Marcellán, Francisco; Rodríguez, José M. Lupaş-type inequality and applications to Markov-type inequalities in weighted Sobolev spaces. (English) Zbl 07357733 Bull. Math. Sci. 11, No. 1, Article ID 1950022, 20 p. (2021). MSC: 33C45 41A17 26C99 PDF BibTeX XML Cite \textit{F. Marcellán} and \textit{J. M. Rodríguez}, Bull. Math. Sci. 11, No. 1, Article ID 1950022, 20 p. (2021; Zbl 07357733) Full Text: DOI
Kindermann, Stefan Optimal-order convergence of Nesterov acceleration for linear ill-posed problems. (English) Zbl 07357681 Inverse Probl. 37, No. 6, Article ID 065002, 21 p. (2021). MSC: 00A 65D 41A 65A PDF BibTeX XML Cite \textit{S. Kindermann}, Inverse Probl. 37, No. 6, Article ID 065002, 21 p. (2021; Zbl 07357681) Full Text: DOI
Albiac, Fernando; Ansorena, José L.; Berná, Pablo M.; Wojtaszczyk, Przemysław Greedy approximation for biorthogonal systems in quasi-Banach spaces. (English) Zbl 07357651 Diss. Math. 560, 1-88 (2021). MSC: 46B15 41A65 46A16 PDF BibTeX XML Cite \textit{F. Albiac} et al., Diss. Math. 560, 1--88 (2021; Zbl 07357651) Full Text: DOI
Park, Inyoung; Zhao, Jian; Zhu, Kehe Norm approximation by Taylor polynomials in Hardy and Bergman spaces. (English) Zbl 07357633 Int. J. Math. 32, No. 6, Article ID 2150037, 13 p. (2021). MSC: 30H10 30H20 32A36 41A58 PDF BibTeX XML Cite \textit{I. Park} et al., Int. J. Math. 32, No. 6, Article ID 2150037, 13 p. (2021; Zbl 07357633) Full Text: DOI
Laurinčikas, Antanas; Šiaučiūnas, Darius; Tekorė, Monika Joint universality of periodic zeta-functions with multiplicative coefficients. II. (English) Zbl 07357613 Nonlinear Anal., Model. Control 26, No. 3, 550-564 (2021). MSC: 41A 11M PDF BibTeX XML Cite \textit{A. Laurinčikas} et al., Nonlinear Anal., Model. Control 26, No. 3, 550--564 (2021; Zbl 07357613) Full Text: DOI
Aslantas, Mustafa; Sahin, Hakan; Altun, Ishak Best proximity point theorems for cyclic \(p\)-contractions with some consequences and applications. (English) Zbl 07357589 Nonlinear Anal., Model. Control 26, No. 1, 113-129 (2021). MSC: 47H 41A 46B PDF BibTeX XML Cite \textit{M. Aslantas} et al., Nonlinear Anal., Model. Control 26, No. 1, 113--129 (2021; Zbl 07357589) Full Text: DOI
Jayanarayanan, C. R.; Siju, Sreejith Ball proximinality of \(M\)-ideals of compact operators. (English) Zbl 07357565 Proc. Am. Math. Soc. 149, No. 8, 3395-3405 (2021). MSC: 46B28 41A65 47B07 47A58 46B04 PDF BibTeX XML Cite \textit{C. R. Jayanarayanan} and \textit{S. Siju}, Proc. Am. Math. Soc. 149, No. 8, 3395--3405 (2021; Zbl 07357565) Full Text: DOI
Brubeck, Pablo D.; Nakatsukasa, Yuji; Trefethen, Lloyd N. Vandermonde with Arnoldi. (English) Zbl 07357074 SIAM Rev. 63, No. 2, 405-415 (2021). MSC: 41A05 65D05 65D10 PDF BibTeX XML Cite \textit{P. D. Brubeck} et al., SIAM Rev. 63, No. 2, 405--415 (2021; Zbl 07357074) Full Text: DOI
Chen, Xiao-Diao; Yang, Kang; Gong, Sijie; Zhu, Ling A family of Wilker’s inequalities in two parameters and its applications. (English) Zbl 07356811 J. Math. Inequal. 15, No. 1, 421-441 (2021). MSC: 26D15 41A10 42A16 PDF BibTeX XML Cite \textit{X.-D. Chen} et al., J. Math. Inequal. 15, No. 1, 421--441 (2021; Zbl 07356811) Full Text: DOI
He, Shaoyong Approximation properties of combination of multivariate averages on Triebel-Lizorkin spaces. (English) Zbl 07356807 J. Math. Inequal. 15, No. 1, 357-374 (2021). MSC: 41A17 42B35 PDF BibTeX XML Cite \textit{S. He}, J. Math. Inequal. 15, No. 1, 357--374 (2021; Zbl 07356807) Full Text: DOI
Sun, Wenchang (English) Zbl 07356044 Math. Comput. 90, No. 330, 1899-1929 (2021). MSC: 94A12 94A20 41A15 46C05 PDF BibTeX XML Cite \textit{W. Sun}, Math. Comput. 90, No. 330, 1899--1929 (2021; Zbl 07356044) Full Text: DOI
Kuo, Frances Y.; Migliorati, Giovanni; Nobile, Fabio; Nuyens, Dirk Function integration, reconstruction and approximation using rank-\(1\) lattices. (English) Zbl 07356043 Math. Comput. 90, No. 330, 1861-1897 (2021). MSC: 41A10 42A10 41A63 65D30 65D32 65D15 PDF BibTeX XML Cite \textit{F. Y. Kuo} et al., Math. Comput. 90, No. 330, 1861--1897 (2021; Zbl 07356043) Full Text: DOI
Acu, Ana-Maria; Buscu, Ioan Cristian; Rasa, Ioan A sequence of Appell polynomials and the associated Jakimovski-Leviatan operators. (English) Zbl 07355864 Anal. Math. Phys. 11, No. 2, Paper No. 88, 13 p. (2021). MSC: 41A36 11B83 65D20 PDF BibTeX XML Cite \textit{A.-M. Acu} et al., Anal. Math. Phys. 11, No. 2, Paper No. 88, 13 p. (2021; Zbl 07355864) Full Text: DOI
Watanabe, Takuya; Zerzeri, Maher Landau-Zener formula in a “non-adiabatic” regime for avoided crossings. (English) Zbl 07355858 Anal. Math. Phys. 11, No. 2, Paper No. 82, 47 p. (2021). MSC: 81Q05 34E20 34M60 81Q20 41A60 PDF BibTeX XML Cite \textit{T. Watanabe} and \textit{M. Zerzeri}, Anal. Math. Phys. 11, No. 2, Paper No. 82, 47 p. (2021; Zbl 07355858) Full Text: DOI
Voskanyan, D. On a scale of criteria on \(n\)-dependence. (English) Zbl 07355695 J. Contemp. Math. Anal., Armen. Acad. Sci. 56, No. 1, 5-8 (2021) and Izv. Nats. Akad. Nauk Armen., Mat. 56, No. 1, 10-15 (2021). MSC: 41A05 41A63 14H50 51N15 PDF BibTeX XML Cite \textit{D. Voskanyan}, J. Contemp. Math. Anal., Armen. Acad. Sci. 56, No. 1, 5--8 (2021; Zbl 07355695) Full Text: DOI
Malyutin, K.; Kabanko, M.; Kozlova, I. Multiple interpolation by the functions of finite order in the half-plane. II. (English) Zbl 07355614 Lobachevskii J. Math. 42, No. 4, 811-822 (2021). MSC: 41 30 PDF BibTeX XML Cite \textit{K. Malyutin} et al., Lobachevskii J. Math. 42, No. 4, 811--822 (2021; Zbl 07355614) Full Text: DOI
Alimov, A. R. Solarity of Chebyshev sets in dual spaces and uniquely remotal sets. (English) Zbl 07355611 Lobachevskii J. Math. 42, No. 4, 785-790 (2021). MSC: 41A50 PDF BibTeX XML Cite \textit{A. R. Alimov}, Lobachevskii J. Math. 42, No. 4, 785--790 (2021; Zbl 07355611) Full Text: DOI
Kozynenko, O.; Skorokhodov, D. Kolmogorov-type inequalities for the norms of fractional derivatives of functions defined on the positive half line. (English. Ukrainian original) Zbl 07355579 Ukr. Math. J. 72, No. 10, 1579-1594 (2021); translation from Ukr. Mat. Zh. 72, No. 10, 1372-1385 (2020). MSC: 41A PDF BibTeX XML Cite \textit{O. Kozynenko} and \textit{D. Skorokhodov}, Ukr. Math. J. 72, No. 10, 1579--1594 (2021; Zbl 07355579); translation from Ukr. Mat. Zh. 72, No. 10, 1372--1385 (2020) Full Text: DOI
Adler, Jeffrey D.; Mishra, Manish Regular Bernstein blocks. (English) Zbl 07355561 J. Reine Angew. Math. 775, 71-86 (2021). MSC: 68 41 PDF BibTeX XML Cite \textit{J. D. Adler} and \textit{M. Mishra}, J. Reine Angew. Math. 775, 71--86 (2021; Zbl 07355561) Full Text: DOI
Aslan, Reşat; İzgi, Aydın Approximation by one and two variables of the Bernstein-Schurer-type operators and associated GBS operators on symmetrical mobile interval. (English) Zbl 07355402 J. Funct. Spaces 2021, Article ID 9979286, 12 p. (2021). MSC: 41A36 41A25 PDF BibTeX XML Cite \textit{R. Aslan} and \textit{A. İzgi}, J. Funct. Spaces 2021, Article ID 9979286, 12 p. (2021; Zbl 07355402) Full Text: DOI
Fazzi, Antonio; Guglielmi, Nicola; Markovsky, Ivan A gradient system approach for Hankel structured low-rank approximation. (English) Zbl 07355238 Linear Algebra Appl. 623, 236-257 (2021). MSC: 65F55 41A29 65Y20 68W25 15B05 PDF BibTeX XML Cite \textit{A. Fazzi} et al., Linear Algebra Appl. 623, 236--257 (2021; Zbl 07355238) Full Text: DOI
Rouault, Alain A matrix version of a higher-order Szegő theorem. (English) Zbl 07355205 J. Approx. Theory 266, Article ID 105578, 16 p. (2021). MSC: 41 42 PDF BibTeX XML Cite \textit{A. Rouault}, J. Approx. Theory 266, Article ID 105578, 16 p. (2021; Zbl 07355205) Full Text: DOI
Gawlik, Evan S.; Nakatsukasa, Yuji Approximating the \(p\)th root by composite rational functions. (English) Zbl 07355204 J. Approx. Theory 266, Article ID 105577, 16 p. (2021). MSC: 41A20 41A25 65D15 41A50 PDF BibTeX XML Cite \textit{E. S. Gawlik} and \textit{Y. Nakatsukasa}, J. Approx. Theory 266, Article ID 105577, 16 p. (2021; Zbl 07355204) Full Text: DOI
Chen, Heng; Chen, Di-Rong; Zhao, Yao Estimations of singular functions of kernel cross-covariance operators. (English) Zbl 07355203 J. Approx. Theory 266, Article ID 105576, 10 p. (2021). MSC: 41 42 PDF BibTeX XML Cite \textit{H. Chen} et al., J. Approx. Theory 266, Article ID 105576, 10 p. (2021; Zbl 07355203) Full Text: DOI
Marcellán, F.; Chaggara, H.; Ayadi, N. 2-orthogonal polynomials and Darboux transformations. Applications to the discrete Hahn-classical case. (English) Zbl 07355118 J. Difference Equ. Appl. 27, No. 3, 431-452 (2021). MSC: 33C45 39A70 41A10 41A58 PDF BibTeX XML Cite \textit{F. Marcellán} et al., J. Difference Equ. Appl. 27, No. 3, 431--452 (2021; Zbl 07355118) Full Text: DOI
Goujon, Alexis; Aziznejad, Shayan; Naderi, Alireza; Unser, Michael Shortest-support multi-spline bases for generalized sampling. (English) Zbl 07355005 J. Comput. Appl. Math. 395, Article ID 113610, 18 p. (2021). MSC: 94A20 41A15 05A15 PDF BibTeX XML Cite \textit{A. Goujon} et al., J. Comput. Appl. Math. 395, Article ID 113610, 18 p. (2021; Zbl 07355005) Full Text: DOI
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). MSC: 41A 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
Gal, Sorin G.; Niculescu, Constantin P. A note on the Choquet type operators. (English) Zbl 07354691 Aequationes Math. 95, No. 3, 433-447 (2021). MSC: 41A35 41A36 47H07 PDF BibTeX XML Cite \textit{S. G. Gal} and \textit{C. P. Niculescu}, Aequationes Math. 95, No. 3, 433--447 (2021; Zbl 07354691) Full Text: DOI
Ait-Haddou, Rachid; Goldman, Ron; Mazure, Marie-Laurence Quantum Lorentz degrees of polynomials and a Pólya theorem for polynomials positive on \(q\)-lattices. (English) Zbl 07354405 Appl. Numer. Math. 165, 553-577 (2021). MSC: 41A PDF BibTeX XML Cite \textit{R. Ait-Haddou} et al., Appl. Numer. Math. 165, 553--577 (2021; Zbl 07354405) Full Text: DOI
Roul, Pradip; Prasad Goura, V. M. K.; Kassner, Klaus A high accuracy numerical approach for electro-hydrodynamic flow of a fluid in an ion-drag configuration in a circular cylindrical conduit. (English) Zbl 07354391 Appl. Numer. Math. 165, 303-321 (2021). MSC: 65 65D 41A 41 PDF BibTeX XML Cite \textit{P. Roul} et al., Appl. Numer. Math. 165, 303--321 (2021; Zbl 07354391) Full Text: DOI
Abdullayev, Fahreddin; Chaichenko, Stanislav; Shidlich, Andrii Direct and inverse approximation theorems of functions in the Musielak-Orlicz type spaces. (English) Zbl 07354307 Math. Inequal. Appl. 24, No. 2, 323-336 (2021). MSC: 41A27 42A16 41A44 PDF BibTeX XML Cite \textit{F. Abdullayev} et al., Math. Inequal. Appl. 24, No. 2, 323--336 (2021; Zbl 07354307) Full Text: DOI
Dzyubenko, German On constants in coconvex approximation of periodic functions. (English) Zbl 07354298 Math. Inequal. Appl. 24, No. 1, 201-208 (2021). MSC: 42A10 41A17 41A25 41A29 PDF BibTeX XML Cite \textit{G. Dzyubenko}, Math. Inequal. Appl. 24, No. 1, 201--208 (2021; Zbl 07354298) Full Text: DOI
Łenski, Włodzimierz; Singh, Uaday; Szal, Bogdan Trigonometric approximation of functions in seminormed spaces. (English) Zbl 07354291 Math. Inequal. Appl. 24, No. 1, 89-101 (2021). MSC: 41A25 46E30 42A24 42A10 40C05 PDF BibTeX XML Cite \textit{W. Łenski} et al., Math. Inequal. Appl. 24, No. 1, 89--101 (2021; Zbl 07354291) Full Text: DOI
Hou, Qing-hu; Li, Guojie Log-concavity of \(P\)-recursive sequences. (English) Zbl 07354280 J. Symb. Comput. 107, 251-268 (2021). MSC: 41A60 05A20 41A58 PDF BibTeX XML Cite \textit{Q.-h. Hou} and \textit{G. Li}, J. Symb. Comput. 107, 251--268 (2021; Zbl 07354280) Full Text: DOI
George, Reny; Mitrović, Zoran D.; Aydi, Hassen On best approximations in hyperconvex spaces. (English) Zbl 07353426 J. Funct. Spaces 2021, Article ID 5555403, 5 p. (2021). MSC: 41A65 PDF BibTeX XML Cite \textit{R. George} et al., J. Funct. Spaces 2021, Article ID 5555403, 5 p. (2021; Zbl 07353426) Full Text: DOI
Georgieva, Atanaska Solving two-dimensional nonlinear fuzzy Volterra integral equations by homotopy analysis method. (English) Zbl 07353410 Demonstr. Math. 54, 11-24 (2021). MSC: 41A25 45G10 65R20 PDF BibTeX XML Cite \textit{A. Georgieva}, Demonstr. Math. 54, 11--24 (2021; Zbl 07353410) Full Text: DOI
Molag, L. D. The local universality of Muttalib-Borodin ensembles when the parameter \(\theta\) is the reciprocal of an integer. (English) Zbl 07353400 Nonlinearity 34, No. 5, 3485-3564 (2021). MSC: 30E25 33C20 41A60 60B20 PDF BibTeX XML Cite \textit{L. D. Molag}, Nonlinearity 34, No. 5, 3485--3564 (2021; Zbl 07353400) Full Text: DOI
Charlier, Christophe; Lenells, Jonatan; Mauersberger, Julian The multiplicative constant for the Meijer-\(G\) kernel determinant. (English) Zbl 07353381 Nonlinearity 34, No. 5, 2837-2877 (2021). MSC: 41A60 60B20 60G55 30E25 PDF BibTeX XML Cite \textit{C. Charlier} et al., Nonlinearity 34, No. 5, 2837--2877 (2021; Zbl 07353381) Full Text: DOI
Bucur, I.; Paltineanu, G. De Branges type lemma and approximation in weighted spaces. (English) Zbl 07353310 Mediterr. J. Math. 18, No. 3, Paper No. 120, 19 p. (2021). MSC: 41A10 46J10 PDF BibTeX XML Cite \textit{I. Bucur} and \textit{G. Paltineanu}, Mediterr. J. Math. 18, No. 3, Paper No. 120, 19 p. (2021; Zbl 07353310) Full Text: DOI
Duan, Beiping; Zhang, Zhimin A rational approximation scheme for computing Mittag-Leffler function with discrete elliptic operator as input. (English) Zbl 07353291 J. Sci. Comput. 87, No. 3, Paper No. 75, 20 p. (2021). MSC: 41 65Y05 65D05 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 07353291) Full Text: DOI
Cao-Rial, M. T.; Castiñeira, G.; Rodríguez-Arós, Á.; Roscani, S. Asymptotic analysis of elliptic membrane shells in thermoelastodynamics. (English) Zbl 07353205 J. Elasticity 143, No. 2, 385-409 (2021). MSC: 41A60 74A15 35Q74 74K25 74K15 PDF BibTeX XML Cite \textit{M. T. Cao-Rial} et al., J. Elasticity 143, No. 2, 385--409 (2021; Zbl 07353205) Full Text: DOI
Raffo, Andrea; Biasotti, Silvia Weighted quasi-interpolant spline approximations: properties and applications. (English) Zbl 07352582 Numer. Algorithms 87, No. 2, 819-847 (2021). MSC: 65D15 41A15 68U07 PDF BibTeX XML Cite \textit{A. Raffo} and \textit{S. Biasotti}, Numer. Algorithms 87, No. 2, 819--847 (2021; Zbl 07352582) Full Text: DOI
Bogatyrëv, Andrei Projective view at optimization problem for multiband filter. (English) Zbl 07352300 Proc. Am. Math. Soc. 149, No. 7, 3021-3035 (2021). MSC: 41A20 41A50 49K35 94Cxx PDF BibTeX XML Cite \textit{A. Bogatyrëv}, Proc. Am. Math. Soc. 149, No. 7, 3021--3035 (2021; Zbl 07352300) Full Text: DOI
Liu, Hongyan; Sheng, Changtao; Wang, Li-Lian; Yuan, Huifang On diagonal dominance of FEM stiffness matrix of fractional Laplacian and maximum principle preserving schemes for the fractional Allen-Cahn equation. (English) Zbl 07352254 J. Sci. Comput. 86, No. 2, Paper No. 19, 28 p. (2021). MSC: 65 35B50 41A05 41A25 74S05 PDF BibTeX XML Cite \textit{H. Liu} et al., J. Sci. Comput. 86, No. 2, Paper No. 19, 28 p. (2021; Zbl 07352254) Full Text: DOI
Kudaibergenov, S. S.; Nurmoldin, Y. Y.; Nauryzbayev, N. Zh.; Temirgaliyev, N. Formulas for approximate calculation of the Chebyshev coefficients. (English. Russian original) Zbl 07352189 Russ. Math. 65, No. 2, 69-74 (2021); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 2021, No. 2, 79-85 (2021). MSC: 65D 41A 65L 65F 65H PDF BibTeX XML Cite \textit{S. S. Kudaibergenov} et al., Russ. Math. 65, No. 2, 69--74 (2021; Zbl 07352189); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 2021, No. 2, 79--85 (2021) Full Text: DOI
Zheng, Xiangcheng; Ervin, V. J.; Wang, Hong Optimal Petrov-Galerkin spectral approximation method for the fractional diffusion, advection, reaction equation on a bounded interval. (English) Zbl 07352174 J. Sci. Comput. 86, No. 3, Paper No. 29, 22 p. (2021). MSC: 65N30 65N35 65N12 35B65 41A10 33C45 35R11 PDF BibTeX XML Cite \textit{X. Zheng} et al., J. Sci. Comput. 86, No. 3, Paper No. 29, 22 p. (2021; Zbl 07352174) Full Text: DOI
Charina, M.; Conti, C.; Mejstrik, T.; Merrien, J.-L. Joint spectral radius and ternary Hermite subdivision. (English) Zbl 07351900 Adv. Comput. Math. 47, No. 2, Paper No. 25, 23 p. (2021). MSC: 65 41A60 65D15 13P05 PDF BibTeX XML Cite \textit{M. Charina} et al., Adv. Comput. Math. 47, No. 2, Paper No. 25, 23 p. (2021; Zbl 07351900) Full Text: DOI
Zakharov, Victor G. Reproducing fractional monomials: weakening of the Strang-Fix conditions. (English) Zbl 07351780 Int. J. Wavelets Multiresolut. Inf. Process. 19, No. 2, Article ID 2050068, 17 p. (2021). Reviewer: Martin D. Buhmann (Gießen) MSC: 41A15 41A30 41A63 65D07 26A33 PDF BibTeX XML Cite \textit{V. G. Zakharov}, Int. J. Wavelets Multiresolut. Inf. Process. 19, No. 2, Article ID 2050068, 17 p. (2021; Zbl 07351780) Full Text: DOI
Xiang, Shuhuang Convergence rates on spectral orthogonal projection approximation for functions of algebraic and logarithmatic regularities. (English) Zbl 07351631 SIAM J. Numer. Anal. 59, No. 3, 1374-1398 (2021). MSC: 41A10 41A25 41A50 65N35 65M70 PDF BibTeX XML Cite \textit{S. Xiang}, SIAM J. Numer. Anal. 59, No. 3, 1374--1398 (2021; Zbl 07351631) Full Text: DOI
Li, Chong; Ng, Kung Fu; Yao, Jen-Chih; Zhao, Xiaopeng The FM and BCQ qualifications for inequality systems of convex functions in normed linear spaces. (English) Zbl 07351610 SIAM J. Optim. 31, No. 2, 1410-1432 (2021). MSC: 90C30 90C25 52A07 41A29 PDF BibTeX XML Cite \textit{C. Li} et al., SIAM J. Optim. 31, No. 2, 1410--1432 (2021; Zbl 07351610) Full Text: DOI
Trynin, A. Yu. Sufficient conditions for convergence of generalized sinc-approximations on segment. (English. Russian original) Zbl 07351528 J. Math. Sci., New York 255, No. 4, 513-533 (2021); translation from Probl. Mat. Anal. 108, 149-166 (2021). Reviewer: Martin D. Buhmann (Gießen) MSC: 41A05 PDF BibTeX XML Cite \textit{A. Yu. Trynin}, J. Math. Sci., New York 255, No. 4, 513--533 (2021; Zbl 07351528); translation from Probl. Mat. Anal. 108, 149--166 (2021) Full Text: DOI
Askitis, Dimitris Logarithmic concavity of the inverse incomplete beta function with respect to the first parameter. (English) Zbl 07351511 Math. Scand. 127, No. 1, 111-130 (2021). MSC: 41A 60E PDF BibTeX XML Cite \textit{D. Askitis}, Math. Scand. 127, No. 1, 111--130 (2021; Zbl 07351511) Full Text: DOI
Wu, Cong; Wang, Jinru; Zeng, Xiaochen A pointwise lower bound for generalized deconvolution density estimation. (English) Zbl 07350905 Appl. Anal. 100, No. 8, 1806-1815 (2021). MSC: 62G07 42C40 41A25 41A27 PDF BibTeX XML Cite \textit{C. Wu} et al., Appl. Anal. 100, No. 8, 1806--1815 (2021; Zbl 07350905) Full Text: DOI
Singh, Uaday On the trigonometric approximation of functions in a weighted Lipschitz class. (English) Zbl 07350503 J. Anal. 29, No. 1, 325-335 (2021). Reviewer: Włodzimierz Łenski (Poznań) MSC: 42A10 40G05 41A81 PDF BibTeX XML Cite \textit{U. Singh}, J. Anal. 29, No. 1, 325--335 (2021; Zbl 07350503) Full Text: DOI
Khan, Khuram Ali; Niaz, Tasadduq; Pečarić, Đilda; Pečarić, Josip Estimation of different entropies via Hermite interpolating polynomial using Jensen-type functionals. (English) Zbl 07350482 J. Anal. 29, No. 1, 15-46 (2021). MSC: 94A17 05A19 39B62 94A15 41A05 PDF BibTeX XML Cite \textit{K. A. Khan} et al., J. Anal. 29, No. 1, 15--46 (2021; Zbl 07350482) Full Text: DOI
Zhou, Nian Hong; Niu, Da-Wei Monotonicity properties related to the ratio of two gamma functions. (English) Zbl 07350319 Mediterr. J. Math. 18, No. 3, Paper No. 104, 12 p. (2021). MSC: 33B15 11B68 26A48 26D15 41A60 PDF BibTeX XML Cite \textit{N. H. Zhou} and \textit{D.-W. Niu}, Mediterr. J. Math. 18, No. 3, Paper No. 104, 12 p. (2021; Zbl 07350319) Full Text: DOI
Ostrovska, Sofiya; Özban, Ahmet Yaşar On the convergence of the \(q\)-Bernstein polynomials for power functions. (English) Zbl 07350316 Mediterr. J. Math. 18, No. 3, Paper No. 101, 12 p. (2021). MSC: 41A10 41A25 PDF BibTeX XML Cite \textit{S. Ostrovska} and \textit{A. Y. Özban}, Mediterr. J. Math. 18, No. 3, Paper No. 101, 12 p. (2021; Zbl 07350316) Full Text: DOI
Tsar’kov, Igor’ G. Properties of monotone path-connected sets. (English. Russian original) Zbl 07350257 Izv. Math. 85, No. 2, 306-331 (2021); translation from Izv. Ross. Akad. Nauk, Ser. Mat. 85, No. 2, 142-171 (2021). MSC: 41A65 52A30 54C65 54D05 PDF BibTeX XML Cite \textit{I. G. Tsar'kov}, Izv. Math. 85, No. 2, 306--331 (2021; Zbl 07350257); translation from Izv. Ross. Akad. Nauk, Ser. Mat. 85, No. 2, 142--171 (2021) Full Text: DOI
Goćwin, Maciej On optimal adaptive quadratures for automatic integration. (English) Zbl 07349676 BIT 61, No. 2, 411-439 (2021). MSC: 65Y20 65D30 41A25 PDF BibTeX XML Cite \textit{M. Goćwin}, BIT 61, No. 2, 411--439 (2021; Zbl 07349676) Full Text: DOI
Runovskii, Konstantin V. Multiplicator type operators and approximation of periodic functions of one variable by trigonometric polynomials. (English. Russian original) Zbl 07349627 Sb. Math. 212, No. 2, 234-264 (2021); translation from Mat. Sb. 212, No. 2, (2021). MSC: 42A10 41A17 41A50 42B15 PDF BibTeX XML Full Text: DOI
Toshniwal, Deepesh; DiPasquale, Michael Counting the dimension of splines of mixed smoothness. A general recipe, and its application to planar meshes of arbitrary topologies. (English) Zbl 07349373 Adv. Comput. Math. 47, No. 1, Paper No. 6, 29 p. (2021). MSC: 13D02 41A15 PDF BibTeX XML Cite \textit{D. Toshniwal} and \textit{M. DiPasquale}, Adv. Comput. Math. 47, No. 1, Paper No. 6, 29 p. (2021; Zbl 07349373) Full Text: DOI
Adcock, Ben; Seifi, Mohsen Frame approximation with bounded coefficients. (English) Zbl 07349371 Adv. Comput. Math. 47, No. 1, Paper No. 4, 25 p. (2021). MSC: 42C15 42C30 41A10 65T40 PDF BibTeX XML Cite \textit{B. Adcock} and \textit{M. Seifi}, Adv. Comput. Math. 47, No. 1, Paper No. 4, 25 p. (2021; Zbl 07349371) Full Text: DOI
Langarshoev, Mukhtor Ramazonovich; Khorazmshoev, Saiddzhobir Saidnasilloevich Sharp inequalities of Jackson-Stechkin type and widths of classes of functions in \(L_2\). (Russian. English translation) Zbl 07349351 Ufim. Mat. Zh. 13, No. 1, 56-68 (2021); translation in Ufa Math. J. 13, No. 1, 56-67 (2021). MSC: 42A10 41A17 41A44 PDF BibTeX XML Cite \textit{M. R. Langarshoev} and \textit{S. S. Khorazmshoev}, Ufim. Mat. Zh. 13, No. 1, 56--68 (2021; Zbl 07349351); translation in Ufa Math. J. 13, No. 1, 56--67 (2021) Full Text: DOI MNR
Laakmann, Fabian; Petersen, Philipp Efficient approximation of solutions of parametric linear transport equations by ReLU DNNs. (English) Zbl 07349297 Adv. Comput. Math. 47, No. 1, Paper No. 11, 32 p. (2021). MSC: 65 35A35 35Q49 41A25 41A46 68T05 65N30 PDF BibTeX XML Cite \textit{F. Laakmann} and \textit{P. Petersen}, Adv. Comput. Math. 47, No. 1, Paper No. 11, 32 p. (2021; Zbl 07349297) Full Text: DOI
Conti, Costanza; Cotronei, Mariantonia; Labate, Demetrio; Molina, Wilfredo Stable recovery of planar regions with algebraic boundaries in Bernstein form. (English) Zbl 07349288 Adv. Comput. Math. 47, No. 2, Paper No. 18, 22 p. (2021). MSC: 65D18 68U10 44A60 41A63 65D17 PDF BibTeX XML Cite \textit{C. Conti} et al., Adv. Comput. Math. 47, No. 2, Paper No. 18, 22 p. (2021; Zbl 07349288) Full Text: DOI
Gupta, Vijay Higher order Lupaş-Kantorovich operators and finite differences. (English) Zbl 07348578 Rev. R. Acad. Cienc. Exactas Fís. Nat., Ser. A Mat., RACSAM 115, No. 3, Paper No. 100, 16 p. (2021). MSC: 41A36 41A25 PDF BibTeX XML Cite \textit{V. Gupta}, Rev. R. Acad. Cienc. Exactas Fís. Nat., Ser. A Mat., RACSAM 115, No. 3, Paper No. 100, 16 p. (2021; Zbl 07348578) Full Text: DOI
Malham, Simon J. A.; Shen, Jiaqi; Wiese, Anke Series expansions and direct inversion for the Heston model. (English) Zbl 07348560 SIAM J. Financ. Math. 12, No. 1, 487-549 (2021). MSC: 91G20 91B70 41A58 41A60 PDF BibTeX XML Cite \textit{S. J. A. Malham} et al., SIAM J. Financ. Math. 12, No. 1, 487--549 (2021; Zbl 07348560) Full Text: DOI
Bellomonte, Giorgia Continuous frames for unbounded operators. (English) Zbl 07348551 Adv. Oper. Theory 6, No. 2, Paper No. 41, 28 p. (2021). MSC: 42C15 47A05 47A63 41A65 PDF BibTeX XML Cite \textit{G. Bellomonte}, Adv. Oper. Theory 6, No. 2, Paper No. 41, 28 p. (2021; Zbl 07348551) Full Text: DOI
Zayed, Mohra Certain bases of polynomials associated with entire functions in Clifford analysis. (English) Zbl 07348541 Adv. Appl. Clifford Algebr. 31, No. 2, Paper No. 28, 18 p. (2021). MSC: 30G35 30D15 41A10 PDF BibTeX XML Cite \textit{M. Zayed}, Adv. Appl. Clifford Algebr. 31, No. 2, Paper No. 28, 18 p. (2021; Zbl 07348541) Full Text: DOI
Nikolov, Nikolay M. Semi-differential operators and the algebra of operator product expansion of quantum fields. (English) Zbl 07348137 Commun. Math. Phys. 384, No. 1, 201-244 (2021). MSC: 81T20 18M60 47L65 81R15 17B69 41A65 PDF BibTeX XML Cite \textit{N. M. Nikolov}, Commun. Math. Phys. 384, No. 1, 201--244 (2021; Zbl 07348137) Full Text: DOI
Berná, Pablo M. A note on partially-greedy bases in quasi-Banach spaces. (English) Zbl 07346555 Stud. Math. 259, No. 2, 225-239 (2021). MSC: 46B15 41A65 PDF BibTeX XML Cite \textit{P. M. Berná}, Stud. Math. 259, No. 2, 225--239 (2021; Zbl 07346555) Full Text: DOI
Zhu, Ling A simple rational approximation to the generalized elliptic integral of the first kind. (English) Zbl 07345658 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 07345658) Full Text: DOI
Wu, Yiting; Bercu, Gabriel New refinements of Becker-Stark and Cusa-Huygens inequalities via trigonometric polynomials method. (English) Zbl 07345656 Rev. R. Acad. Cienc. Exactas Fís. Nat., Ser. A Mat., RACSAM 115, No. 2, Paper No. 87, 12 p. (2021). MSC: 26D05 26D15 41A21 42B05 PDF BibTeX XML Cite \textit{Y. Wu} and \textit{G. Bercu}, Rev. R. Acad. Cienc. Exactas Fís. Nat., Ser. A Mat., RACSAM 115, No. 2, Paper No. 87, 12 p. (2021; Zbl 07345656) Full Text: DOI
Tian, Jing-Feng; Yang, Zhenhang; Ha, Ming-Hu; Xing, Hong-Jie A family of high order approximations of Ramanujan type for perimeter of an ellipse. (English) Zbl 07345654 Rev. R. Acad. Cienc. Exactas Fís. Nat., Ser. A Mat., RACSAM 115, No. 2, Paper No. 85, 20 p. (2021). MSC: 33E05 41A50 26A48 26D15 PDF BibTeX XML Cite \textit{J.-F. Tian} et al., Rev. R. Acad. Cienc. Exactas Fís. Nat., Ser. A Mat., RACSAM 115, No. 2, Paper No. 85, 20 p. (2021; Zbl 07345654) Full Text: DOI
Agratini, Octavian Approximation properties of a family of integral type operators. (English) Zbl 07345605 Positivity 25, No. 1, 97-108 (2021). MSC: 41A36 41A25 PDF BibTeX XML Cite \textit{O. Agratini}, Positivity 25, No. 1, 97--108 (2021; Zbl 07345605) Full Text: DOI
Ho, Kwok-Pun Linear operators, Fourier integral operators and \(k\)-plane transforms on rearrangement-invariant quasi-Banach function spaces. (English) Zbl 07345604 Positivity 25, No. 1, 73-96 (2021). MSC: 47B38 44A05 46B70 41A05 46E30 PDF BibTeX XML Cite \textit{K.-P. Ho}, Positivity 25, No. 1, 73--96 (2021; Zbl 07345604) Full Text: DOI
Acu, Ana-Maria; Heilmann, Margareta; Rasa, Ioan Iterates of convolution-type operators. (English) Zbl 07345580 Positivity 25, No. 2, 495-506 (2021). Reviewer: Zoltán Finta (Cluj-Napoca) MSC: 41A25 41A36 PDF BibTeX XML Cite \textit{A.-M. Acu} et al., Positivity 25, No. 2, 495--506 (2021; Zbl 07345580) Full Text: DOI
Alotaibi, Abdullah Approximation of functions by Dunkl-type generalization of Szász-Durrmeyer operators based on \((p,q)\)-integers. (English) Zbl 07345471 J. Funct. Spaces 2021, Article ID 5511610, 8 p. (2021). MSC: 41A35 41A36 PDF BibTeX XML Cite \textit{A. Alotaibi}, J. Funct. Spaces 2021, Article ID 5511610, 8 p. (2021; Zbl 07345471) Full Text: DOI
Charina, Maria; Protasov, Vladimir Yu. Analytic functions in local shift-invariant spaces and analytic limits of level dependent subdivision. (English) Zbl 07345344 J. Fourier Anal. Appl. 27, No. 3, Paper No. 45, 31 p. (2021). MSC: 46E30 41A30 65D17 PDF BibTeX XML Cite \textit{M. Charina} and \textit{V. Yu. Protasov}, J. Fourier Anal. Appl. 27, No. 3, Paper No. 45, 31 p. (2021; Zbl 07345344) Full Text: DOI
Pesenson, Isaac Z.; Pesenson, Meyer Z. Graph signal sampling and interpolation based on clusters and averages. (English) Zbl 07345340 J. Fourier Anal. Appl. 27, No. 3, Paper No. 39, 28 p. (2021). MSC: 42C25 05C99 94A20 41A15 94A12 PDF BibTeX XML Cite \textit{I. Z. Pesenson} and \textit{M. Z. Pesenson}, J. Fourier Anal. Appl. 27, No. 3, Paper No. 39, 28 p. (2021; Zbl 07345340) Full Text: DOI
Bezuglyi, Sergey; Jorgensen, Palle E. T. Harmonic analysis invariants for infinite graphs via operators and algorithms. (English) Zbl 07345335 J. Fourier Anal. Appl. 27, No. 2, Paper No. 34, 46 p. (2021). MSC: 05C63 05C82 37B10 41A63 42B37 47L50 60J45 PDF BibTeX XML Cite \textit{S. Bezuglyi} and \textit{P. E. T. Jorgensen}, J. Fourier Anal. Appl. 27, No. 2, Paper No. 34, 46 p. (2021; Zbl 07345335) Full Text: DOI
Prévost, M.; Rivoal, T. Application of Padé approximation to Euler’s constant and Stirling’s formula. (English) Zbl 07345305 Ramanujan J. 54, No. 1, 177-195 (2021). MSC: 11Y60 41A21 11J72 41A60 PDF BibTeX XML Cite \textit{M. Prévost} and \textit{T. Rivoal}, Ramanujan J. 54, No. 1, 177--195 (2021; Zbl 07345305) Full Text: DOI
Ushakova, E. P. Spline wavelet decomposition in weighted function spaces. (English) Zbl 07343926 Proc. Steklov Inst. Math. 312, 301-324 (2021) and Tr. Mat. Inst. Steklova 312, 313-337 (2021). MSC: 42C40 41A15 46E35 PDF BibTeX XML Cite \textit{E. P. Ushakova}, Proc. Steklov Inst. Math. 312, 301--324 (2021; Zbl 07343926) Full Text: DOI
Temlyakov, V. N. Sampling discretization of integral norms of the hyperbolic cross polynomials. (English) Zbl 07343924 Proc. Steklov Inst. Math. 312, 270-281 (2021) and Tr. Mat. Inst. Steklova 312, 282-293 (2021). MSC: 62H05 62D05 41A10 PDF BibTeX XML Cite \textit{V. N. Temlyakov}, Proc. Steklov Inst. Math. 312, 270--281 (2021; Zbl 07343924) Full Text: DOI
Subbotin, Yu. N.; Baidakova, N. V. Approximation of the derivatives of a function in Lagrange interpolation on low-dimensional simplices. (English. Russian original) Zbl 07343923 Proc. Steklov Inst. Math. 312, 261-269 (2021); translation from Tr. Mat. Inst. Steklova 312, 272-281 (2021). Reviewer: Martin D. Buhmann (Gießen) MSC: 41A05 41A63 PDF BibTeX XML Cite \textit{Yu. N. Subbotin} and \textit{N. V. Baidakova}, Proc. Steklov Inst. Math. 312, 261--269 (2021; Zbl 07343923); translation from Tr. Mat. Inst. Steklova 312, 272--281 (2021) Full Text: DOI
Burenkov, V. I.; Nursultanov, E. D. Interpolation theorems for nonlinear operators in general Morrey-type spaces and their applications. (English. Russian original) Zbl 07343913 Proc. Steklov Inst. Math. 312, 124-149 (2021); translation from Tr. Mat. Inst. Steklova 312, 131-157 (2021). MSC: 47 41 PDF BibTeX XML Cite \textit{V. I. Burenkov} and \textit{E. D. Nursultanov}, Proc. Steklov Inst. Math. 312, 124--149 (2021; Zbl 07343913); translation from Tr. Mat. Inst. Steklova 312, 131--157 (2021) Full Text: DOI
Bazarkhanov, D. B. Optimal cubature formulas on classes of periodic functions in several variables. (English) Zbl 07343908 Proc. Steklov Inst. Math. 312, 16-36 (2021) and Tr. Mat. Inst. Steklova 312, 22-42 (2021). MSC: 65 41 PDF BibTeX XML Cite \textit{D. B. Bazarkhanov}, Proc. Steklov Inst. Math. 312, 16--36 (2021; Zbl 07343908) Full Text: DOI
Lin, Zhi-Peng; Cheng, Wen-Tao; Xu, Xiao-Wei Approximation properties of \((p,q)\)-Szász-Mirakjan-Durrmeyer operators. (English) Zbl 07343382 J. Funct. Spaces 2021, Article ID 6649570, 9 p. (2021). MSC: 41A36 41A10 41A25 PDF BibTeX XML Cite \textit{Z.-P. Lin} et al., J. Funct. Spaces 2021, Article ID 6649570, 9 p. (2021; Zbl 07343382) Full Text: DOI
Kumar, Ajay Approximation properties of generalized \(\lambda\)-Bernstein-Kantorovich type operators. (English) Zbl 07343278 Rend. Circ. Mat. Palermo (2) 70, No. 1, 505-520 (2021). MSC: 41A36 26A15 40A35 41A25 PDF BibTeX XML Cite \textit{A. Kumar}, Rend. Circ. Mat. Palermo (2) 70, No. 1, 505--520 (2021; Zbl 07343278) Full Text: DOI
Bouhlal, A.; Achak, A.; Daher, R.; Safouane, N. Dini-Lipschitz functions for the quaternion linear canonical transform. (English) Zbl 07343259 Rend. Circ. Mat. Palermo (2) 70, No. 1, 199-215 (2021). MSC: 44A15 41A25 42B10 42B37 PDF BibTeX XML Cite \textit{A. Bouhlal} et al., Rend. Circ. Mat. Palermo (2) 70, No. 1, 199--215 (2021; Zbl 07343259) Full Text: DOI
Ganzburg, Michael I. Asymptotic behaviour of the error of polynomial approximation of functions like \(\vert x\vert^{\alpha+i\beta}\). (English) Zbl 07342666 Comput. Methods Funct. Theory 21, No. 1, 73-94 (2021). Reviewer: Zoltán Finta (Cluj-Napoca) MSC: 41A10 41A30 PDF BibTeX XML Cite \textit{M. I. Ganzburg}, Comput. Methods Funct. Theory 21, No. 1, 73--94 (2021; Zbl 07342666) Full Text: DOI
Dou, Xiaoling; Kuriki, Satoshi; Lin, Gwo Dong; Richards, Donald Dependence properties of B-spline copulas. (English) Zbl 07342650 Sankhyā, Ser. A 83, No. 1, 283-311 (2021). MSC: 62H20 62H05 62G30 41A15 65D07 PDF BibTeX XML Cite \textit{X. Dou} et al., Sankhyā, Ser. A 83, No. 1, 283--311 (2021; Zbl 07342650) Full Text: DOI
Cavoretto, Roberto Adaptive radial basis function partition of unity interpolation: a bivariate algorithm for unstructured data. (English) Zbl 07342453 J. Sci. Comput. 87, No. 2, Paper No. 41, 24 p. (2021). MSC: 65D05 65D15 41A05 PDF BibTeX XML Cite \textit{R. Cavoretto}, J. Sci. Comput. 87, No. 2, Paper No. 41, 24 p. (2021; Zbl 07342453) Full Text: DOI
Glaubitz, Jan; Gelb, Anne Stabilizing radial basis function methods for conservation laws using weakly enforced boundary conditions. (English) Zbl 07342452 J. Sci. Comput. 87, No. 2, Paper No. 40, 29 p. (2021). MSC: 65 35L65 41A05 41A30 65D05 65M12 PDF BibTeX XML Cite \textit{J. Glaubitz} and \textit{A. Gelb}, J. Sci. Comput. 87, No. 2, Paper No. 40, 29 p. (2021; Zbl 07342452) Full Text: DOI
Daher, Radouan; Tyr, Othman Modulus of smoothness and theorems concerning approximation in the space \(L^2_{q,\alpha}(\mathbb{R}_q)\) with power weight. (English) Zbl 07342062 Mediterr. J. Math. 18, No. 2, Paper No. 69, 16 p. (2021). MSC: 33D15 41A36 44A20 PDF BibTeX XML Cite \textit{R. Daher} and \textit{O. Tyr}, Mediterr. J. Math. 18, No. 2, Paper No. 69, 16 p. (2021; Zbl 07342062) Full Text: DOI
Cantarini, Marco; Costarelli, Danilo; Vinti, Gianluca Asymptotic expansion for neural network operators of the Kantorovich type and high order of approximation. (English) Zbl 07342059 Mediterr. J. Math. 18, No. 2, Paper No. 66, 18 p. (2021). MSC: 41A30 41A25 41A05 47A58 PDF BibTeX XML Cite \textit{M. Cantarini} et al., Mediterr. J. Math. 18, No. 2, Paper No. 66, 18 p. (2021; Zbl 07342059) Full Text: DOI
Khan, Asif; Mansoori, M. S.; Khan, Khalid; Mursaleen, M. Phillips-type \(q\)-Bernstein operators on triangles. (English) Zbl 07341755 J. Funct. Spaces 2021, Article ID 6637893, 13 p. (2021). MSC: 41A36 PDF BibTeX XML Cite \textit{A. Khan} et al., J. Funct. Spaces 2021, Article ID 6637893, 13 p. (2021; Zbl 07341755) Full Text: DOI
Fischler, S.; Rivoal, T. Linear independence of values of \(G\)-functions. II: Outside the disk of convergence. (English) Zbl 07341606 Ann. Math. Qué. 45, No. 1, 53-93 (2021). MSC: 11J72 11J91 34M35 41A60 PDF BibTeX XML Cite \textit{S. Fischler} and \textit{T. Rivoal}, Ann. Math. Qué. 45, No. 1, 53--93 (2021; Zbl 07341606) Full Text: DOI
Gürdal, M.; Savaş, E. A note on uniquely remotal sets in 2-Banach spaces. (English) Zbl 07341326 Electron. J. Math. Analysis Appl. 9, No. 2, 151-157 (2021). MSC: 46B20 41A50 41A65 PDF BibTeX XML Cite \textit{M. Gürdal} and \textit{E. Savaş}, Electron. J. Math. Analysis Appl. 9, No. 2, 151--157 (2021; Zbl 07341326) Full Text: Link
Mohebi, H.; Salkhordeh, S. Robust constrained best approximation with nonconvex constraints. (English) Zbl 07340878 J. Glob. Optim. 79, No. 4, 885-904 (2021). MSC: 41A29 41A50 90C22 90C25 PDF BibTeX XML Cite \textit{H. Mohebi} and \textit{S. Salkhordeh}, J. Glob. Optim. 79, No. 4, 885--904 (2021; Zbl 07340878) Full Text: DOI