Bereznoi, E. I. Inequalities with weights for Hardy operators in function spaces. (English) Zbl 0748.47024 Function spaces, Proc. 2nd Int. Conf., Poznań/Pol. 1989, Teubner-Texte Math. 120, 75-79 (1991). Reviewer: G.O.Okikiolu (London) MSC: 47B38 47A30 PDFBibTeX XMLCite \textit{E. I. Bereznoi}, in: Near convexity in Banach spaces. . 75--79 (1991; Zbl 0748.47024)
Dallas, Allan G. An operator-theoretic finite-difference approximation scheme for solution of exterior boundary-value problems for the Helmholtz equation. (English) Zbl 0735.65071 Direct and inverse boundary value problems, Pap. 12th Conf. Methods Techniques Math. Phys., Oberwolfach/Ger. 1989, Methoden Verfahren Math. Phys. 37, 37-55 (1991). Reviewer: F.v.Finckenstein MSC: 65N06 65N38 45E10 65R20 35J05 PDFBibTeX XMLCite \textit{A. G. Dallas}, in: Deconvolution of appearance potential spectra. . 37--55 (1991; Zbl 0735.65071)
Semenov, E. M.; Shneiberg, I. Ya. Planar faces of operator spaces in \(L_ p\). (English) Zbl 0771.47004 Topics in matrix and operator theory, Proc. Workshop, Rotterdam/Neth. 1989, Oper. Theory, Adv. Appl. 50, 307-315 (1991). Reviewer: V.N.Gusyatnikova (Pereslavl-Zalessky) MSC: 47A30 46E30 47A20 47L07 PDFBibTeX XMLCite \textit{E. M. Semenov} and \textit{I. Ya. Shneiberg}, in: Wiener-Hopf factorization in the inverse scattering theory for the \(n\)-D Schrödinger equation. . 307--315 (1991; Zbl 0771.47004)
Gil’, M. I.; Shargorodskaya, L. L. An estimate of the norm of the resolvent of a quasi-Hermitean operator. (English. Russian original) Zbl 0748.47005 Sov. Math. 35, No. 1, 16-20 (1991); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 1991, No. 1(344), 14-19 (1991). Reviewer: S.Aliou Lo (Dakar) MSC: 47A30 47A10 47B15 PDFBibTeX XMLCite \textit{M. I. Gil'} and \textit{L. L. Shargorodskaya}, Sov. Math. 35, No. 1, 16--20 (1991; Zbl 0748.47005); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 1991, No. 1(344), 14--19 (1991)
Baskakov, A. G. Spectral analysis of relatively finite-dimensional perturbations of spectral operators. (English. Russian original) Zbl 0759.47011 Sov. Math. 35, No. 1, 1-11 (1991); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 1991, No. 1(344), 3-11 (1991). Reviewer: J.B.Butler jun.(Portland) MSC: 47A55 47A65 47B40 47A10 PDFBibTeX XMLCite \textit{A. G. Baskakov}, Sov. Math. 35, No. 1, 1--11 (1991; Zbl 0759.47011); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 1991, No. 1(344), 3--11 (1991)
Radjabalipour, M. Simultaneous triangularization of algebras of polynomially compact operators. (English) Zbl 0749.47005 Can. Math. Bull. 34, No. 2, 260-264 (1991). Reviewer: J.Howard (Las Vegas) MSC: 47B06 47L30 PDFBibTeX XMLCite \textit{M. Radjabalipour}, Can. Math. Bull. 34, No. 2, 260--264 (1991; Zbl 0749.47005) Full Text: DOI
Jang, R.; Victory, H. D. jun. Frobenius decomposition of positive compact operators. (English) Zbl 0772.47019 Positive operators, Riesz spaces, and economics, Proc. Conf., Pasadena/CA (USA) 1990, Stud. Econ. Theory 2, 195-224 (1991). MSC: 47B65 47B07 PDFBibTeX XMLCite \textit{R. Jang} and \textit{H. D. Victory jun.}, Stud. Econ. Theory 2, 195--224 (1991; Zbl 0772.47019)
Micchelli, Charles A.; Utreras, Florencio I. Smoothing and interpolation in a convex subset of a Hilbert space. II: The semi-norm case. (English) Zbl 0741.65045 RAIRO, Modélisation Math. Anal. Numér. 25, No. 4, 425-440 (1991). Reviewer: V.V.Kobkov (Novosibirsk) MSC: 65J05 65J10 65D05 65D10 41A65 41A29 PDFBibTeX XMLCite \textit{C. A. Micchelli} and \textit{F. I. Utreras}, RAIRO, Modélisation Math. Anal. Numér. 25, No. 4, 425--440 (1991; Zbl 0741.65045) Full Text: DOI EuDML
Bramble, James H.; Pasciak, Joseph E.; Wang, Junping; Xu, Jinchao Convergence estimates for product iterative methods with applications to domain decomposition. (English) Zbl 0754.65085 Math. Comput. 57, No. 195, 1-21 (1991). Reviewer: T.Potra (Cluj-Napoca) MSC: 65N30 65N55 65F10 65N15 PDFBibTeX XMLCite \textit{J. H. Bramble} et al., Math. Comput. 57, No. 195, 1--21 (1991; Zbl 0754.65085) Full Text: DOI
Farid, F. O. Spectral properties of perturbed linear operators and their application to infinite matrices. (English) Zbl 0736.47012 Proc. Am. Math. Soc. 112, No. 4, 1013-1022 (1991). Reviewer: M.Perelmuter (Kiev) MSC: 47A55 47A10 PDFBibTeX XMLCite \textit{F. O. Farid}, Proc. Am. Math. Soc. 112, No. 4, 1013--1022 (1991; Zbl 0736.47012) Full Text: DOI
Bloom, Steven; Kerman, Ron Weighted norm inequalities for operators of Hardy type. (English) Zbl 0753.42010 Proc. Am. Math. Soc. 113, No. 1, 135-141 (1991). Reviewer: S.G.Samko (Rostov-na-Donu) MSC: 42B25 26A33 26D15 PDFBibTeX XMLCite \textit{S. Bloom} and \textit{R. Kerman}, Proc. Am. Math. Soc. 113, No. 1, 135--141 (1991; Zbl 0753.42010) Full Text: DOI
Glader, C.; Högnäs, G.; Mäkilä, P. M.; Toivonen, H. T. Approximation of delay systems. – A case study. (English) Zbl 0745.93016 Int. J. Control 53, No. 2, 369-390 (1991). Reviewer: J.A.Ball (Blacksburg) MSC: 93B36 93B15 93B35 93B28 PDFBibTeX XMLCite \textit{C. Glader} et al., Int. J. Control 53, No. 2, 369--390 (1991; Zbl 0745.93016) Full Text: DOI
Iwanik, A. The problem of \(L^ p\)-simple spectrum for ergodic group automorphisms. (English) Zbl 0741.43002 Bull. Soc. Math. Fr. 119, No. 1, 91-96 (1991). Reviewer: S.Hartman (Wrocław) MSC: 43A15 28D05 43A40 43A20 43A46 PDFBibTeX XMLCite \textit{A. Iwanik}, Bull. Soc. Math. Fr. 119, No. 1, 91--96 (1991; Zbl 0741.43002) Full Text: DOI Numdam EuDML
Cherdak, V. B. Order spectrum of r-compact operators in lattice normed spaces. (English. Russian original) Zbl 0746.47014 Sib. Math. J. 32, No. 1, 123-126 (1991); translation from Sib. Mat. Zh. 32, No. 1(185), 148-152 (1991). Reviewer: G.Emmannuele (Catania) MSC: 47B60 47A10 47B65 46B42 PDFBibTeX XMLCite \textit{V. B. Cherdak}, Sib. Math. J. 32, No. 1, 123--126 (1991; Zbl 0746.47014); translation from Sib. Mat. Zh. 32, No. 1(185), 148--152 (1991) Full Text: DOI
Domański, Paweł; Drewnowski, Lech Uncomplementability of the spaces of norm continuous functions in some spaces of ”weakly” continuous functions. (English) Zbl 0736.46026 Stud. Math. 97, No. 3, 245-251 (1991). Reviewer: M.Abel (Tartu) MSC: 46E40 PDFBibTeX XMLCite \textit{P. Domański} and \textit{L. Drewnowski}, Stud. Math. 97, No. 3, 245--251 (1991; Zbl 0736.46026) Full Text: DOI EuDML
Szarek, S. J. Computing summing norms and type constants on few vectors. (English) Zbl 0795.46011 Stud. Math. 98, No. 2, 147-156 (1991). MSC: 46B20 47B10 46B07 PDFBibTeX XMLCite \textit{S. J. Szarek}, Stud. Math. 98, No. 2, 147--156 (1991; Zbl 0795.46011) Full Text: DOI EuDML
Detre, Peter A. Multipliers of weighted \(l^ p\) spaces. (English) Zbl 0747.47021 Stud. Math. 98, No. 2, 131-145 (1991). Reviewer: T.A.Gillespie (Edinburgh) MSC: 47B37 43A22 46J05 PDFBibTeX XMLCite \textit{P. A. Detre}, Stud. Math. 98, No. 2, 131--145 (1991; Zbl 0747.47021) Full Text: DOI EuDML
Calvert, Bruce Strictly plus functionals on a super-additive normed linear space. (English) Zbl 0848.46053 An. Univ. Craiova, Ser. Mat. Inf. 18, 27-43 (1990). MSC: 46S99 47S99 46M10 47B60 PDFBibTeX XMLCite \textit{B. Calvert}, An. Univ. Craiova, Ser. Mat. Inf. 18, 27--43 (1990; Zbl 0848.46053)
Drewnowski, Lech Copies of \(l_ \infty\) in an operator space. (English) Zbl 0745.46011 Math. Proc. Camb. Philos. Soc. 108, No. 3, 523-526 (1990). MSC: 46A32 46B45 47L05 PDFBibTeX XMLCite \textit{L. Drewnowski}, Math. Proc. Camb. Philos. Soc. 108, No. 3, 523--526 (1990; Zbl 0745.46011) Full Text: DOI
Soldatov, A. P. Functional operators with shifts. (English. Russian original) Zbl 0744.47022 Differ. Equations 26, No. 12, 1620-1628 (1990); translation from Differ. Uravn. 26, No. 12, 2136-2145 (1990). Reviewer: A.V.Bukhvalov (St.Petersburg) MSC: 47B38 PDFBibTeX XMLCite \textit{A. P. Soldatov}, Differ. Equations 26, No. 12, 1620--1628 (1990; Zbl 0744.47022); translation from Differ. Uravn. 26, No. 12, 2136--2145 (1990)
Kunze, Wolfgang Noncommutative Orlicz spaces and generalized Arens algebras. (English) Zbl 0746.46062 Math. Nachr. 147, 123-138 (1990). Reviewer: S.Goldstein (Łódź) MSC: 46L51 46L53 46L54 PDFBibTeX XMLCite \textit{W. Kunze}, Math. Nachr. 147, 123--138 (1990; Zbl 0746.46062) Full Text: DOI
Ferreyra, Elida V. Weighted Lorentz norm inequalities for integral operators. (English) Zbl 0738.47022 Stud. Math. 96, No. 2, 125-134 (1990). Reviewer: D.S.Kurtz (Las Cruces) MSC: 47B38 26D15 46E30 42B20 47A30 PDFBibTeX XMLCite \textit{E. V. Ferreyra}, Stud. Math. 96, No. 2, 125--134 (1990; Zbl 0738.47022) Full Text: DOI EuDML
Corbacho Rosas, Eusebio; Martínez Martínez, Antonio Tensor norms and operator ideals. (English) Zbl 1298.46063 Martin-Peinador, Elena (ed.) et al., Contribuciones matemáticas en homenaje al profesor D. Antonio Plans Sanz de Bremond. Zaragoza: Secretariado de Publicaciones, Universidad de Zaragoza (ISBN 84-7733-158-8/pbk). 41-59 (1990). MSC: 46M05 47L20 PDFBibTeX XMLCite \textit{E. Corbacho Rosas} and \textit{A. Martínez Martínez}, in: Contribuciones matemáticas en homenaje al profesor D. Antonio Plans Sanz de Bremond. Zaragoza: Secretariado de Publicaciones, Universidad de Zaragoza. 41--59 (1990; Zbl 1298.46063)
Rădulescu, Florin On some trace class norm estimates. (English) Zbl 0762.47003 J. Oper. Theory 23, No. 1, 195-204 (1990). MSC: 47A30 47B10 PDFBibTeX XMLCite \textit{F. Rădulescu}, J. Oper. Theory 23, No. 1, 195--204 (1990; Zbl 0762.47003)
Pérez, Carlos Two weighted norm inequalities for Riesz potentials and uniform \(L^ p\)- weighted Sobolev inequalities. (English) Zbl 0736.42015 Indiana Univ. Math. J. 39, No. 1, 31-44 (1990). Reviewer: Yu.Lyubarskij (Khar’kov) MSC: 42B25 46E35 31B15 31B35 PDFBibTeX XMLCite \textit{C. Pérez}, Indiana Univ. Math. J. 39, No. 1, 31--44 (1990; Zbl 0736.42015) Full Text: DOI
Kadison, Richard V. Local derivations. (English) Zbl 0751.46041 J. Algebra 130, No. 2, 494-509 (1990). Reviewer: M.E.Walter (Boulder) MSC: 46L57 46L10 16W20 46L40 16D10 13D03 PDFBibTeX XMLCite \textit{R. V. Kadison}, J. Algebra 130, No. 2, 494--509 (1990; Zbl 0751.46041) Full Text: DOI
Pang, M. M. H. Resolvent estimates for Schrödinger operators in \(L^ p(R^ N)\) and the theory of exponentially bounded \(C\)-semigroups. (English) Zbl 0739.47017 Semigroup Forum 41, No. 1, 97-114 (1990). Reviewer: J.de Graaf (Eindhoven) MSC: 47D06 47F05 35J10 47A10 PDFBibTeX XMLCite \textit{M. M. H. Pang}, Semigroup Forum 41, No. 1, 97--114 (1990; Zbl 0739.47017) Full Text: DOI EuDML
Peller, V. V. Hankel operators and continuity properties of operators of best approximation. (English. Russian original) Zbl 0767.47010 Leningr. Math. J. 2, No. 1, 139-160 (1991); translation from Algebra Anal. 2, No. 1, 163-189 (1990). MSC: 47B35 41A50 47B06 PDFBibTeX XMLCite \textit{V. V. Peller}, Leningr. Math. J. 2, No. 1, 139--160 (1990; Zbl 0767.47010); translation from Algebra Anal. 2, No. 1, 163--189 (1990)
Lepp, R. Eh. Discrete approximation of extremal problems with operator inequality constraints. (English. Russian original) Zbl 0734.90116 U.S.S.R. Comput. Math. Math. Phys. 30, No. 3, 127-132 (1990); translation from Zh. Vychisl. Mat. Mat. Fiz. 30, No. 6, 817-825 (1990). MSC: 90C48 47A30 65K05 PDFBibTeX XMLCite \textit{R. Eh. Lepp}, U.S.S.R. Comput. Math. Math. Phys. 30, No. 3, 127--132 (1990; Zbl 0734.90116); translation from Zh. Vychisl. Mat. Mat. Fiz. 30, No. 6, 817--825 (1990) Full Text: DOI
MacDonald, Gordon W. Ultraweakly closed algebras and preannihilators. (English) Zbl 0734.47022 Proc. Am. Math. Soc. 110, No. 3, 705-709 (1990). Reviewer: U.Tewari (Kanpur) MSC: 47L30 PDFBibTeX XMLCite \textit{G. W. MacDonald}, Proc. Am. Math. Soc. 110, No. 3, 705--709 (1990; Zbl 0734.47022) Full Text: DOI
Fujii, Masatoshi Furuta’s inequality and its mean theoretic approach. (English) Zbl 0734.47008 J. Oper. Theory 23, No. 1, 67-72 (1990). Reviewer: J.L.R.Webb (Glasgow) MSC: 47A63 47A60 47A30 PDFBibTeX XMLCite \textit{M. Fujii}, J. Oper. Theory 23, No. 1, 67--72 (1990; Zbl 0734.47008)
Ngembo, Ngimbi Approximation property and strict spaces of continuous functions. (English) Zbl 0734.46018 Bull. Soc. R. Sci. Liège 59, No. 6, 459-465 (1990). MSC: 46E10 46A70 46A32 46E40 PDFBibTeX XMLCite \textit{N. Ngembo}, Bull. Soc. R. Sci. Liège 59, No. 6, 459--465 (1990; Zbl 0734.46018)
Taylor, Michael E. Pseudodifferential operators and K-homology. II. (English) Zbl 0733.47044 Geometric and topological invariants of elliptic operators, Proc. AMS- IMS-SIAM Jt. Summer Res. Conf., Brunswick/ME (USA) 1988, Contemp. Math. 105, 245-269 (1990). Reviewer: H.Tanabe (Toyonaka) MSC: 47G30 19K33 18F25 PDFBibTeX XML
Abdessemed, A. Bounds for constants in some operator inequalities in the Schatten classes. (English) Zbl 0733.47010 J. Lond. Math. Soc., II. Ser. 41, No. 2, 303-309 (1990). Reviewer: J.Achari (Nanded) MSC: 47A30 47B10 47A63 47A70 PDFBibTeX XMLCite \textit{A. Abdessemed}, J. Lond. Math. Soc., II. Ser. 41, No. 2, 303--309 (1990; Zbl 0733.47010) Full Text: DOI
Corach, G.; Porta, H.; Recht, L. An operator inequality. (English) Zbl 0733.47009 Linear Algebra Appl. 142, 153-158 (1990). Reviewer: J.Achari (Nanded) MSC: 47A30 47A63 47C10 47L30 47B25 PDFBibTeX XMLCite \textit{G. Corach} et al., Linear Algebra Appl. 142, 153--158 (1990; Zbl 0733.47009) Full Text: DOI
Maher, P. J. Some operator inequalities concerning generalized inverses. (English) Zbl 0733.47001 Ill. J. Math. 34, No. 3, 503-514 (1990). Reviewer: M.Z.Nashed (Newark/Delaware) MSC: 47A05 47A30 47B10 PDFBibTeX XMLCite \textit{P. J. Maher}, Ill. J. Math. 34, No. 3, 503--514 (1990; Zbl 0733.47001)
Tabacco Vignati, Anita Some techniques for the characterization of intermediate spaces. (English) Zbl 0733.46041 Ann. Sc. Norm. Super. Pisa, Cl. Sci., IV. Ser. 17, No. 3, 323-341 (1990). Reviewer: Y.Sagher (Chicago) MSC: 46M35 PDFBibTeX XMLCite \textit{A. Tabacco Vignati}, Ann. Sc. Norm. Super. Pisa, Cl. Sci., IV. Ser. 17, No. 3, 323--341 (1990; Zbl 0733.46041) Full Text: Numdam EuDML
Boyadzhiev, Khristo N. Some inequalities for generalized commutators. (English) Zbl 0731.47036 Publ. Res. Inst. Math. Sci. 26, No. 3, 521-527 (1990). Reviewer: J.C.Rho (Seoul) MSC: 47B47 47A63 47A30 PDFBibTeX XMLCite \textit{K. N. Boyadzhiev}, Publ. Res. Inst. Math. Sci. 26, No. 3, 521--527 (1990; Zbl 0731.47036) Full Text: DOI
Kokilashvili, V. M. On the weight problem for integrals with positive kernels. (English) Zbl 0728.47024 Soobshch. Akad. Nauk Gruz. SSR 140, No. 3, 469-472 (1990). MSC: 47B38 47G10 46E30 PDFBibTeX XMLCite \textit{V. M. Kokilashvili}, Soobshch. Akad. Nauk Gruz. SSR 140, No. 3, 469--472 (1990; Zbl 0728.47024)
Green, W. L.; Morley, T. D. Operator means, norm convergence and matrix functions. (English) Zbl 0728.47012 Signal processing, scattering and operator theory, and numerical methods, Proc. Int. Symp. Math. Theory Networks Syst., MTNS, Vol. III, Amsterdam/Neth. 1989, Prog. Syst. Control Theory 5, 551-556 (1990). MSC: 47A63 PDFBibTeX XML
Naboko, S. N. Estimates in operator classes for a difference of functions, from the Pick class, of accretive operators. (English. Russian original) Zbl 0728.47011 Funct. Anal. Appl. 24, No. 3, 187-195 (1990); translation from Funkts. Anal. Prilozh. 24, No. 3, 26-35 (1990). Reviewer: K.N.Boyadzhiev (Ada) MSC: 47A63 47B44 47A30 47B47 PDFBibTeX XMLCite \textit{S. N. Naboko}, Funct. Anal. Appl. 24, No. 3, 187--195 (1990; Zbl 0728.47011); translation from Funkts. Anal. Prilozh. 24, No. 3, 26--35 (1990) Full Text: DOI
Ivanov, V. I.; Pichugov, S. A. Jung constants of the \(\ell ^ n_ p\)-spaces. (English. Russian original) Zbl 0727.46005 Math. Notes 48, No. 4, 997-1004 (1990); translation from Mat. Zametki 48, No. 4, 37-47 (1990). Reviewer: J.Szulga (Auburn) MSC: 46B20 46E30 46B07 52A20 41A05 PDFBibTeX XMLCite \textit{V. I. Ivanov} and \textit{S. A. Pichugov}, Math. Notes 48, No. 4, 997--1004 (1990; Zbl 0727.46005); translation from Mat. Zametki 48, No. 4, 37--47 (1990) Full Text: DOI
Schütt, I. Unconditional bases in Banach spaces of absolutely p-summing operators. (English) Zbl 0726.47014 Math. Nachr. 146, 175-194 (1990). Reviewer: H.König (Kiel) MSC: 47B10 46B15 47L20 PDFBibTeX XMLCite \textit{I. Schütt}, Math. Nachr. 146, 175--194 (1990; Zbl 0726.47014) Full Text: DOI
Defant, Andreas; Mascioni, Vania Limit orders of \(\epsilon\) \(\pi\)-continuous operators. (English) Zbl 0726.47011 Math. Nachr. 145, 337-344 (1990). Reviewer: K.Floret (Oldenburg) MSC: 47A80 47L20 46B28 46M05 PDFBibTeX XMLCite \textit{A. Defant} and \textit{V. Mascioni}, Math. Nachr. 145, 337--344 (1990; Zbl 0726.47011) Full Text: DOI
Omladič, Matjaž; Šemrl, Peter On the distance between normal matrices. (English) Zbl 0726.15010 Proc. Am. Math. Soc. 110, No. 3, 591-596 (1990). Reviewer: N.M.Zobin (Haifa) MSC: 15A42 15A60 15B57 47A55 PDFBibTeX XMLCite \textit{M. Omladič} and \textit{P. Šemrl}, Proc. Am. Math. Soc. 110, No. 3, 591--596 (1990; Zbl 0726.15010) Full Text: DOI
Andreev, A. B. Superconvergence of the gradient of finite element eigenfunctions. (English) Zbl 0725.65093 C. R. Acad. Bulg. Sci. 43, No. 12, 9-11 (1990). Reviewer: N.Herrmann (Hannover) MSC: 65N25 65N30 65N12 35P15 PDFBibTeX XMLCite \textit{A. B. Andreev}, C. R. Acad. Bulg. Sci. 43, No. 12, 9--11 (1990; Zbl 0725.65093)
Krasnosel’skij, A. M. Joint norm of operators and an investigation of nonlinear problems. (English. Russian original) Zbl 0724.47036 Ukr. Math. J. 42, No. 12, 1442-1452 (1990); translation from Ukr. Mat. Zh. 42, No. 12, 1605-1616 (1990). Reviewer: St.Tersian (Russe) MSC: 47J05 47A30 PDFBibTeX XMLCite \textit{A. M. Krasnosel'skij}, Ukr. Math. J. 42, No. 12, 1442--1452 (1990; Zbl 0724.47036); translation from Ukr. Mat. Zh. 42, No. 12, 1605--1616 (1990) Full Text: DOI
Nakazi, Takahiko Norms of Hankel operators on a bidisc. (English) Zbl 0723.47019 Proc. Am. Math. Soc. 108, No. 3, 715-719 (1990). Reviewer: H.P.Rogosinski (Swansea) MSC: 47B35 47A30 46J15 42B30 PDFBibTeX XMLCite \textit{T. Nakazi}, Proc. Am. Math. Soc. 108, No. 3, 715--719 (1990; Zbl 0723.47019) Full Text: DOI
Schmidt, Klaus D. Daugavet’s equation and orthomorphisms. (English) Zbl 0723.46014 Proc. Am. Math. Soc. 108, No. 4, 905-911 (1990). Reviewer: H.P.Rogosinski (Swansea) MSC: 46B42 47A30 47B38 47B65 PDFBibTeX XMLCite \textit{K. D. Schmidt}, Proc. Am. Math. Soc. 108, No. 4, 905--911 (1990; Zbl 0723.46014) Full Text: DOI Link
Kozono, Hideo; Ozawa, Tohru Relative bounds of closable operators in non-reflexive Banach spaces. (English) Zbl 0721.47014 Hokkaido Math. J. 19, No. 2, 241-247 (1990). Reviewer: E.Azoff (Athens/Georgia) MSC: 47A30 PDFBibTeX XMLCite \textit{H. Kozono} and \textit{T. Ozawa}, Hokkaido Math. J. 19, No. 2, 241--247 (1990; Zbl 0721.47014) Full Text: DOI
Kittaneh, Fuad On some equivalent metrics for bounded operators on Hilbert space. (English) Zbl 0721.47013 Proc. Am. Math. Soc. 110, No. 3, 789-798 (1990). Reviewer: E.Azoff (Athens/Georgia) MSC: 47A30 47A65 47B10 47B15 47A63 PDFBibTeX XMLCite \textit{F. Kittaneh}, Proc. Am. Math. Soc. 110, No. 3, 789--798 (1990; Zbl 0721.47013) Full Text: DOI
Howard, Ralph; Schep, Anton R. Norms of positive operators on \(L^ 2\)-spaces. (English) Zbl 0721.47012 Proc. Am. Math. Soc. 109, No. 1, 135-146 (1990). Reviewer: E.Azoff (Athens/Georgia) MSC: 47A30 47B38 47G10 45D05 PDFBibTeX XMLCite \textit{R. Howard} and \textit{A. R. Schep}, Proc. Am. Math. Soc. 109, No. 1, 135--146 (1990; Zbl 0721.47012) Full Text: DOI
Guacaneme, Julio E. A parameter choice for simplified regularization. (English) Zbl 0719.65049 Rostocker Math. Kolloq. 42, 59-68 (1990). Reviewer: A.Donescu (Bucureşti) MSC: 65J10 65J20 47A50 PDFBibTeX XMLCite \textit{J. E. Guacaneme}, Rostocker Math. Kolloq. 42, 59--68 (1990; Zbl 0719.65049)
Defant, Martin; Junge, Marius On weak (r,2)-summing operators and weak Hilbert spaces. (English) Zbl 0719.47016 Stud. Math. 96, No. 3, 203-217 (1990). Reviewer: H.König (Kiel) MSC: 47B10 46B20 47L20 47A30 47A65 PDFBibTeX XMLCite \textit{M. Defant} and \textit{M. Junge}, Stud. Math. 96, No. 3, 203--217 (1990; Zbl 0719.47016) Full Text: DOI EuDML
Green, William L.; Morley, T. D. Parallel sums of operators. (English) Zbl 0719.47009 Operator theory, operator algebras and applications, Proc. Summer Res. Inst., Durham/NH (USA) 1988, Proc. Symp. Pure Math. 51, Pt. 2, 129-133 (1990). Reviewer: G.Hetzer (Auburn) MSC: 47A63 47H99 46L99 94C99 PDFBibTeX XML
Ha, Ki Sik; Jung, Jong Soo Convergence of approximants in Banach spaces. (English) Zbl 0718.47029 Differential equations: stability and control, Proc. Int. Conf., Colorado Springs/CO (USA) 1989, Lect. Notes Pure Appl. Math. 127, 185-190 (1990). Reviewer: G.Passty (San Marcos) MSC: 47H05 47H09 47H10 47J05 PDFBibTeX XML
Sukochev, F. A.; Chilin, V. I. Measure convergence in regular noncommutative symmetric spaces. (English. Russian original) Zbl 0718.46043 Sov. Math. 34, No. 9, 78-87 (1990); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 1990, No. 9(340), 63-70 (1990). Reviewer: Sh.A.Ayupov (Tashkent) MSC: 46L51 46L53 46L54 46E30 PDFBibTeX XMLCite \textit{F. A. Sukochev} and \textit{V. I. Chilin}, Sov. Math. 34, No. 9, 78--87 (1990; Zbl 0718.46043); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 1990, No. 9(340), 63--70 (1990)
Effros, Edward G.; Ruan, Zhong-Jin On non-self-adjoint operator algebras. (English) Zbl 0718.46020 Proc. Am. Math. Soc. 110, No. 4, 915-922 (1990). Reviewer: G.Corach (Buenos Aires) MSC: 46K50 46L99 PDFBibTeX XMLCite \textit{E. G. Effros} and \textit{Z.-J. Ruan}, Proc. Am. Math. Soc. 110, No. 4, 915--922 (1990; Zbl 0718.46020) Full Text: DOI Link
Slavík, Petr The least extremal solution of the operator equation \(AXB=C\). (English) Zbl 0717.47005 J. Math. Anal. Appl. 148, No. 1, 251-262 (1990). Reviewer: J.C.Rho MSC: 47A62 47A05 PDFBibTeX XMLCite \textit{P. Slavík}, J. Math. Anal. Appl. 148, No. 1, 251--262 (1990; Zbl 0717.47005) Full Text: DOI
Peller, Vladimir V. Hankel operators in the perturbation theory of unbounded self-adjoint operators. (English) Zbl 0716.47015 Analysis and partial differential equations, Coll. Pap. dedic. Mischa Cotlar, Lect. Notes Pure Appl. Math. 122, 529-544 (1990). Reviewer: B.D.Khanh MSC: 47B35 47A55 47B10 47A60 47A30 PDFBibTeX XML
Paulsen, V. I.; Power, S. C. Tensor products of non-self-adjoint operator algebras. (English) Zbl 0716.46053 Rocky Mt. J. Math. 20, No. 2, 331-350 (1990). Reviewer: F.H.Vasilescu MSC: 46M05 46L05 47L30 PDFBibTeX XMLCite \textit{V. I. Paulsen} and \textit{S. C. Power}, Rocky Mt. J. Math. 20, No. 2, 331--350 (1990; Zbl 0716.46053) Full Text: DOI
Weber, Hans Generalized Orlicz spaces. Locally solid group topologies. (English) Zbl 0716.46028 Math. Nachr. 145, 201-215 (1990). Reviewer: F.Sukochev MSC: 46E30 46A40 PDFBibTeX XMLCite \textit{H. Weber}, Math. Nachr. 145, 201--215 (1990; Zbl 0716.46028) Full Text: DOI
Domínguez, Marisela Weighted inequalities for the Hilbert transform and the adjoint operator in the continuous case. (English) Zbl 0716.44002 Stud. Math. 96, No. 3, 229-236 (1990). Reviewer: S.D.Bajpai MSC: 44A15 47A30 PDFBibTeX XMLCite \textit{M. Domínguez}, Stud. Math. 96, No. 3, 229--236 (1990; Zbl 0716.44002) Full Text: DOI EuDML
Peller, V. V. Hankel operators and continuity properties of operators of best approximation. (Russian) Zbl 0714.47018 Algebra Anal. 2, No. 1, 163-189 (1990). Reviewer: N.L.Vasilevskij MSC: 47B35 41A50 47B06 PDFBibTeX XMLCite \textit{V. V. Peller}, Algebra Anal. 2, No. 1, 163--189 (1990; Zbl 0714.47018)
Wilson, J. M. Erratum to “Weighted norm inequalities for the continuous square function”. (English) Zbl 0714.42012 Trans. Am. Math. Soc. 321, No. 1, 415 (1990). MSC: 42B25 42B20 35P15 35J10 PDFBibTeX XMLCite \textit{J. M. Wilson}, Trans. Am. Math. Soc. 321, No. 1, 415 (1990; Zbl 0714.42012) Full Text: DOI
Norvidas, S. T. Variations of the norms of differential operators in spaces of entire functions. (English. Russian original) Zbl 0713.47047 J. Sov. Math. 49, No. 4, 1095-1100 (1990); translation from Teor. Funkts., Funkts. Anal. Prilozh. 49, 86-93 (1988). MSC: 47F05 47A30 47G10 PDFBibTeX XMLCite \textit{S. T. Norvidas}, J. Sov. Math. 49, No. 4, 1095--1100 (1990; Zbl 0713.47047); translation from Teor. Funkts., Funkts. Anal. Prilozh. 49, 86--93 (1988) Full Text: DOI
König, Hermann; Tomczak-Jaegermann, Nicole Bounds for projection constants and 1-summing norms. (English) Zbl 0713.46012 Trans. Am. Math. Soc. 320, No. 2, 799-823 (1990). Reviewer: A.Pietsch MSC: 46B20 46B03 47B10 PDFBibTeX XMLCite \textit{H. König} and \textit{N. Tomczak-Jaegermann}, Trans. Am. Math. Soc. 320, No. 2, 799--823 (1990; Zbl 0713.46012) Full Text: DOI
Najmi, Mohamed Majoration en norme hölderienne de la résolvante du laplacien en présence de solutions singulières et applications. (Estimation of the resolvent of the Laplace operator in Hölder norm when singular solutions arise and applications). (French) Zbl 0713.35024 C. R. Acad. Sci., Paris, Sér. I 310, No. 4, 147-152 (1990). Reviewer: G.Bottaro MSC: 35J05 35B45 PDFBibTeX XMLCite \textit{M. Najmi}, C. R. Acad. Sci., Paris, Sér. I 310, No. 4, 147--152 (1990; Zbl 0713.35024)
Bhatia, R.; Elsner, L.; Krause, G. Bounds for the variation of the roots of a polynomial and the eigenvalues of a matrix. (English) Zbl 0713.15005 Linear Algebra Appl. 142, 195-209 (1990). Reviewer: G.P.Barker MSC: 15A42 15A60 30C15 PDFBibTeX XMLCite \textit{R. Bhatia} et al., Linear Algebra Appl. 142, 195--209 (1990; Zbl 0713.15005) Full Text: DOI
Ha, Ki Sik; Jung, Jong Soo Strong convergence theorems for accretive operators in Banach spaces. (English) Zbl 0712.47045 J. Math. Anal. Appl. 147, No. 2, 330-339 (1990). Reviewer: T.Ichinose MSC: 47H06 PDFBibTeX XMLCite \textit{K. S. Ha} and \textit{J. S. Jung}, J. Math. Anal. Appl. 147, No. 2, 330--339 (1990; Zbl 0712.47045) Full Text: DOI
Oĭnarov, R. On an estimate of the norm of an integral operator. (Russian) Zbl 0712.47011 Izv. Akad. Nauk Kaz. SSR, Ser. Fiz.-Mat. 1990, No. 3(154), 67-71 (1990). Reviewer: M. Shahin (Dallas) MSC: 47A30 47G10 47B38 PDFBibTeX XMLCite \textit{R. Oĭnarov}, Izv. Akad. Nauk Kaz. SSR, Ser. Fiz.-Mat. 1990, No. 3(154), 67--71 (1990; Zbl 0712.47011)
Berman, K.; Halpern, H.; Kaftal, V.; Weiss, G. Some \(C_ 4\) and \(C_ 6\) norm inequalities related to the paving problem. (English) Zbl 0711.47006 Operator theory, operator algebras and applications, Proc. Summer Res. Inst., Durham/NH (USA) 1988, Proc. Symp. Pure Math. 51, Pt. 2, 29-41 (1990). Reviewer: Y.Kato MSC: 47A30 47A67 47B10 47C15 15A24 46L05 PDFBibTeX XML
Schulz, J. On an abstract version of some functional equation. (English) Zbl 0711.39006 Semin. Anal., Oper. Equations Numer. Anal. 1989/90, 95-102 (1990). Reviewer: J.Aczél MSC: 39B52 46C05 46B10 PDFBibTeX XMLCite \textit{J. Schulz}, Semin. Anal., Oper. Equations Numer. Anal. 1989/90, 95--102 (1990; Zbl 0711.39006)
Friedland, Shmuel A remark on the variation of permanents. (English) Zbl 0709.15023 Linear Multilinear Algebra 27, No. 2, 101-103 (1990). Reviewer: D.Carlson MSC: 15A60 15A15 15A45 PDFBibTeX XMLCite \textit{S. Friedland}, Linear Multilinear Algebra 27, No. 2, 101--103 (1990; Zbl 0709.15023) Full Text: DOI
Mäkilä, Pertti M. Approximation of stable systems by Laguerre filters. (English) Zbl 0708.93007 Automatica 26, No. 2, 333-345 (1990). MSC: 93B11 93B28 41A30 47B35 PDFBibTeX XMLCite \textit{P. M. Mäkilä}, Automatica 26, No. 2, 333--345 (1990; Zbl 0708.93007) Full Text: DOI
Vasyunin, V. I.; Nikol’skij, N. K. Quasiorthogonal expansions with respect to complementary metrics and estimates of univalent functions. (Russian) Zbl 0708.47017 Algebra Anal. 2, No. 4, 1-81 (1990). Reviewer: N.Bozhinov MSC: 47A70 30C50 47A30 46B15 PDFBibTeX XMLCite \textit{V. I. Vasyunin} and \textit{N. K. Nikol'skij}, Algebra Anal. 2, No. 4, 1--81 (1990; Zbl 0708.47017)
Green, William L.; Morley, T. D. Operator means and matrix functions. (English) Zbl 0707.47013 Linear Algebra Appl. 137-138, 453-465 (1990). Reviewer: A.Torgašev MSC: 47A63 47A56 PDFBibTeX XMLCite \textit{W. L. Green} and \textit{T. D. Morley}, Linear Algebra Appl. 137--138, 453--465 (1990; Zbl 0707.47013) Full Text: DOI
Valdivia, M. Projective resolution of identity in C(K) spaces. (English) Zbl 0707.46009 Arch. Math. 54, No. 5, 493-498 (1990). Reviewer: K.D.Bierstedt MSC: 46B25 46A50 46B03 54D30 46E15 46A22 PDFBibTeX XMLCite \textit{M. Valdivia}, Arch. Math. 54, No. 5, 493--498 (1990; Zbl 0707.46009) Full Text: DOI
de Cooman, G.; Kerre, E. E.; Cappelle, B.; Da, Ruan; Vanmassenhove, F. On the extension of classical propositional logic by means of a triangular norm. (English) Zbl 0707.03018 Int. J. Intell. Syst. 5, No. 3, 307-322 (1990). Reviewer: S.Miura MSC: 03B52 03B70 68Q55 PDFBibTeX XMLCite \textit{G. de Cooman} et al., Int. J. Intell. Syst. 5, No. 3, 307--322 (1990; Zbl 0707.03018) Full Text: DOI
Lepp, R. Eh. Discrete approximation of extremal problems with operator constraints of inequality type. (Russian) Zbl 0706.90095 Zh. Vychisl. Mat. Mat. Fiz. 30, No. 6, 817-825 (1990). Reviewer: H.Benker MSC: 90C48 47A30 65K05 PDFBibTeX XMLCite \textit{R. Eh. Lepp}, Zh. Vychisl. Mat. Mat. Fiz. 30, No. 6, 817--825 (1990; Zbl 0706.90095)
Karapetyants, N. K. Weighted estimates for the Hardy operator. (Russian) Zbl 0706.45014 Izv. Sev.-Kavk. Nauchn. Tsentra Vyssh. Shk., Estestv. Nauki 1990, No. 1(69), 46-52 (1990). Reviewer: U.Kosel MSC: 45P05 47A30 PDFBibTeX XMLCite \textit{N. K. Karapetyants}, Izv. Sev.-Kavk. Nauchn. Tsentra Vyssh. Shk., Estestv. Nauki 1990, No. 1(69), 46--52 (1990; Zbl 0706.45014)
Stepanov, V. D. Two-weighted estimates of Riemann-Liouville integrals. (Russian) Zbl 0705.26015 Izv. Akad. Nauk SSSR, Ser. Mat. 54, No. 3, 645-656 (1990). Reviewer: B.Opic MSC: 26D10 26A33 47B38 46E35 PDFBibTeX XMLCite \textit{V. D. Stepanov}, Izv. Akad. Nauk SSSR, Ser. Mat. 54, No. 3, 645--656 (1990; Zbl 0705.26015)
Safonov, M. G.; Chiang, R. Y.; Limebeer, D. J. N. Optimal Hankel model reduction for nonminimal systems. (English) Zbl 0704.93012 IEEE Trans. Autom. Control 35, No. 4, 496-502 (1990). MSC: 93B28 93B11 93B40 93B36 PDFBibTeX XMLCite \textit{M. G. Safonov} et al., IEEE Trans. Autom. Control 35, No. 4, 496--502 (1990; Zbl 0704.93012) Full Text: DOI
Elliott, P. D. T. A. Applications of elementary functional analysis to the study of arithmetic functions. (English) Zbl 0704.11022 Number theory. Vol. I. Elementary and analytic, Proc. Conf., Budapest/Hung. 1987, Colloq. Math. Soc. János Bolyai 51, 35-43 (1990). Reviewer: I.Z.Ruzsa MSC: 11K65 11N64 47A30 PDFBibTeX XML
Schneider, Reinhold Nonclassical multidimensional singular integral operators on \({\mathbb{R}}_ +^{n+1}\). (English) Zbl 0702.47018 Integral Equations Oper. Theory 13, No. 1, 104-131 (1990). Reviewer: V.Matache MSC: 47B38 45P05 47A53 45E10 PDFBibTeX XMLCite \textit{R. Schneider}, Integral Equations Oper. Theory 13, No. 1, 104--131 (1990; Zbl 0702.47018) Full Text: DOI
Howland, James S. On a theorem of Carey and Pincus. (English) Zbl 0702.47010 J. Math. Anal. Appl. 145, No. 2, 562-565 (1990). Reviewer: N.Angelescu MSC: 47B15 47B10 47B60 PDFBibTeX XMLCite \textit{J. S. Howland}, J. Math. Anal. Appl. 145, No. 2, 562--565 (1990; Zbl 0702.47010) Full Text: DOI
Heinrich, Stefan Invertibility of random Fredholm operators. (English) Zbl 0701.60061 Stochastic Anal. Appl. 8, No. 1, 1-59 (1990). Reviewer: A.Nowak MSC: 60H25 60B05 60B11 47A99 PDFBibTeX XMLCite \textit{S. Heinrich}, Stochastic Anal. Appl. 8, No. 1, 1--59 (1990; Zbl 0701.60061) Full Text: DOI
Szarek, Stanislaw J. An exotic quasidiagonal operator. (English) Zbl 0697.47015 J. Funct. Anal. 89, No. 2, 274-290 (1990). Reviewer: T.Nakazi MSC: 47A66 PDFBibTeX XMLCite \textit{S. J. Szarek}, J. Funct. Anal. 89, No. 2, 274--290 (1990; Zbl 0697.47015) Full Text: DOI
Bhatia, Rajendra; Kittaneh, Fuad Norm inequalities for partitioned operators and an application. (English) Zbl 0688.47005 Math. Ann. 287, No. 4, 719-726 (1990). Reviewer: R.Bhatia MSC: 47A30 PDFBibTeX XMLCite \textit{R. Bhatia} and \textit{F. Kittaneh}, Math. Ann. 287, No. 4, 719--726 (1990; Zbl 0688.47005) Full Text: DOI EuDML
Martín-Peinador, E. Some summability properties of operators on a separable Banach space. (English) Zbl 0687.47013 Arch. Math. 55, No. 6, 584-587 (1990). Reviewer: E.Martín-Peinador MSC: 47B10 PDFBibTeX XMLCite \textit{E. Martín-Peinador}, Arch. Math. 55, No. 6, 584--587 (1990; Zbl 0687.47013) Full Text: DOI
Arazy, Jonathan; Fisher, Stephen D.; Janson, Svante; Peetre, Jaak An identity for reproducing kernels in a planar domain and Hilbert- Schmidt Hankel operators. (English) Zbl 0686.47023 J. Reine Angew. Math. 406, 179-199 (1990). Reviewer: S.Janson MSC: 47B35 46E20 46J15 PDFBibTeX XMLCite \textit{J. Arazy} et al., J. Reine Angew. Math. 406, 179--199 (1990; Zbl 0686.47023) Full Text: Crelle EuDML
Avetisyan, P. S. Solvability of a resolvent equation. (English. Russian original) Zbl 0753.35023 Sov. J. Contemp. Math. Anal., Arm. Acad. Sci. 25, No. 6, 91-94 (1990); translation from Izv. Akad. Nauk Arm. SSR, Mat. 25, No. 6, 594-597 (1990). Reviewer: M.Šilhavy MSC: 35J15 35A08 PDFBibTeX XMLCite \textit{P. S. Avetisyan}, Sov. J. Contemp. Math. Anal., Arm. Acad. Sci. 25, No. 6, 91--94 (1990; Zbl 0753.35023); translation from Izv. Akad. Nauk Arm. SSR, Mat. 25, No. 6, 594--597 (1990)
Pietsch, Albrecht Sequences of ideal norms. (English) Zbl 0776.47009 Note Mat. 10, Suppl. 2, 411-441 (1990). MSC: 47B06 47B10 46B20 PDFBibTeX XML
Sagher, Yoram; Siadat, M. Vali; Zhou, Kecheng Norm inequalities for integral operators on cones. (English) Zbl 0767.47014 Colloq. Math. 60/61, No. 1, 77-92 (1990). Reviewer: L.Pick (Praha) MSC: 47B38 47G10 47A30 26D10 PDFBibTeX XMLCite \textit{Y. Sagher} et al., Colloq. Math. 60/61, No. 1, 77--92 (1990; Zbl 0767.47014) Full Text: DOI
Mathes, D. Benjamin On invariant operator ranges of abelian strictly cyclic algebras. (English) Zbl 0745.47022 J. Oper. Theory 23, No. 2, 293-300 (1990). MSC: 47C05 47L30 PDFBibTeX XMLCite \textit{D. B. Mathes}, J. Oper. Theory 23, No. 2, 293--300 (1990; Zbl 0745.47022)
Birman, M. Sh.; Solomyak, M. Z. Estimates for the difference of fractional powers of selfadjoint operators in the case of unbounded perturbations. (English. Russian original) Zbl 0784.47011 J. Sov. Math. 61, No. 2, 2018-2035 (1992); translation from Zap. Nauchn. Semin. Leningr. Otd. Mat. Inst. Steklova 178, 120-145 (1989). MSC: 47A30 47A60 47B47 47B25 PDFBibTeX XMLCite \textit{M. Sh. Birman} and \textit{M. Z. Solomyak}, J. Sov. Math. 61, No. 2, 1 (1989; Zbl 0784.47011); translation from Zap. Nauchn. Semin. Leningr. Otd. Mat. Inst. Steklova 178, 120--145 (1989) Full Text: DOI
Huang, Ziping A multi-grid algorithm for mixed problems with penalty. (English) Zbl 0696.73043 Bochum: Univ. Bochum, Abt. f. Math., Diss. 30 S. (1989). Reviewer: U.Langer MSC: 74S30 65N30 65N22 74K20 PDFBibTeX XMLCite \textit{Z. Huang}, A multi-grid algorithm for mixed problems with penalty. Bochum: Univ. Bochum, Abt. f. Math. (1989; Zbl 0696.73043)
Martin, Mircea; Putinar, Mihai Lectures on hyponormal operators. (English) Zbl 0684.47018 Operator Theory: Advances and Applications, 39. Basel: Birkhäuser Verlag. 304 p. sFr. 108.00; DM 128.00 (1989). Reviewer: G.Garske MSC: 47B20 47Gxx 47A40 47-02 47A15 47A55 47A10 PDFBibTeX XMLCite \textit{M. Martin} and \textit{M. Putinar}, Lectures on hyponormal operators. Basel: Birkhäuser Verlag (1989; Zbl 0684.47018)
Kokilashvili, V. M. On fractional integrals on curves. (English. Russian original) Zbl 0734.42004 Sov. Math., Dokl. 39, No. 2, 251-252 (1989); translation from Dokl. Akad. Nauk SSSR 305, No. 1, 33-35 (1989). Reviewer: S.G.Samko (Rostov-na-Donu) MSC: 42A50 26A33 47B38 PDFBibTeX XMLCite \textit{V. M. Kokilashvili}, Sov. Math., Dokl. 39, No. 2, 251--252 (1989; Zbl 0734.42004); translation from Dokl. Akad. Nauk SSSR 305, No. 1, 33--35 (1989)
Ha, Ki Sik; Jung, Jong Soo Convergence theorems for accretive operators in Banach spaces. (English) Zbl 0715.47036 Differential equations and applications, Proc. Int. Conf., Columbus/OH (USA) 1988, Vol. I, 398-401 (1989). MSC: 47H05 47J05 PDFBibTeX XML