Payuchenko, N. S. The sharp Landau-Kolmogorov inequality for the set \(\| y^\prime \|_2, \| y \|_1, \| y_+^{\prime \prime} \|_\infty\) on the real line. (English) Zbl 07806801 J. Approx. Theory 298, Article ID 105996, 13 p. (2024). MSC: 41-XX 42-XX PDFBibTeX XMLCite \textit{N. S. Payuchenko}, J. Approx. Theory 298, Article ID 105996, 13 p. (2024; Zbl 07806801) Full Text: DOI
Peng, Lei; Li, Jingyu; Mei, Ming; Zhang, Kaijun Characteristic boundary layers in the vanishing viscosity limit for the Hunter-Saxton equation. (English) Zbl 07801713 J. Differ. Equations 386, 164-195 (2024). MSC: 35Q35 76A15 35A23 41A25 35A01 35A02 PDFBibTeX XMLCite \textit{L. Peng} et al., J. Differ. Equations 386, 164--195 (2024; Zbl 07801713) Full Text: DOI
Temlyakov, V. N. On universal sampling recovery in the uniform norm. (English. Russian original) Zbl 07814418 Proc. Steklov Inst. Math. 323, No. 1, 206-216 (2023); translation from Tr. Mat. Inst. Steklova 323, 213-223 (2023). MSC: 94A20 41A30 41A46 41A55 PDFBibTeX XMLCite \textit{V. N. Temlyakov}, Proc. Steklov Inst. Math. 323, No. 1, 206--216 (2023; Zbl 07814418); translation from Tr. Mat. Inst. Steklova 323, 213--223 (2023) Full Text: DOI arXiv OA License
Jafarov, Sadulla Z. On approximation properties of functions by means of Fourier and Faber series in weighted Lebesgue spaces with variable exponent. (English) Zbl 07804651 Math. Morav. 27, No. 1, 97-112 (2023). MSC: 30E10 41A10 41A17 41A20 41A50 42A10 PDFBibTeX XMLCite \textit{S. Z. Jafarov}, Math. Morav. 27, No. 1, 97--112 (2023; Zbl 07804651) Full Text: DOI
Sadov, Sergey Existence of convolution maximizers in \(L_p(\mathbb{R}^n)\) with kernels from Lorentz spaces. (English) Zbl 07798132 J. Math. Sci., New York 271, No. 1, Series A, 98-108 (2023). MSC: 44A35 46E30 41A44 PDFBibTeX XMLCite \textit{S. Sadov}, J. Math. Sci., New York 271, No. 1, 98--108 (2023; Zbl 07798132) Full Text: DOI arXiv
Çit, Sezin; Doğru, Ogün On better approximation order for the nonlinear Bleimann-Butzer-Hahn operator of maximum product kind. (English) Zbl 07796984 Khayyam J. Math. 9, No. 2, 225-245 (2023). MSC: 41A36 41A10 41A25 PDFBibTeX XMLCite \textit{S. Çit} and \textit{O. Doğru}, Khayyam J. Math. 9, No. 2, 225--245 (2023; Zbl 07796984) Full Text: DOI arXiv
García-Máynez, Adalberto; Gary, Margarita; Pimienta, Adolfo An application of the Stone-Weierstrass theorem. (English) Zbl 07794240 Proyecciones 42, No. 5, 1211-1220 (2023). MSC: 41A30 54E25 54A35 54E45 PDFBibTeX XMLCite \textit{A. García-Máynez} et al., Proyecciones 42, No. 5, 1211--1220 (2023; Zbl 07794240) Full Text: DOI
Potapov, D. K. Approximation to the Sturm-Liouville problem with a discontinuous nonlinearity. (English. Russian original) Zbl 07786614 Differ. Equ. 59, No. 9, 1185-1192 (2023); translation from Differ. Uravn. 59, No. 9, 1191-1198 (2023). MSC: 34B24 34A36 34A45 41A99 47J30 PDFBibTeX XMLCite \textit{D. K. Potapov}, Differ. Equ. 59, No. 9, 1185--1192 (2023; Zbl 07786614); translation from Differ. Uravn. 59, No. 9, 1191--1198 (2023) Full Text: DOI
Ramos, João P. G.; Sousa, Mateus Perturbed interpolation formulae and applications. (English) Zbl 07785264 Anal. PDE 16, No. 10, 2327-2384 (2023). MSC: 41A05 42A38 46E39 11F30 PDFBibTeX XMLCite \textit{J. P. G. Ramos} and \textit{M. Sousa}, Anal. PDE 16, No. 10, 2327--2384 (2023; Zbl 07785264) Full Text: DOI arXiv
Ahmed, Irshaad; Fiorenza, Alberto; Gogatishvili, Amiran Holmstedt’s formula for the \(K\)-functional: the limit case \(\theta_0=\theta_1\). (English) Zbl 07785044 Math. Nachr. 296, No. 12, 5474-5492 (2023). MSC: 46B70 46E30 41A65 26D15 PDFBibTeX XMLCite \textit{I. Ahmed} et al., Math. Nachr. 296, No. 12, 5474--5492 (2023; Zbl 07785044) Full Text: DOI arXiv OA License
Dai, F.; Temlyakov, V. Universal sampling discretization. (English) Zbl 07781586 Constr. Approx. 58, No. 3, 589-613 (2023). MSC: 65J05 41A46 41A63 42A05 65D30 PDFBibTeX XMLCite \textit{F. Dai} and \textit{V. Temlyakov}, Constr. Approx. 58, No. 3, 589--613 (2023; Zbl 07781586) Full Text: DOI arXiv
Deshwal, Sheetal; Srivastav, Rupesh K.; Prasad, Gopi Approximation by modified Post-Widder operators. (English) Zbl 1528.41052 J. Korean Soc. Math. Educ., Ser. B, Pure Appl. Math. 30, No. 1, 67-81 (2023). MSC: 41A35 41A36 41A81 41A10 41A25 PDFBibTeX XMLCite \textit{S. Deshwal} et al., J. Korean Soc. Math. Educ., Ser. B, Pure Appl. Math. 30, No. 1, 67--81 (2023; Zbl 1528.41052) Full Text: DOI
Borodachov, Sergiy Absolute minima of potentials of certain regular spherical configurations. (English) Zbl 07734903 J. Approx. Theory 294, Article ID 105930, 16 p. (2023). Reviewer: Peter Massopust (München) MSC: 41A05 05B30 31B99 33C45 33D45 PDFBibTeX XMLCite \textit{S. Borodachov}, J. Approx. Theory 294, Article ID 105930, 16 p. (2023; Zbl 07734903) Full Text: DOI arXiv
Sarkar, Rahul; Yoder, Theodore J. Density theorems with applications in quantum signal processing. (English) Zbl 07733932 J. Comput. Appl. Math. 430, Article ID 115243, 19 p. (2023). MSC: 41A10 41A29 65D15 PDFBibTeX XMLCite \textit{R. Sarkar} and \textit{T. J. Yoder}, J. Comput. Appl. Math. 430, Article ID 115243, 19 p. (2023; Zbl 07733932) Full Text: DOI arXiv
Wang, Zhaoyu; Fan, Engui The defocusing nonlinear Schrödinger equation with a nonzero background: Painlevé asymptotics in two transition regions. (English) Zbl 07732081 Commun. Math. Phys. 402, No. 3, 2879-2930 (2023). MSC: 35Q55 35Q41 35Q15 35Q53 37K15 37K35 35B40 35C08 45D05 41A60 PDFBibTeX XMLCite \textit{Z. Wang} and \textit{E. Fan}, Commun. Math. Phys. 402, No. 3, 2879--2930 (2023; Zbl 07732081) Full Text: DOI
Kritzer, Peter; Osisiogu, Onyekachi On a reduced component-by-component digit-by-digit construction of lattice point sets. (English) Zbl 1520.65014 Unif. Distrib. Theory 18, No. 1, 97-140 (2023). MSC: 65D30 65D32 41A55 41A63 65C05 PDFBibTeX XMLCite \textit{P. Kritzer} and \textit{O. Osisiogu}, Unif. Distrib. Theory 18, No. 1, 97--140 (2023; Zbl 1520.65014) Full Text: DOI arXiv
Vinogradov, O. L. On the constants in abstract inverse theorems of approximation theory. (English. Russian original) Zbl 07723996 St. Petersbg. Math. J. 34, No. 4, 573-589 (2023); translation from Algebra Anal. 34, No. 4, 22-46 (2022). MSC: 41A27 41A17 PDFBibTeX XMLCite \textit{O. L. Vinogradov}, St. Petersbg. Math. J. 34, No. 4, 573--589 (2023; Zbl 07723996); translation from Algebra Anal. 34, No. 4, 22--46 (2022) Full Text: DOI
Karsli, Harun On wavelet type generalized Bézier operators. (English) Zbl 07723678 Math. Found. Comput. 6, No. 3, 439-452 (2023). MSC: 42C40 47A58 41A25 41A35 47G10 PDFBibTeX XMLCite \textit{H. Karsli}, Math. Found. Comput. 6, No. 3, 439--452 (2023; Zbl 07723678) Full Text: DOI
Ilbey, Reyhan Canatan; Doğru, Ogün Rates of weighted statistical convergence for a generalization of positive linear operators. (English) Zbl 07723677 Math. Found. Comput. 6, No. 3, 427-438 (2023). MSC: 41A36 41A35 41A10 41A25 PDFBibTeX XMLCite \textit{R. C. Ilbey} and \textit{O. Doğru}, Math. Found. Comput. 6, No. 3, 427--438 (2023; Zbl 07723677) Full Text: DOI
Greubel, G. C. On modified Post-Widder operators which fix exponentials. (English) Zbl 07723675 Math. Found. Comput. 6, No. 3, 404-412 (2023). MSC: 41A25 41A30 41A36 PDFBibTeX XMLCite \textit{G. C. Greubel}, Math. Found. Comput. 6, No. 3, 404--412 (2023; Zbl 07723675) Full Text: DOI
Atlihan, Ö. G.; Yurdakadim, T.; Taş, E. A new approach to the approximation by positive linear operators in weighted spaces. (English) Zbl 1528.41060 Ukr. Math. J. 74, No. 11, 1649-1657 (2023) and Ukr. Mat. Zh. 74, No. 11, 1447-1453 (2022). MSC: 41A36 41A81 PDFBibTeX XMLCite \textit{Ö. G. Atlihan} et al., Ukr. Math. J. 74, No. 11, 1649--1657 (2023; Zbl 1528.41060) Full Text: DOI
Sher, David A. Joint asymptotic expansions for Bessel functions. (English) Zbl 07714113 Pure Appl. Anal. 5, No. 2, 461-505 (2023). MSC: 33C10 34E05 35P15 41A60 PDFBibTeX XMLCite \textit{D. A. Sher}, Pure Appl. Anal. 5, No. 2, 461--505 (2023; Zbl 07714113) Full Text: DOI arXiv
Musin, I. Kh. Constructive description of a class of periodic functions on the real line. (English. Russian original) Zbl 1518.42012 Russ. Math. 67, No. 2, 32-42 (2023); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 2023, No. 2, 36-46 (2023). MSC: 42A75 42A16 42A10 41A50 PDFBibTeX XMLCite \textit{I. Kh. Musin}, Russ. Math. 67, No. 2, 32--42 (2023; Zbl 1518.42012); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 2023, No. 2, 36--46 (2023) Full Text: DOI
Potseiko, P. G.; Rovba, Y. A. On estimates of uniform approximations by rational Fourier-Chebyshev integral operators for a certain choice of poles. (English. Russian original) Zbl 1518.42004 Math. Notes 113, No. 6, 815-830 (2023); translation from Mat. Zametki 113, No. 6, 876-894 (2023). MSC: 42A10 41A20 41A50 PDFBibTeX XMLCite \textit{P. G. Potseiko} and \textit{Y. A. Rovba}, Math. Notes 113, No. 6, 815--830 (2023; Zbl 1518.42004); translation from Mat. Zametki 113, No. 6, 876--894 (2023) Full Text: DOI
Bejancu, Aurelian Wiener-Hopf difference equations and semi-cardinal interpolation with integrable convolution kernels. (English) Zbl 1520.41001 Constr. Approx. 57, No. 3, 1027-1062 (2023). MSC: 41A05 41A15 41A63 42B05 47A68 47B35 PDFBibTeX XMLCite \textit{A. Bejancu}, Constr. Approx. 57, No. 3, 1027--1062 (2023; Zbl 1520.41001) Full Text: DOI arXiv
Kharkevych, Yu. I. Exact values of the approximations of differentiable functions by Poisson-type integrals. (English. Ukrainian original) Zbl 1512.42001 Cybern. Syst. Anal. 59, No. 2, 274-282 (2023); translation from Kibern. Sist. Anal. 59, No. 2, 112-121 (2023). MSC: 42A10 41A30 41A65 45P05 31A30 PDFBibTeX XMLCite \textit{Yu. I. Kharkevych}, Cybern. Syst. Anal. 59, No. 2, 274--282 (2023; Zbl 1512.42001); translation from Kibern. Sist. Anal. 59, No. 2, 112--121 (2023) Full Text: DOI
Dyn, Nira; Farkhi, Elza; Mokhov, Alona High-order approximation of set-valued functions. (English) Zbl 1515.26030 Constr. Approx. 57, No. 2, 521-546 (2023). MSC: 26E25 41A10 41A25 41A35 41A36 PDFBibTeX XMLCite \textit{N. Dyn} et al., Constr. Approx. 57, No. 2, 521--546 (2023; Zbl 1515.26030) Full Text: DOI
Eskenazis, Alexandros; Ivanisvili, Paata Sharp growth of the Ornstein-Uhlenbeck operator on Gaussian tail spaces. (English) Zbl 1528.41025 Isr. J. Math. 253, No. 1, 469-485 (2023). MSC: 41A17 42C10 47D07 60E15 PDFBibTeX XMLCite \textit{A. Eskenazis} and \textit{P. Ivanisvili}, Isr. J. Math. 253, No. 1, 469--485 (2023; Zbl 1528.41025) Full Text: DOI arXiv
Pogány, Tibor K. On multivariable Plancherel-Pólya inequality and truncation error upper bounds in irregular sampling. (English) Zbl 1509.26019 Sampl. Theory Signal Process. Data Anal. 21, No. 1, Paper No. 5, 13 p. (2023). MSC: 26D15 30D20 32A15 41A05 41A17 41A30 94A12 94A20 PDFBibTeX XMLCite \textit{T. K. Pogány}, Sampl. Theory Signal Process. Data Anal. 21, No. 1, Paper No. 5, 13 p. (2023; Zbl 1509.26019) Full Text: DOI
Pesenson, Isaac Z. To multidimensional Mellin analysis: Besov spaces, \(K\)-functor, approximations, frames. (English) Zbl 1521.46017 Sampl. Theory Signal Process. Data Anal. 21, No. 1, Paper No. 7, 32 p. (2023). MSC: 46E35 41A17 PDFBibTeX XMLCite \textit{I. Z. Pesenson}, Sampl. Theory Signal Process. Data Anal. 21, No. 1, Paper No. 7, 32 p. (2023; Zbl 1521.46017) Full Text: DOI arXiv
Vasil’eva, A. A. Kolmogorov widths of the intersection of two finite-dimensional balls in a mixed norm. (English. Russian original) Zbl 1528.41072 Math. Notes 113, No. 4, 584-586 (2023); translation from Mat. Zametki 113, No. 4, 604-606 (2023). MSC: 41A46 PDFBibTeX XMLCite \textit{A. A. Vasil'eva}, Math. Notes 113, No. 4, 584--586 (2023; Zbl 1528.41072); translation from Mat. Zametki 113, No. 4, 604--606 (2023) Full Text: DOI
Gal, Sorin G.; Iancu, Ionut T. Korovkin-type theorems for statistically convergent sequences of monotone and sublinear operators. (English) Zbl 1512.41014 Bull. Malays. Math. Sci. Soc. (2) 46, No. 2, Paper No. 79, 15 p. (2023). Reviewer: Vijay Gupta (New Delhi) MSC: 41A35 41A63 PDFBibTeX XMLCite \textit{S. G. Gal} and \textit{I. T. Iancu}, Bull. Malays. Math. Sci. Soc. (2) 46, No. 2, Paper No. 79, 15 p. (2023; Zbl 1512.41014) Full Text: DOI
Ali, Mahvish; Paris, Richard B. Generalization of Szász operators involving multiple Sheffer polynomials. (English) Zbl 1524.41010 J. Anal. 31, No. 1, 1-19 (2023). MSC: 41A10 33C45 33E20 41A25 41A36 PDFBibTeX XMLCite \textit{M. Ali} and \textit{R. B. Paris}, J. Anal. 31, No. 1, 1--19 (2023; Zbl 1524.41010) Full Text: DOI arXiv
Volosivets, S. S. Polynomial approximation with respect to multiplicative systems in the Morrey space. (English. Russian original) Zbl 1528.42032 Sib. Math. J. 64, No. 1, 33-47 (2023); translation from Sib. Mat. Zh. 64, No. 1, 40-55 (2023). MSC: 42B35 41A27 46E30 PDFBibTeX XMLCite \textit{S. S. Volosivets}, Sib. Math. J. 64, No. 1, 33--47 (2023; Zbl 1528.42032); translation from Sib. Mat. Zh. 64, No. 1, 40--55 (2023) Full Text: DOI
Duan, Liqin; Ye, Peixin; Li, Wan Complexity of Monte Carlo integration for Besov classes on the unit sphere. (English) Zbl 1512.65003 Ann. Funct. Anal. 14, No. 1, Paper No. 20, 18 p. (2023). MSC: 65C05 41A46 41A63 65D30 PDFBibTeX XMLCite \textit{L. Duan} et al., Ann. Funct. Anal. 14, No. 1, Paper No. 20, 18 p. (2023; Zbl 1512.65003) Full Text: DOI
Jayanarayanan, C. R.; Siju, Sreejith Strong ball proximinality of the space of compact operators. (English) Zbl 1506.46011 Stud. Math. 268, No. 1, 51-64 (2023). Reviewer: T.S.S.R.K. Rao (Bangalore) MSC: 46B04 41A65 46B28 47B07 PDFBibTeX XMLCite \textit{C. R. Jayanarayanan} and \textit{S. Siju}, Stud. Math. 268, No. 1, 51--64 (2023; Zbl 1506.46011) Full Text: DOI
Doktorski, Leo R. Ya. Nikol’skii-type inequalities for entire functions of exponential type in Lorentz-Zygmund spaces. (English) Zbl 1510.41002 Bol. Soc. Mat. Mex., III. Ser. 29, No. 1, Paper No. 3, 21 p. (2023). MSC: 41A17 42B05 42B35 42C05 PDFBibTeX XMLCite \textit{L. R. Ya. Doktorski}, Bol. Soc. Mat. Mex., III. Ser. 29, No. 1, Paper No. 3, 21 p. (2023; Zbl 1510.41002) Full Text: DOI arXiv
Ali, Mahvish; Kadak, Ugur Approximation by Szász-Chlodowsky type operators associating 2D-Appell polynomials. (English) Zbl 07815630 ZAMM, Z. Angew. Math. Mech. 102, No. 10, Article ID e202100229, 17 p. (2022). MSC: 41Axx 40Axx 40Cxx PDFBibTeX XMLCite \textit{M. Ali} and \textit{U. Kadak}, ZAMM, Z. Angew. Math. Mech. 102, No. 10, Article ID e202100229, 17 p. (2022; Zbl 07815630) Full Text: DOI
Osilenker, B. P. A new approach to the generalized trace formula and asymptotics of Turán’s determinant for polynomials with asymptotically \(N\)-periodic recurrence coefficients. (English) Zbl 07798324 J. Math. Sci., New York 266, No. 4, Series A, 621-634 (2022). MSC: 42C05 33C45 41A10 PDFBibTeX XMLCite \textit{B. P. Osilenker}, J. Math. Sci., New York 266, No. 4, 621--634 (2022; Zbl 07798324) Full Text: DOI
Vinogradov, O. L. On the constant in the estimate of deviation of Fejér averages in terms of best approximations. (English) Zbl 07798316 J. Math. Sci., New York 266, No. 4, Series A, 517-525 (2022). MSC: 41Axx PDFBibTeX XMLCite \textit{O. L. Vinogradov}, J. Math. Sci., New York 266, No. 4, 517--525 (2022; Zbl 07798316) Full Text: DOI
Akishev, G.; Myrzagaliyeva, A. On estimates of \(m\)-term approximations on classes of functions with bounded mixed derivative in the Lorentz space. (English) Zbl 07798298 J. Math. Sci., New York 266, No. 6, Series A, 870-885 (2022). MSC: 41A10 41A25 42A05 PDFBibTeX XMLCite \textit{G. Akishev} and \textit{A. Myrzagaliyeva}, J. Math. Sci., New York 266, No. 6, 870--885 (2022; Zbl 07798298) Full Text: DOI
Potseĭko, P. G.; Rovba, Y. A. On rational approximations of the Markov function on the segment by the Fejer sums with a fixed number of poles. (Russian. English summary) Zbl 07743717 Tr. Inst. Mat., Minsk 30, No. 1-2, 63-83 (2022). MSC: 41A20 30E10 41A25 PDFBibTeX XMLCite \textit{P. G. Potseĭko} and \textit{Y. A. Rovba}, Tr. Inst. Mat., Minsk 30, No. 1--2, 63--83 (2022; Zbl 07743717) Full Text: MNR
Volchkov, V. V.; Volchkov, Vit. V. Tangent approximation by solutions of the convolution equation. (English) Zbl 1520.41003 Probl. Anal. Issues Anal. 11(29), No. 3, 125-142 (2022). MSC: 41A30 42A75 42A85 PDFBibTeX XMLCite \textit{V. V. Volchkov} and \textit{Vit. V. Volchkov}, Probl. Anal. Issues Anal. 11(29), No. 3, 125--142 (2022; Zbl 1520.41003) Full Text: DOI MNR
Borodin, Petr A.; Kopecká, Eva Weak limits of consecutive projections and of greedy steps. (English. Russian original) Zbl 1520.47119 Proc. Steklov Inst. Math. 319, 56-63 (2022); translation from Tr. Mat. Inst. Steklova 319, 64-72 (2022). Reviewer: T.S.S.R.K. Rao (Bangalore) MSC: 47N10 41A65 PDFBibTeX XMLCite \textit{P. A. Borodin} and \textit{E. Kopecká}, Proc. Steklov Inst. Math. 319, 56--63 (2022; Zbl 1520.47119); translation from Tr. Mat. Inst. Steklova 319, 64--72 (2022) Full Text: DOI arXiv
Shirokov, N. A. Polynomial approximations in a convex domain in \(\mathbb{C}^n\) with exponential decay inside. (English. Russian original) Zbl 1510.32021 J. Math. Sci., New York 268, No. 6, 838-849 (2022); translation from Zap. Nauchn. Semin. POMI 503, 154-171 (2021). MSC: 32F99 41A10 PDFBibTeX XMLCite \textit{N. A. Shirokov}, J. Math. Sci., New York 268, No. 6, 838--849 (2022; Zbl 1510.32021); translation from Zap. Nauchn. Semin. POMI 503, 154--171 (2021) Full Text: DOI
Mahhmudov, Nazim; Kara, Mustafa Approximation properties of the Riemann-Liouville fractional integral type Szász-Mirakyan-Kantorovich operators. (English) Zbl 07654361 J. Math. Inequal. 16, No. 4, 1285-1308 (2022). Reviewer: Tuncer Acar (Selçuklu) MSC: 41A25 41A36 PDFBibTeX XMLCite \textit{N. Mahhmudov} and \textit{M. Kara}, J. Math. Inequal. 16, No. 4, 1285--1308 (2022; Zbl 07654361) Full Text: DOI
Hrabova, Ulyana Z.; Kal’chuk, Inna V. Approximation of classes \({C}_{\beta, \infty}^{\psi }\) by three-harmonic Poisson integrals in uniform metric (low smoothness). (English. Ukrainian original) Zbl 1507.42003 J. Math. Sci., New York 268, No. 2, 178-191 (2022); translation from Ukr. Mat. Visn. 19, No. 3, 355-372 (2022). MSC: 42A10 41A35 31A05 31A30 PDFBibTeX XMLCite \textit{U. Z. Hrabova} and \textit{I. V. Kal'chuk}, J. Math. Sci., New York 268, No. 2, 178--191 (2022; Zbl 1507.42003); translation from Ukr. Mat. Visn. 19, No. 3, 355--372 (2022) Full Text: DOI
Bozma, Gurel; Bars, Esat Approximation with a Kantorovich type Ibragimov-Gadjiev operator. (English) Zbl 1504.41004 Int. J. Adv. Appl. Math. Mech. 9, No. 4, 12-20 (2022). MSC: 41A10 41A25 41A36 PDFBibTeX XMLCite \textit{G. Bozma} and \textit{E. Bars}, Int. J. Adv. Appl. Math. Mech. 9, No. 4, 12--20 (2022; Zbl 1504.41004) Full Text: Link
Ganzburg, Michael I. Sharp constants of approximation theory. VI: weighted polynomial inequalities of different metrics on the multidimensional cube and ball. (English) Zbl 1528.41026 Constr. Approx. 56, No. 3, 649-685 (2022). MSC: 41A17 41A63 26D10 PDFBibTeX XMLCite \textit{M. I. Ganzburg}, Constr. Approx. 56, No. 3, 649--685 (2022; Zbl 1528.41026) Full Text: DOI arXiv
Erdélyi, Tamás Do flat skew-reciprocal Littlewood polynomials exist? (English) Zbl 1507.12001 Constr. Approx. 56, No. 3, 537-554 (2022). MSC: 12D05 11C08 26C10 30C15 41A17 PDFBibTeX XMLCite \textit{T. Erdélyi}, Constr. Approx. 56, No. 3, 537--554 (2022; Zbl 1507.12001) Full Text: DOI arXiv
Selvan, A. Antony; Priyanka, Kumari Perturbation theorems for regular sampling in wavelet subspaces. (English) Zbl 1504.42104 Acta Appl. Math. 182, Paper No. 8, 18 p. (2022). MSC: 42C40 42C15 94A20 41A15 PDFBibTeX XMLCite \textit{A. A. Selvan} and \textit{K. Priyanka}, Acta Appl. Math. 182, Paper No. 8, 18 p. (2022; Zbl 1504.42104) Full Text: DOI
Romanyuk, A. S.; Yanchenko, S. Ya. Approximation of the classes of periodic functions of one and many variables from the Nikol’skii-Besov and Sobolev spaces. (English. Ukrainian original) Zbl 1526.42004 Ukr. Math. J. 74, No. 6, 967-980 (2022); translation from Ukr. Mat. Zh. 74, No. 6, 844-855 (2022). MSC: 42A10 41A17 41A50 46A35 PDFBibTeX XMLCite \textit{A. S. Romanyuk} and \textit{S. Ya. Yanchenko}, Ukr. Math. J. 74, No. 6, 967--980 (2022; Zbl 1526.42004); translation from Ukr. Mat. Zh. 74, No. 6, 844--855 (2022) Full Text: DOI
Chaichenko, S. O.; Shidlich, A. L.; Shulyk, T. V. Direct and inverse approximation theorems in the Besicovitch-Musielak-Orlicz spaces of almost periodic functions. (English) Zbl 1516.42005 Ukr. Math. J. 74, No. 5, 801-819 (2022) and Ukr. Mat. Zh. 74, No. 5, 701-716 (2022). Reviewer: Bogdan Szal (Zielona Góra) MSC: 42A75 41A60 PDFBibTeX XMLCite \textit{S. O. Chaichenko} et al., Ukr. Math. J. 74, No. 5, 801--819 (2022; Zbl 1516.42005) Full Text: DOI arXiv
Chen, Chao-Ping; Mortici, Cristinel Asymptotic expansions and inequalities relating to the gamma function. (English) Zbl 1513.33004 Appl. Anal. Discrete Math. 16, No. 2, 379-399 (2022). MSC: 33B15 26D15 41A60 PDFBibTeX XMLCite \textit{C.-P. Chen} and \textit{C. Mortici}, Appl. Anal. Discrete Math. 16, No. 2, 379--399 (2022; Zbl 1513.33004) Full Text: DOI
Babich, Yu. P.; Mikhaylova, T. F. Sharp estimates for the best approximations of smooth functions in \(C_{2 \pi }\) in terms of linear combinations of the modules of continuity of their derivatives. (English. Ukrainian original) Zbl 1525.41002 Ukr. Math. J. 74, No. 4, 651-655 (2022); translation from Ukr. Mat. Zh. 74, No. 4, 569-572 (2022). MSC: 41A10 42A05 42A10 PDFBibTeX XMLCite \textit{Yu. P. Babich} and \textit{T. F. Mikhaylova}, Ukr. Math. J. 74, No. 4, 651--655 (2022; Zbl 1525.41002); translation from Ukr. Mat. Zh. 74, No. 4, 569--572 (2022) Full Text: DOI
Artamonov, S.; Runovski, K. V.; Schmeisser, H.-J. Besov spaces with generalized smoothness and summability of multiple Fourier series. (English) Zbl 1523.46023 J. Approx. Theory 284, Article ID 105822, 31 p. (2022). MSC: 46E35 41A17 42B08 42B35 PDFBibTeX XMLCite \textit{S. Artamonov} et al., J. Approx. Theory 284, Article ID 105822, 31 p. (2022; Zbl 1523.46023) Full Text: DOI
Choi, Byoung Jin \(\Delta\)-convergence of convex combinations of two maps on \(p\)-uniformly convex metric spaces. (English) Zbl 07606922 Fixed Point Theory 23, No. 1, 199-210 (2022). MSC: 47N10 41A65 47H09 47J25 47H10 PDFBibTeX XMLCite \textit{B. J. Choi}, Fixed Point Theory 23, No. 1, 199--210 (2022; Zbl 07606922) Full Text: Link
Labropoulos, Nikos Vector analysis on symmetric manifolds and Sobolev inequalities. (English) Zbl 1522.41011 Rend. Circ. Mat. Palermo (2) 71, No. 3, 1173-1215 (2022). MSC: 41A44 35A23 35J25 58D19 PDFBibTeX XMLCite \textit{N. Labropoulos}, Rend. Circ. Mat. Palermo (2) 71, No. 3, 1173--1215 (2022; Zbl 1522.41011) Full Text: DOI
Qasim, Mohd; Mansoori, Mohd Shanawaz; Khan, Asif; Abbas, Zaheer; Mursaleen, Mohammad Convergence of modified Szász-Mirakyan-Durrmeyer operators depending on certain parameters. (English) Zbl 1514.41002 Math. Found. Comput. 5, No. 3, 187-196 (2022). MSC: 41A10 41A25 41A36 PDFBibTeX XMLCite \textit{M. Qasim} et al., Math. Found. Comput. 5, No. 3, 187--196 (2022; Zbl 1514.41002) Full Text: DOI
Usta, Fuat Approximation theorems for the new construction of Balázs operators and its applications. (English) Zbl 1524.41071 Math. Slovaca 72, No. 5, 1245-1258 (2022). MSC: 41A36 41A25 PDFBibTeX XMLCite \textit{F. Usta}, Math. Slovaca 72, No. 5, 1245--1258 (2022; Zbl 1524.41071) Full Text: DOI
Yazici, Serdal; Taşdelen Yeşildal, Fatma; Çekim, Bayram On a generalization of Szász-Mirakyan operators including Dunkl-Appell polynomials. (English) Zbl 1524.41072 Turk. J. Math. 46, No. 6, 2353-2365 (2022). MSC: 41A36 41A25 PDFBibTeX XMLCite \textit{S. Yazici} et al., Turk. J. Math. 46, No. 6, 2353--2365 (2022; Zbl 1524.41072) Full Text: DOI
Utesov, A. B.; Bazarkhanova, A. A. Optimal computing units in the problem of discretizing solutions of the Klein-Gordon equation and their limit errors. (English. Russian original) Zbl 1496.65194 Differ. Equ. 58, No. 5, 698-711 (2022); translation from Differ. Uravn. 58, No. 5, 703-716 (2022). MSC: 65M99 41A46 41A63 35Q53 PDFBibTeX XMLCite \textit{A. B. Utesov} and \textit{A. A. Bazarkhanova}, Differ. Equ. 58, No. 5, 698--711 (2022; Zbl 1496.65194); translation from Differ. Uravn. 58, No. 5, 703--716 (2022) Full Text: DOI
Wang, Zhaoyu; Fan, Engui Defocusing NLS equation with nonzero background: large-time asymptotics in a solitonless region. (English) Zbl 1496.35371 J. Differ. Equations 336, 334-373 (2022). MSC: 35Q55 35Q51 35Q15 37K15 35C20 41A60 PDFBibTeX XMLCite \textit{Z. Wang} and \textit{E. Fan}, J. Differ. Equations 336, 334--373 (2022; Zbl 1496.35371) Full Text: DOI arXiv
Ebert, Adrian; Kritzer, Peter; Osisiogu, Onyekachi; Stepaniuk, Tetiana Component-by-component digit-by-digit construction of good polynomial lattice rules in weighted Walsh spaces. (English) Zbl 1497.65057 Constr. Approx. 56, No. 1, 75-119 (2022). MSC: 65D30 65C05 41A55 41A63 65D32 PDFBibTeX XMLCite \textit{A. Ebert} et al., Constr. Approx. 56, No. 1, 75--119 (2022; Zbl 1497.65057) Full Text: DOI arXiv
Bekmaganbetov, K. A.; Kervenev, K. E.; Toleugazy, Y. Estimate for the order of orthoprojection width of the Nikol’skii-Besov class in the metric of anisotropic Lorentz spaces. (English. Russian original) Zbl 1514.41021 J. Math. Sci., New York 264, No. 5, 552-561 (2022); translation from Probl. Mat. Anal. 116, 59-67 (2022). MSC: 41A46 42B35 PDFBibTeX XMLCite \textit{K. A. Bekmaganbetov} et al., J. Math. Sci., New York 264, No. 5, 552--561 (2022; Zbl 1514.41021); translation from Probl. Mat. Anal. 116, 59--67 (2022) Full Text: DOI
Alagoz, Osman; Turgay, Metin; Acar, Tuncer; Parlak, Merve Approximation by sampling Durrmeyer operators in weighted space of functions. (English) Zbl 1515.41012 Numer. Funct. Anal. Optim. 43, No. 10, 1223-1239 (2022). MSC: 41A35 41A25 PDFBibTeX XMLCite \textit{O. Alagoz} et al., Numer. Funct. Anal. Optim. 43, No. 10, 1223--1239 (2022; Zbl 1515.41012) Full Text: DOI
Jafarov, Sadulla Z. On approximation of functions by rational functions in weighted generalized grand Smirnov classes. (English) Zbl 1493.30080 Arab. J. Math. 11, No. 2, 293-302 (2022). MSC: 30E10 41A10 41A25 46E30 PDFBibTeX XMLCite \textit{S. Z. Jafarov}, Arab. J. Math. 11, No. 2, 293--302 (2022; Zbl 1493.30080) Full Text: DOI
Doliwa, Adam Non-commutative Hermite-Padé approximation and integrability. (English) Zbl 1494.39020 Lett. Math. Phys. 112, No. 4, Paper No. 68, 17 p. (2022). MSC: 39A36 37K60 37K20 41A21 15A15 PDFBibTeX XMLCite \textit{A. Doliwa}, Lett. Math. Phys. 112, No. 4, Paper No. 68, 17 p. (2022; Zbl 1494.39020) Full Text: DOI arXiv
Pozharska, Kateryna; Ullrich, Tino A note on sampling recovery of multivariate functions in the uniform norm. (English) Zbl 1510.94078 SIAM J. Numer. Anal. 60, No. 3, 1363-1384 (2022). MSC: 94A20 41A25 41A60 41A63 42A10 68W40 PDFBibTeX XMLCite \textit{K. Pozharska} and \textit{T. Ullrich}, SIAM J. Numer. Anal. 60, No. 3, 1363--1384 (2022; Zbl 1510.94078) Full Text: DOI arXiv
Acar, Tuncer; Alagöz, Osman; Aral, Ali; Costarelli, Danilo; Turgay, Metin; Vinti, Gianluca Convergence of generalized sampling series in weighted spaces. (English) Zbl 1509.41010 Demonstr. Math. 55, 153-162 (2022). MSC: 41A25 41A35 PDFBibTeX XMLCite \textit{T. Acar} et al., Demonstr. Math. 55, 153--162 (2022; Zbl 1509.41010) Full Text: DOI
Hinrichs, Aicke; Krieg, David; Novak, Erich; Vybíral, Jan Lower bounds for integration and recovery in \(L_2\). (English) Zbl 1492.65033 J. Complexity 72, Article ID 101662, 15 p. (2022). MSC: 65D05 65D30 41A25 46E22 46E35 PDFBibTeX XMLCite \textit{A. Hinrichs} et al., J. Complexity 72, Article ID 101662, 15 p. (2022; Zbl 1492.65033) Full Text: DOI arXiv
Vasil’eva, A. A. Kolmogorov widths of intersections of finite-dimensional balls. (English) Zbl 1507.41011 J. Complexity 72, Article ID 101649, 15 p. (2022). MSC: 41A46 46B20 PDFBibTeX XMLCite \textit{A. A. Vasil'eva}, J. Complexity 72, Article ID 101649, 15 p. (2022; Zbl 1507.41011) Full Text: DOI
Vasil’eva, A. A. Bounds for the Kolmogorov widths of the Sobolev weighted classes with conditions on the zero and highest derivatives. (English) Zbl 1500.46029 Russ. J. Math. Phys. 29, No. 2, 249-279 (2022). MSC: 46E35 41A46 47B06 PDFBibTeX XMLCite \textit{A. A. Vasil'eva}, Russ. J. Math. Phys. 29, No. 2, 249--279 (2022; Zbl 1500.46029) Full Text: DOI
Dzyubenko, German; Yushchenko, Lyudmyla The order of comonotone approximation of differentiable periodic functions. (English. Ukrainian original) Zbl 1510.42003 J. Math. Sci., New York 260, No. 5, 651-661 (2022); translation from Ukr. Mat. Visn. 18, No. 4, 505-517 (2021). Reviewer: Włodzimierz Łenski (Poznań) MSC: 42A10 42A05 41A17 41A05 PDFBibTeX XMLCite \textit{G. Dzyubenko} and \textit{L. Yushchenko}, J. Math. Sci., New York 260, No. 5, 651--661 (2022; Zbl 1510.42003); translation from Ukr. Mat. Visn. 18, No. 4, 505--517 (2021) Full Text: DOI
Vinogradov, O. L. On the constants in the inverse theorems for the norms of derivatives. (English. Russian original) Zbl 1507.42004 Sib. Math. J. 63, No. 3, 438-450 (2022); translation from Sib. Mat. Zh. 63, No. 3, 531-544 (2022). MSC: 42A10 41A35 41A50 PDFBibTeX XMLCite \textit{O. L. Vinogradov}, Sib. Math. J. 63, No. 3, 438--450 (2022; Zbl 1507.42004); translation from Sib. Mat. Zh. 63, No. 3, 531--544 (2022) Full Text: DOI
Li, Zhi-Qiang; Tian, Shou-Fu; Yang, Jin-Jie; Fan, Engui Soliton resolution for the complex short pulse equation with weighted Sobolev initial data in space-time solitonic regions. (English) Zbl 1489.35175 J. Differ. Equations 329, 31-88 (2022). MSC: 35Q15 35Q51 35C20 37K10 37K15 41A60 35C08 35B40 PDFBibTeX XMLCite \textit{Z.-Q. Li} et al., J. Differ. Equations 329, 31--88 (2022; Zbl 1489.35175) Full Text: DOI
Kashin, B.; Kosov, E.; Limonova, I.; Temlyakov, V. Sampling discretization and related problems. (English) Zbl 1503.41001 J. Complexity 71, Article ID 101653, 55 p. (2022). MSC: 41-02 41A05 41A25 41A44 42A05 PDFBibTeX XMLCite \textit{B. Kashin} et al., J. Complexity 71, Article ID 101653, 55 p. (2022; Zbl 1503.41001) Full Text: DOI arXiv
Aslan, Reşat; Mursaleen, M. Approximation by bivariate Chlodowsky type Szász-Durrmeyer operators and associated GBS operators on weighted spaces. (English) Zbl 1506.41011 J. Inequal. Appl. 2022, Paper No. 26, 19 p. (2022). MSC: 41A36 41A25 41A10 41A63 41A35 PDFBibTeX XMLCite \textit{R. Aslan} and \textit{M. Mursaleen}, J. Inequal. Appl. 2022, Paper No. 26, 19 p. (2022; Zbl 1506.41011) Full Text: DOI
Shevaldin, V. T. Extremal interpolation with the least value of the norm of the second derivative in \(L_p(\mathbb{R})\). (English. Russian original) Zbl 1489.41001 Izv. Math. 86, No. 1, 203-219 (2022); translation from Izv. Ross. Akad. Nauk, Ser. Mat. 86, No. 1, 219-236 (2022). Reviewer: Martin D. Buhmann (Gießen) MSC: 41A05 41A15 41A50 65D07 PDFBibTeX XMLCite \textit{V. T. Shevaldin}, Izv. Math. 86, No. 1, 203--219 (2022; Zbl 1489.41001); translation from Izv. Ross. Akad. Nauk, Ser. Mat. 86, No. 1, 219--236 (2022) Full Text: DOI
El Ouadih, Salah; Daher, Radouan; Tyr, Othman; Saadi, Faouaz Equivalence of K-functionals and moduli of smoothness generated by the Beltrami-Laplace operator on the spaces \(S^{(p,q)}(\sigma^{m-1})\). (English) Zbl 1501.41007 Rend. Circ. Mat. Palermo (2) 71, No. 1, 445-458 (2022). MSC: 41A36 41A25 44A20 PDFBibTeX XMLCite \textit{S. El Ouadih} et al., Rend. Circ. Mat. Palermo (2) 71, No. 1, 445--458 (2022; Zbl 1501.41007) Full Text: DOI
Romanyuk, A. S.; Yanchenko, S. Ya. Estimates of approximating characteristics and the properties of the operators of best approximation for the classes of periodic functions in the space \(B_{1,1}\). (English. Ukrainian original) Zbl 1498.41027 Ukr. Math. J. 73, No. 8, 1278-1298 (2022); translation from Ukr. Mat. Zh. 73, No. 8, 1102-1119 (2021). MSC: 41A50 41A35 41A46 42B35 46E35 PDFBibTeX XMLCite \textit{A. S. Romanyuk} and \textit{S. Ya. Yanchenko}, Ukr. Math. J. 73, No. 8, 1278--1298 (2022; Zbl 1498.41027); translation from Ukr. Mat. Zh. 73, No. 8, 1102--1119 (2021) Full Text: DOI
Alimov, Alexey R.; Tsar’kov, Igor’ G. Ball-complete sets and solar properties of sets in asymmetric spaces. (English) Zbl 1506.46016 Result. Math. 77, No. 2, Paper No. 86, 15 p. (2022). MSC: 46B20 41A65 46A19 PDFBibTeX XMLCite \textit{A. R. Alimov} and \textit{I. G. Tsar'kov}, Result. Math. 77, No. 2, Paper No. 86, 15 p. (2022; Zbl 1506.46016) Full Text: DOI
Leont’eva, Anastasiya O. Szegö inequality for trigonometric polynomials in \(L_p , 0 \leq p \leq \infty ,\) with the classical value of the best constant. (English) Zbl 1502.41004 J. Approx. Theory 276, Article ID 105713, 11 p. (2022). Reviewer: Klaus Schiefermayr (Wels) MSC: 41A17 PDFBibTeX XMLCite \textit{A. O. Leont'eva}, J. Approx. Theory 276, Article ID 105713, 11 p. (2022; Zbl 1502.41004) Full Text: DOI
Cheng, Qiaoyuan; Fan, Engui Long-time asymptotics for the focusing Fokas-Lenells equation in the solitonic region of space-time. (English) Zbl 1483.35175 J. Differ. Equations 309, 883-948 (2022). MSC: 35Q51 35Q15 35C20 37K15 37K40 35C08 41A60 PDFBibTeX XMLCite \textit{Q. Cheng} and \textit{E. Fan}, J. Differ. Equations 309, 883--948 (2022; Zbl 1483.35175) Full Text: DOI arXiv
Wang, Zhaoyu; Chen, Meisen; Fan, Engui Long time asymptotics for the focusing nonlinear Schrödinger equation in the solitonic region with the presence of high-order discrete spectrum. (English) Zbl 1489.35260 J. Math. Anal. Appl. 505, No. 2, Article ID 125635, 34 p. (2022). MSC: 35Q55 35Q41 35Q15 35B40 35C08 35C20 41A60 PDFBibTeX XMLCite \textit{Z. Wang} et al., J. Math. Anal. Appl. 505, No. 2, Article ID 125635, 34 p. (2022; Zbl 1489.35260) Full Text: DOI arXiv
Deshwal, Sheetal; Srivastav, Rupesh K. Generalized form of Dunkl analogue of Szász operators. (English) Zbl 1524.41058 Gaṇita 71, No. 1, 115-127 (2021). MSC: 41A36 41A25 PDFBibTeX XMLCite \textit{S. Deshwal} and \textit{R. K. Srivastav}, Gaṇita 71, No. 1, 115--127 (2021; Zbl 1524.41058) Full Text: Link
Usta, Fuat On approximation properties of a new construction of Baskakov operators. (English) Zbl 1494.41012 Adv. Difference Equ. 2021, Paper No. 269, 13 p. (2021). MSC: 41A36 41A25 PDFBibTeX XMLCite \textit{F. Usta}, Adv. Difference Equ. 2021, Paper No. 269, 13 p. (2021; Zbl 1494.41012) Full Text: DOI
Bahadur, Swarnima; Varun A note on Hermite-Fejér interpolation on the non-uniform nodes of the unit circle. (English) Zbl 1499.41001 South East Asian J. Math. Math. Sci. 17, No. 2, 83-92 (2021). MSC: 41A05 30E10 41A10 PDFBibTeX XMLCite \textit{S. Bahadur} and \textit{Varun}, South East Asian J. Math. Math. Sci. 17, No. 2, 83--92 (2021; Zbl 1499.41001) Full Text: Link
Qasim, Mohd; Khan, Asif; Abbas, Zaheer; Cai, Qing-Bo A new construction of Lupaş operators and its approximation properties. (English) Zbl 1487.41035 Adv. Difference Equ. 2021, Paper No. 51, 14 p. (2021). MSC: 41A36 41A25 41A35 PDFBibTeX XMLCite \textit{M. Qasim} et al., Adv. Difference Equ. 2021, Paper No. 51, 14 p. (2021; Zbl 1487.41035) Full Text: DOI
Vinogradov, O. L. On the constants in inverse theorems for the first-order derivative. (English. Russian original) Zbl 1484.42004 Vestn. St. Petersbg. Univ., Math. 54, No. 4, 334-344 (2021); translation from Vestn. St-Peterbg. Univ., Ser. I, Mat. Mekh. Astron. 8(66), No. 4, 559-571 (2021). MSC: 42A10 41A10 41A30 PDFBibTeX XMLCite \textit{O. L. Vinogradov}, Vestn. St. Petersbg. Univ., Math. 54, No. 4, 334--344 (2021; Zbl 1484.42004); translation from Vestn. St-Peterbg. Univ., Ser. I, Mat. Mekh. Astron. 8(66), No. 4, 559--571 (2021) Full Text: DOI
Aydın, Dursun; Yılmaz, Ersin; Chamidah, Nur Rational (Padé) approximation for estimating the components of the partially-linear regression model. (English) Zbl 07484744 Inverse Probl. Sci. Eng. 29, No. 13, 2971-3005 (2021). MSC: 41A21 62-07 62G05 PDFBibTeX XMLCite \textit{D. Aydın} et al., Inverse Probl. Sci. Eng. 29, No. 13, 2971--3005 (2021; Zbl 07484744) Full Text: DOI
Nasibov, Sh. M. Nonlinear evolutionary Schrödinger equation in the supercritical case. (English. Russian original) Zbl 1486.81099 Theor. Math. Phys. 209, No. 3, 1683-1692 (2021); translation from Teor. Mat. Fiz. 209, No. 3, 427-437 (2021). MSC: 81Q05 35Q55 35G31 35B44 41A05 81Q80 35A01 PDFBibTeX XMLCite \textit{Sh. M. Nasibov}, Theor. Math. Phys. 209, No. 3, 1683--1692 (2021; Zbl 1486.81099); translation from Teor. Mat. Fiz. 209, No. 3, 427--437 (2021) Full Text: DOI
Rybalko, Yan; Shepelsky, Dmitry Asymptotic stage of modulation instability for the nonlocal nonlinear Schrödinger equation. (English) Zbl 1490.35448 Physica D 428, Article ID 133060, 30 p. (2021). MSC: 35Q55 35Q41 35Q15 35B40 37K15 41A60 PDFBibTeX XMLCite \textit{Y. Rybalko} and \textit{D. Shepelsky}, Physica D 428, Article ID 133060, 30 p. (2021; Zbl 1490.35448) Full Text: DOI arXiv
Filom, Khashayar; Farhoodi, Roozbeh; Kording, Konrad Paul On PDE characterization of smooth hierarchical functions computed by neural networks. (English) Zbl 1522.68197 Neural Comput. 33, No. 12, 3204-3263 (2021). MSC: 68Q06 26B40 35Q68 41A30 68Q07 PDFBibTeX XMLCite \textit{K. Filom} et al., Neural Comput. 33, No. 12, 3204--3263 (2021; Zbl 1522.68197) Full Text: DOI arXiv
Balestro, Vitor; Martini, Horst; Teixeira, Ralph Convex analysis in normed spaces and metric projections onto convex bodies. (English) Zbl 1490.52007 J. Convex Anal. 28, No. 4, 1223-1248 (2021). Reviewer: T. D. Narang (Amritsar) MSC: 52A21 41A50 41A65 46B20 46G05 52A20 53C23 58C20 PDFBibTeX XMLCite \textit{V. Balestro} et al., J. Convex Anal. 28, No. 4, 1223--1248 (2021; Zbl 1490.52007) Full Text: arXiv Link
Wani, Shahid Ahmad; Mursaleen, M.; Nisar, Kottakkaran Sooppy Certain approximation properties of Brenke polynomials using Jakimovski-Leviatan operators. (English) Zbl 1504.41031 J. Inequal. Appl. 2021, Paper No. 104, 16 p. (2021). MSC: 41A36 41A25 33C45 41A35 41A10 PDFBibTeX XMLCite \textit{S. A. Wani} et al., J. Inequal. Appl. 2021, Paper No. 104, 16 p. (2021; Zbl 1504.41031) Full Text: DOI
Alimov, A. R.; Tsar’kov, I. G. Approximatively compact sets in asymmetric Efimov-Stechkin spaces and convexity of almost suns. (English. Russian original) Zbl 1489.41020 Math. Notes 110, No. 6, 947-951 (2021); translation from Mat. Zametki 110, No. 6, 916-921 (2021). Reviewer: Stefan Cobzaş (Cluj-Napoca) MSC: 41A65 46B20 PDFBibTeX XMLCite \textit{A. R. Alimov} and \textit{I. G. Tsar'kov}, Math. Notes 110, No. 6, 947--951 (2021; Zbl 1489.41020); translation from Mat. Zametki 110, No. 6, 916--921 (2021) Full Text: DOI
Damelin, Steven B.; Ragozin, David L.; Werman, Michael On min-max affine approximants of convex or concave real-valued functions from \(\mathbb{R}^k\), Chebyshev equioscillation and graphics. (English) Zbl 1486.41013 Hirn, Matthew (ed.) et al., Excursions in harmonic analysis, Volume 6. In honor of John Benedetto’s 80th birthday. Cham: Birkhäuser. Appl. Numer. Harmon. Anal., 373-383 (2021). MSC: 41A50 90C90 PDFBibTeX XMLCite \textit{S. B. Damelin} et al., in: Excursions in harmonic analysis. Volume 6. In honor of John Benedetto's 80th birthday. Cham: Birkhäuser. 373--383 (2021; Zbl 1486.41013) Full Text: DOI arXiv
Pesenson, Isaac Z. Sampling by averages and average splines on Dirichlet spaces and on combinatorial graphs. (English) Zbl 1481.94074 Hirn, Matthew (ed.) et al., Excursions in harmonic analysis, Volume 6. In honor of John Benedetto’s 80th birthday. Cham: Birkhäuser. Appl. Numer. Harmon. Anal., 243-268 (2021). MSC: 94A20 05C90 41A15 41A17 42C15 PDFBibTeX XMLCite \textit{I. Z. Pesenson}, in: Excursions in harmonic analysis. Volume 6. In honor of John Benedetto's 80th birthday. Cham: Birkhäuser. 243--268 (2021; Zbl 1481.94074) Full Text: DOI arXiv
Khantree, Chanoksuda; Wangkeeree, Rabian Approximate quasi solutions of multiobjective optimization problems. (English) Zbl 1494.90105 Thai J. Math. 19, No. 1, 233-249 (2021). MSC: 90C29 90C59 41A29 90C26 90C46 PDFBibTeX XMLCite \textit{C. Khantree} and \textit{R. Wangkeeree}, Thai J. Math. 19, No. 1, 233--249 (2021; Zbl 1494.90105) Full Text: Link