hermite-Padé approximations with Pfaffian structures: Novikov peakon equation and integrable lattices. (English) Zbl 07524887 Adv. Math. 402, Article ID 108338, 45 p. (2022). MSC: 41A20 42C05 37K10 37K60 30E10 PDF BibTeX XML Cite \textit{X.-K. Chang}, Adv. Math. 402, Article ID 108338, 45 p. (2022; Zbl 07524887) Full Text: DOI OpenURL
Mahyar, Hakimeh; Esmaeili, Kobra On vector-valued Banach function algebras. (English) Zbl 07499355 Bull. Iran. Math. Soc. 48, No. 1, 111-125 (2022). MSC: 46J10 46E40 46J15 46J20 41A10 41A20 PDF BibTeX XML Cite \textit{H. Mahyar} and \textit{K. Esmaeili}, Bull. Iran. Math. Soc. 48, No. 1, 111--125 (2022; Zbl 07499355) Full Text: DOI OpenURL
Li, Shan; Wu, Jinju; Wang, Zhongqing Sobolev orthogonal Legendre rational spectral methods for exterior problems. (English) Zbl 07494129 Int. J. Comput. Math. 99, No. 2, 370-390 (2022). MSC: 65N35 41A20 33C45 35J25 35K10 PDF BibTeX XML Cite \textit{S. Li} et al., Int. J. Comput. Math. 99, No. 2, 370--390 (2022; Zbl 07494129) Full Text: DOI OpenURL
Jiang, Shidong; Greengard, Leslie Approximating the Gaussian as a sum of exponentials and its applications to the fast Gauss transform. (English) Zbl 07493155 Commun. Comput. Phys. 31, No. 1, 1-26 (2022). MSC: 30E10 41A20 65F30 65E05 65Y20 PDF BibTeX XML Cite \textit{S. Jiang} and \textit{L. Greengard}, Commun. Comput. Phys. 31, No. 1, 1--26 (2022; Zbl 07493155) Full Text: DOI OpenURL
Mai, Weixiong; Qian, Tao The Fourier type expansions on tubes. (English) Zbl 07484149 Complex Var. Elliptic Equ. 67, No. 2, 433-461 (2022). MSC: 32A30 32A35 41A20 PDF BibTeX XML Cite \textit{W. Mai} and \textit{T. Qian}, Complex Var. Elliptic Equ. 67, No. 2, 433--461 (2022; Zbl 07484149) Full Text: DOI arXiv OpenURL
Zhang, Ren-Jiang; Liu, Xing Rational interpolation operator with finite Lebesgue constant. (English) Zbl 07483086 Calcolo 59, No. 1, Paper No. 10, 16 p. (2022). MSC: 41A05 41A20 65D05 65F35 PDF BibTeX XML Cite \textit{R.-J. Zhang} and \textit{X. Liu}, Calcolo 59, No. 1, Paper No. 10, 16 p. (2022; Zbl 07483086) Full Text: DOI OpenURL
Gosea, Ion Victor; Gugercin, Serkan; Beattie, Christopher Data-driven balancing of linear dynamical systems. (English) Zbl 07482216 SIAM J. Sci. Comput. 44, No. 1, A554-A582 (2022). MSC: 37M99 41A20 65D30 65K99 93A15 93B15 PDF BibTeX XML Cite \textit{I. V. Gosea} et al., SIAM J. Sci. Comput. 44, No. 1, A554--A582 (2022; Zbl 07482216) Full Text: DOI arXiv OpenURL
Capcelea, Maria; Capcelea, Titu Localization of singular points of meromorphic functions based on interpolation by rational functions. (English) Zbl 07525865 Bul. Acad. Științe Repub. Mold., Mat. 2021, No. 1(95)-2(96), 110-120 (2021). MSC: 65E05 41A20 PDF BibTeX XML Cite \textit{M. Capcelea} and \textit{T. Capcelea}, Bul. Acad. Științe Repub. Mold., Mat. 2021, No. 1(95)-2(96), 110--120 (2021; Zbl 07525865) Full Text: Link OpenURL
Savchuk, A. V. Point-wise estimates for the derivative of algebraic polynomials. (English) Zbl 07509986 Mat. Stud. 56, No. 2, 208-211 (2021). MSC: 30E10 41A20 PDF BibTeX XML Cite \textit{A. V. Savchuk}, Mat. Stud. 56, No. 2, 208--211 (2021; Zbl 07509986) Full Text: DOI OpenURL
Jafarov, Sadulla Z. Converse theorem of the approximation theory of functions in Morrey-Smirnov classes related to the derivatives of functions. (English) Zbl 1483.41008 Proc. Inst. Math. Mech., Natl. Acad. Sci. Azerb. 47, No. 2, 205-214 (2021). MSC: 41A27 26D15 41A20 41A25 41A28 42A10 46E30 PDF BibTeX XML Cite \textit{S. Z. Jafarov}, Proc. Inst. Math. Mech., Natl. Acad. Sci. Azerb. 47, No. 2, 205--214 (2021; Zbl 1483.41008) Full Text: DOI OpenURL
Kumar, Shrawan; Mathur, Neha; Mishra, Vishnu Narayan; Mathur, Pankaj Rational Pál type \((0,1;0)\)-interpolation and quadrature formula with Chebyshev-Markov fractions. (English) Zbl 07487539 Trans. A. Razmadze Math. Inst. 175, No. 2, 235-251 (2021). MSC: 33C45 33C47 41A20 PDF BibTeX XML Cite \textit{S. Kumar} et al., Trans. A. Razmadze Math. Inst. 175, No. 2, 235--251 (2021; Zbl 07487539) Full Text: Link OpenURL
Yattselev, Maxim L. Convergence of two-point Padé approximants to piecewise holomorphic functions. (English. Russian original) Zbl 07480684 Sb. Math. 212, No. 11, 1626-1659 (2021); translation from Mat. Sb. 212, No. 11, 128-164 (2021). MSC: 41A21 41A20 PDF BibTeX XML Cite \textit{M. L. Yattselev}, Sb. Math. 212, No. 11, 1626--1659 (2021; Zbl 07480684); translation from Mat. Sb. 212, No. 11, 128--164 (2021) Full Text: DOI arXiv OpenURL
Egawa, Tsuyoshi A new mathematical formula to link near equilibrium relaxation kinetics and conformational selection steps in enzymatic reactions. (English) Zbl 1480.92094 J. Math. Chem. 59, No. 10, 2270-2283 (2021). MSC: 92C45 41A20 34C20 PDF BibTeX XML Cite \textit{T. Egawa}, J. Math. Chem. 59, No. 10, 2270--2283 (2021; Zbl 1480.92094) Full Text: DOI OpenURL
Petz, Markus; Plonka, Gerlind; Derevianko, Nadiia Exact reconstruction of sparse non-harmonic signals from their Fourier coefficients. (English) Zbl 07444762 Sampl. Theory Signal Process. Data Anal. 19, No. 1, Paper No. 7, 36 p. (2021). MSC: 41A20 42A16 42C15 65D15 94A12 PDF BibTeX XML Cite \textit{M. Petz} et al., Sampl. Theory Signal Process. Data Anal. 19, No. 1, Paper No. 7, 36 p. (2021; Zbl 07444762) Full Text: DOI arXiv OpenURL
Farazandeh, Elham; Mirzaei, Davoud A rational RBF interpolation with conditionally positive definite kernels. (English) Zbl 07420355 Adv. Comput. Math. 47, No. 5, Paper No. 74, 21 p. (2021). Reviewer: Martin D. Buhmann (Gießen) MSC: 65D12 41A20 41A05 PDF BibTeX XML Cite \textit{E. Farazandeh} and \textit{D. Mirzaei}, Adv. Comput. Math. 47, No. 5, Paper No. 74, 21 p. (2021; Zbl 07420355) Full Text: DOI OpenURL
Nobile, Fabio; Pradovera, Davide Non-intrusive double-greedy parametric model reduction by interpolation of frequency-domain rational surrogates. (English) Zbl 07420192 ESAIM, Math. Model. Numer. Anal. 55, No. 5, 1895-1920 (2021). MSC: 65-XX 35B30 35P15 41A20 41A63 93C35 93C80 PDF BibTeX XML Cite \textit{F. Nobile} and \textit{D. Pradovera}, ESAIM, Math. Model. Numer. Anal. 55, No. 5, 1895--1920 (2021; Zbl 07420192) Full Text: DOI arXiv OpenURL
Baddoo, Peter J. The AAAtrig algorithm for rational approximation of periodic functions. (English) Zbl 07411924 SIAM J. Sci. Comput. 43, No. 5, A3372-A3392 (2021). MSC: 65D15 41A20 PDF BibTeX XML Cite \textit{P. J. Baddoo}, SIAM J. Sci. Comput. 43, No. 5, A3372--A3392 (2021; Zbl 07411924) Full Text: DOI arXiv OpenURL
Ait-Haddou, Rachid; Mazure, Marie-Laurence Blossoming and Hermite-Padé approximation for hypergeometric series. (English) Zbl 07411102 Numer. Algorithms 88, No. 3, 1183-1214 (2021). Reviewer: Marcel G. de Bruin (Heemstede) MSC: 65D17 65D20 41A20 41A21 41A28 PDF BibTeX XML Cite \textit{R. Ait-Haddou} and \textit{M.-L. Mazure}, Numer. Algorithms 88, No. 3, 1183--1214 (2021; Zbl 07411102) Full Text: DOI OpenURL
Cheng, Yiyuan; Zha, Xingxing; Zhang, Yongquan On rational approximation to \({|x|^\alpha}\) (\(1 \le \alpha < 2\)) at the improved tangent nodes. (Chinese. English summary) Zbl 07404044 J. Math., Wuhan Univ. 41, No. 2, 134-140 (2021). MSC: 41A20 41A05 41A25 PDF BibTeX XML Cite \textit{Y. Cheng} et al., J. Math., Wuhan Univ. 41, No. 2, 134--140 (2021; Zbl 07404044) Full Text: DOI OpenURL
Fang, Jiao; Zhao, Yi; Xiang, Chenghao Rational approximation to \({|x|^\alpha}\) at the Chebyshev nodes. (Chinese. English summary) Zbl 07403914 J. Hangzhou Norm. Univ., Nat. Sci. 20, No. 2, 143-148 (2021). MSC: 41A20 41A25 PDF BibTeX XML Cite \textit{J. Fang} et al., J. Hangzhou Norm. Univ., Nat. Sci. 20, No. 2, 143--148 (2021; Zbl 07403914) Full Text: DOI OpenURL
Komarov, M. A. Distribution of the logarithmic derivative of a rational function on the line. (English) Zbl 07399070 Acta Math. Hung. 163, No. 2, 623-639 (2021). MSC: 26C15 41A20 41A25 42A50 PDF BibTeX XML Cite \textit{M. A. Komarov}, Acta Math. Hung. 163, No. 2, 623--639 (2021; Zbl 07399070) Full Text: DOI OpenURL
Berrut, Jean-Paul The influence of jumps on the sinc interpolant, and ways to overcome it. (English) Zbl 1474.41002 Baumann, Gerd (ed.), New sinc methods of numerical analysis. Festschrift in honor of Frank Stenger’s 80th birthday. Based on the presentations at the symposium, Rhodes, Greece, September 13–18, 2018. Cham: Birkhäuser. Trends Math., 323-339 (2021). MSC: 41A05 41A20 65D05 PDF BibTeX XML Cite \textit{J.-P. Berrut}, in: New sinc methods of numerical analysis. Festschrift in honor of Frank Stenger's 80th birthday. Based on the presentations at the symposium, Rhodes, Greece, September 13--18, 2018. Cham: Birkhäuser. 323--339 (2021; Zbl 1474.41002) Full Text: DOI OpenURL
Gosea, Ion Victor; Güttel, Stefan Algorithms for the rational approximation of matrix-valued functions. (English) Zbl 07395803 SIAM J. Sci. Comput. 43, No. 5, A3033-A3054 (2021). MSC: 65D15 41A20 PDF BibTeX XML Cite \textit{I. V. Gosea} and \textit{S. Güttel}, SIAM J. Sci. Comput. 43, No. 5, A3033--A3054 (2021; Zbl 07395803) Full Text: DOI arXiv OpenURL
Amato, Umberto; Della Vecchia, Biancamaria Iterative rational least squares fitting. (English) Zbl 1481.65036 Georgian Math. J. 28, No. 1, 1-14 (2021). MSC: 65D10 41A20 PDF BibTeX XML Cite \textit{U. Amato} and \textit{B. Della Vecchia}, Georgian Math. J. 28, No. 1, 1--14 (2021; Zbl 1481.65036) Full Text: DOI OpenURL
Gawlik, Evan S. Rational minimax iterations for computing the matrix \(p\)th root. (English) Zbl 07387070 Constr. Approx. 54, No. 1, 1-34 (2021). MSC: 65F30 65F60 41A20 49K35 PDF BibTeX XML Cite \textit{E. S. Gawlik}, Constr. Approx. 54, No. 1, 1--34 (2021; Zbl 07387070) Full Text: DOI arXiv OpenURL
Jing, Ke; Kang, Ning A convergent family of bivariate Floater-Hormann rational interpolants. (English) Zbl 07384640 Comput. Methods Funct. Theory 21, No. 2, 271-296 (2021). MSC: 65D05 41A05 41A20 41A25 PDF BibTeX XML Cite \textit{K. Jing} and \textit{N. Kang}, Comput. Methods Funct. Theory 21, No. 2, 271--296 (2021; Zbl 07384640) Full Text: DOI OpenURL
Hofreither, Clemens An algorithm for best rational approximation based on barycentric rational interpolation. (English) Zbl 1473.65015 Numer. Algorithms 88, No. 1, 365-388 (2021). MSC: 65D15 41A20 PDF BibTeX XML Cite \textit{C. Hofreither}, Numer. Algorithms 88, No. 1, 365--388 (2021; Zbl 1473.65015) Full Text: DOI OpenURL
Komarov, M. A. Rational approximations of Lipschitz functions from the Hardy class on the line. (English) Zbl 1472.41007 Probl. Anal. Issues Anal. 10(28), No. 2, 54-66 (2021). MSC: 41A20 41A25 PDF BibTeX XML Cite \textit{M. A. Komarov}, Probl. Anal. Issues Anal. 10(28), No. 2, 54--66 (2021; Zbl 1472.41007) Full Text: DOI MNR OpenURL
Chen, Zhixiang; Cao, Feilong Construction of feedforward neural networks with simple architectures and approximation abilities. (English) Zbl 07376637 Math. Methods Appl. Sci. 44, No. 2, 1788-1795 (2021). MSC: 68T07 41A20 41A25 PDF BibTeX XML Cite \textit{Z. Chen} and \textit{F. Cao}, Math. Methods Appl. Sci. 44, No. 2, 1788--1795 (2021; Zbl 07376637) Full Text: DOI OpenURL
Borodin, Petr A.; Shklyaev, Konstantin S. Approximation by simple partial fractions in unbounded domains. (English. Russian original) Zbl 1475.30087 Sb. Math. 212, No. 4, 449-474 (2021); translation from Mat. Sb. 212, No. 4, 3-28 (2021). MSC: 30E10 41A20 PDF BibTeX XML Cite \textit{P. A. Borodin} and \textit{K. S. Shklyaev}, Sb. Math. 212, No. 4, 449--474 (2021; Zbl 1475.30087); translation from Mat. Sb. 212, No. 4, 3--28 (2021) Full Text: DOI OpenURL
Pozza, Stefano; Simoncini, Valeria Functions of rational Krylov space matrices and their decay properties. (English) Zbl 1470.65081 Numer. Math. 148, No. 1, 99-126 (2021). MSC: 65F60 65F25 41A20 PDF BibTeX XML Cite \textit{S. Pozza} and \textit{V. Simoncini}, Numer. Math. 148, No. 1, 99--126 (2021; Zbl 1470.65081) Full Text: DOI OpenURL
Gu, Dong-qin; Wang, Zhong-qing Orthogonal Jacobi rational functions and spectral methods on the half line. (English) Zbl 1477.65255 J. Sci. Comput. 88, No. 1, Paper No. 17, 27 p. (2021). MSC: 65N35 65N12 65N15 41A20 35J15 33C47 PDF BibTeX XML Cite \textit{D.-q. Gu} and \textit{Z.-q. Wang}, J. Sci. Comput. 88, No. 1, Paper No. 17, 27 p. (2021; Zbl 1477.65255) Full Text: DOI OpenURL
Lubinsky, D. S. On Baker’s patchwork conjecture for diagonal Padé approximants. (English) Zbl 1467.41007 Constr. Approx. 53, No. 3, 545-567 (2021). MSC: 41A21 30E10 41A20 PDF BibTeX XML Cite \textit{D. S. Lubinsky}, Constr. Approx. 53, No. 3, 545--567 (2021; Zbl 1467.41007) Full Text: DOI OpenURL
Gawlik, Evan S.; Nakatsukasa, Yuji Approximating the \(p\)th root by composite rational functions. (English) Zbl 1471.41006 J. Approx. Theory 266, Article ID 105577, 16 p. (2021). Reviewer: Josef Kofroň (Praha) MSC: 41A20 41A25 41A50 65D15 PDF BibTeX XML Cite \textit{E. S. Gawlik} and \textit{Y. Nakatsukasa}, J. Approx. Theory 266, Article ID 105577, 16 p. (2021; Zbl 1471.41006) Full Text: DOI arXiv OpenURL
Jing, Ke; Kang, Ning Convergence rates of a family of barycentric rational Hermite interpolants and their derivatives. (English) Zbl 07354988 J. Comput. Appl. Math. 395, Article ID 113569, 18 p. (2021). Reviewer: Marcel G. de Bruin (Heemstede) MSC: 65D05 41A05 41A20 PDF BibTeX XML Cite \textit{K. Jing} and \textit{N. Kang}, J. Comput. Appl. Math. 395, Article ID 113569, 18 p. (2021; Zbl 07354988) Full Text: DOI OpenURL
Vabishchevich, Petr N. Splitting schemes for non-stationary problems with a rational approximation for fractional powers of the operator. (English) Zbl 1475.65082 Appl. Numer. Math. 165, 414-430 (2021). MSC: 65M06 41A20 26A33 35R11 PDF BibTeX XML Cite \textit{P. N. Vabishchevich}, Appl. Numer. Math. 165, 414--430 (2021; Zbl 1475.65082) Full Text: DOI arXiv OpenURL
Duan, Beiping; Zhang, Zhimin A rational approximation scheme for computing Mittag-Leffler function with discrete elliptic operator as input. (English) Zbl 1469.65037 J. Sci. Comput. 87, No. 3, Paper No. 75, 20 p. (2021). MSC: 65D05 65Y05 41A20 PDF BibTeX XML Cite \textit{B. Duan} and \textit{Z. Zhang}, J. Sci. Comput. 87, No. 3, Paper No. 75, 20 p. (2021; Zbl 1469.65037) Full Text: DOI OpenURL
Bogatyrëv, Andrei Projective view at optimization problem for multiband filter. (English) Zbl 1477.41007 Proc. Am. Math. Soc. 149, No. 7, 3021-3035 (2021). MSC: 41A20 41A50 49K35 94C60 PDF BibTeX XML Cite \textit{A. Bogatyrëv}, Proc. Am. Math. Soc. 149, No. 7, 3021--3035 (2021; Zbl 1477.41007) Full Text: DOI arXiv OpenURL
Zhu, Ling A simple rational approximation to the generalized elliptic integral of the first kind. (English) Zbl 1467.33022 Rev. R. Acad. Cienc. Exactas Fís. Nat., Ser. A Mat., RACSAM 115, No. 2, Paper No. 89, 8 p. (2021). MSC: 33E05 41A20 PDF BibTeX XML Cite \textit{L. Zhu}, Rev. R. Acad. Cienc. Exactas Fís. Nat., Ser. A Mat., RACSAM 115, No. 2, Paper No. 89, 8 p. (2021; Zbl 1467.33022) Full Text: DOI OpenURL
Trefethen, Lloyd N.; Nakatsukasa, Yuji; Weideman, J. A. C. Exponential node clustering at singularities for rational approximation, quadrature, and PDEs. (English) Zbl 1467.65021 Numer. Math. 147, No. 1, 227-254 (2021). MSC: 65D32 41A20 65N35 PDF BibTeX XML Cite \textit{L. N. Trefethen} et al., Numer. Math. 147, No. 1, 227--254 (2021; Zbl 1467.65021) Full Text: DOI arXiv OpenURL
Rosenkilde, Johan; Storjohann, Arne Algorithms for simultaneous Hermite-Padé approximations. (English) Zbl 1452.41007 J. Symb. Comput. 102, 279-303 (2021). Reviewer: Adhemar Bultheel (Leuven) MSC: 41A21 41A20 65D15 PDF BibTeX XML Cite \textit{J. Rosenkilde} and \textit{A. Storjohann}, J. Symb. Comput. 102, 279--303 (2021; Zbl 1452.41007) Full Text: DOI OpenURL
Dell’Accio, Francesco; Di Tommaso, Filomena; Nouisser, Otheman; Zerroudi, Benaissa Fast and accurate scattered Hermite interpolation by triangular Shepard operators. (English) Zbl 07241419 J. Comput. Appl. Math. 382, Article ID 113092, 14 p. (2021). MSC: 65D05 41A05 41A10 41A20 65D15 PDF BibTeX XML Cite \textit{F. Dell'Accio} et al., J. Comput. Appl. Math. 382, Article ID 113092, 14 p. (2021; Zbl 07241419) Full Text: DOI OpenURL
Benítez, Teresa Cortadellas; D’Andrea, Carlos; Montoro, Eulàlia Minimal solutions of the rational interpolation problem. (English) Zbl 1472.41006 Rev. Unión Mat. Argent. 61, No. 2, 413-429 (2020). Reviewer: Francisco Pérez Acosta (La Laguna) MSC: 41A20 11Y50 13D02 PDF BibTeX XML Cite \textit{T. C. Benítez} et al., Rev. Unión Mat. Argent. 61, No. 2, 413--429 (2020; Zbl 1472.41006) Full Text: DOI arXiv OpenURL
Azin, H.; Mohammadi, F.; Baleanu, D. A generalized barycentric rational interpolation method for generalized Abel integral equations. (English) Zbl 1460.65159 Int. J. Appl. Comput. Math. 6, No. 5, Paper No. 140, 11 p. (2020). MSC: 65R20 45E10 45D05 41A20 65D32 PDF BibTeX XML Cite \textit{H. Azin} et al., Int. J. Appl. Comput. Math. 6, No. 5, Paper No. 140, 11 p. (2020; Zbl 1460.65159) Full Text: DOI OpenURL
Jing, Ke; Liu, Yezheng; Kang, Ning; Zhu, Gongqin A convergent family of linear Hermite barycentric rational interpolants. (English) Zbl 1474.41004 J. Math. Res. Appl. 40, No. 6, 628-646 (2020). MSC: 41A05 41A20 41A25 PDF BibTeX XML Cite \textit{K. Jing} et al., J. Math. Res. Appl. 40, No. 6, 628--646 (2020; Zbl 1474.41004) Full Text: DOI OpenURL
Hokanson, Jeffrey M.; Magruder, Caleb C. \( \mathcal{H}_2\)-optimal model reduction using projected nonlinear least squares. (English) Zbl 1461.93060 SIAM J. Sci. Comput. 42, No. 6, A4017-A4045 (2020). MSC: 93B11 41A20 93C05 93C15 PDF BibTeX XML Cite \textit{J. M. Hokanson} and \textit{C. C. Magruder}, SIAM J. Sci. Comput. 42, No. 6, A4017--A4045 (2020; Zbl 1461.93060) Full Text: DOI arXiv OpenURL
Trefethen, Lloyd N. Numerical conformal mapping with rational functions. (English) Zbl 1461.30031 Comput. Methods Funct. Theory 20, No. 3-4, 369-387 (2020). MSC: 30C30 41A20 65E05 PDF BibTeX XML Cite \textit{L. N. Trefethen}, Comput. Methods Funct. Theory 20, No. 3--4, 369--387 (2020; Zbl 1461.30031) Full Text: DOI arXiv OpenURL
Mazalov, M. Ya. A criterion for uniform approximability of individual functions by solutions of second-order homogeneous elliptic equations with constant complex coefficients. (English. Russian original) Zbl 1458.35017 Sb. Math. 211, No. 9, 1267-1309 (2020); translation from Mat. Sb. 211, No. 9, 60-104 (2020). MSC: 35A35 35J15 41A30 30E10 41A20 PDF BibTeX XML Cite \textit{M. Ya. Mazalov}, Sb. Math. 211, No. 9, 1267--1309 (2020; Zbl 1458.35017); translation from Mat. Sb. 211, No. 9, 60--104 (2020) Full Text: DOI OpenURL
Szili, László; Vértesi, Péter On barycentric interpolation. III. On convergent type processes. (English) Zbl 1474.41005 Ann. Univ. Sci. Budap. Rolando Eötvös, Sect. Comput. 51, 217-230 (2020). MSC: 41A05 41A20 PDF BibTeX XML Cite \textit{L. Szili} and \textit{P. Vértesi}, Ann. Univ. Sci. Budap. Rolando Eötvös, Sect. Comput. 51, 217--230 (2020; Zbl 1474.41005) Full Text: Link OpenURL
Wang, Yaru; Wu, Garidi Rational approximation of Muntz in Orlicz spaces. (Chinese. English summary) Zbl 1463.41020 Math. Appl. 33, No. 3, 614-619 (2020). MSC: 41A20 41A65 PDF BibTeX XML Cite \textit{Y. Wang} and \textit{G. Wu}, Math. Appl. 33, No. 3, 614--619 (2020; Zbl 1463.41020) OpenURL
Neubrander, Frank; Özer, Koray; Windsperger, Lee On subdiagonal rational Padé approximations and the Brenner-Thomée approximation theorem for operator semigroups. (English) Zbl 1457.65009 Discrete Contin. Dyn. Syst., Ser. S 13, No. 12, 3565-3579 (2020). MSC: 65D15 44A10 41A20 41A25 47D06 PDF BibTeX XML Cite \textit{F. Neubrander} et al., Discrete Contin. Dyn. Syst., Ser. S 13, No. 12, 3565--3579 (2020; Zbl 1457.65009) Full Text: DOI OpenURL
Zou, Le; Song, Liangtu; Wang, Xiaofeng; Weise, Thomas; Chen, Yanping; Zhang, Chen A new approach to Newton-type polynomial interpolation with parameters. (English) Zbl 1459.65021 Math. Probl. Eng. 2020, Article ID 9020541, 15 p. (2020). MSC: 65D05 41A20 PDF BibTeX XML Cite \textit{L. Zou} et al., Math. Probl. Eng. 2020, Article ID 9020541, 15 p. (2020; Zbl 1459.65021) Full Text: DOI OpenURL
Brezinski, Claude; Redivo-Zaglia, Michela Extrapolation and rational approximation. The works of the main contributors. (English) Zbl 1477.65006 Cham: Springer (ISBN 978-3-030-58417-7/hbk; 978-3-030-58420-7/pbk; 978-3-030-58418-4/ebook). viii, 406 p. (2020). Reviewer: Manfred Tasche (Rostock) MSC: 65-02 65-03 65B05 40A15 41A20 65F10 65H10 PDF BibTeX XML Cite \textit{C. Brezinski} and \textit{M. Redivo-Zaglia}, Extrapolation and rational approximation. The works of the main contributors. Cham: Springer (2020; Zbl 1477.65006) Full Text: DOI OpenURL
Nakatsukasa, Yuji; Trefethen, Lloyd N. An algorithm for real and complex rational minimax approximation. (English) Zbl 1452.65035 SIAM J. Sci. Comput. 42, No. 5, A3157-A3179 (2020). MSC: 65D15 41A20 PDF BibTeX XML Cite \textit{Y. Nakatsukasa} and \textit{L. N. Trefethen}, SIAM J. Sci. Comput. 42, No. 5, A3157--A3179 (2020; Zbl 1452.65035) Full Text: DOI arXiv OpenURL
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 PDF BibTeX XML Cite \textit{A. Díaz-González} et al., J. Approx. Theory 260, Article ID 105481, 19 p. (2020; Zbl 1452.41006) Full Text: DOI arXiv OpenURL
Maass, Fernando; Martin, Pablo; Olivares, Jorge Analytic approximation to Bessel function \(J_0(x)\). (English) Zbl 1474.65043 Comput. Appl. Math. 39, No. 3, Paper No. 222, 12 p. (2020). MSC: 65D20 33C10 33F05 41A20 41A60 PDF BibTeX XML Cite \textit{F. Maass} et al., Comput. Appl. Math. 39, No. 3, Paper No. 222, 12 p. (2020; Zbl 1474.65043) Full Text: DOI OpenURL
Kirsiaed, Evely; Oja, Peeter; Shah, Gul Wali Rational spline histopolation of convex data. (English) Zbl 1453.41003 Appl. Numer. Math. 158, 377-391 (2020). Reviewer: Josef Kofroň (Praha) MSC: 41A15 41A05 41A20 PDF BibTeX XML Cite \textit{E. Kirsiaed} et al., Appl. Numer. Math. 158, 377--391 (2020; Zbl 1453.41003) Full Text: DOI OpenURL
Komarov, M. A. Extremal properties of logarithmic derivatives of polynomials. (English. Russian original) Zbl 1448.41010 J. Math. Sci., New York 250, No. 1, 1-9 (2020); translation from Probl. Mat. Anal. 104, 3-9 (2020). Reviewer: Devendra Kumar (Al-Baha) MSC: 41A20 PDF BibTeX XML Cite \textit{M. A. Komarov}, J. Math. Sci., New York 250, No. 1, 1--9 (2020; Zbl 1448.41010); translation from Probl. Mat. Anal. 104, 3--9 (2020) Full Text: DOI OpenURL
Sun, Xiaoyun; Dang, Pei; Leong, Ieng Tak; Ku, Min Effective numerical evaluation of the double Hilbert transform. (English) Zbl 1475.42005 Math. Methods Appl. Sci. 43, No. 7, 4086-4106 (2020). Reviewer: Antonio López-Carmona (Granada) MSC: 42A15 41A20 42A50 65D32 PDF BibTeX XML Cite \textit{X. Sun} et al., Math. Methods Appl. Sci. 43, No. 7, 4086--4106 (2020; Zbl 1475.42005) Full Text: DOI OpenURL
Pradovera, Davide Interpolatory rational model order reduction of parametric problems lacking uniform inf-sup stability. (English) Zbl 1446.30045 SIAM J. Numer. Anal. 58, No. 4, 2265-2293 (2020). MSC: 30D30 41A20 41A25 35J05 35P15 65D15 PDF BibTeX XML Cite \textit{D. Pradovera}, SIAM J. Numer. Anal. 58, No. 4, 2265--2293 (2020; Zbl 1446.30045) Full Text: DOI arXiv OpenURL
Hofreither, Clemens A unified view of some numerical methods for fractional diffusion. (English) Zbl 1446.65153 Comput. Math. Appl. 80, No. 2, 332-350 (2020). MSC: 65N22 44A10 15A69 35R11 26A33 41A20 35P99 PDF BibTeX XML Cite \textit{C. Hofreither}, Comput. Math. Appl. 80, No. 2, 332--350 (2020; Zbl 1446.65153) Full Text: DOI OpenURL
Li, Shan; Li, Qiao-ling; Wang, Zhong-qing Sobolev orthogonal Legendre rational spectral methods for problems on the half line. (English) Zbl 1451.65211 Math. Methods Appl. Sci. 43, No. 1, 255-268 (2020). Reviewer: Calin Ioan Gheorghiu (Cluj-Napoca) MSC: 65N35 65N30 41A20 35J25 65N15 PDF BibTeX XML Cite \textit{S. Li} et al., Math. Methods Appl. Sci. 43, No. 1, 255--268 (2020; Zbl 1451.65211) Full Text: DOI OpenURL
Borcea, Liliana; Druskin, Vladimir; Mamonov, Alexander V.; Zaslavsky, Mikhail; Zimmerling, Jörn Reduced order model approach to inverse scattering. (English) Zbl 1441.65073 SIAM J. Imaging Sci. 13, No. 2, 685-723 (2020). MSC: 65M32 41A20 PDF BibTeX XML Cite \textit{L. Borcea} et al., SIAM J. Imaging Sci. 13, No. 2, 685--723 (2020; Zbl 1441.65073) Full Text: DOI arXiv OpenURL
Verma, S.; Viswanathan, P. A fractalization of rational trigonometric functions. (English) Zbl 1442.28010 Mediterr. J. Math. 17, No. 3, Paper No. 93, 23 p. (2020). Reviewer: Peter Massopust (München) MSC: 28A80 41A20 41A30 41A50 PDF BibTeX XML Cite \textit{S. Verma} and \textit{P. Viswanathan}, Mediterr. J. Math. 17, No. 3, Paper No. 93, 23 p. (2020; Zbl 1442.28010) Full Text: DOI arXiv OpenURL
Berrut, J.-P.; De Marchi, S.; Elefante, G.; Marchetti, F. Treating the Gibbs phenomenon in barycentric rational interpolation and approximation via the S-Gibbs algorithm. (English) Zbl 1440.41004 Appl. Math. Lett. 103, Article ID 106196, 7 p. (2020). Reviewer: Martin D. Buhmann (Gießen) MSC: 41A05 41A20 65D05 65D15 65D10 PDF BibTeX XML Cite \textit{J. P. Berrut} et al., Appl. Math. Lett. 103, Article ID 106196, 7 p. (2020; Zbl 1440.41004) Full Text: DOI Link OpenURL
Ma, Yanzhun; Wei, Wei; Hu, Yongjian; Chen, Gongning The multipoint Padé approximation problem and its Hankel vector. (English) Zbl 1437.41006 J. Comput. Appl. Math. 375, Article ID 112807, 14 p. (2020). MSC: 41A21 41A20 15B57 PDF BibTeX XML Cite \textit{Y. Ma} et al., J. Comput. Appl. Math. 375, Article ID 112807, 14 p. (2020; Zbl 1437.41006) Full Text: DOI OpenURL
Reddy, K. M.; Chand, A. K. B.; Viswanathan, P. Data visualization by rational fractal function based on function values. (English) Zbl 1435.28014 J. Anal. 28, No. 1, 261-277 (2020). MSC: 28A80 41A20 41A25 65D05 PDF BibTeX XML Cite \textit{K. M. Reddy} et al., J. Anal. 28, No. 1, 261--277 (2020; Zbl 1435.28014) Full Text: DOI OpenURL
Bauer, Sebastian A post-Newtonian expansion including radiation damping for a collisionless plasma. (English) Zbl 1439.82044 J. Nonlinear Sci. 30, No. 1, 487-536 (2020). Reviewer: Vladimir Čadež (Beograd) MSC: 82D10 44A15 41A20 35Q83 35Q60 30E10 30E15 PDF BibTeX XML Cite \textit{S. Bauer}, J. Nonlinear Sci. 30, No. 1, 487--536 (2020; Zbl 1439.82044) Full Text: DOI OpenURL
Chakir, Y.; Abouir, J.; Benouahmane, B. Multivariate homogeneous two-point Padé approximants and continued fractions. (English) Zbl 1449.41010 Comput. Appl. Math. 39, No. 1, Paper No. 15, 16 p. (2020). MSC: 41A21 41A20 65D15 PDF BibTeX XML Cite \textit{Y. Chakir} et al., Comput. Appl. Math. 39, No. 1, Paper No. 15, 16 p. (2020; Zbl 1449.41010) Full Text: DOI OpenURL
Krushkal, Samuel L. Extremal quasiconformality vs bounded rational approximation. (English. Ukrainian original) Zbl 1439.30041 J. Math. Sci., New York 244, No. 1, 22-35 (2020); translation from Ukr. Mat. Visn. 16, No. 2, 181-199 (2019). Reviewer: Dmitri V. Prokhorov (Saratov) MSC: 30C62 41A20 PDF BibTeX XML Cite \textit{S. L. Krushkal}, J. Math. Sci., New York 244, No. 1, 22--35 (2020; Zbl 1439.30041); translation from Ukr. Mat. Visn. 16, No. 2, 181--199 (2019) Full Text: DOI arXiv OpenURL
Chunaev, Petr; Danchenko, Vladimir Gorin’s problem for individual simple partial fractions. (English) Zbl 1439.30009 Complex Anal. Oper. Theory 14, No. 2, Paper No. 29, 10 p. (2020). MSC: 30C10 26C15 30C15 41A20 PDF BibTeX XML Cite \textit{P. Chunaev} and \textit{V. Danchenko}, Complex Anal. Oper. Theory 14, No. 2, Paper No. 29, 10 p. (2020; Zbl 1439.30009) Full Text: DOI arXiv OpenURL
Barhoumi, Ahmad; Yattselev, Maxim L. Asymptotics of polynomials orthogonal on a cross with a Jacobi-type weight. (English) Zbl 1439.42035 Complex Anal. Oper. Theory 14, No. 1, Paper No. 9, 44 p. (2020). Reviewer: Vadim D. Kryakvin (Rostov-na-Donu) MSC: 42C05 41A20 41A21 PDF BibTeX XML Cite \textit{A. Barhoumi} and \textit{M. L. Yattselev}, Complex Anal. Oper. Theory 14, No. 1, Paper No. 9, 44 p. (2020; Zbl 1439.42035) Full Text: DOI arXiv OpenURL
Li, Shan; Lai, Zhenyan; Jin, Lusha; Yu, Xuhong Diagonalized Gegenbauer rational spectral methods for second- and fourth-order problems on the whole line. (English) Zbl 1440.65074 Appl. Numer. Math. 151, 494-516 (2020). MSC: 65L10 41A20 34B15 PDF BibTeX XML Cite \textit{S. Li} et al., Appl. Numer. Math. 151, 494--516 (2020; Zbl 1440.65074) Full Text: DOI OpenURL
Agratini, Octavian On a class of Bernstein-type rational functions. (English) Zbl 1434.41011 Numer. Funct. Anal. Optim. 41, No. 4, 483-494 (2020). MSC: 41A36 41A25 41A20 PDF BibTeX XML Cite \textit{O. Agratini}, Numer. Funct. Anal. Optim. 41, No. 4, 483--494 (2020; Zbl 1434.41011) Full Text: DOI OpenURL
Alcázar, Juan Gerardo; Quintero, Emily Affine equivalences, isometries and symmetries of ruled rational surfaces. (English) Zbl 1431.14048 J. Comput. Appl. Math. 364, Article ID 112339, 14 p. (2020). Reviewer: Franz Winkler (Linz) MSC: 14Q10 65D18 14J26 41A20 PDF BibTeX XML Cite \textit{J. G. Alcázar} and \textit{E. Quintero}, J. Comput. Appl. Math. 364, Article ID 112339, 14 p. (2020; Zbl 1431.14048) Full Text: DOI arXiv OpenURL
Babenko, V. F.; Polyakov, O. V. On the nonsymmetric approximation of continuous functions in the integral metric. (English) Zbl 07437685 Res. Math. 27, No. 2, 7-12 (2019). MSC: 41A20 41A50 PDF BibTeX XML Cite \textit{V. F. Babenko} and \textit{O. V. Polyakov}, Res. Math. 27, No. 2, 7--12 (2019; Zbl 07437685) Full Text: DOI OpenURL
Chakir, Y.; Abouir, J.; Benouahmane, B. On certain applications of the two-point Padé approximants by using extended epsilon algorithm. (English) Zbl 07376200 An. Univ. Craiova, Ser. Mat. Inf. 46, No. 2, 400-409 (2019). MSC: 41A21 41A20 65D15 PDF BibTeX XML Cite \textit{Y. Chakir} et al., An. Univ. Craiova, Ser. Mat. Inf. 46, No. 2, 400--409 (2019; Zbl 07376200) OpenURL
Cheng, Yiyuan; Zhang, Yongquan; Zha, Xingxing The rational approximation to \(|x|^\alpha\) (\(1 \le \alpha < 2\)) at the adjusted tangent nodes. (Chinese. English summary) Zbl 1449.41008 Chin. J. Eng. Math. 36, No. 5, 551-556 (2019). MSC: 41A20 41A25 PDF BibTeX XML Cite \textit{Y. Cheng} et al., Chin. J. Eng. Math. 36, No. 5, 551--556 (2019; Zbl 1449.41008) Full Text: DOI OpenURL
Prokhorov, Vasiliy A. On the degree of rational approximation of Markov functions on discrete sets. (English) Zbl 1442.30034 Jaen J. Approx. 11, No. 1-2, 1-29 (2019). MSC: 30E10 41A20 41A25 PDF BibTeX XML Cite \textit{V. A. Prokhorov}, Jaen J. Approx. 11, No. 1--2, 1--29 (2019; Zbl 1442.30034) Full Text: Link OpenURL
Rosado, Alberto López; Muñoz, Federico Prieto; Fernández, Roberto Alvarez An analytic expression for the inverse involute. (English) Zbl 1435.41016 Math. Probl. Eng. 2019, Article ID 3586012, 9 p. (2019). MSC: 41A20 PDF BibTeX XML Cite \textit{A. L. Rosado} et al., Math. Probl. Eng. 2019, Article ID 3586012, 9 p. (2019; Zbl 1435.41016) Full Text: DOI OpenURL
Harizanov, Stanislav; Lazarov, Raytcho; Margenov, Svetozar; Marinov, Pencho; Pasciak, Joseph Comparison analysis of two numerical methods for fractional diffusion problems based on the best rational approximations of \(t^\gamma\) on \([0, 1]\). (English) Zbl 1429.65064 Apel, Thomas (ed.) et al., Advanced finite element methods with applications. Selected papers from the 30th Chemnitz finite element symposium, St. Wolfgang/Strobl, Austria, September 25–27, 2017. Cham: Springer. Lect. Notes Comput. Sci. Eng. 128, 165-185 (2019). MSC: 65F10 65F15 65D32 35R11 65N30 65N06 65K10 41A20 15A18 35J05 PDF BibTeX XML Cite \textit{S. Harizanov} et al., Lect. Notes Comput. Sci. Eng. 128, 165--185 (2019; Zbl 1429.65064) Full Text: DOI arXiv OpenURL
Gao, Ya; Wu, Garidi Approximation of weighted Müntz rational in Orlicz space. (Chinese. English summary) Zbl 1449.41009 J. Inn. Mong. Norm. Univ., Nat. Sci. 48, No. 4, 373-376 (2019). MSC: 41A20 41A65 PDF BibTeX XML Cite \textit{Y. Gao} and \textit{G. Wu}, J. Inn. Mong. Norm. Univ., Nat. Sci. 48, No. 4, 373--376 (2019; Zbl 1449.41009) Full Text: DOI OpenURL
Aptekarev, A. I.; Lapik, M. A.; Lysov, V. G. Direct and inverse problems for vector logarithmic potentials with external fields. (English) Zbl 1428.41016 Anal. Math. Phys. 9, No. 3, 919-935 (2019). MSC: 41A20 41A10 41A21 PDF BibTeX XML Cite \textit{A. I. Aptekarev} et al., Anal. Math. Phys. 9, No. 3, 919--935 (2019; Zbl 1428.41016) Full Text: DOI OpenURL
Katiyar, S. K.; Chand, A. K. B.; Saravana Kumar, G. A new class of rational cubic spline fractal interpolation function and its constrained aspects. (English) Zbl 1428.28016 Appl. Math. Comput. 346, 319-335 (2019). MSC: 28A80 26A48 41A05 41A20 65D05 65D07 PDF BibTeX XML Cite \textit{S. K. Katiyar} et al., Appl. Math. Comput. 346, 319--335 (2019; Zbl 1428.28016) Full Text: DOI OpenURL
Marchi, Benjamin C.; Arruda, Ellen M. Generalized error-minimizing, rational inverse Langevin approximations. (English) Zbl 1425.74083 Math. Mech. Solids 24, No. 6, 1630-1647 (2019). MSC: 74B20 74L15 74S30 82-08 65D15 41A20 PDF BibTeX XML Cite \textit{B. C. Marchi} and \textit{E. M. Arruda}, Math. Mech. Solids 24, No. 6, 1630--1647 (2019; Zbl 1425.74083) Full Text: DOI OpenURL
Coroianu, Lucian; Gal, Sorin G. Approximation by max-product operators of Kantorovich type. (English) Zbl 1438.41024 Stud. Univ. Babeș-Bolyai, Math. 64, No. 2, 207-223 (2019). MSC: 41A35 41A25 41A20 PDF BibTeX XML Cite \textit{L. Coroianu} and \textit{S. G. Gal}, Stud. Univ. Babeș-Bolyai, Math. 64, No. 2, 207--223 (2019; Zbl 1438.41024) Full Text: DOI OpenURL
Lai, Yisheng; Chen, Falai; Shi, Xiaoran Implicitizing rational surfaces without base points by moving planes and moving quadrics. (English) Zbl 1465.65016 Comput. Aided Geom. Des. 70, 1-15 (2019). MSC: 65D17 41A20 PDF BibTeX XML Cite \textit{Y. Lai} et al., Comput. Aided Geom. Des. 70, 1--15 (2019; Zbl 1465.65016) Full Text: DOI OpenURL
Bognár, Gergő; Fridli, Sándor On the pole stability of rational approximation. (English) Zbl 1438.41015 Ann. Univ. Sci. Budap. Rolando Eötvös, Sect. Comput. 49, 35-51 (2019). Reviewer: Marcel G. de Bruin (Heemstede) MSC: 41A20 PDF BibTeX XML Cite \textit{G. Bognár} and \textit{S. Fridli}, Ann. Univ. Sci. Budap. Rolando Eötvös, Sect. Comput. 49, 35--51 (2019; Zbl 1438.41015) Full Text: Link OpenURL
Qian, Tao; Wang, Jianzhong; Mai, Weixiong An enhancement algorithm for cyclic adaptive Fourier decomposition. (English) Zbl 1426.41012 Appl. Comput. Harmon. Anal. 47, No. 2, 516-525 (2019). MSC: 41A20 30H10 30J10 65T50 PDF BibTeX XML Cite \textit{T. Qian} et al., Appl. Comput. Harmon. Anal. 47, No. 2, 516--525 (2019; Zbl 1426.41012) Full Text: DOI arXiv OpenURL
Gopal, Abinand; Trefethen, Lloyd N. Solving Laplace problems with corner singularities via rational functions. (English) Zbl 1431.65223 SIAM J. Numer. Anal. 57, No. 5, 2074-2094 (2019). Reviewer: Andreas Kleefeld (Jülich) MSC: 65N35 41A20 65E05 35J05 65N80 PDF BibTeX XML Cite \textit{A. Gopal} and \textit{L. N. Trefethen}, SIAM J. Numer. Anal. 57, No. 5, 2074--2094 (2019; Zbl 1431.65223) Full Text: DOI arXiv OpenURL
Sharma, Janak Raj; Arora, Himani Efficient Ostrowski-like methods of optimal eighth and sixteenth order convergence and their dynamics. (English) Zbl 1438.65107 Afr. Mat. 30, No. 5-6, 921-941 (2019). MSC: 65H05 41A20 PDF BibTeX XML Cite \textit{J. R. Sharma} and \textit{H. Arora}, Afr. Mat. 30, No. 5--6, 921--941 (2019; Zbl 1438.65107) Full Text: DOI OpenURL
Gawlik, Evan S. Zolotarev iterations for the Matrix square Root. (English) Zbl 1420.65057 SIAM J. Matrix Anal. Appl. 40, No. 2, 696-719 (2019). MSC: 65F30 65F60 41A20 49K35 PDF BibTeX XML Cite \textit{E. S. Gawlik}, SIAM J. Matrix Anal. Appl. 40, No. 2, 696--719 (2019; Zbl 1420.65057) Full Text: DOI arXiv OpenURL
Pindza, Edson; Youbi, Francis; Maré, Eben; Davison, Matt Barycentric spectral domain decomposition methods for valuing a class of infinite activity Lévy models. (English) Zbl 1418.91601 Discrete Contin. Dyn. Syst., Ser. S 12, No. 3, 625-643 (2019). MSC: 91G60 65M70 65R20 41A10 41A20 91G20 PDF BibTeX XML Cite \textit{E. Pindza} et al., Discrete Contin. Dyn. Syst., Ser. S 12, No. 3, 625--643 (2019; Zbl 1418.91601) Full Text: DOI OpenURL
Elsworth, Steven; Güttel, Stefan Conversions between barycentric, RKFUN, and Newton representations of rational interpolants. (English) Zbl 1429.65075 Linear Algebra Appl. 576, 246-257 (2019). Reviewer: Adhemar Bultheel (Leuven) MSC: 65F15 41A20 30E10 65H17 PDF BibTeX XML Cite \textit{S. Elsworth} and \textit{S. Güttel}, Linear Algebra Appl. 576, 246--257 (2019; Zbl 1429.65075) Full Text: DOI arXiv Link OpenURL
Behera, Kiran Kumar; Swaminathan, A. Biorthogonal rational functions of \(R_{II}\)-type. (English) Zbl 1419.42020 Proc. Am. Math. Soc. 147, No. 7, 3061-3073 (2019). MSC: 42C05 41A20 15A18 PDF BibTeX XML Cite \textit{K. K. Behera} and \textit{A. Swaminathan}, Proc. Am. Math. Soc. 147, No. 7, 3061--3073 (2019; Zbl 1419.42020) Full Text: DOI arXiv OpenURL
Nedaiasl, Khadijeh; Bastani, Ali Foroush; Rafiee, Aysan A product integration method for the approximation of the early exercise boundary in the American option pricing problem. (English) Zbl 1414.91415 Math. Methods Appl. Sci. 42, No. 8, 2825-2841 (2019). MSC: 91G60 91G20 45G05 65R20 45D05 41A20 PDF BibTeX XML Cite \textit{K. Nedaiasl} et al., Math. Methods Appl. Sci. 42, No. 8, 2825--2841 (2019; Zbl 1414.91415) Full Text: DOI arXiv OpenURL
López Lagomasino, G.; Medina Peralta, S.; Szmigielski, J. Mixed type Hermite-Padé approximation inspired by the Degasperis-Procesi equation. (English) Zbl 1435.30119 Adv. Math. 349, 813-838 (2019). Reviewer: Arthur Danielyan (Tampa) MSC: 30E10 42C05 41A20 PDF BibTeX XML Cite \textit{G. López Lagomasino} et al., Adv. Math. 349, 813--838 (2019; Zbl 1435.30119) Full Text: DOI arXiv OpenURL
Gopal, Abinand; Trefethen, Lloyd N. Representation of conformal maps by rational functions. (English) Zbl 1414.30011 Numer. Math. 142, No. 2, 359-382 (2019). MSC: 30C30 41A20 65E05 PDF BibTeX XML Cite \textit{A. Gopal} and \textit{L. N. Trefethen}, Numer. Math. 142, No. 2, 359--382 (2019; Zbl 1414.30011) Full Text: DOI arXiv OpenURL
Wang, Hongzeng; Zhang, Qingling; Lu, Dawei A quicker approximation of the gamma function towards the Windschitl’s formula by continued fraction. (English) Zbl 1408.41007 Ramanujan J. 48, No. 1, 75-90 (2019). MSC: 41A20 33B15 41A60 PDF BibTeX XML Cite \textit{H. Wang} et al., Ramanujan J. 48, No. 1, 75--90 (2019; Zbl 1408.41007) Full Text: DOI OpenURL