Dimitrov, Dimitar K.; Nikolov, Geno P. A discrete weighted Markov-Bernstein inequality for sequences and polynomials. (English) Zbl 07265514 J. Math. Anal. Appl. 493, No. 1, Article ID 124522, 15 p. (2021). Reviewer: Alexei Lukashov (Saratov) MSC: 41A17 33C45 PDF BibTeX XML Cite \textit{D. K. Dimitrov} and \textit{G. P. Nikolov}, J. Math. Anal. Appl. 493, No. 1, Article ID 124522, 15 p. (2021; Zbl 07265514) Full Text: DOI
Dmytryshyn, M. I. Approximation of positive operators by analytic vectors. (English) Zbl 07311926 Carpathian Math. Publ. 12, No. 2, 412-418 (2020). MSC: 47A58 41A17 PDF BibTeX XML Cite \textit{M. I. Dmytryshyn}, Carpathian Math. Publ. 12, No. 2, 412--418 (2020; Zbl 07311926) Full Text: DOI
Anastassiou, George A. Conformable fractional approximation of stochastic processes. (English) Zbl 07311562 Bull. Allahabad Math. Soc. 35, No. 1, 55-96 (2020). MSC: 60H25 60E15 41A17 PDF BibTeX XML Cite \textit{G. A. Anastassiou}, Bull. Allahabad Math. Soc. 35, No. 1, 55--96 (2020; Zbl 07311562)
Shabozov, M. Sh.; Saidusaynov, M. S. Approximation of functions of a complex variable by Fourier sums in orthogonal systems in \(L_2\). (English. Russian original) Zbl 07309096 Russ. Math. 64, No. 6, 56-62 (2020); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 2020, No. 6, 65-72 (2020). MSC: 41A17 PDF BibTeX XML Cite \textit{M. Sh. Shabozov} and \textit{M. S. Saidusaynov}, Russ. Math. 64, No. 6, 56--62 (2020; Zbl 07309096); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 2020, No. 6, 65--72 (2020) Full Text: DOI
Tikhonov, S.; Yuditskii, P. Sharp Remez inequality. (English) Zbl 07286595 Constr. Approx. 52, No. 2, 233-246 (2020). Reviewer: Klaus Schiefermayr (Wels) MSC: 41A17 30C35 41A44 41A50 PDF BibTeX XML Cite \textit{S. Tikhonov} and \textit{P. Yuditskii}, Constr. Approx. 52, No. 2, 233--246 (2020; Zbl 07286595) Full Text: DOI
You, Minghui; Guan, Yue On a Hilbert-type inequality with homogeneous kernel involving hyperbolic functions. (English) Zbl 07274843 Rocky Mt. J. Math. 50, No. 5, 1871-1881 (2020). Reviewer: Ioan Raşa (Cluj-Napoca) MSC: 26D15 41A17 PDF BibTeX XML Cite \textit{M. You} and \textit{Y. Guan}, Rocky Mt. J. Math. 50, No. 5, 1871--1881 (2020; Zbl 07274843) Full Text: DOI Euclid
Draganov, Borislav R. Direct estimates of the weighted simultaneous approximation by the Baskakov operator. (English) Zbl 07271449 Result. Math. 75, No. 4, Paper No. 156, 31 p. (2020). Reviewer: Zoltán Finta (Cluj-Napoca) MSC: 41A17 41A25 41A28 41A35 41A81 PDF BibTeX XML Cite \textit{B. R. Draganov}, Result. Math. 75, No. 4, Paper No. 156, 31 p. (2020; Zbl 07271449) Full Text: DOI
Beberok, Tomasz Markov’s inequality and \(C^{\infty}\) functions on certain algebraic hypersurfaces. (English) Zbl 1452.41004 Bull. Malays. Math. Sci. Soc. (2) 43, No. 6, 4303-4314 (2020). Reviewer: Sorin Gheorghe Gal (Oradea) MSC: 41A17 14P05 41A25 PDF BibTeX XML Cite \textit{T. Beberok}, Bull. Malays. Math. Sci. Soc. (2) 43, No. 6, 4303--4314 (2020; Zbl 1452.41004) Full Text: DOI
Eskenazis, Alexandros; Ivanisvili, Paata Polynomial inequalities on the Hamming cube. (English) Zbl 1447.42029 Probab. Theory Relat. Fields 178, No. 1-2, 235-287 (2020). MSC: 42C10 41A17 41A63 46B07 46B85 PDF BibTeX XML Cite \textit{A. Eskenazis} and \textit{P. Ivanisvili}, Probab. Theory Relat. Fields 178, No. 1--2, 235--287 (2020; Zbl 1447.42029) Full Text: DOI
Nasibov, Sh. M. Collapse rate of solutions of the Cauchy problem for the nonlinear Schrödinger equation. (English. Russian original) Zbl 1445.81068 Theor. Math. Phys. 203, No. 3, 726-733 (2020); translation from Teor. Mat. Fiz. 203, No. 3, 342-350 (2020). MSC: 81U90 35Q55 35G25 41A17 PDF BibTeX XML Cite \textit{Sh. M. Nasibov}, Theor. Math. Phys. 203, No. 3, 726--733 (2020; Zbl 1445.81068); translation from Teor. Mat. Fiz. 203, No. 3, 342--350 (2020) Full Text: DOI
Gröchenig, Karlheinz Sampling, Marcinkiewicz-Zygmund inequalities, approximation, and quadrature rules. (English) Zbl 1446.41005 J. Approx. Theory 257, Article ID 105455, 19 p. (2020). MSC: 41A17 42A10 65D30 PDF BibTeX XML Cite \textit{K. Gröchenig}, J. Approx. Theory 257, Article ID 105455, 19 p. (2020; Zbl 1446.41005) Full Text: DOI
Han, Ling-Xiong; Li, Wen-Hui; Qi, Feng Approximation by multivariate Baskakov-Kantorovich operators in Orlicz spaces. (English) Zbl 1448.41020 Electron Res. Arch. 28, No. 2, 721-738 (2020). Reviewer: Zoltán Finta (Cluj-Napoca) MSC: 41A36 41A17 PDF BibTeX XML Cite \textit{L.-X. Han} et al., Electron Res. Arch. 28, No. 2, 721--738 (2020; Zbl 1448.41020) Full Text: DOI
Shabozov, M. Sh.; Khuromonov, Kh. M. On the best approximation in the mean of functions of a complex variable by Fourier series in the Bergman space. (English. Russian original) Zbl 1443.41009 Russ. Math. 64, No. 2, 66-83 (2020); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 2020, No. 2, 74-92 (2020). MSC: 41A17 41A10 43A50 PDF BibTeX XML Cite \textit{M. Sh. Shabozov} and \textit{Kh. M. Khuromonov}, Russ. Math. 64, No. 2, 66--83 (2020; Zbl 1443.41009); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 2020, No. 2, 74--92 (2020) Full Text: DOI
Adcock, Ben; Huybrechs, Daan Approximating smooth, multivariate functions on irregular domains. (English) Zbl 1440.41006 Forum Math. Sigma 8, Article ID e26, 45 p. (2020). Reviewer: Sorin Gheorghe Gal (Oradea) MSC: 41A10 41A17 41A25 41A63 PDF BibTeX XML Cite \textit{B. Adcock} and \textit{D. Huybrechs}, Forum Math. Sigma 8, Article ID e26, 45 p. (2020; Zbl 1440.41006) Full Text: DOI
Eskenazis, Alexandros; Ivanisvili, Paata Dimension independent Bernstein-Markov inequalities in Gauss space. (English) Zbl 07179646 J. Approx. Theory 253, Article ID 105377, 20 p. (2020). MSC: 41A17 41A63 42C10 28C20 PDF BibTeX XML Cite \textit{A. Eskenazis} and \textit{P. Ivanisvili}, J. Approx. Theory 253, Article ID 105377, 20 p. (2020; Zbl 07179646) Full Text: DOI
Ganzburg, Michael I. Sharp constants of approximation theory. III. Certain polynomial inequalities of different metrics on convex sets. (English) Zbl 1435.41011 J. Approx. Theory 252, Article ID 105351, 15 p. (2020). Reviewer: Yamilet del Carmen Quintana Mato (Caracas) MSC: 41A17 41A63 26D10 PDF BibTeX XML Cite \textit{M. I. Ganzburg}, J. Approx. Theory 252, Article ID 105351, 15 p. (2020; Zbl 1435.41011) Full Text: DOI
Ganzburg, Michael I. Sharp constants of approximation theory. I. Multivariate Bernstein-Nikolskii type inequalities. (English) Zbl 1434.41005 J. Fourier Anal. Appl. 26, No. 1, Paper No. 11, 20 p. (2020). MSC: 41A17 41A44 PDF BibTeX XML Cite \textit{M. I. Ganzburg}, J. Fourier Anal. Appl. 26, No. 1, Paper No. 11, 20 p. (2020; Zbl 1434.41005) Full Text: DOI
Kroó, András Sharp \(L_p\) Markov type inequality for cuspidal domainsin \(\mathbb{R}^d\). (English) Zbl 1431.41005 J. Approx. Theory 250, Article ID 105336, 6 p. (2020). Reviewer: Martin D. Buhmann (Gießen) MSC: 41A17 41A63 PDF BibTeX XML Cite \textit{A. Kroó}, J. Approx. Theory 250, Article ID 105336, 6 p. (2020; Zbl 1431.41005) Full Text: DOI
Erdélyi, Tamás Arestov’s theorems on Bernstein’s inequality. (English) Zbl 1439.41007 J. Approx. Theory 250, Article ID 105323, 9 p. (2020). Reviewer: Alexei Lukashov (Saratov) MSC: 41A17 PDF BibTeX XML Cite \textit{T. Erdélyi}, J. Approx. Theory 250, Article ID 105323, 9 p. (2020; Zbl 1439.41007) Full Text: DOI arXiv
Klurman, Oleksiy; Zadeh, Safoura V. Markov’s problem for \(k\)-absolutely monotone polynomials and applications. (English) Zbl 1443.41007 Jaen J. Approx. 11, No. 1-2, 139-149 (2019). MSC: 41A17 41A29 41A44 PDF BibTeX XML Cite \textit{O. Klurman} and \textit{S. Zadeh}, Jaen J. Approx. 11, No. 1--2, 139--149 (2019; Zbl 1443.41007) Full Text: Link Link
Komarov, M. A. Reverse Markov inequality on the unit interval for polynomials whose zeros lie in the upper unit half-disk. (English) Zbl 1449.41007 Anal. Math. 45, No. 4, 817-821 (2019). MSC: 41A17 30A10 PDF BibTeX XML Cite \textit{M. A. Komarov}, Anal. Math. 45, No. 4, 817--821 (2019; Zbl 1449.41007) Full Text: DOI
Baran, Mirosław; Bialas-Ciez, Leokadia On the behaviour of constants in some polynomial inequalities. (English) Zbl 1435.32044 Ann. Pol. Math. 123, Part 1, 43-60 (2019). Reviewer: Yuri A. Farkov (Moscow) MSC: 32U20 32U35 41A17 PDF BibTeX XML Cite \textit{M. Baran} and \textit{L. Bialas-Ciez}, Ann. Pol. Math. 123, Part 1, 43--60 (2019; Zbl 1435.32044) Full Text: DOI
Doktorski, Leo R. Ya.; Gendler, Dmitrij Nikol’skii inequalities for Lorentz-Zygmund spaces. (English) Zbl 1428.41013 Bol. Soc. Mat. Mex., III. Ser. 25, No. 3, 659-672 (2019). MSC: 41A17 42B35 42C05 PDF BibTeX XML Cite \textit{L. R. Ya. Doktorski} and \textit{D. Gendler}, Bol. Soc. Mat. Mex., III. Ser. 25, No. 3, 659--672 (2019; Zbl 1428.41013) Full Text: DOI
Ganzburg, Michael I. Sharp constants of approximation theory. II. Invariance theorems and certain multivariate inequalities of different metrics. (English) Zbl 1429.41009 Constr. Approx. 50, No. 3, 543-577 (2019). Reviewer: Martin D. Buhmann (Gießen) MSC: 41A17 41A63 26D10 PDF BibTeX XML Cite \textit{M. I. Ganzburg}, Constr. Approx. 50, No. 3, 543--577 (2019; Zbl 1429.41009) Full Text: DOI
Gorbachev, D. V.; Ivanov, Valeriĭ I. A sharp Jackson inequality in \(L_p (\mathbb{R}^d)\) with Dunkl weight. (English. Russian original) Zbl 1429.41010 Math. Notes 105, No. 5, 657-673 (2019); translation from Mat. Zametki 105, No. 5, 666-684 (2019). Reviewer: Yuri A. Farkov (Moscow) MSC: 41A17 PDF BibTeX XML Cite \textit{D. V. Gorbachev} and \textit{V. I. Ivanov}, Math. Notes 105, No. 5, 657--673 (2019; Zbl 1429.41010); translation from Mat. Zametki 105, No. 5, 666--684 (2019) Full Text: DOI
Vinogradov, O. L. An exact inequality of Jackson-Chernykh type for spline approximations of periodic functions. (English. Russian original) Zbl 07125230 Sib. Math. J. 60, No. 3, 412-428 (2019); translation from Sib. Mat. Zh. 60, No. 3, 537-555 (2019). MSC: 41A17 PDF BibTeX XML Cite \textit{O. L. Vinogradov}, Sib. Math. J. 60, No. 3, 412--428 (2019; Zbl 07125230); translation from Sib. Mat. Zh. 60, No. 3, 537--555 (2019) Full Text: DOI
Piazzon, Federico; Vianello, Marco Markov inequalities, Dubiner distance, norming meshes and polynomial optimization on convex bodies. (English) Zbl 1434.90156 Optim. Lett. 13, No. 6, 1325-1343 (2019). MSC: 90C26 41A17 52A20 52A40 PDF BibTeX XML Cite \textit{F. Piazzon} and \textit{M. Vianello}, Optim. Lett. 13, No. 6, 1325--1343 (2019; Zbl 1434.90156) Full Text: DOI
Bang, Ha Huy; Huy, Vu Nhat A Bohr-Nikol’skii inequality for weighted Lebesgue spaces. (English) Zbl 1426.26033 Acta Math. Vietnam. 44, No. 3, 701-710 (2019). MSC: 26D10 46E30 PDF BibTeX XML Cite \textit{H. H. Bang} and \textit{V. N. Huy}, Acta Math. Vietnam. 44, No. 3, 701--710 (2019; Zbl 1426.26033) Full Text: DOI
Chen, Yingwei; Wang, Yue De la Vallée Poussin means in \({Q_p}\) spaces. (Chinese. English summary) Zbl 1438.41014 Math. Numer. Sin. 41, No. 2, 156-169 (2019). MSC: 41A17 30E10 41A25 PDF BibTeX XML Cite \textit{Y. Chen} and \textit{Y. Wang}, Math. Numer. Sin. 41, No. 2, 156--169 (2019; Zbl 1438.41014)
Gal, Sorin G.; Sabadini, Irene On the Turán inequality for quaternionic polynomials. (English) Zbl 1427.30075 Adv. Appl. Clifford Algebr. 29, No. 4, Paper No. 78, 12 p. (2019). MSC: 30G35 41A17 PDF BibTeX XML Cite \textit{S. G. Gal} and \textit{I. Sabadini}, Adv. Appl. Clifford Algebr. 29, No. 4, Paper No. 78, 12 p. (2019; Zbl 1427.30075) Full Text: DOI
Andrievskii, Vladimir Bernstein polynomial inequality on a compact subset of the real line. (English) Zbl 1426.41011 J. Approx. Theory 245, 64-72 (2019). Reviewer: D. K. Ugulawa (Tbilisi) MSC: 41A17 30C85 31A15 PDF BibTeX XML Cite \textit{V. Andrievskii}, J. Approx. Theory 245, 64--72 (2019; Zbl 1426.41011) Full Text: DOI arXiv
Anastassiou, George A. Multivariate and convex approximation by Choquet integrals. (English) Zbl 1416.41011 Rev. R. Acad. Cienc. Exactas Fís. Nat., Ser. A Mat., RACSAM 113, No. 2, 1379-1415 (2019). MSC: 41A17 41A25 41A35 41A36 41A46 41A63 PDF BibTeX XML Cite \textit{G. A. Anastassiou}, Rev. R. Acad. Cienc. Exactas Fís. Nat., Ser. A Mat., RACSAM 113, No. 2, 1379--1415 (2019; Zbl 1416.41011) Full Text: DOI
Anastassiou, George A. Quantitative approximation by perturbed Kantorovich-Choquet neural network operators. (English) Zbl 1416.41016 Rev. R. Acad. Cienc. Exactas Fís. Nat., Ser. A Mat., RACSAM 113, No. 2, 875-900 (2019). MSC: 41A25 41A17 41A30 41A35 PDF BibTeX XML Cite \textit{G. A. Anastassiou}, Rev. R. Acad. Cienc. Exactas Fís. Nat., Ser. A Mat., RACSAM 113, No. 2, 875--900 (2019; Zbl 1416.41016) Full Text: DOI
Bialas-Ciez, Leokadia; Sroka, Grzegorz Polynomial inequalities in \(L^p\) norms with generalized Jacobi weights. (English) Zbl 1423.41012 Math. Inequal. Appl. 22, No. 1, 261-274 (2019). Reviewer: Liu Zheng (Anshan) MSC: 41A17 26D05 PDF BibTeX XML Cite \textit{L. Bialas-Ciez} and \textit{G. Sroka}, Math. Inequal. Appl. 22, No. 1, 261--274 (2019; Zbl 1423.41012) Full Text: DOI
Itoh, Kentaro; Sakai, Ryozi; Suzuki, Noriaki Uniform convergence of orthogonal polynomial expansions for exponential weights. (English) Zbl 1428.41014 Hokkaido Math. J. 48, No. 2, 263-280 (2019). Reviewer: Francisco Pérez Acosta (La Laguna) MSC: 41A17 41A10 PDF BibTeX XML Cite \textit{K. Itoh} et al., Hokkaido Math. J. 48, No. 2, 263--280 (2019; Zbl 1428.41014) Full Text: DOI Euclid
Rebs, Christian On the best constants in Markov inequalities for the Laplace operator on polynomials with the Hermite and Legendre norm. (English) Zbl 1414.41008 Linear Algebra Appl. 572, 32-45 (2019). Reviewer: Maria Alessandra Ragusa (Catania) MSC: 41A17 26D10 35P15 41A63 PDF BibTeX XML Cite \textit{C. Rebs}, Linear Algebra Appl. 572, 32--45 (2019; Zbl 1414.41008) Full Text: DOI
Bos, Len Markov factors on average – an \(L_2\) case. (English) Zbl 07043335 J. Approx. Theory 241, 1-10 (2019). MSC: 41A17 41A44 PDF BibTeX XML Cite \textit{L. Bos}, J. Approx. Theory 241, 1--10 (2019; Zbl 07043335) Full Text: DOI
Lepski, O. V.; Willer, T. Oracle inequalities and adaptive estimation in the convolution structure density model. (English) Zbl 1419.62075 Ann. Stat. 47, No. 1, 233-287 (2019). Reviewer: Anatoli Mogulskii (Novosibirsk) MSC: 62G07 62G20 PDF BibTeX XML Cite \textit{O. V. Lepski} and \textit{T. Willer}, Ann. Stat. 47, No. 1, 233--287 (2019; Zbl 1419.62075) Full Text: DOI Euclid
Li, Xin; Ranasinghe, Rajitha A Bernstein type inequality for the Askey-Wilson operator. (English) Zbl 1411.41011 J. Approx. Theory 240, 145-157 (2019). Reviewer: Francisco Pérez Acosta (La Laguna) MSC: 41A17 41A36 PDF BibTeX XML Cite \textit{X. Li} and \textit{R. Ranasinghe}, J. Approx. Theory 240, 145--157 (2019; Zbl 1411.41011) Full Text: DOI
Bialas-Ciez, Leokadia; Eggink, Raimondo Equivalence of the global and local Markov inequalities in the complex plane. (English) Zbl 1414.41006 Adv. Math. 345, 909-927 (2019). Reviewer: Klaus Schiefermayr (Wels) MSC: 41A17 30E10 31A15 30A10 PDF BibTeX XML Cite \textit{L. Bialas-Ciez} and \textit{R. Eggink}, Adv. Math. 345, 909--927 (2019; Zbl 1414.41006) Full Text: DOI
Ullah, S.; Farid, G.; Khan, K. A.; Waheed, A.; Mehmood, S. Generalized fractional inequalities for quasi-convex functions. (English) Zbl 07012083 Adv. Difference Equ. 2019, Paper No. 15, 16 p. (2019). MSC: 26D15 26A51 32F99 41A17 33E12 PDF BibTeX XML Cite \textit{S. Ullah} et al., Adv. Difference Equ. 2019, Paper No. 15, 16 p. (2019; Zbl 07012083) Full Text: DOI
Draganov, Borislav R. An exact strong converse inequality for the weighted simultaneous approximation by the Bernstein operator. (English) Zbl 1445.41011 Ivanov, Kamen (ed.) et al., Constructive theory of functions. Proceedings of the 12th international conference, Sozopol, Bulgaria, June 11–17, 2016. Sofia: Prof. Marin Drinov Academic Publishing House. 75-97 (2018). MSC: 41A36 41A17 41A27 41A28 PDF BibTeX XML Cite \textit{B. R. Draganov}, in: Constructive theory of functions. Proceedings of the 12th international conference, Sozopol, Bulgaria, June 11--17, 2016. Sofia: Prof. Marin Drinov Academic Publishing House. 75--97 (2018; Zbl 1445.41011) Full Text: Link
Anastassiou, George A. Self adjoint operator Korovkin type and polynomial direct approximations with rates. (English) Zbl 1445.41009 Ivanov, Kamen (ed.) et al., Constructive theory of functions. Proceedings of the 12th international conference, Sozopol, Bulgaria, June 11–17, 2016. Sofia: Prof. Marin Drinov Academic Publishing House. 13-27 (2018). MSC: 41A36 41A17 41A25 47A58 PDF BibTeX XML Cite \textit{G. A. Anastassiou}, in: Constructive theory of functions. Proceedings of the 12th international conference, Sozopol, Bulgaria, June 11--17, 2016. Sofia: Prof. Marin Drinov Academic Publishing House. 13--27 (2018; Zbl 1445.41009) Full Text: Link
Anastassiou, George A. Approximation by shift invariant univariate sublinear-Shilkret operators. (English) Zbl 1440.41015 Cubo 20, No. 1, 1-16 (2018). MSC: 41A36 41A17 41A25 41A35 PDF BibTeX XML Cite \textit{G. A. Anastassiou}, Cubo 20, No. 1, 1--16 (2018; Zbl 1440.41015) Full Text: DOI
Zhu, Laiyi; Zhou, Dapeng; Huang, Zhiyong Erdős type inequality for Lorentz polynomials. (English) Zbl 07112245 Anal. Theory Appl. 34, No. 3, 232-240 (2018). MSC: 26D05 41A17 PDF BibTeX XML Cite \textit{L. Zhu} et al., Anal. Theory Appl. 34, No. 3, 232--240 (2018; Zbl 07112245) Full Text: DOI
Asami, Keisuke; Sawano, Yoshihiro Non-smooth decomposition of homogeneous Triebel-Lizorkin-Morrey spaces. (English) Zbl 1416.42029 Commentat. Math. 58, No. 1-2, 37-56 (2018). MSC: 42B35 41A17 PDF BibTeX XML Cite \textit{K. Asami} and \textit{Y. Sawano}, Commentat. Math. 58, No. 1--2, 37--56 (2018; Zbl 1416.42029) Full Text: DOI
Il’yasov, Niyazi A. The direct theorem of the theory of approximation of periodic functions with monotone Fourier coefficients in different metrics. (English. Russian original) Zbl 1419.42002 Proc. Steklov Inst. Math. 303, Suppl. 1, S100-S114 (2018); translation from Tr. Inst. Mat. Mekh. (Ekaterinburg) 23, No. 3, 144-158 (2017). MSC: 42A10 41A17 42A32 PDF BibTeX XML Cite \textit{N. A. Il'yasov}, Proc. Steklov Inst. Math. 303, S100--S114 (2018; Zbl 1419.42002); translation from Tr. Inst. Mat. Mekh. (Ekaterinburg) 23, No. 3, 144--158 (2017) Full Text: DOI
Anastassiou, George A. Approximation by shift invariant multivariate sublinear-Shilkret operators. (English) Zbl 1414.41012 Bull. Allahabad Math. Soc. 33, No. 2, 279-299 (2018). MSC: 41A36 41A17 41A25 41A35 PDF BibTeX XML Cite \textit{G. A. Anastassiou}, Bull. Allahabad Math. Soc. 33, No. 2, 279--299 (2018; Zbl 1414.41012)
Anastassiou, George A. Approximation by shift invariant univariate sublinear-Choquet operators. (English) Zbl 1415.41003 Indian J. Math. 60, No. 3, 471-489 (2018). MSC: 41A17 41A25 41A35 41A36 PDF BibTeX XML Cite \textit{G. A. Anastassiou}, Indian J. Math. 60, No. 3, 471--489 (2018; Zbl 1415.41003)
Berná, Pablo M.; Blasco, Oscar; Garrigós, Gustavo; Hernández, Eugenio; Oikhberg, Timur Embeddings and Lebesgue-type inequalities for the greedy algorithm in Banach spaces. (English) Zbl 1404.41011 Constr. Approx. 48, No. 3, 415-451 (2018). Reviewer: Stefan Cobzaş (Cluj-Napoca) MSC: 41A65 41A46 41A17 46B15 46B45 PDF BibTeX XML Cite \textit{P. M. Berná} et al., Constr. Approx. 48, No. 3, 415--451 (2018; Zbl 1404.41011) Full Text: DOI
Gao, Ya; Wu, Garidi Approximation of Lupas-Baskakov operators strong converse inequality in Orlicz space. (Chinese. English summary) Zbl 1413.41010 Acta Anal. Funct. Appl. 20, No. 1, 47-54 (2018). MSC: 41A35 41A17 41A27 PDF BibTeX XML Cite \textit{Y. Gao} and \textit{G. Wu}, Acta Anal. Funct. Appl. 20, No. 1, 47--54 (2018; Zbl 1413.41010) Full Text: DOI
Marcellán, Francisco; Quintana, Yamilet; Rodríguez, José M. Weighted Sobolev spaces: Markov-type inequalities and duality. (English) Zbl 1404.33009 Bull. Math. Sci. 8, No. 2, 233-256 (2018). Reviewer: Alexei Lukashov (Saratov) MSC: 33C45 41A17 26C99 PDF BibTeX XML Cite \textit{F. Marcellán} et al., Bull. Math. Sci. 8, No. 2, 233--256 (2018; Zbl 1404.33009) Full Text: DOI
Shabozov, M. Sh.; Saidusaynov, M. S. Upper bounds for the approximation of certain classes of functions of a complex variable by Fourier series in the space \(L_2\) and \(n\)-widths. (English. Russian original) Zbl 1397.42001 Math. Notes 103, No. 4, 656-668 (2018); translation from Mat. Zametki 103, No. 4, 617-631 (2018). MSC: 42A10 41A17 41A46 PDF BibTeX XML Cite \textit{M. Sh. Shabozov} and \textit{M. S. Saidusaynov}, Math. Notes 103, No. 4, 656--668 (2018; Zbl 1397.42001); translation from Mat. Zametki 103, No. 4, 617--631 (2018) Full Text: DOI
Gorbachev, D. V.; Ivanov, V. I.; Veprintsev, R. A. Approximation in \(L_2\) by partial integrals of the multidimensional Fourier transform over the eigenfunctions of the Sturm-Liouville operator. (English. Russian original) Zbl 1408.41004 Proc. Steklov Inst. Math. 300, Suppl. 1, S97-S113 (2018); translation from Tr. Inst. Mat. Mekh. (Ekaterinburg) 22, No. 4, 136-152 (2016). Reviewer: D. K. Ugulawa (Tbilisi) MSC: 41A17 42A38 PDF BibTeX XML Cite \textit{D. V. Gorbachev} et al., Proc. Steklov Inst. Math. 300, S97--S113 (2018; Zbl 1408.41004); translation from Tr. Inst. Mat. Mekh. (Ekaterinburg) 22, No. 4, 136--152 (2016) Full Text: DOI
Gupta, Vijay; Rassias, Themistocles M.; Agrawal, P. N.; Acu, Ana Maria Recent advances in constructive approximation theory. (English) Zbl 1400.41017 Springer Optimization and Its Applications 138. Cham: Springer (ISBN 978-3-319-92164-8/hbk; 978-3-319-92165-5/ebook). x, 291 p. (2018). Reviewer: Sorin Gheorghe Gal (Oradea) MSC: 41A36 41A17 41A25 41A35 PDF BibTeX XML Cite \textit{V. Gupta} et al., Recent advances in constructive approximation theory. Cham: Springer (2018; Zbl 1400.41017) Full Text: DOI
Arestov, V.; Babenko, A.; Deikalova, M.; Horváth, Á. Nikol’skii type inequality; Bessel weight; extremal functions; extremal constants. (English) Zbl 1424.47026 Anal. Math. 44, No. 1, 21-42 (2018). Reviewer: Radu Păltănea (Braşov) MSC: 47A30 41A44 41A17 PDF BibTeX XML Cite \textit{V. Arestov} et al., Anal. Math. 44, No. 1, 21--42 (2018; Zbl 1424.47026) Full Text: DOI
Lu, Dawei; Song, Lixin; Tang, Guangqing Some new approximations and proofs for Mills’ ratio. (English) Zbl 1390.26015 Result. Math. 73, No. 1, Paper No. 27, 14 p. (2018). MSC: 26A48 26D10 33B20 41A17 62E17 PDF BibTeX XML Cite \textit{D. Lu} et al., Result. Math. 73, No. 1, Paper No. 27, 14 p. (2018; Zbl 1390.26015) Full Text: DOI
Draganov, Borislav R.; Gadjev, Ivan Direct and converse Voronovskaya estimates for the Bernstein operator. (English) Zbl 1390.41021 Result. Math. 73, No. 1, Paper No. 11, 21 p. (2018). MSC: 41A25 41A10 41A17 41A27 41A35 41A40 PDF BibTeX XML Cite \textit{B. R. Draganov} and \textit{I. Gadjev}, Result. Math. 73, No. 1, Paper No. 11, 21 p. (2018; Zbl 1390.41021) Full Text: DOI
Marchi, S. De; Kroó, A. Marcinkiewicz-Zygmund type results in multivariate domains. (English) Zbl 1413.41040 Acta Math. Hung. 154, No. 1, 69-89 (2018). MSC: 41A63 41A17 PDF BibTeX XML Cite \textit{S. De Marchi} and \textit{A. Kroó}, Acta Math. Hung. 154, No. 1, 69--89 (2018; Zbl 1413.41040) Full Text: DOI
Aleksov, Dragomir; Nikolov, Geno Markov \(L_2\) inequality with the Gegenbauer weight. (English) Zbl 1380.41006 J. Approx. Theory 225, 224-241 (2018). Reviewer: Klaus Schiefermayr (Wels) MSC: 41A17 PDF BibTeX XML Cite \textit{D. Aleksov} and \textit{G. Nikolov}, J. Approx. Theory 225, 224--241 (2018; Zbl 1380.41006) Full Text: DOI arXiv
Arestov, Vitalii V. A characterization of extremal elements in some linear problems. (English) Zbl 1448.41029 Ural Math. J. 3, No. 2, 22-32 (2017). MSC: 41A65 30E10 41A17 41A50 PDF BibTeX XML Cite \textit{V. V. Arestov}, Ural Math. J. 3, No. 2, 22--32 (2017; Zbl 1448.41029) Full Text: DOI MNR
Anastassiou, George A. Korovkin theory for Banach space valued functions. (English) Zbl 1424.41041 Rom. J. Math. Comput. Sci. 7, No. 2, 99-109 (2017). MSC: 41A36 41A17 41A25 PDF BibTeX XML Cite \textit{G. A. Anastassiou}, Rom. J. Math. Comput. Sci. 7, No. 2, 99--109 (2017; Zbl 1424.41041)
Hussain, R.; Ali, A.; Latif, A.; Gulshan, G. Some \(k\)-fractional associates of Hermite-Hadamard’s inequality for quasi-convex functions and applications to special means. (English) Zbl 1424.26052 Fract. Differ. Calc. 7, No. 2, 301-309 (2017). MSC: 26D15 26A51 32F99 41A17 PDF BibTeX XML Cite \textit{R. Hussain} et al., Fract. Differ. Calc. 7, No. 2, 301--309 (2017; Zbl 1424.26052) Full Text: DOI
Rack, Heinz-Joachim The second Zolotarev case in the Erdős-Szegö solution to a Markov-type extremal problem of Schur. (English) Zbl 1413.26030 J. Numer. Anal. Approx. Theory 46, No. 1, 54-77 (2017). MSC: 26C05 26D10 41A10 41A17 41A29 41A44 41A50 PDF BibTeX XML Cite \textit{H.-J. Rack}, J. Numer. Anal. Approx. Theory 46, No. 1, 54--77 (2017; Zbl 1413.26030)
Mercer, P. R. A note on the Fejér and Levin-Stečkin inequalities. (English) Zbl 1399.26056 Anal. Math. 43, No. 1, 99-102 (2017). MSC: 26D15 41A17 PDF BibTeX XML Cite \textit{P. R. Mercer}, Anal. Math. 43, No. 1, 99--102 (2017; Zbl 1399.26056) Full Text: DOI
Gladkaya, A. V.; Vinogradov, L. Sharp Jackson type inequalities for spline approximation on the axis. (English) Zbl 1399.41012 Anal. Math. 43, No. 1, 27-47 (2017). MSC: 41A15 41A17 41A44 PDF BibTeX XML Cite \textit{A. V. Gladkaya} and \textit{L. Vinogradov}, Anal. Math. 43, No. 1, 27--47 (2017; Zbl 1399.41012) Full Text: DOI
Rack, Heinz-Joachim The first Zolotarev case in the Erdős-Szegő solution to a Markov-type extremal problem of Schur. (English) Zbl 1399.41011 Stud. Univ. Babeş-Bolyai, Math. 62, No. 2, 151-162 (2017). MSC: 41A10 41A17 41A29 41A50 PDF BibTeX XML Cite \textit{H.-J. Rack}, Stud. Univ. Babeş-Bolyai, Math. 62, No. 2, 151--162 (2017; Zbl 1399.41011) Full Text: DOI
Kalmykov, Sergei; Nagy, Béla; Totik, Vilmos Bernstein- and Markov-type inequalities for rational functions. (English) Zbl 1387.41005 Acta Math. 219, No. 1, 21-63 (2017). Reviewer: Klaus Schiefermayr (Wels) MSC: 41A17 PDF BibTeX XML Cite \textit{S. Kalmykov} et al., Acta Math. 219, No. 1, 21--63 (2017; Zbl 1387.41005) Full Text: DOI
Jumabayeva, A. Sharp Ul’yanov inequalities for generalized Liouville-Weyl derivatives. (English) Zbl 1399.41018 Anal. Math. 43, No. 2, 279-302 (2017). Reviewer: Alexander Tovstolis (Orlando) MSC: 41A17 26A15 26D10 26D15 42A10 PDF BibTeX XML Cite \textit{A. Jumabayeva}, Anal. Math. 43, No. 2, 279--302 (2017; Zbl 1399.41018) Full Text: DOI
Zhu, Lai-Yi; Zhou, Da-Peng On the proof of Erdős’ inequality. (English) Zbl 06819566 Czech. Math. J. 67, No. 4, 967-979 (2017). MSC: 41A17 26D05 42A05 PDF BibTeX XML Cite \textit{L.-Y. Zhu} and \textit{D.-P. Zhou}, Czech. Math. J. 67, No. 4, 967--979 (2017; Zbl 06819566) Full Text: DOI
Langenau, Holger Asymptotically sharp inequalities for polynomials involving mixed Gegenbauer norms. (English) Zbl 1376.41027 Asymptotic Anal. 103, No. 4, 221-233 (2017). MSC: 41A44 41A17 15A60 PDF BibTeX XML Cite \textit{H. Langenau}, Asymptotic Anal. 103, No. 4, 221--233 (2017; Zbl 1376.41027) Full Text: DOI
Nishizawa, Yusuke Sharp exponential approximate inequalities for trigonometric functions. (English) Zbl 1373.26018 Result. Math. 71, No. 3-4, 609-621 (2017). MSC: 26D05 26D15 41A17 PDF BibTeX XML Cite \textit{Y. Nishizawa}, Result. Math. 71, No. 3--4, 609--621 (2017; Zbl 1373.26018) Full Text: DOI
Schiefermayr, Klaus The growth of polynomials outside of a compact set-the Bernstein-Walsh inequality revisited. (English) Zbl 1375.41008 J. Approx. Theory 223, 9-18 (2017). Reviewer: Fahreddin Abdullayev (Mersin) MSC: 41A17 41A50 30C10 PDF BibTeX XML Cite \textit{K. Schiefermayr}, J. Approx. Theory 223, 9--18 (2017; Zbl 1375.41008) Full Text: DOI
Erdélyi, Tamás Inequalities for exponential sums. (English. Russian original) Zbl 1377.30004 Sb. Math. 208, No. 3, 433-464 (2017); translation from Mat. Sb. 208, No. 3, 132-164 (2017). Reviewer: Alexander P. Goncharov (MR 3629080) MSC: 30C10 41A17 PDF BibTeX XML Cite \textit{T. Erdélyi}, Sb. Math. 208, No. 3, 433--464 (2017; Zbl 1377.30004); translation from Mat. Sb. 208, No. 3, 132--164 (2017) Full Text: DOI Link
Fournier, Richard; Ruscheweyh, Stephan On two inequalities for polynomials in the unit disk. (English) Zbl 1369.41016 Govil, Narenda Kumar (ed.) et al., Progress in approximation theory and applicable complex analysis. In memory of Q.I. Rahman. Cham: Springer (ISBN 978-3-319-49240-7/hbk; 978-3-319-49242-1/ebook). Springer Optimization and Its Applications 117, 75-82 (2017). MSC: 41A17 PDF BibTeX XML Cite \textit{R. Fournier} and \textit{S. Ruscheweyh}, Springer Optim. Appl. 117, 75--82 (2017; Zbl 1369.41016) Full Text: DOI
Erdélyi, Tamás Markov-type inequalities for products of Müntz polynomials revisited. (English) Zbl 1369.41015 Govil, Narenda Kumar (ed.) et al., Progress in approximation theory and applicable complex analysis. In memory of Q.I. Rahman. Cham: Springer (ISBN 978-3-319-49240-7/hbk; 978-3-319-49242-1/ebook). Springer Optimization and Its Applications 117, 19-39 (2017). MSC: 41A17 30B10 PDF BibTeX XML Cite \textit{T. Erdélyi}, Springer Optim. Appl. 117, 19--39 (2017; Zbl 1369.41015) Full Text: DOI
Ganzburg, Michael I.; Tikhonov, Sergey Yu. On sharp constants in Bernstein-Nikolskii inequalities. (English) Zbl 1370.41023 Constr. Approx. 45, No. 3, 449-466 (2017). Reviewer: Yuri A. Farkov (Moscow) MSC: 41A17 42A05 PDF BibTeX XML Cite \textit{M. I. Ganzburg} and \textit{S. Yu. Tikhonov}, Constr. Approx. 45, No. 3, 449--466 (2017; Zbl 1370.41023) Full Text: DOI
Arestov, Vitalii V.; Deikalova, Marina V. Jacobi translation and the inequality of different metrics for algebraic polynomials on an interval. (English. Russian original) Zbl 1373.41005 Dokl. Math. 95, No. 1, 21-25 (2017); translation from Dokl. Akad. Nauk, Ross. Akad. Nauk 472, No. 3, 243-247 (2017). Reviewer: Alexei Lukashov (Saratov) MSC: 41A17 PDF BibTeX XML Cite \textit{V. V. Arestov} and \textit{M. V. Deikalova}, Dokl. Math. 95, No. 1, 21--25 (2017; Zbl 1373.41005); translation from Dokl. Akad. Nauk, Ross. Akad. Nauk 472, No. 3, 243--247 (2017) Full Text: DOI
Anastassiou, George A. Approximations by multivariate perturbed neural network operators. (English) Zbl 1364.41005 Anal. Appl., Singap. 15, No. 3, 413-432 (2017). MSC: 41A17 41A25 41A30 41A36 PDF BibTeX XML Cite \textit{G. A. Anastassiou}, Anal. Appl., Singap. 15, No. 3, 413--432 (2017; Zbl 1364.41005) Full Text: DOI
Gulzar, S.; Rather, N. A. \(L_p\) inequalities for the Schur-Szegő composition of polynomials. (English) Zbl 1399.30017 Acta Math. Hung. 151, No. 1, 124-138 (2017). MSC: 30C10 30C15 41A17 PDF BibTeX XML Cite \textit{S. Gulzar} and \textit{N. A. Rather}, Acta Math. Hung. 151, No. 1, 124--138 (2017; Zbl 1399.30017) Full Text: DOI
Ganzburg, Michael I. A multivariate Remez-type inequality with \(\phi\)-concave weights. (English) Zbl 1373.41006 Colloq. Math. 147, No. 2, 221-240 (2017). Reviewer: Yuri A. Farkov (Moscow) MSC: 41A17 26D05 PDF BibTeX XML Cite \textit{M. I. Ganzburg}, Colloq. Math. 147, No. 2, 221--240 (2017; Zbl 1373.41006) Full Text: DOI
Bondarenko, Andrii; Tikhonov, Sergey Bernstein inequalities with nondoubling weights. (English) Zbl 1362.26014 J. Eur. Math. Soc. (JEMS) 19, No. 1, 67-106 (2017). Reviewer: Ioan Raşa (Cluj-Napoca) MSC: 26D05 41A17 42A05 PDF BibTeX XML Cite \textit{A. Bondarenko} and \textit{S. Tikhonov}, J. Eur. Math. Soc. (JEMS) 19, No. 1, 67--106 (2017; Zbl 1362.26014) Full Text: DOI
Anastassiou, G. A. Self adjoint operator Korovkin type quantitative approximations. (English) Zbl 1374.41018 Acta Math. Univ. Comen., New Ser. 86, No. 1, 165-186 (2017). Reviewer: Ondrej Hutník (Košice) MSC: 41A17 PDF BibTeX XML Cite \textit{G. A. Anastassiou}, Acta Math. Univ. Comen., New Ser. 86, No. 1, 165--186 (2017; Zbl 1374.41018)
Ganzburg, Michael I. Sharp constants in V. A. Markov-Bernstein type inequalities of different metrics. (English) Zbl 1358.41008 J. Approx. Theory 215, 92-105 (2017). Reviewer: H. P. Dikshit (Bhopal) MSC: 41A17 41A10 PDF BibTeX XML Cite \textit{M. I. Ganzburg}, J. Approx. Theory 215, 92--105 (2017; Zbl 1358.41008) Full Text: DOI
Kroó, A. Multivariate fast decreasing polynomials. (English) Zbl 1399.41019 Acta Math. Hung. 149, No. 1, 101-119 (2016). MSC: 41A17 41A10 41A63 PDF BibTeX XML Cite \textit{A. Kroó}, Acta Math. Hung. 149, No. 1, 101--119 (2016; Zbl 1399.41019) Full Text: DOI
Tovstolis, Alexander V. Bernstein and Nikol’skiĭ type inequalities for entire functions of exponential type in Hardy spaces in tubes. (English) Zbl 1377.41005 Jaen J. Approx. 8, No. 1, 59-73 (2016). MSC: 41A17 42B30 PDF BibTeX XML Cite \textit{A. V. Tovstolis}, Jaen J. Approx. 8, No. 1, 59--73 (2016; Zbl 1377.41005)
Arestov, V.; Deikalova, M. Nikol’skii inequality between the uniform norm and \(L_q\)-norm with Jacobi weight of algebraic polynomials on an interval. (English) Zbl 1389.41013 Anal. Math. 42, No. 2, 91-120 (2016). MSC: 41A17 PDF BibTeX XML Cite \textit{V. Arestov} and \textit{M. Deikalova}, Anal. Math. 42, No. 2, 91--120 (2016; Zbl 1389.41013) Full Text: DOI
Ganzburg, M. I. Multivariate polynomial inequalities of different \(L_{p,W}(V)\)-metrics with \(k\)-concave weights. (English) Zbl 1389.41014 Acta Math. Hung. 150, No. 1, 99-120 (2016). Reviewer: D. K. Ugulawa (Tbilisi) MSC: 41A17 26D05 PDF BibTeX XML Cite \textit{M. I. Ganzburg}, Acta Math. Hung. 150, No. 1, 99--120 (2016; Zbl 1389.41014) Full Text: DOI
Han, Lingxiong; Wu, Garidi Strong converse inequality of Jacobi weighted simultaneous approximation for gamma operators in Orlicz spaces \(L_\Phi^*(0,\infty)\). (Chinese. English summary) Zbl 1374.41020 Appl. Math., Ser. A (Chin. Ed.) 31, No. 3, 366-378 (2016). MSC: 41A17 41A28 41A35 PDF BibTeX XML Cite \textit{L. Han} and \textit{G. Wu}, Appl. Math., Ser. A (Chin. Ed.) 31, No. 3, 366--378 (2016; Zbl 1374.41020)
Gashkov, S. B. On the application of linear positive operators for approximation of functions. (English. Russian original) Zbl 1360.41012 Math. Notes 100, No. 5, 666-676 (2016); translation from Mat. Zametki 100, No. 5, 689-700 (2016). MSC: 41A36 41A17 41A46 PDF BibTeX XML Cite \textit{S. B. Gashkov}, Math. Notes 100, No. 5, 666--676 (2016; Zbl 1360.41012); translation from Mat. Zametki 100, No. 5, 689--700 (2016) Full Text: DOI
Gulzar, S. Some Zygmund type inequalities for the \(s\)th derivative of polynomials. (English) Zbl 1374.30011 Anal. Math. 42, No. 4, 339-352 (2016). MSC: 30C10 30A10 41A17 PDF BibTeX XML Cite \textit{S. Gulzar}, Anal. Math. 42, No. 4, 339--352 (2016; Zbl 1374.30011) Full Text: DOI
Gorbachev, D. V.; Ivanov, Valeriĭ I. Approximation in \(L_2\) by partial integrals of the Fourier transform over the eigenfunctions of the Sturm-Liouville operator. (English. Russian original) Zbl 1357.41034 Math. Notes 100, No. 4, 540-549 (2016); translation from Mat. Zametki 100, No. 4, 519-530 (2016). MSC: 41A65 41A17 PDF BibTeX XML Cite \textit{D. V. Gorbachev} and \textit{V. I. Ivanov}, Math. Notes 100, No. 4, 540--549 (2016; Zbl 1357.41034); translation from Mat. Zametki 100, No. 4, 519--530 (2016) Full Text: DOI
Andrianov, P. A.; Vinogradov, O. L. On the constant and step in Jackson’s inequality for best approximations by trigonometric polynomials and by Haar polynomials. (English. Russian original) Zbl 1357.41009 Math. Notes 100, No. 3, 345-351 (2016); translation from Mat. Zametki 100, No. 3, 323-330 (2016). MSC: 41A17 42A10 PDF BibTeX XML Cite \textit{P. A. Andrianov} and \textit{O. L. Vinogradov}, Math. Notes 100, No. 3, 345--351 (2016; Zbl 1357.41009); translation from Mat. Zametki 100, No. 3, 323--330 (2016) Full Text: DOI
Brudnyi, Alexander Cartan-Remez type inequalities for analytic and plurisubharmonic functions. (English) Zbl 1354.41006 C. R. Math. Acad. Sci., Soc. R. Can. 38, No. 3, 99-112 (2016). MSC: 41A17 41A63 PDF BibTeX XML Cite \textit{A. Brudnyi}, C. R. Math. Acad. Sci., Soc. R. Can. 38, No. 3, 99--112 (2016; Zbl 1354.41006)
Kokilashvili, V. M.; Meskhi, A. N. Weighted extrapolation in Iwaniec-Sbordone spaces. Applications to integral operators and approximation theory. (English. Russian original) Zbl 1365.46026 Proc. Steklov Inst. Math. 293, 161-185 (2016); translation from Tr. Mat. Inst. Steklova 293, 167-192 (2016). MSC: 46E30 41A17 26D10 PDF BibTeX XML Cite \textit{V. M. Kokilashvili} and \textit{A. N. Meskhi}, Proc. Steklov Inst. Math. 293, 161--185 (2016; Zbl 1365.46026); translation from Tr. Mat. Inst. Steklova 293, 167--192 (2016) Full Text: DOI
Butzer, Paul L.; Schmeisser, Gerhard; Stens, Rudolf L. Sobolev spaces of fractional order, Lipschitz spaces, readapted modulation spaces and their interrelations; applications. (English) Zbl 1359.41002 J. Approx. Theory 212, 1-40 (2016). Reviewer: Boris Rubin (Baton Rouge) MSC: 41A17 41A80 42A38 46E15 94A20 26A16 46E35 26A33 PDF BibTeX XML Cite \textit{P. L. Butzer} et al., J. Approx. Theory 212, 1--40 (2016; Zbl 1359.41002) Full Text: DOI arXiv
Wang, Kai-Cheng; Chang, Kuei-Fang; Yang, Chi-I; Gun, Chiou-Yueh A Bernstein type inequality associated with wavelet bi-frame decomposition. (English) Zbl 1350.41011 J. Inequal. Appl. 2016, Paper No. 244, 17 p. (2016). MSC: 41A17 41A46 42C40 42C15 PDF BibTeX XML Cite \textit{K.-C. Wang} et al., J. Inequal. Appl. 2016, Paper No. 244, 17 p. (2016; Zbl 1350.41011) Full Text: DOI
Ditzian, Z.; Prymak, A. On Nikol’skii inequalities for domains in \({\mathbb {R}}^d\). (English) Zbl 1351.41007 Constr. Approx. 44, No. 1, 23-51 (2016). Reviewer: Yuri A. Farkov (Moscow) MSC: 41A17 41A63 26C05 41A10 PDF BibTeX XML Cite \textit{Z. Ditzian} and \textit{A. Prymak}, Constr. Approx. 44, No. 1, 23--51 (2016; Zbl 1351.41007) Full Text: DOI arXiv
Maeda, Fumi-Yuki; Sawano, Yoshihiro; Shimomura, Tetsu Some norm inequalities in Musielak-Orlicz spaces. (English) Zbl 1347.26023 Ann. Acad. Sci. Fenn., Math. 41, No. 2, 721-744 (2016). Reviewer: Boris Rubin (Baton Rouge) MSC: 26A33 42B25 41A17 42B35 PDF BibTeX XML Cite \textit{F.-Y. Maeda} et al., Ann. Acad. Sci. Fenn., Math. 41, No. 2, 721--744 (2016; Zbl 1347.26023) Full Text: DOI
Vakarchuk, S. B.; Zabutnaya, V. I. Inequalities between best polynomial approximations and some smoothness characteristics in the space \(L_2\) and widths of classes of functions. (English. Russian original) Zbl 1342.41033 Math. Notes 99, No. 2, 222-242 (2016); translation from Mat. Zametki 99, No. 2, 215-238 (2016). MSC: 41A50 41A17 PDF BibTeX XML Cite \textit{S. B. Vakarchuk} and \textit{V. I. Zabutnaya}, Math. Notes 99, No. 2, 222--242 (2016; Zbl 1342.41033); translation from Mat. Zametki 99, No. 2, 215--238 (2016) Full Text: DOI