Akishev, Gabdolla; Persson, Lars Erik; Singh, Harpal Some new Fourier and Jackson-Nikol’skii type inequalities in unbounded orthonormal systems. (English) Zbl 07528442 Constr. Math. Anal. 4, No. 3, 291-304 (2021). MSC: 42A16 42B05 26D15 26D20 46E30 PDF BibTeX XML Cite \textit{G. Akishev} et al., Constr. Math. Anal. 4, No. 3, 291--304 (2021; Zbl 07528442) Full Text: DOI OpenURL
Akishev, G.; Lukkassen, D.; Persson, L. E. Some new Fourier inequalities for unbounded orthogonal systems in Lorentz-Zygmund spaces. (English) Zbl 07460852 J. Inequal. Appl. 2020, Paper No. 77, 12 p. (2020). MSC: 42A16 42B05 26D15 26D20 46E30 PDF BibTeX XML Cite \textit{G. Akishev} et al., J. Inequal. Appl. 2020, Paper No. 77, 12 p. (2020; Zbl 07460852) Full Text: DOI OpenURL
Akishev, Gabdolla; Persson, Lars-Erik; Singh, Harpal Inequalities for the Fourier coefficients in unbounded orthogonal systems in generalized Lorentz spaces. (English) Zbl 1479.42006 Nonlinear Stud. 27, No. 4, 1137-1155 (2020). MSC: 42A16 42B05 26D15 26D20 46E30 PDF BibTeX XML Cite \textit{G. Akishev} et al., Nonlinear Stud. 27, No. 4, 1137--1155 (2020; Zbl 1479.42006) Full Text: Link OpenURL
Akishev, G.; Persson, L. E.; Seger, A. Some Fourier inequalities for orthogonal systems in Lorentz-Zygmund spaces. (English) Zbl 07459199 J. Inequal. Appl. 2019, Paper No. 171, 18 p. (2019). MSC: 42A16 42B05 26D15 26D20 46E30 PDF BibTeX XML Cite \textit{G. Akishev} et al., J. Inequal. Appl. 2019, Paper No. 171, 18 p. (2019; Zbl 07459199) Full Text: DOI OpenURL
Kaijser, Sten; Reinov, Oleg I. Some approximation properties and nuclear operators in spaces of analytical functions. (English) Zbl 1404.46017 Adv. Oper. Theory 4, No. 1, 265-283 (2019). Reviewer: Pablo Turco (Buenos Aires) MSC: 46B28 47B10 PDF BibTeX XML Cite \textit{S. Kaijser} and \textit{O. I. Reinov}, Adv. Oper. Theory 4, No. 1, 265--283 (2019; Zbl 1404.46017) Full Text: DOI Euclid Link OpenURL
Wang, Chengqiang; Zheng, Changliang Semi-analytical finite element method for fictitious crack model in fracture mechanics of concrete. (English) Zbl 1147.74399 Appl. Math. Mech., Engl. Ed. 25, No. 11, 1265-1270 (2004). MSC: 74S05 74R10 74E30 74K20 35A22 46F12 PDF BibTeX XML Cite \textit{C. Wang} and \textit{C. Zheng}, Appl. Math. Mech., Engl. Ed. 25, No. 11, 1265--1270 (2004; Zbl 1147.74399) Full Text: DOI OpenURL
Malyshev, V. A. Cone of positive functions in Sobolev space and hypothesis of Hadamard. (English) Zbl 0769.46027 Numer. Funct. Anal. Optimization 12, No. 3-4, 377-381 (1991). MSC: 46E35 31C45 PDF BibTeX XML Cite \textit{V. A. Malyshev}, Numer. Funct. Anal. Optim. 12, No. 3--4, 377--381 (1991; Zbl 0769.46027) Full Text: DOI OpenURL
Lizorkin, P. I.; Nikol’skij, S. M. Spaces of functions of mixed smoothness from the decomposition point of view. (English. Russian original) Zbl 0707.46025 Proc. Steklov Inst. Math. 187, 163-184 (1990); translation from Tr. Mat. Inst. Steklova 187, 143-161 (1989). Reviewer: H.Triebel MSC: 46E35 46E30 PDF BibTeX XML Cite \textit{P. I. Lizorkin} and \textit{S. M. Nikol'skij}, Proc. Steklov Inst. Math. 187, 163--184 (1990; Zbl 0707.46025); translation from Tr. Mat. Inst. Steklova 187, 143--161 (1989) OpenURL
Maz’ya, Vladimir Gilelevich; Rossmann, Jürgen Über die Asymptotik der Lösungen elliptischer Randwertaufgaben in der Umgebung von Kanten. (On the asymptotic representation of solutions of elliptic boundary value problems in the neighbourhood of angles). (German) Zbl 0672.35020 Math. Nachr. 138, 27-53 (1988). Reviewer: E.Lanckau MSC: 35J40 35C20 35D10 46E35 PDF BibTeX XML Cite \textit{V. G. Maz'ya} and \textit{J. Rossmann}, Math. Nachr. 138, 27--53 (1988; Zbl 0672.35020) Full Text: DOI OpenURL
Kree, Paul Feynman path integral and theory of forms. (English) Zbl 0414.28012 Feynman path integrals, Proc. int. Colloq., Marseille 1978, Lect. Notes Phys. 106, 120-136 (1979). MSC: 28C20 46N99 46A13 46A11 PDF BibTeX XML OpenURL
Berkolaiko, M. Z. Estimates of the moduli of continuity of functions in the spaces \(B^{a,\varphi}_{p,\theta}\) and \(H_{\varphi,\theta}\) and their applications. (English. Russian original) Zbl 0379.46020 Sov. Math., Dokl. 18, 469-473 (1977); translation from Dokl. Akad. Nauk SSSR 233, 761-764 (1977). MSC: 46E15 26A15 26D20 26A16 30E10 41A50 47Gxx 42A16 PDF BibTeX XML Cite \textit{M. Z. Berkolaiko}, Sov. Math., Dokl. 18, 469--473 (1977; Zbl 0379.46020); translation from Dokl. Akad. Nauk SSSR 233, 761--764 (1977) OpenURL