Agapov, Sergei; Shubin, Vladislav New examples of non-polynomial integrals of two-dimensional geodesic flows. (English) Zbl 07787469 J. Phys. A, Math. Theor. 57, No. 1, Article ID 015204, 17 p. (2024). Reviewer: Alexey O. Remizov (Moskva) MSC: 53D25 53C22 37J35 37J39 37D40 PDFBibTeX XMLCite \textit{S. Agapov} and \textit{V. Shubin}, J. Phys. A, Math. Theor. 57, No. 1, Article ID 015204, 17 p. (2024; Zbl 07787469) Full Text: DOI
Baramidze, Davit; Blahota, István; Tephnadze, George; Toledo, Rodolfo Martingale Hardy spaces and some new weighted maximal operators of Fejér means of Walsh-Fourier series. (English) Zbl 1527.42040 J. Geom. Anal. 34, No. 1, Paper No. 3, 17 p. (2024). MSC: 42C10 42B30 42B25 PDFBibTeX XMLCite \textit{D. Baramidze} et al., J. Geom. Anal. 34, No. 1, Paper No. 3, 17 p. (2024; Zbl 1527.42040) Full Text: DOI OA License
Zheng, Rumeng; Zhang, Hui Unconditionally convergent numerical method for the fractional activator-inhibitor system with anomalous diffusion. (English) Zbl 07824682 ZAMM, Z. Angew. Math. Mech. 103, No. 6, Article ID e202100546, 16 p. (2023). MSC: 65M70 65M06 65N35 65M15 42C10 35K57 26A33 35R11 PDFBibTeX XMLCite \textit{R. Zheng} and \textit{H. Zhang}, ZAMM, Z. Angew. Math. Mech. 103, No. 6, Article ID e202100546, 16 p. (2023; Zbl 07824682) Full Text: DOI
Tsagareishvili, V. Convergence of general Fourier series of differentiable functions. (English) Zbl 07819941 J. Contemp. Math. Anal., Armen. Acad. Sci. 58, No. 6, 431-443 (2023); and Izv. Nats. Akad. Nauk Armen., Mat. 58, No. 6, 54-65 (2023). MSC: 42A20 42C10 PDFBibTeX XMLCite \textit{V. Tsagareishvili}, J. Contemp. Math. Anal., Armen. Acad. Sci. 58, No. 6, 431--443 (2023; Zbl 07819941) Full Text: DOI
Sargsyan, S. A.; Galoyan, L. N. On the uniform convergence of spherical partial sums of Fourier series by the double Walsh system. (English. Russian original) Zbl 07819934 J. Contemp. Math. Anal., Armen. Acad. Sci. 58, No. 5, 370-383 (2023); translation from Izv. Nats. Akad. Nauk Armen., Mat. 58, No. 5, 85-101 (2023). MSC: 42C10 42A20 43A15 PDFBibTeX XMLCite \textit{S. A. Sargsyan} and \textit{L. N. Galoyan}, J. Contemp. Math. Anal., Armen. Acad. Sci. 58, No. 5, 370--383 (2023; Zbl 07819934); translation from Izv. Nats. Akad. Nauk Armen., Mat. 58, No. 5, 85--101 (2023) Full Text: DOI
Nadirashvili, Nato; Tephnadze, Giorgi; Tutberidze, Giorgi The norm and almost everywhere convergence of approximate identity and Fejér means of trigonometric and Vilenkin systems. (English) Zbl 07819455 Trans. A. Razmadze Math. Inst. 177, No. 3, 451-461 (2023). MSC: 42C10 PDFBibTeX XMLCite \textit{N. Nadirashvili} et al., Trans. A. Razmadze Math. Inst. 177, No. 3, 451--461 (2023; Zbl 07819455) Full Text: Link
Blahota, István; Gát, György Norm and almost everywhere convergence of matrix transform means of Walsh-Fourier series. (English) Zbl 07804154 Acta Univ. Sapientiae, Math. 15, No. 2, 244-258 (2023). MSC: 42C10 41A30 42A20 PDFBibTeX XMLCite \textit{I. Blahota} and \textit{G. Gát}, Acta Univ. Sapientiae, Math. 15, No. 2, 244--258 (2023; Zbl 07804154) Full Text: DOI OA License
Grigoryan, M. G.; Sargsyan, A. A. On the existence and structure of universal functions for weighted spaces \(L^1_\mu [0,1]\). (English) Zbl 07798195 J. Math. Sci., New York 271, No. 5, Series A, 644-657 (2023). Reviewer: Rostom Getsadze (Uppsala) MSC: 42C10 42A16 43A15 PDFBibTeX XMLCite \textit{M. G. Grigoryan} and \textit{A. A. Sargsyan}, J. Math. Sci., New York 271, No. 5, 644--657 (2023; Zbl 07798195) Full Text: DOI
Baramidze, D.; Tephnadze, G. Some new weak-(\(H_p-L_p\)) type inequalities for weighted maximal operators of Fejér means of Walsh-Fourier series. (English) Zbl 07794382 Acta Math. Hung. 171, No. 2, 267-283 (2023). MSC: 42C10 42B30 PDFBibTeX XMLCite \textit{D. Baramidze} and \textit{G. Tephnadze}, Acta Math. Hung. 171, No. 2, 267--283 (2023; Zbl 07794382) Full Text: DOI
Zhang, Xiaolong; Wang, Li-Lian; Jia, Hongli Error analysis of Fourier-Legendre and Fourier-Hermite spectral-Galerkin methods for the Vlasov-Poisson system. (English) Zbl 07792498 ESAIM, Math. Model. Numer. Anal. 57, No. 6, 3637-3668 (2023). MSC: 76M22 65N35 65N12 35Q83 PDFBibTeX XMLCite \textit{X. Zhang} et al., ESAIM, Math. Model. Numer. Anal. 57, No. 6, 3637--3668 (2023; Zbl 07792498) Full Text: DOI
Yang, Ming; Li, Yun-Zhang Spline function generating Gabor systems on the half real line. (English) Zbl 07780276 Math. Methods Appl. Sci. 46, No. 8, 9415-9441 (2023). MSC: 42C15 42C10 42C40 41A15 PDFBibTeX XMLCite \textit{M. Yang} and \textit{Y.-Z. Li}, Math. Methods Appl. Sci. 46, No. 8, 9415--9441 (2023; Zbl 07780276) Full Text: DOI
Baramidze, Davit; Nadirashvili, Nato; Persson, Lars-Erik; Tephnadze, George Some weak type inequalities and almost everywhere convergence of Vilenkin-Nörlund means. (English) Zbl 07778063 J. Inequal. Appl. 2023, Paper No. 66, 17 p. (2023). MSC: 42C10 42B30 PDFBibTeX XMLCite \textit{D. Baramidze} et al., J. Inequal. Appl. 2023, Paper No. 66, 17 p. (2023; Zbl 07778063) Full Text: DOI
Baramidze, David; Persson, Lars-Erik; Tangrand, Kristoffer; Tephnadze, George \((H_p-L_p)\)-type inequalities for subsequences of Nörlund means of Walsh-Fourier series. (English) Zbl 07778049 J. Inequal. Appl. 2023, Paper No. 52, 13 p. (2023). MSC: 42C10 42B30 26D15 PDFBibTeX XMLCite \textit{D. Baramidze} et al., J. Inequal. Appl. 2023, Paper No. 52, 13 p. (2023; Zbl 07778049) Full Text: DOI arXiv
Blahota, István Approximation by a special de la Vallée Poussin type matrix transform mean of Walsh-Fourier series. (English) Zbl 07777190 Miskolc Math. Notes 24, No. 3, 1213-1221 (2023). MSC: 42C10 PDFBibTeX XMLCite \textit{I. Blahota}, Miskolc Math. Notes 24, No. 3, 1213--1221 (2023; Zbl 07777190) Full Text: DOI arXiv
Khachar, Hardeepbhai J.; Vyas, Rajendra G. Order of multiple rational Fourier coefficients for functions of generalized Wiener class. (English) Zbl 07773865 Publ. Math. Debr. 103, No. 3-4, 473-487 (2023). Reviewer: Alexei Lukashov (Moskva) MSC: 42C10 42B05 26B30 26D15 PDFBibTeX XMLCite \textit{H. J. Khachar} and \textit{R. G. Vyas}, Publ. Math. Debr. 103, No. 3--4, 473--487 (2023; Zbl 07773865) Full Text: DOI
Šepitka, Peter; Hilscher, Roman Šimon Generalized focal points and local Sturmian theory for linear Hamiltonian systems. (English) Zbl 07762478 Discrete Contin. Dyn. Syst. 43, No. 12, 4139-4173 (2023). MSC: 37J51 37J12 34C10 34B24 PDFBibTeX XMLCite \textit{P. Šepitka} and \textit{R. Š. Hilscher}, Discrete Contin. Dyn. Syst. 43, No. 12, 4139--4173 (2023; Zbl 07762478) Full Text: DOI
Gogoladze, L.; Tsagareishvili, G. On the issue of convergence and summability of general Fourier series. (English. Russian original) Zbl 07760703 J. Contemp. Math. Anal., Armen. Acad. Sci. 58, No. 4, 243-252 (2023); translation from Izv. Nats. Akad. Nauk Armen., Mat. 58, No. 4, 14-23 (2023). MSC: 42A20 42A24 42C10 PDFBibTeX XMLCite \textit{L. Gogoladze} and \textit{G. Tsagareishvili}, J. Contemp. Math. Anal., Armen. Acad. Sci. 58, No. 4, 243--252 (2023; Zbl 07760703); translation from Izv. Nats. Akad. Nauk Armen., Mat. 58, No. 4, 14--23 (2023) Full Text: DOI
Gevorkyan, G. G.; Mikaelyan, V. G. Uniqueness of series by general Franklin system with convergent subsequence of partial sums. (English. Russian original) Zbl 07760676 J. Contemp. Math. Anal., Armen. Acad. Sci. 58, No. 2, 67-80 (2023); translation from Izv. Nats. Akad. Nauk Armen., Mat. 58, No. 2, 28-45 (2023). MSC: 42C10 42C25 PDFBibTeX XMLCite \textit{G. G. Gevorkyan} and \textit{V. G. Mikaelyan}, J. Contemp. Math. Anal., Armen. Acad. Sci. 58, No. 2, 67--80 (2023; Zbl 07760676); translation from Izv. Nats. Akad. Nauk Armen., Mat. 58, No. 2, 28--45 (2023) Full Text: DOI
Hakobyan, L.; Keryan, K. Periodic orthonormal spline systems with arbitrary knots as bases in \(H^1(\mathbb{T}) \). (English) Zbl 1527.42042 J. Contemp. Math. Anal., Armen. Acad. Sci. 58, No. 1, 33-42 (2023); and Izv. Nats. Akad. Nauk Armen., Mat. 58, No. 1, 47-58 (2023). Reviewer: Bujar Fejzullahu (Preševo) MSC: 42C10 46E30 PDFBibTeX XMLCite \textit{L. Hakobyan} and \textit{K. Keryan}, J. Contemp. Math. Anal., Armen. Acad. Sci. 58, No. 1, 33--42 (2023; Zbl 1527.42042) Full Text: DOI
Baramidze, Davit; Baramidze, Lasha; Perssson, Lars-Erik; Tephnadze, George Some new restricted maximal operators of Fejér means of Walsh-Fourier series. (English) Zbl 07758028 Banach J. Math. Anal. 17, No. 4, Paper No. 75, 20 p. (2023). Reviewer: Wilfredo Urbina (Chicago) MSC: 42C10 42B30 42B25 PDFBibTeX XMLCite \textit{D. Baramidze} et al., Banach J. Math. Anal. 17, No. 4, Paper No. 75, 20 p. (2023; Zbl 07758028) Full Text: DOI OA License
Tephnadze, George Martingale Hardy spaces and partial sums and Fejér means with respect to the one-dimensional Walsh-Fourier series. (English) Zbl 1522.42058 Mem. Differ. Equ. Math. Phys. 88, 109-158 (2023). MSC: 42C10 42B35 PDFBibTeX XMLCite \textit{G. Tephnadze}, Mem. Differ. Equ. Math. Phys. 88, 109--158 (2023; Zbl 1522.42058) Full Text: arXiv Link
Aplakov, Alexander On the absolute convergence of the multiple series of Fourier-Haar coefficients. (English) Zbl 1521.42023 Bull. TICMI 27, No. 1, 39-47 (2023). Reviewer: Sorin Gheorghe Gal (Oradea) MSC: 42C10 42A20 94A12 PDFBibTeX XMLCite \textit{A. Aplakov}, Bull. TICMI 27, No. 1, 39--47 (2023; Zbl 1521.42023) Full Text: Link
González-Sorribes, Antonio Hierarchical conditions for exponential stabilisation of time-varying delay systems using Bessel-Legendre inequalities and Finsler’s lemma. (English) Zbl 1520.93442 Int. J. Syst. Sci., Princ. Appl. Syst. Integr. 54, No. 11, 2337-2351 (2023). MSC: 93D23 93C43 PDFBibTeX XMLCite \textit{A. González-Sorribes}, Int. J. Syst. Sci., Princ. Appl. Syst. Integr. 54, No. 11, 2337--2351 (2023; Zbl 1520.93442) Full Text: DOI
Yang, Kai High order conservative schemes for the generalized Benjamin-Ono equation on the unbounded domain. (English) Zbl 07708336 J. Sci. Comput. 96, No. 2, Paper No. 35, 27 p. (2023). MSC: 35Q53 35L65 65M70 65M06 65L06 65N35 44A15 PDFBibTeX XMLCite \textit{K. Yang}, J. Sci. Comput. 96, No. 2, Paper No. 35, 27 p. (2023; Zbl 07708336) Full Text: DOI arXiv
Baramidze, Davit; Persson, Lars-Erik; Tephnadze, George Some new \((H_p -L_p)\) type inequalities for weighted maximal operators of partial sums of Walsh-Fourier series. (English) Zbl 1518.42038 Positivity 27, No. 3, Paper No. 38, 14 p. (2023). MSC: 42C10 42B08 42B25 26D10 PDFBibTeX XMLCite \textit{D. Baramidze} et al., Positivity 27, No. 3, Paper No. 38, 14 p. (2023; Zbl 1518.42038) Full Text: DOI
Goginava, Ushangi; Nagy, Károly Two-dimensional martingale transforms and their applications in summability of Walsh-Fourier series. (English) Zbl 1517.42027 J. Geom. Anal. 33, No. 8, Paper No. 245, 19 p. (2023). MSC: 42C10 42B08 60G46 60G42 PDFBibTeX XMLCite \textit{U. Goginava} and \textit{K. Nagy}, J. Geom. Anal. 33, No. 8, Paper No. 245, 19 p. (2023; Zbl 1517.42027) Full Text: DOI
Khan, Aziz; Naz, Hafsa; Sarwar, Muhammad; Shah, Kamal; Alqudah, Manar A.; Abdeljawad, Thabet Numerical analysis of some fractional order differential equations via Legendre spectral method. (English) Zbl 1520.65051 Fractals 31, No. 2, Article ID 2340036, 13 p. (2023). Reviewer: Abdallah Bradji (Annaba) MSC: 65L05 34A08 34K37 PDFBibTeX XMLCite \textit{A. Khan} et al., Fractals 31, No. 2, Article ID 2340036, 13 p. (2023; Zbl 1520.65051) Full Text: DOI
Molabahrami, Ahmad; Khouider, Boualem; Jalalian, Mohsen A discrete collocation method based on the radial basis functions for solving system of integral equations of the second kind. (English) Zbl 07699010 Appl. Numer. Math. 185, 278-294 (2023). MSC: 65Rxx 41Axx 65Dxx PDFBibTeX XMLCite \textit{A. Molabahrami} et al., Appl. Numer. Math. 185, 278--294 (2023; Zbl 07699010) Full Text: DOI
Doostdar, M. R.; Vahidi, A. R.; Damercheli, T.; Babolian, E. A numerical method based on hybrid functions for solving a fractional model of HIV infection of CD\(4^+\) T cells. (English) Zbl 07695268 Math. Sci., Springer 17, No. 2, 157-167 (2023). MSC: 65-XX 26A33 34A08 34A34 33C45 PDFBibTeX XMLCite \textit{M. R. Doostdar} et al., Math. Sci., Springer 17, No. 2, 157--167 (2023; Zbl 07695268) Full Text: DOI
Tsagareishvili, Vakhtang On the majorants of general Fourier coefficients and best approximations. (English) Zbl 07692687 Publ. Math. Debr. 102, No. 3-4, 475-494 (2023). MSC: 42C10 PDFBibTeX XMLCite \textit{V. Tsagareishvili}, Publ. Math. Debr. 102, No. 3--4, 475--494 (2023; Zbl 07692687) Full Text: DOI
Goginava, Ushangi; Nagy, Károly Some properties of the Walsh-Nörlund means. (English) Zbl 1514.42033 Quaest. Math. 46, No. 2, 301-334 (2023). Reviewer: Ghanshyam Bhatt (Nashville) MSC: 42C10 42A20 PDFBibTeX XMLCite \textit{U. Goginava} and \textit{K. Nagy}, Quaest. Math. 46, No. 2, 301--334 (2023; Zbl 1514.42033) Full Text: DOI
Blahota, István Approximation by matrix transform means with respect to the character system of the group of 2-adic integers. (English) Zbl 1512.42040 Georgian Math. J. 30, No. 2, 185-193 (2023). MSC: 42C10 42A20 41A25 PDFBibTeX XMLCite \textit{I. Blahota}, Georgian Math. J. 30, No. 2, 185--193 (2023; Zbl 1512.42040) Full Text: DOI
Agapov, Sergei; Potashnikov, Alexey; Shubin, Vladislav Integrable magnetic geodesic flows on 2-surfaces. (English) Zbl 1514.37073 Nonlinearity 36, No. 4, 2128-2147 (2023). Reviewer: William J. Satzer Jr. (St. Paul) MSC: 37J35 37J39 37E35 37K10 53D25 35C05 70H06 33C05 PDFBibTeX XMLCite \textit{S. Agapov} et al., Nonlinearity 36, No. 4, 2128--2147 (2023; Zbl 1514.37073) Full Text: DOI arXiv
Goginava, U. Maximal operators of Walsh-Nörlund means on the dyadic Hardy spaces. (English) Zbl 07672144 Acta Math. Hung. 169, No. 1, 171-190 (2023). Reviewer: Joseph Lakey (Las Cruces) MSC: 42C10 42A16 42A85 46E30 PDFBibTeX XMLCite \textit{U. Goginava}, Acta Math. Hung. 169, No. 1, 171--190 (2023; Zbl 07672144) Full Text: DOI arXiv
Derakhshan, Mohammad Hossein; Aminataei, Azim A numerical method for finding solution of the distributed-order time-fractional forced Korteweg-de Vries equation including the Caputo fractional derivative. (English) Zbl 1527.65071 Math. Methods Appl. Sci. 45, No. 5, 3144-3165 (2022). MSC: 65M06 65M70 35Q53 35R11 65M12 PDFBibTeX XMLCite \textit{M. H. Derakhshan} and \textit{A. Aminataei}, Math. Methods Appl. Sci. 45, No. 5, 3144--3165 (2022; Zbl 1527.65071) Full Text: DOI
Goginava, Ushangi; Nagy, Károly Strong summability of double Vilenkin-Fourier series. (English) Zbl 07672126 Acta Sci. Math. 88, No. 3-4, 673-696 (2022). Reviewer: Joseph Lakey (Las Cruces) MSC: 42C10 46E30 PDFBibTeX XMLCite \textit{U. Goginava} and \textit{K. Nagy}, Acta Sci. Math. 88, No. 3--4, 673--696 (2022; Zbl 07672126) Full Text: DOI
Episkoposyan, S. A.; Grigoryan, T. M.; Simonyan, L. S. On the \(L^p\)-greedy universal functions with respect to the generalized Walsh system. (English. Russian original) Zbl 1510.42038 J. Contemp. Math. Anal., Armen. Acad. Sci. 57, No. 6, 332-343 (2022); translation from Izv. Nats. Akad. Nauk Armen., Mat. 57, No. 6, 17-31 (2022). MSC: 42C10 42A16 42A65 42A20 PDFBibTeX XMLCite \textit{S. A. Episkoposyan} et al., J. Contemp. Math. Anal., Armen. Acad. Sci. 57, No. 6, 332--343 (2022; Zbl 1510.42038); translation from Izv. Nats. Akad. Nauk Armen., Mat. 57, No. 6, 17--31 (2022) Full Text: DOI
Voronov, S. M. On the attribute of uniform convergence of Fourier series of the Vilenkin system in the case of unbounded \(p_k\). (English. Russian original) Zbl 1528.42037 Mosc. Univ. Math. Bull. 77, No. 5, 247-249 (2022); translation from Vestn. Mosk. Univ., Ser. I 77, No. 5, 48-51 (2022). MSC: 42C10 42A20 20C15 PDFBibTeX XMLCite \textit{S. M. Voronov}, Mosc. Univ. Math. Bull. 77, No. 5, 247--249 (2022; Zbl 1528.42037); translation from Vestn. Mosk. Univ., Ser. I 77, No. 5, 48--51 (2022) Full Text: DOI
Gogoladze, L.; Tsagareishvili, V. Unconditional convergence of general Fourier series. (English. Russian original) Zbl 1511.42026 Proc. Steklov Inst. Math. 319, 74-84 (2022); translation from Tr. Mat. Inst. Steklova 319, 83-93 (2022). Reviewer: Elijah Liflyand (Ramat-Gan) MSC: 42C10 42C15 42A20 26A16 PDFBibTeX XMLCite \textit{L. Gogoladze} and \textit{V. Tsagareishvili}, Proc. Steklov Inst. Math. 319, 74--84 (2022; Zbl 1511.42026); translation from Tr. Mat. Inst. Steklova 319, 83--93 (2022) Full Text: DOI
Bermúdez Manjarres, A. D. Operational classical mechanics: holonomic systems. (English) Zbl 1516.70016 J. Phys. A, Math. Theor. 55, No. 40, Article ID 405201, 21 p. (2022). MSC: 70F20 70H03 PDFBibTeX XMLCite \textit{A. D. Bermúdez Manjarres}, J. Phys. A, Math. Theor. 55, No. 40, Article ID 405201, 21 p. (2022; Zbl 1516.70016) Full Text: DOI arXiv
Tsagareishvili, V. Problems of unconditional convergence. (English) Zbl 1524.42057 Anal. Math. 48, No. 4, 1213-1229 (2022). Reviewer: Joseph Lakey (Las Cruces) MSC: 42C10 PDFBibTeX XMLCite \textit{V. Tsagareishvili}, Anal. Math. 48, No. 4, 1213--1229 (2022; Zbl 1524.42057) Full Text: DOI
Avalishvili, Gia; Avalishvili, Mariam On approximation of nonclassical model for thermoelastic bars by one-dimensional problems. (English) Zbl 1506.35122 Bull. Georgian Natl. Acad. Sci. (N.S.) 16, No. 3, 7-16 (2022). MSC: 35L53 74F05 74K10 PDFBibTeX XMLCite \textit{G. Avalishvili} and \textit{M. Avalishvili}, Bull. Georgian Natl. Acad. Sci. (N.S.) 16, No. 3, 7--16 (2022; Zbl 1506.35122) Full Text: Link
Tleukhanova, Nazerke Tulekovna; Bashirova, Anar Nabievna Multipliers of Fourier-Haar series in Lorentz spaces. (English) Zbl 1513.42027 Eurasian Math. J. 13, No. 4, 82-87 (2022). MSC: 42B15 42B05 42C10 46E30 PDFBibTeX XMLCite \textit{N. T. Tleukhanova} and \textit{A. N. Bashirova}, Eurasian Math. J. 13, No. 4, 82--87 (2022; Zbl 1513.42027) Full Text: MNR
Volosivets, S. S.; Mingachev, A. N. On the magnitude of Fourier coefficients with respect to the character system of \(\mathbb Z_p\). (English) Zbl 1506.42003 \(p\)-Adic Numbers Ultrametric Anal. Appl. 14, No. 4, 316-324 (2022). MSC: 42A16 42B35 42C10 PDFBibTeX XMLCite \textit{S. S. Volosivets} and \textit{A. N. Mingachev}, \(p\)-Adic Numbers Ultrametric Anal. Appl. 14, No. 4, 316--324 (2022; Zbl 1506.42003) Full Text: DOI
Faheem, Mo; Khan, Arshad; Wong, Patricia J. Y. A Legendre wavelet collocation method for 1D and 2D coupled time-fractional nonlinear diffusion system. (English) Zbl 1504.65222 Comput. Math. Appl. 128, 214-238 (2022). MSC: 65M70 35R11 65R20 65T60 PDFBibTeX XMLCite \textit{M. Faheem} et al., Comput. Math. Appl. 128, 214--238 (2022; Zbl 1504.65222) Full Text: DOI
Wei, Chen-Guang; He, Yong; Shangguan, Xing-Chen; Fan, Yu-Long Master-slave synchronization for time-varying delay chaotic Lur’e systems based on the integral-term-related free-weighting-matrices technique. (English) Zbl 1501.93149 J. Franklin Inst. 359, No. 16, 9079-9093 (2022). MSC: 93D99 93C43 34H10 PDFBibTeX XMLCite \textit{C.-G. Wei} et al., J. Franklin Inst. 359, No. 16, 9079--9093 (2022; Zbl 1501.93149) Full Text: DOI
Borovitskiy, Viacheslav; Osipov, Nikolay N.; Tselishchev, Anton Burkholder meets Gundy: Bellman function method for general operators on martingales. (English) Zbl 1502.42020 Adv. Math. 410, Part A, Article ID 108746, 22 p. (2022). MSC: 42C10 42A38 42B20 47B90 60G46 PDFBibTeX XMLCite \textit{V. Borovitskiy} et al., Adv. Math. 410, Part A, Article ID 108746, 22 p. (2022; Zbl 1502.42020) Full Text: DOI arXiv
Nadirashvili, Nato; Persson, Lars-Erik; Tephnadze, George; Weisz, Ferenc Vilenkin-Lebesgue points and almost everywhere convergence for some classical summability methods. (English) Zbl 1501.42006 Mediterr. J. Math. 19, No. 5, Paper No. 239, 16 p. (2022). MSC: 42C10 42A24 PDFBibTeX XMLCite \textit{N. Nadirashvili} et al., Mediterr. J. Math. 19, No. 5, Paper No. 239, 16 p. (2022; Zbl 1501.42006) Full Text: DOI
Grigoryan, M. G. On the convergence of negative-order Cesàro means of Fourier and Fourier-Walsh series. (English. Russian original) Zbl 1504.42006 Math. Notes 112, No. 3, 476-479 (2022); translation from Mat. Zametki 112, No. 3, 474-477 (2022). Reviewer: Rostom Getsadze (Uppsala) MSC: 42A20 42C10 42A16 40G05 PDFBibTeX XMLCite \textit{M. G. Grigoryan}, Math. Notes 112, No. 3, 476--479 (2022; Zbl 1504.42006); translation from Mat. Zametki 112, No. 3, 474--477 (2022) Full Text: DOI
Grigoryan, M. G. On universal Fourier series in the Walsh system. (English. Russian original) Zbl 1503.42025 Sib. Math. J. 63, No. 5, 868-882 (2022); translation from Sib. Mat. Zh. 63, No. 5, 1035-1051 (2022). Reviewer: Iris Athamaica Lopez Palacios (Caracas) MSC: 42C10 PDFBibTeX XMLCite \textit{M. G. Grigoryan}, Sib. Math. J. 63, No. 5, 868--882 (2022; Zbl 1503.42025); translation from Sib. Mat. Zh. 63, No. 5, 1035--1051 (2022) Full Text: DOI
Nadibaidze, Givi On the negative order Cesáro summability of double series with respect to block-orthonormal systems. (English) Zbl 1506.42038 Georgian Math. J. 29, No. 5, 773-785 (2022). Reviewer: María-José Cantero (Zaragoza) MSC: 42C10 42C20 42B15 42A24 40G05 PDFBibTeX XMLCite \textit{G. Nadibaidze}, Georgian Math. J. 29, No. 5, 773--785 (2022; Zbl 1506.42038) Full Text: DOI
Tsagareishvili, V. Smooth functions and general Fourier coefficients. (English) Zbl 1497.42054 J. Contemp. Math. Anal., Armen. Acad. Sci. 57, No. 2, 102-111 (2022) and Izv. Nats. Akad. Nauk Armen., Mat. 57, No. 2, 70-80 (2022). MSC: 42C10 42A16 PDFBibTeX XMLCite \textit{V. Tsagareishvili}, J. Contemp. Math. Anal., Armen. Acad. Sci. 57, No. 2, 102--111 (2022; Zbl 1497.42054) Full Text: DOI
Voronov, S. M. On uniform convergence of Fourier series with respect to Vilenkin systems with unbounded \(p_k \). (English. Russian original) Zbl 1506.43003 Mosc. Univ. Math. Bull. 77, No. 1, 41-45 (2022); translation from Vestn. Mosk. Univ., Ser. I 77, No. 1, 61-64 (2022). MSC: 43A25 42C10 43A50 22B99 PDFBibTeX XMLCite \textit{S. M. Voronov}, Mosc. Univ. Math. Bull. 77, No. 1, 41--45 (2022; Zbl 1506.43003); translation from Vestn. Mosk. Univ., Ser. I 77, No. 1, 61--64 (2022) Full Text: DOI
Goginava, Ushangi Almost everywhere summability of two-dimensional Walsh-Fourier series. (English) Zbl 1500.42013 Positivity 26, No. 4, Paper No. 63, 22 p. (2022). Reviewer: Giorgi Oniani (Kutaisi) MSC: 42C10 42A24 40G05 PDFBibTeX XMLCite \textit{U. Goginava}, Positivity 26, No. 4, Paper No. 63, 22 p. (2022; Zbl 1500.42013) Full Text: DOI
Volosivets, S. S. Approximation by Haar and Walsh polynomials in weighted variable exponent Lebesgue spaces. (English) Zbl 07554623 Result. Math. 77, No. 4, Paper No. 160, 14 p. (2022). MSC: 42C10 42A10 46E30 PDFBibTeX XMLCite \textit{S. S. Volosivets}, Result. Math. 77, No. 4, Paper No. 160, 14 p. (2022; Zbl 07554623) Full Text: DOI
Nezhadhosein, Saeed; Ghanbari, Reza; Ghorbani-Moghadam, Khatere A numerical solution for fractional linear quadratic optimal control problems via shifted Legendre polynomials. (English) Zbl 1496.65097 Int. J. Appl. Comput. Math. 8, No. 4, Paper No. 158, 28 p. (2022). MSC: 65L60 65L10 34A08 49M41 PDFBibTeX XMLCite \textit{S. Nezhadhosein} et al., Int. J. Appl. Comput. Math. 8, No. 4, Paper No. 158, 28 p. (2022; Zbl 1496.65097) Full Text: DOI
Blahota, István; Nagy, Károly Approximation by Marcinkiewicz-type matrix transform of Vilenkin-Fourier series. (English) Zbl 1492.42030 Mediterr. J. Math. 19, No. 4, Paper No. 165, 27 p. (2022). MSC: 42C10 PDFBibTeX XMLCite \textit{I. Blahota} and \textit{K. Nagy}, Mediterr. J. Math. 19, No. 4, Paper No. 165, 27 p. (2022; Zbl 1492.42030) Full Text: DOI
Kumar, Sachin; Zeidan, Dia Numerical study of Zika model as a mosquito-borne virus with non-singular fractional derivative. (English) Zbl 1489.92161 Int. J. Biomath. 15, No. 5, Article ID 2250018, 19 p. (2022). MSC: 92D30 33E12 34A08 34K37 37B10 44A15 PDFBibTeX XMLCite \textit{S. Kumar} and \textit{D. Zeidan}, Int. J. Biomath. 15, No. 5, Article ID 2250018, 19 p. (2022; Zbl 1489.92161) Full Text: DOI
Persson, L.-E.; Schipp, F.; Tephnadze, G.; Weisz, F. An analogy of the Carleson-Hunt theorem with respect to Vilenkin systems. (English) Zbl 1492.42032 J. Fourier Anal. Appl. 28, No. 3, Paper No. 48, 29 p. (2022). Reviewer: Iris Athamaica Lopez Palacios (Caracas) MSC: 42C10 42B25 42A16 42A24 PDFBibTeX XMLCite \textit{L. E. Persson} et al., J. Fourier Anal. Appl. 28, No. 3, Paper No. 48, 29 p. (2022; Zbl 1492.42032) Full Text: DOI
Tsagareishvili, Vakhtang Lipschitz class functions and their general Fourier coefficients. (English) Zbl 1497.42004 Math. Slovaca 72, No. 3, 709-718 (2022). Reviewer: Alexander Ulanovskii (Stavanger) MSC: 42A16 42C10 PDFBibTeX XMLCite \textit{V. Tsagareishvili}, Math. Slovaca 72, No. 3, 709--718 (2022; Zbl 1497.42004) Full Text: DOI
Tsagareishvili, Vakhtang Differentiable functions and their Fourier coefficients. (English) Zbl 1494.42002 Georgian Math. J. 29, No. 3, 471-480 (2022). Reviewer: Mohammad Sababheh (Amman) MSC: 42A16 42C10 PDFBibTeX XMLCite \textit{V. Tsagareishvili}, Georgian Math. J. 29, No. 3, 471--480 (2022; Zbl 1494.42002) Full Text: DOI
Banihashemi, S.; Jafari, H.; Babaei, A. An efficient computational scheme to solve a class of fractional stochastic systems with mixed delays. (English) Zbl 1486.65006 Commun. Nonlinear Sci. Numer. Simul. 111, Article ID 106408, 24 p. (2022). MSC: 65C30 34K37 34K50 60H35 PDFBibTeX XMLCite \textit{S. Banihashemi} et al., Commun. Nonlinear Sci. Numer. Simul. 111, Article ID 106408, 24 p. (2022; Zbl 1486.65006) Full Text: DOI
Baramidze, David; Persson, Lars-Erik; Singh, Harpal; Tephnadze, George Some new results and inequalities for subsequences of Nörlund logarithmic means of Walsh-Fourier series. (English) Zbl 1506.42036 J. Inequal. Appl. 2022, Paper No. 30, 13 p. (2022). MSC: 42C10 42B25 60G42 42B30 PDFBibTeX XMLCite \textit{D. Baramidze} et al., J. Inequal. Appl. 2022, Paper No. 30, 13 p. (2022; Zbl 1506.42036) Full Text: DOI
Katani, R. Numerical solution of a system of Volterra integral equations in application to the avian human influenza epidemic model. (English) Zbl 1492.65362 Iran. J. Numer. Anal. Optim. 12, No. 1, 37-53 (2022). MSC: 65R20 45D05 92-08 92D30 PDFBibTeX XMLCite \textit{R. Katani}, Iran. J. Numer. Anal. Optim. 12, No. 1, 37--53 (2022; Zbl 1492.65362) Full Text: DOI
Bashirova, A. N.; Nursultanov, E. D. The Hardy-Littlewood theorem for double Fourier-Haar series from mixed metric Lebesgue \(L_{\bar p}[0, 1]^2\) and net \(N_{\bar p,\bar q}(M)\) spaces. (English) Zbl 1499.42039 Anal. Math. 48, No. 1, 5-17 (2022). Reviewer: Elijah Liflyand (Ramat-Gan) MSC: 42B05 42A16 42C10 42B35 46B70 PDFBibTeX XMLCite \textit{A. N. Bashirova} and \textit{E. D. Nursultanov}, Anal. Math. 48, No. 1, 5--17 (2022; Zbl 1499.42039) Full Text: DOI
Li, Yanpeng; Jiang, Yaolin; Yang, Ping Model order reduction of port-Hamiltonian systems with inhomogeneous initial conditions via approximate finite-time Gramians. (English) Zbl 1510.93057 Appl. Math. Comput. 422, Article ID 126959, 17 p. (2022). MSC: 93B11 65P10 93C05 PDFBibTeX XMLCite \textit{Y. Li} et al., Appl. Math. Comput. 422, Article ID 126959, 17 p. (2022; Zbl 1510.93057) Full Text: DOI
Tutberidze, Giorgi Modulus of continuity and convergence of subsequences of Vilenkin-Fejér means in martingale Hardy spaces. (English) Zbl 1482.42072 Georgian Math. J. 29, No. 1, 153-162 (2022). MSC: 42C10 42B25 PDFBibTeX XMLCite \textit{G. Tutberidze}, Georgian Math. J. 29, No. 1, 153--162 (2022; Zbl 1482.42072) Full Text: DOI
Nagy, Károly; Salim, Mohamed On the maximal operators of weighted Marcinkiewicz type means of two-dimensional Walsh-Fourier series. (English) Zbl 1482.42071 Georgian Math. J. 29, No. 1, 71-82 (2022). MSC: 42C10 42B25 PDFBibTeX XMLCite \textit{K. Nagy} and \textit{M. Salim}, Georgian Math. J. 29, No. 1, 71--82 (2022; Zbl 1482.42071) Full Text: DOI
Shen, Lijing; Zhu, Shuai; Liu, Bingcheng; Zhang, Zirui; Cui, Yuanda Numerical implementation of nonlinear system of fractional Volterra integral-differential equations by Legendre wavelet method and error estimation. (English) Zbl 07776017 Numer. Methods Partial Differ. Equations 37, No. 2, 1344-1360 (2021). MSC: 65-XX 35-XX PDFBibTeX XMLCite \textit{L. Shen} et al., Numer. Methods Partial Differ. Equations 37, No. 2, 1344--1360 (2021; Zbl 07776017) Full Text: DOI
Grigoryan, Martin G.; Maranjyan, Artavazd A. On the divergence of Fourier series in the general Haar system. (English) Zbl 1505.42005 Armen. J. Math. 13, Paper No. 6, 10 p. (2021). MSC: 42A20 42C10 PDFBibTeX XMLCite \textit{M. G. Grigoryan} and \textit{A. A. Maranjyan}, Armen. J. Math. 13, Paper No. 6, 10 p. (2021; Zbl 1505.42005) Full Text: DOI
Khats’, Ruslan Completeness conditions of systems of Bessel functions in weighted \(L^2\)-spaces in terms of entire functions. (English) Zbl 1496.42008 Turk. J. Math. 45, No. 2, 890-895 (2021). MSC: 42A65 42C30 42B35 33C10 30B60 44A15 PDFBibTeX XMLCite \textit{R. Khats'}, Turk. J. Math. 45, No. 2, 890--895 (2021; Zbl 1496.42008) Full Text: DOI
Grigoryan, T. M.; Maranjyan, A. A. On the unconditional convergence of Faber-Schauder series in \(L^1\). (English) Zbl 1497.42003 Proc. Yerevan State Univ., Phys. Math. Sci. 55, No. 1, 12-19 (2021). Reviewer: Iris Athamaica Lopez Palacios (Caracas) MSC: 42A16 42C20 42C10 PDFBibTeX XMLCite \textit{T. M. Grigoryan} and \textit{A. A. Maranjyan}, Proc. Yerevan State Univ., Phys. Math. Sci. 55, No. 1, 12--19 (2021; Zbl 1497.42003) Full Text: DOI MNR
Doostdar, Mohammad Reza; Damercheli, Tayebeh; Vahidi, Alireza; Babolian, Esmail; Azimzadeh, Zahra An efficient numerical method for solving systems of fractional ordinary differential equations. (English) Zbl 1524.65253 J. Math. Ext. 15, No. 5, Paper No. 34, 27 p. (2021). MSC: 65L05 34A08 45J05 65R20 PDFBibTeX XMLCite \textit{M. R. Doostdar} et al., J. Math. Ext. 15, No. 5, Paper No. 34, 27 p. (2021; Zbl 1524.65253) Full Text: DOI
Akishev, Gabdolla; Persson, Lars Erik; Singh, Harpal Some new Fourier and Jackson-Nikol’skii type inequalities in unbounded orthonormal systems. (English) Zbl 1499.42017 Constr. Math. Anal. 4, No. 3, 291-304 (2021). MSC: 42A16 42B05 42C15 42C10 26D15 26D20 46E30 PDFBibTeX XMLCite \textit{G. Akishev} et al., Constr. Math. Anal. 4, No. 3, 291--304 (2021; Zbl 1499.42017) Full Text: DOI
He, Lingyun; Banihashemi, Seddigheh; Jafari, Hossein; Babaei, Afshin Numerical treatment of a fractional order system of nonlinear stochastic delay differential equations using a computational scheme. (English) Zbl 1485.65012 Chaos Solitons Fractals 149, Article ID 111018, 16 p. (2021). MSC: 65C30 34K50 34K37 60H35 34K60 PDFBibTeX XMLCite \textit{L. He} et al., Chaos Solitons Fractals 149, Article ID 111018, 16 p. (2021; Zbl 1485.65012) Full Text: DOI
Bambe Moutsinga, Claude Rodrigue; Pindza, Edson; Maré, Eben Comparative performance of time spectral methods for solving hyperchaotic finance and cryptocurrency systems. (English) Zbl 1498.91491 Chaos Solitons Fractals 145, Article ID 110770, 10 p. (2021). MSC: 91G60 65M70 33C45 44A15 45K05 65M12 91G80 PDFBibTeX XMLCite \textit{C. R. Bambe Moutsinga} et al., Chaos Solitons Fractals 145, Article ID 110770, 10 p. (2021; Zbl 1498.91491) Full Text: DOI
Barazandeh, Y. Approximate solution for a system of fractional integro-differential equations by Müntz Legendre wavelets. (English) Zbl 1492.65355 Iran. J. Numer. Anal. Optim. 11, No. 1, 55-72 (2021). MSC: 65R20 65T60 45J05 26A33 42C10 PDFBibTeX XMLCite \textit{Y. Barazandeh}, Iran. J. Numer. Anal. Optim. 11, No. 1, 55--72 (2021; Zbl 1492.65355) Full Text: DOI
Magomed-Kasumov, M. G. Sobolev orthogonal systems with two discrete points and Fourier series. (English. Russian original) Zbl 1484.42027 Russ. Math. 65, No. 12, 47-55 (2021); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 2021, No. 12, 56-66 (2021). Reviewer: Rostom Getsadze (Uppsala) MSC: 42C10 42C05 33C45 42A20 46E35 PDFBibTeX XMLCite \textit{M. G. Magomed-Kasumov}, Russ. Math. 65, No. 12, 47--55 (2021; Zbl 1484.42027); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 2021, No. 12, 56--66 (2021) Full Text: DOI
Gát, György; Lucskai, Gábor On the negativity of the Walsh-Kaczmarz-Riesz logarithmic kernels. (English) Zbl 1499.42126 Math. Pannonica (N.S.) 27, No. 2, 197-203 (2021). Reviewer: Alexei Lukashov (Moskva) MSC: 42C10 PDFBibTeX XMLCite \textit{G. Gát} and \textit{G. Lucskai}, Math. Pannonica (N.S.) 27, No. 2, 197--203 (2021; Zbl 1499.42126) Full Text: DOI
Wang, Wen; Wang, Yue; Wang, Wenhui; Xiao, Zhihua Model order reduction based on low-rank decomposition of the cross Gramian for non-symmetric linear systems. (Chinese. English summary) Zbl 1488.93019 J. Syst. Sci. Math. Sci. 41, No. 4, 927-938 (2021). MSC: 93B11 93C05 PDFBibTeX XMLCite \textit{W. Wang} et al., J. Syst. Sci. Math. Sci. 41, No. 4, 927--938 (2021; Zbl 1488.93019)
Qian, Tao; Tan, Lihui; Chen, Jiecheng A class of iterative greedy algorithms related to Blaschke product. (English) Zbl 1482.30010 Sci. China, Math. 64, No. 12, 2703-2718 (2021). MSC: 30B50 30A10 42C10 65T99 PDFBibTeX XMLCite \textit{T. Qian} et al., Sci. China, Math. 64, No. 12, 2703--2718 (2021; Zbl 1482.30010) Full Text: DOI
Toledo, Rodolfo Solving systems of linear differential equations by Walsh polynomials approach. (English) Zbl 1488.42126 Ann. Univ. Sci. Budap. Rolando Eötvös, Sect. Comput. 52, 313-348 (2021). MSC: 42C10 65L05 PDFBibTeX XMLCite \textit{R. Toledo}, Ann. Univ. Sci. Budap. Rolando Eötvös, Sect. Comput. 52, 313--348 (2021; Zbl 1488.42126) Full Text: Link
Garrigós, Gustavo; Seeger, Andreas; Ullrich, Tino Basis properties of the Haar system in limiting Besov spaces. (English) Zbl 1487.42066 Ciatti, Paolo (ed.) et al., Geometric aspects of harmonic analysis. Proceedings of the INdAM meeting, Cortona, Italy, June 25–29, 2018. Cham: Springer. Springer INdAM Ser. 45, 361-424 (2021). Reviewer: Pierre Portal (Canberra) MSC: 42C10 46E35 PDFBibTeX XMLCite \textit{G. Garrigós} et al., Springer INdAM Ser. 45, 361--424 (2021; Zbl 1487.42066) Full Text: DOI arXiv
Persson, L.-E.; Tephnadze, G.; Tutberidze, G.; Wall, P. Some new results on the strong convergence of Fejér means with respect to Vilenkin systems. (English) Zbl 1479.42075 Ukr. Math. J. 73, No. 4, 635-648 (2021) and Ukr. Mat. Zh. 73, No. 4, 544-555 (2021). MSC: 42C10 42A20 PDFBibTeX XMLCite \textit{L. E. Persson} et al., Ukr. Math. J. 73, No. 4, 635--648 (2021; Zbl 1479.42075) Full Text: DOI arXiv
Borovitskiy, V. A.; Osipov, N. N.; Tselishchev, A. S. On the Bellman function method for operators on martingales. (English. Russian original) Zbl 1477.42027 Dokl. Math. 103, No. 3, 118-121 (2021); translation from Dokl. Ross. Akad. Nauk, Mat. Inform. Protsessy Upr. 498, 27-30 (2021). MSC: 42C10 60G42 PDFBibTeX XMLCite \textit{V. A. Borovitskiy} et al., Dokl. Math. 103, No. 3, 118--121 (2021; Zbl 1477.42027); translation from Dokl. Ross. Akad. Nauk, Mat. Inform. Protsessy Upr. 498, 27--30 (2021) Full Text: DOI
Doostdar, Mohammadreza; Vahidi, Alireza; Damercheli, Tayebeh; Babolian, Esmail A hybrid functions method for solving linear and non-linear systems of ordinary differential equations. (English) Zbl 1482.65105 Math. Commun. 26, No. 2, 197-213 (2021). MSC: 65L05 65L60 34A30 34A34 PDFBibTeX XMLCite \textit{M. Doostdar} et al., Math. Commun. 26, No. 2, 197--213 (2021; Zbl 1482.65105) Full Text: Link
Nobile, Fabio; Pradovera, Davide Non-intrusive double-greedy parametric model reduction by interpolation of frequency-domain rational surrogates. (English) Zbl 1528.65117 ESAIM, Math. Model. Numer. Anal. 55, No. 5, 1895-1920 (2021). MSC: 65N30 65K10 90C59 42C10 35J05 35B30 35P15 41A20 93B11 PDFBibTeX XMLCite \textit{F. Nobile} and \textit{D. Pradovera}, ESAIM, Math. Model. Numer. Anal. 55, No. 5, 1895--1920 (2021; Zbl 1528.65117) Full Text: DOI arXiv
Gogolashvili, Nata; Tephnadze, George Maximal operators of \(T\) means with respect to Walsh-Kaczmarz system. (English) Zbl 1510.42029 Math. Inequal. Appl. 24, No. 3, 737-750 (2021). MSC: 42B25 42C10 26D10 PDFBibTeX XMLCite \textit{N. Gogolashvili} and \textit{G. Tephnadze}, Math. Inequal. Appl. 24, No. 3, 737--750 (2021; Zbl 1510.42029) Full Text: DOI arXiv
Grigoryan, M. G. On unconditional and absolute convergence of the Haar series in the metric of \(L^p[0,1]\) with \(0<p<1 \). (English. Russian original) Zbl 1473.42030 Sib. Math. J. 62, No. 4, 607-615 (2021); translation from Sib. Mat. Zh. 62, No. 4, 747-757 (2021). MSC: 42C10 42A20 PDFBibTeX XMLCite \textit{M. G. Grigoryan}, Sib. Math. J. 62, No. 4, 607--615 (2021; Zbl 1473.42030); translation from Sib. Mat. Zh. 62, No. 4, 747--757 (2021) Full Text: DOI
Gogolashvili, Nata; Tephnadze, George On the maximal operators of \(T\) means with respect to Walsh-Kaczmarz system. (English) Zbl 1488.42122 Stud. Sci. Math. Hung. 58, No. 1, 119-135 (2021). Reviewer: Ferenc Weisz (Budapest) MSC: 42C10 PDFBibTeX XMLCite \textit{N. Gogolashvili} and \textit{G. Tephnadze}, Stud. Sci. Math. Hung. 58, No. 1, 119--135 (2021; Zbl 1488.42122) Full Text: DOI
Tsagareishvili, V. Some properties of general Fourier coefficients of Lipschitz functions. (English) Zbl 1488.42127 Anal. Math. 47, No. 1, 229-241 (2021). Reviewer: Wenchang Sun (Tianjin) MSC: 42C10 42A16 PDFBibTeX XMLCite \textit{V. Tsagareishvili}, Anal. Math. 47, No. 1, 229--241 (2021; Zbl 1488.42127) Full Text: DOI
Oswald, P. Multivariate Haar systems in Besov function spaces. (English. Russian original) Zbl 1479.42095 Sb. Math. 212, No. 6, 810-842 (2021); translation from Mat. Sb. 212, No. 6, 73-108 (2021). Reviewer: Qiao-Fang Lian (Beijing) MSC: 42C40 42C10 46E35 41A15 41A63 PDFBibTeX XMLCite \textit{P. Oswald}, Sb. Math. 212, No. 6, 810--842 (2021; Zbl 1479.42095); translation from Mat. Sb. 212, No. 6, 73--108 (2021) Full Text: DOI arXiv
Khats, R. V. On conditions of the completeness of some systems of Bessel functions in the space \(L^2 ((0;1); x^{2p} dx)\). (English) Zbl 1483.42023 Azerb. J. Math. 11, No. 1, 3-10 (2021). Reviewer: Ursula Molter (Buenos Aires) MSC: 42C30 42A65 33C10 30B60 30D20 44A15 PDFBibTeX XMLCite \textit{R. V. Khats}, Azerb. J. Math. 11, No. 1, 3--10 (2021; Zbl 1483.42023) Full Text: Link
Kaisserli, Zineb; Bouagada, Djillali Application of the Sumudu transform to solve regular fractional continuous-time linear systems. (English) Zbl 1499.44010 Kragujevac J. Math. 45, No. 2, 267-274 (2021). MSC: 44A15 26A33 45F15 44A10 PDFBibTeX XMLCite \textit{Z. Kaisserli} and \textit{D. Bouagada}, Kragujevac J. Math. 45, No. 2, 267--274 (2021; Zbl 1499.44010) Full Text: Link
Tleukhanova, N. T.; Nursultanov, E. D.; Bashirova, A. N. Multipliers of double Fourier-Haar series. (English) Zbl 1473.42013 Adv. Oper. Theory 6, No. 3, Paper No. 58, 22 p. (2021). Reviewer: Jongchon Kim (Hong Kong) MSC: 42B15 42B05 46E30 42C10 PDFBibTeX XMLCite \textit{N. T. Tleukhanova} et al., Adv. Oper. Theory 6, No. 3, Paper No. 58, 22 p. (2021; Zbl 1473.42013) Full Text: DOI
Volosivets, S. Approximation by Vilenkin polynomials in weighted Orlicz spaces. (English) Zbl 1488.42128 Anal. Math. 47, No. 2, 437-449 (2021). Reviewer: Wenchang Sun (Tianjin) MSC: 42C10 43A75 46E30 PDFBibTeX XMLCite \textit{S. Volosivets}, Anal. Math. 47, No. 2, 437--449 (2021; Zbl 1488.42128) Full Text: DOI
Blahota, I.; Nagy, K.; Salim, M. Approximation by \(\theta\)-means of Walsh-Fourier series in dyadic Hardy spaces and dyadic homogeneous Banach spaces. (English) Zbl 1488.42120 Anal. Math. 47, No. 2, 285-309 (2021). Reviewer: Joseph Lakey (Las Cruces) MSC: 42C10 42B35 42C05 47B90 PDFBibTeX XMLCite \textit{I. Blahota} et al., Anal. Math. 47, No. 2, 285--309 (2021; Zbl 1488.42120) Full Text: DOI
Gesadze, R. On the divergence of double Fourier-Walsh and Fourier-Walsh-Kaczmarz series of continuous functions. (English) Zbl 1488.42121 Acta Math. Hung. 164, No. 1, 51-65 (2021). Reviewer: Alexei Lukashov (Moskva) MSC: 42C10 42B99 PDFBibTeX XMLCite \textit{R. Gesadze}, Acta Math. Hung. 164, No. 1, 51--65 (2021; Zbl 1488.42121) Full Text: DOI
Wronicz, Zygmunt Uniqueness of series in the Franklin system and the Gevorkyan problems. (English) Zbl 1469.42029 Opusc. Math. 41, No. 2, 269-276 (2021). MSC: 42C10 42C25 41A15 PDFBibTeX XMLCite \textit{Z. Wronicz}, Opusc. Math. 41, No. 2, 269--276 (2021; Zbl 1469.42029) Full Text: DOI
Cagareishvili, Giorgi General Fourier coefficients and problems of summability almost everywhere. (English) Zbl 1471.42061 Ann. Pol. Math. 126, No. 2, 113-128 (2021). Reviewer: Rostom Getsadze (Uppsala) MSC: 42C10 42A24 42A16 PDFBibTeX XMLCite \textit{G. Cagareishvili}, Ann. Pol. Math. 126, No. 2, 113--128 (2021; Zbl 1471.42061) Full Text: DOI