Loi, N. H. On the equiconvergence of the Riesz means for the functions from the class \(L^ s_ 2\). (English) Zbl 0769.46020 Ann. Univ. Sci. Budap. Rolando Eötvös, Sect. Math. 32, 203-208 (1989). MSC: 46E30 46B15 PDFBibTeX XMLCite \textit{N. H. Loi}, Ann. Univ. Sci. Budap. Rolando Eötvös, Sect. Math. 32, 203--208 (1989; Zbl 0769.46020)
Mohamed, M. I. Spectral properties of elliptic operators with eigen parameters in boundary condition. (English) Zbl 0846.35092 J. Inst. Math. Comput. Sci., Math. Ser. 2, No. 2, 243-249 (1989). MSC: 35P05 35J25 PDFBibTeX XMLCite \textit{M. I. Mohamed}, J. Inst. Math. Comput. Sci., Math. Ser. 2, No. 2, 243--249 (1989; Zbl 0846.35092)
Allakhverdiev, B. P.; Bajramov, Eh. M. Completeness of the eigenvectors and adjoint vectors of a nonself-adjoint second order difference operator. (Russian) Zbl 0825.47007 Spektr. Teor. Oper. Prilozh. 9, 42-49 (1989). MSC: 47B39 39A70 47A70 47B25 47B44 PDFBibTeX XMLCite \textit{B. P. Allakhverdiev} and \textit{Eh. M. Bajramov}, Spektr. Teor. Oper. Prilozh. 9, 42--49 (1989; Zbl 0825.47007)
Winiarska, Teresa Eigenvalues and eigenspaces with a parameter. (English) Zbl 0759.35031 Bull. Pol. Acad. Sci., Math. 37, No. 1-6, 151-156 (1989). MSC: 35P05 47A10 PDFBibTeX XMLCite \textit{T. Winiarska}, Bull. Pol. Acad. Sci., Math. 37, No. 1--6, 151--156 (1989; Zbl 0759.35031)
Kuliev, N. G. Spectral analysis of the non-selfadjoint Dirac canonical operator with increasing coefficients. (Russian) Zbl 0824.47039 Linear operators and their applications, Themat. Collect. Sci. Works, Baku, 40-45 (1989). MSC: 47E05 47A10 PDFBibTeX XMLCite \textit{N. G. Kuliev}, in: Linejnye operatory i ikh prilozheniya. Tematicheskij sbornik nauchnykh trudov. Baku: Izdatel'stvo Azerbajdzhanskogo Universiteta. 40--45 (1989; Zbl 0824.47039)
Veliev, M. B. On the spectrum and resolvent of non-selfadjoint multichannel systems with non-zero inner energies. (Russian) Zbl 0756.34081 Linear operators and their applications, Themat. Collect. Sci. Works, Baku, 26-31 (1989). Reviewer: Z.G.Sheftel’ (Chernigov) MSC: 34L05 34L30 34B15 PDFBibTeX XMLCite \textit{M. B. Veliev}, in: Linejnye operatory i ikh prilozheniya. Tematicheskij sbornik nauchnykh trudov. Baku: Izdatel'stvo Azerbajdzhanskogo Universiteta. 26--31 (1989; Zbl 0756.34081)
Li, Wen Ming Selfadjoint domains of symmetric differential operators with two singular end points. (Chinese. English summary) Zbl 1332.47021 J. Inn. Mong. Univ. 20, No. 3, 291-298 (1989). MSC: 47E05 47B25 PDFBibTeX XMLCite \textit{W. M. Li}, J. Inn. Mong. Univ. 20, No. 3, 291--298 (1989; Zbl 1332.47021)
Kodaka, Kazunori A diffeomorphism of an irrational rotation \(C^*\)-algebra by a nongeneric rotation. (English) Zbl 1328.46050 Aoki, Nobuo (ed.), The study of dynamical systems. Papers from the conference, held in Kyoto, Japan, February 1-4, 1989. Singapore: World Scientific Publishing (ISBN 981-02-0040-4). World Sci. Adv. Ser. Dyn. Syst. 7, 140-148 (1989). MSC: 46L40 46L80 PDFBibTeX XMLCite \textit{K. Kodaka}, World Sci. Adv. Ser. Dyn. Syst. 7, 140--148 (1989; Zbl 1328.46050)
Kuperin, Yu. A.; Makarov, K. A.; Mel’nikov, Yu. B. The operator method for excluding forbidden states. (Russian. English summary) Zbl 1268.81074 Vestn. Leningrad. Univ., Ser. 4, Fiz. Khim. 1989, No. 3, 78-81 (1989). MSC: 81Q10 81U10 PDFBibTeX XMLCite \textit{Yu. A. Kuperin} et al., Vestn. Leningrad. Univ., Ser. 4, Fiz. Khim. 1989, No. 3, 78--81 (1989; Zbl 1268.81074)
Filippenko, V. I. On the spectrum of binomial differential operators in the space of vector-functions. (Russian) Zbl 0823.47042 Funkts. Anal. 29, 122-128 (1989). MSC: 47E05 34L05 PDFBibTeX XMLCite \textit{V. I. Filippenko}, Funkts. Anal. 29, 122--128 (1989; Zbl 0823.47042)
Kruglikova, O. P. Generalized resolvents and spectral functions of a contraction of the minimal differentiation operator. (Russian) Zbl 0737.47003 Funkts. Anal. 29, 95-102 (1989). Reviewer: R.C.Gilbert (Fullerton) MSC: 47A10 47E05 47A20 47B25 34B05 PDFBibTeX XMLCite \textit{O. P. Kruglikova}, Funkts. Anal. 29, 95--102 (1989; Zbl 0737.47003)
Karadzhov, Georgi E. Uniform asymptotics of the spectral function for a perturbed harmonic oscillator and equiconvergence of series with respect to the eigenfunctions. (Russian. English summary) Zbl 0811.47051 God. Sofij. Univ., Fak. Mat. Inform. 83, No. 1, 51-65 (1989). MSC: 47G30 47A70 35S05 PDFBibTeX XMLCite \textit{G. E. Karadzhov}, God. Sofiĭ. Univ., Fak. Mat. Inform. 83, No. 1, 51--65 (1989; Zbl 0811.47051)
Satybaldiev, O. S. On completeness of the system of root subspaces of a higher order non- selfadjoint operator of the Schrödinger type. (Russian) Zbl 0792.47019 Gol’tser, Ya. M. (ed.), Studies on differential equations and their applications. Alma-Ata: Kazakhskij Pedagogicheskij Institut Im. Abaya, 22-26 (1989). MSC: 47A70 47B25 47F05 PDFBibTeX XMLCite \textit{O. S. Satybaldiev}, in: Исследования по дифференциальным уравнениям и их приложения. Alma-Ata: Kazakhskij Pedagogicheskij Institut Im. Abaya. 22--26 (1989; Zbl 0792.47019)
Amrein, W. O.; Boutet de Monvel-Berthier, A. M.; Georgescu, V. On Mourre’s approach to spectral theory. (English) Zbl 0791.47026 Helv. Phys. Acta 62, No. 1, 1-20 (1989). MSC: 47B25 81Q10 47N50 PDFBibTeX XMLCite \textit{W. O. Amrein} et al., Helv. Phys. Acta 62, No. 1, 1--20 (1989; Zbl 0791.47026)
Zaki, Adel M. Primal ideals and tensor product of \(C^*\)-algebras. (English) Zbl 0824.46066 Bull. Fac. Sci., C, Math., Assiut Univ. 18, No. 2, 1-10 (1989). MSC: 46L05 46L30 PDFBibTeX XMLCite \textit{A. M. Zaki}, Bull. Fac. Sci., C, Math., Assiut Univ. 18, No. 2, 1--10 (1989; Zbl 0824.46066)
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
Sidorov, A. M. Eigenvalues and eigenvectors of a perturbed operator. (English. Russian original) Zbl 0783.47029 J. Sov. Math. 61, No. 6, 2476-2480 (1992); translation from Issled. Prikl. Mat. 16, 131-138 (1989). MSC: 47A75 47A10 47A55 PDFBibTeX XMLCite \textit{A. M. Sidorov}, J. Sov. Math. 61, No. 6, 1 (1989; Zbl 0783.47029); translation from Issled. Prikl. Mat. 16, 131--138 (1989) Full Text: DOI
Trunov, N. V. The spectral theorem. Textbook. (Spektral’naya teorema. Uchebnoe posobie.) (Russian) Zbl 0746.47010 Kazan’: Izdatel’stvo Kazanskogo Universiteta. 76 p. (1989). Reviewer: J.Lorenz (Berlin) MSC: 47B25 47-01 47B15 46L05 47A10 46C05 47A60 46-01 PDFBibTeX XMLCite \textit{N. V. Trunov}, Spektral'naya teorema. Uchebnoe posobie (Russian). Kazan': Izdatel'stvo Kazanskogo Universiteta (1989; Zbl 0746.47010)
[Kosaki, Hīdekī; Yoshida, Hiroaki; Matsumoto, Kengo; Saitô, Kazuyuki; Takahasi, Sin-ei; Hamachi, Toshihiro; Hiai, Fumio; Watatani, Yasuo] Theory of operator algebras and index theory. Proceedings of the symposium held at the Research Institute for Mathematical Sciences, Kyoto University, Kyoto (Japan), January 12-14, 1989. (Japanese, English) Zbl 0718.46021 RIMS Kokyuroku, 688. Kyoto: Kyoto University, Research Institute for Mathematical Sciences. ii, 109 p. (1989). MSC: 46Lxx 46-06 58J22 58-06 00B25 PDFBibTeX XMLCite Theory of operator algebras and index theory. Proceedings of the symposium held at the Research Institute for Mathematical Sciences, Kyoto University, Kyoto (Japan), January 12-14, 1989 (Japanese). Kyoto: Kyoto University, Research Institute for Mathematical Sciences (1989; Zbl 0718.46021)
Lobarev, I. V. Estimates of eigenvalues of a certain class of selfadjoint operators. Ed. by V. A. Tsetsokho. (Оценки собственных значений некоторого класса самосопряженных операторов.) (Russian) Zbl 0748.15018 Novosibirsk: Vychislitel’nyĭ Tsentr SO AN SSSR, 137 p. (1989). Reviewer: Leiba Rodman (Williamsburg) MSC: 15A42 45C05 47A75 15-02 47-02 45-02 45P05 47B07 47B35 PDFBibTeX XMLCite \textit{I. V. Lobarev}, Оценки собственных значений некоторого класса самосопряженных операторов (Russian). Ed. by V. A. Tsetsokho. Novosibirsk: Vychislitel'nyj Tsentr SO AN SSSR (1989; Zbl 0748.15018)
Kostrikin, A. I.; Manin, Yu. I. Linear algebra and geometry. Transl. from the 2nd Russian edition by M. E. Alferieff. (English) Zbl 0755.15002 Algebra, Logic and Applications. 1. New York etc.: Gordon & Breach Science Publishers. ix, 309 pp. (1989). MSC: 15-01 15A63 51N10 51N15 15A69 81Q10 81S10 11E81 15A66 53B35 15A03 PDFBibTeX XMLCite \textit{A. I. Kostrikin} and \textit{Yu. I. Manin}, Linear algebra and geometry. Transl. from the 2nd Russian edition by M. E. Alferieff. New York etc.: Gordon \&| Breach Science Publishers (1989; Zbl 0755.15002)
Kasparek, Andreas Über Kommutanten von symmetrischen Operatoren und \(O^*\)-Algebren und Erweiterungen von *-Darstellungen. (On commutants of symmetric operators and \(O^*\)-algebras and extensions of *-representations). (German) Zbl 0698.47032 Leipzig: Univ., Diss. A. 97 S. (1989). MSC: 47L60 47B25 47B47 PDFBibTeX XMLCite \textit{A. Kasparek}, Über Kommutanten von symmetrischen Operatoren und \(O^*\)-Algebren und Erweiterungen von *-Darstellungen. (On commutants of symmetric operators and \(O^*\)-algebras and extensions of *-representations). Leipzig: Univ. (1989; Zbl 0698.47032)
Kodaka, Kazunori Automorphisms, diffeomorphisms and strong Morita equivalence of irrational rotation \(C^*\)-algebras. (English) Zbl 0735.46045 Tokyo J. Math. 12, No. 2, 415-427 (1989). MSC: 46L55 46L40 PDFBibTeX XMLCite \textit{K. Kodaka}, Tokyo J. Math. 12, No. 2, 415--427 (1989; Zbl 0735.46045) Full Text: DOI
Zimmermann, Sabine On the accuracy of eigenvalue bounds for selfadjoint operators. (Über die Genauigkeit von Eigenwertschranken für selbstadjungierte Operatoren.) (German) Zbl 0697.65047 Clausthal: Techn. Univ., Math.-Naturwiss. Fak., Diss. 85 S. (1989). Reviewer: Sabine Zimmermann (Clausthal) MSC: 65J10 47A10 PDFBibTeX XMLCite \textit{S. Zimmermann}, Über die Genauigkeit von Eigenwertschranken für selbstadjungierte Operatoren. Clausthal: Techn. Univ., Math.-Naturwiss. Fak. (1989; Zbl 0697.65047)
Gadzhiev, G. A. Multiparameter spectral theory in Hilbert space. (Mnogoparametricheskaya spektral’naya teoriya v gil’bertovom prostranstve.) (Russian) Zbl 0696.34018 Baku: Izdatel’stvo Azerbajdzhanskogo Gosudarstvennogo Universiteta. 88 p. (1989). Reviewer: N.Vulchanov MSC: 34L99 47E05 35P05 PDFBibTeX XMLCite \textit{G. A. Gadzhiev}, Mnogoparametricheskaya spektral'naya teoriya v gil'bertovom prostranstve (Russian). Baku: Izdatel'stvo Azerbajdzhanskogo Gosudarstvennogo Universiteta (1989; Zbl 0696.34018)
Picard, Rainer Hilbert space approach to some classical transforms. (English) Zbl 0753.44002 Pitman Research Notes in Mathematics Series. 196. Harlow: Longman Scientific & Technical. New York: John Wiley & Sons, Inc. 203 p. (1989). Reviewer: F. Rühs (Freiberg) MSC: 44A05 44A10 42A38 44-02 34A25 45P05 45C05 44A15 PDFBibTeX XMLCite \textit{R. Picard}, Hilbert space approach to some classical transforms. Harlow: Longman Scientific \&| Technical; New York: John Wiley \&| Sons, Inc. (1989; Zbl 0753.44002)
Kreyszig, Erwin Introductory functional analysis with applications. Paperback edition. (English) Zbl 0706.46001 Wiley Classics Library. New York etc.: John Wiley & Sons. xiv, 688 p. £24.50 (1989). Reviewer: P.P.Zabreiko MSC: 46-01 47-01 47B15 47A10 PDFBibTeX XMLCite \textit{E. Kreyszig}, Introductory functional analysis with applications. Paperback edition. New York etc.: John Wiley \&| Sons (1989; Zbl 0706.46001)
Steinig, Bernhard Remarks on the essential maximality of linear partial differential operators. (English) Zbl 0699.47033 Berlin: FU Berlin, Diss. 73 S. (1989). Reviewer: P.A.McCoy MSC: 47F05 47B25 PDFBibTeX XMLCite \textit{B. Steinig}, Remarks on the essential maximality of linear partial differential operators. Berlin: FU Berlin (1989; Zbl 0699.47033)
Eastham, M. S. P. The asymptotic solution of linear differential systems. Applications of the Levinson theorem. (English) Zbl 0674.34045 London Mathematical Society Monographs, New Series, 4. Oxford: Clarendon Press. x, 241 p. £30.00 (1989). Reviewer: P.A.Bois MSC: 34E05 34-02 PDFBibTeX XMLCite \textit{M. S. P. Eastham}, The asymptotic solution of linear differential systems. Applications of the Levinson theorem. Oxford: Clarendon Press (1989; Zbl 0674.34045)
Edmunds, D. E.; Evans, W. D. Spectral theory and differential operators. Paperback ed. (English) Zbl 0664.47014 Oxford Mathematical Monographs. Oxford: Clarendon Press. xvi, 574 p. £25.00 (1989). MSC: 47B25 47-02 47F05 47E05 46E35 47A53 47B40 47B10 47A10 PDFBibTeX XMLCite \textit{D. E. Edmunds} and \textit{W. D. Evans}, Spectral theory and differential operators. Paperback ed. Oxford: Clarendon Press (1989; Zbl 0664.47014)
Conca, C.; Planchard, J.; Vanninathan, M. Existence and location of eigenvalues for fluid-solid structures. (English) Zbl 0734.73063 Comput. Methods Appl. Mech. Eng. 77, No. 3, 253-291 (1989). Reviewer: W.Velte (Würzburg) MSC: 74F10 74H45 35P99 PDFBibTeX XMLCite \textit{C. Conca} et al., Comput. Methods Appl. Mech. Eng. 77, No. 3, 253--291 (1989; Zbl 0734.73063) Full Text: DOI
Fal’kovich, I. M. Behavior of lower eigen-values of self-adjoint operators with a parameter. (Russian) Zbl 0734.47014 Dokl., Akad. Nauk Arm. SSR 89, No. 5, 195-198 (1989). Reviewer: T.Reginska (Warszawa) MSC: 47B25 47A10 47A55 PDFBibTeX XMLCite \textit{I. M. Fal'kovich}, Dokl., Akad. Nauk Arm. SSR 89, No. 5, 195--198 (1989; Zbl 0734.47014)
Kodaka, Kazunori Automorphisms of unital \(C^*\)-algebras which are strongly Morita equivalent to irrational rotation \(C^*\)-algebras. (English) Zbl 0734.46039 Tokyo J. Math. 12, No. 1, 175-179 (1989). MSC: 46L55 46L40 PDFBibTeX XMLCite \textit{K. Kodaka}, Tokyo J. Math. 12, No. 1, 175--179 (1989; Zbl 0734.46039) Full Text: DOI
Kusraev, A. G.; Malyugin, S. A. On the vector moment problem. (Russian) Zbl 0734.44006 Optimizatsiya 45(62), 99-107 (1989). Reviewer: A.L.Brodskij (Severodonetsk) MSC: 44A60 47A68 46G12 PDFBibTeX XMLCite \textit{A. G. Kusraev} and \textit{S. A. Malyugin}, Optimizatsiya 45(62), 99--107 (1989; Zbl 0734.44006)
Dittrich, J.; Exner, P.; Šeba, P. Dirac Hamiltonian with contact interaction on a sphere. (English) Zbl 0734.35099 Schrödinger operators, standard and non-standard, Proc. Conf., Dubna/USSR 1988, 191-204 (1989). MSC: 35Q40 81Q10 35P05 PDFBibTeX XML
Kurasov, Pavel Three one-dimensional bosons with an internal structure. (English) Zbl 0734.35093 Schrödinger operators, standard and non-standard, Proc. Conf., Dubna/USSR 1988, 167-188 (1989). MSC: 35Q40 35P25 81U10 81Q10 PDFBibTeX XML
Vugalter, S. A.; Zhislin, G. M. On the discrete spectrum of atoms and molecules. (English) Zbl 0734.35060 Schrödinger operators, standard and non-standard, Proc. Conf., Dubna/USSR 1988, 29-40 (1989). MSC: 35P15 81Q10 PDFBibTeX XML
Shermatov, Mamarajab H. Point interaction of a three-particle system. (English) Zbl 0734.35057 Schrödinger operators, standard and non-standard, Proc. Conf., Dubna/USSR 1988, 407-409 (1989). MSC: 35P05 81Q10 35Q40 PDFBibTeX XML
Mikityuk, Ya. V. On the singular spectrum for selfadjoint operators. (English. Russian original) Zbl 0733.47025 Sov. Math., Dokl. 38, No. 3, 472-475 (1989); translation from Dokl. Akad. Nauk SSSR 303, No. 1, 33-36 (1988). MSC: 47B25 47B38 47A55 47A10 PDFBibTeX XMLCite \textit{Ya. V. Mikityuk}, Sov. Math., Dokl. 38, No. 3, 472--475 (1989; Zbl 0733.47025); translation from Dokl. Akad. Nauk SSSR 303, No. 1, 33--36 (1988)
Sidorov, A. M. Eigenvalues and eigenvectors of a perturbed operator. (Russian) Zbl 0732.47020 Issled. Prikl. Mat. 16, 131-138 (1989). Reviewer: J.Appell (Würzburg) MSC: 47A75 47A10 47A55 PDFBibTeX XMLCite \textit{A. M. Sidorov}, Issled. Prikl. Mat. 16, 131--138 (1989; Zbl 0732.47020) Full Text: EuDML
Gevorkyan, L. Z. Eigen-function expansion of a non self-adjoint operator. An illustrative example. (Russian) Zbl 0732.47018 Dokl., Akad. Nauk Arm. SSR 89, No. 1, 14-18 (1989). Reviewer: S.Aliou Lo (Dakar) MSC: 47A70 PDFBibTeX XMLCite \textit{L. Z. Gevorkyan}, Dokl., Akad. Nauk Arm. SSR 89, No. 1, 14--18 (1989; Zbl 0732.47018)
Arlinskij, Yu. M.; Kaplan, V. L. On self-adjoint biextensions in rigged Hilbert spaces. (Russian) Zbl 0732.47010 Funkts. Anal. 29, 11-19 (1989). Reviewer: S.Aliou Lo (Dakar) MSC: 47A20 47A70 PDFBibTeX XMLCite \textit{Yu. M. Arlinskij} and \textit{V. L. Kaplan}, Funkts. Anal. 29, 11--19 (1989; Zbl 0732.47010)
Hunziker, W. Introduction to N-body Schrödinger operators. (English) Zbl 0732.35061 Schrödinger operators, Proc. Nord. Summer Sch. Math., Sandbjerg Slot, Sønderborg/Denmark 1988, Lect. Notes Phys. 345, 207-217 (1989). Reviewer: V.Ya.Ivrij (Palaiseau) MSC: 35P25 35J10 47B25 81Q15 81Q10 PDFBibTeX XML
Pedersen, Gert K. Analysis now. (English) Zbl 0668.46002 Graduate Texts in Mathematics, 118. New York etc.: Springer-Verlag. xiv, 277 p. DM 98.00 (1989). Reviewer: P.Zabrejko MSC: 46-02 47-02 46B03 47B25 46C05 47B10 46E30 28A25 PDFBibTeX XMLCite \textit{G. K. Pedersen}, Analysis now. New York etc.: Springer-Verlag (1989; Zbl 0668.46002)
Il’yazova, D. Z. Generalized resolvents and positive spectral functions for an infinite- dimensional analog of Krejn-Feller’s differentiation operator. (Russian) Zbl 0729.47021 Funkts. Anal. 29, 62-67 (1989). Reviewer: N.L.Vasilevskij (Odessa) MSC: 47B25 47B38 47F05 PDFBibTeX XMLCite \textit{D. Z. Il'yazova}, Funkts. Anal. 29, 62--67 (1989; Zbl 0729.47021)
Malamud, Mark Boundary problems for Hermitian operators with spectral gaps. (English) Zbl 0729.47004 Schrödinger operators, standard and non-standard, Proc. Conf., Dubna/USSR 1988, 391-392 (1989). MSC: 47A20 47A10 PDFBibTeX XML
Allakhverdiev, B. P.; Bajramov, Eh. M. On the spectral theory of a system of not self-adjoint difference operators of first order. (Russian. English summary) Zbl 0728.47026 Izv. Akad. Nauk Az. SSR, Ser. Fiz.-Tekh. Mat. Nauk 1989, No. 1, 21-25 (1989). MSC: 47B39 47B44 47A70 47A20 47B25 47E05 PDFBibTeX XMLCite \textit{B. P. Allakhverdiev} and \textit{Eh. M. Bajramov}, Izv. Akad. Nauk Az. SSR, Ser. Fiz.-Tekh. Mat. Nauk 1989, No. 1, 21--25 (1989; Zbl 0728.47026)
Kuksin, S. B. Reducible variational equations and the perturbation of invariant tori of Hamiltonian systems. (English. Russian original) Zbl 0727.58017 Math. Notes 45, No. 5, 373-381 (1989); translation from Mat. Zametki 45, No. 5, 38-49 (1989). MSC: 37J99 37J40 PDFBibTeX XMLCite \textit{S. B. Kuksin}, Math. Notes 45, No. 5, 373--381 (1989; Zbl 0727.58017); translation from Mat. Zametki 45, No. 5, 38--49 (1989) Full Text: DOI
Bochenek, Jan An inverse spectral problem for linear operators in Hilbert space. (English) Zbl 0727.47008 Demonstr. Math. 22, No. 4, 997-1005 (1989). Reviewer: V.Wrobel (Kiel) MSC: 47A75 47A10 47A55 PDFBibTeX XMLCite \textit{J. Bochenek}, Demonstr. Math. 22, No. 4, 997--1005 (1989; Zbl 0727.47008) Full Text: DOI
Rofe-Beketov, F. S. A remark in connection with a multidimensional generalization of H.Weyl’s theorem on self-adjointness. (Russian) Zbl 0726.47034 Teor. Funkts., Funkts. Anal. Prilozh. 52, 88-90 (1989). Reviewer: L.P.Lebedev (Rostov-na-Donu) MSC: 47F05 47B25 35J15 PDFBibTeX XMLCite \textit{F. S. Rofe-Beketov}, Teor. Funkts. Funkts. Anal. Prilozh. 52, 88--90 (1989; Zbl 0726.47034)
Luo, Yaohu The root property on a class of discrete spectral operators. (Chinese) Zbl 0725.47031 Acta Math. Sin. 32, No. 4, 556-563 (1989). Reviewer: Dian-zhou Zhang (Shanghai) MSC: 47B40 47B25 PDFBibTeX XMLCite \textit{Y. Luo}, Acta Math. Sin. 32, No. 4, 556--563 (1989; Zbl 0725.47031)
Trlifaj, Ladislav The Darboux and Abraham-Moses transformations of the one-dimensional periodic Schrödinger equation and inverse problems. (English) Zbl 0725.34101 Inverse Probl. 5, No. 6, 1145-1155 (1989). MSC: 34L40 34A55 81Q10 34C20 PDFBibTeX XMLCite \textit{L. Trlifaj}, Inverse Probl. 5, No. 6, 1145--1155 (1989; Zbl 0725.34101) Full Text: DOI
Sohrab, Houshang H. Fredholm theory of pseudodifferential \(C^*\)-algebras on noncompact Riemannian manifolds. (English) Zbl 0723.47045 Differential equations and applications, Proc. Int. Conf., Columbus/OH (USA) 1988, Vol. II, 416-422 (1989). MSC: 47G30 46L05 47A53 58J40 35S05 PDFBibTeX XML
Davidson, Kenneth R.; Harrison, Kenneth J. Distance formulae for subspace lattices. (English) Zbl 0723.47003 J. Lond. Math. Soc., II. Ser. 39, No. 2, 309-323 (1989). Reviewer: H.P.Rogosinski (Swansea) MSC: 47A15 47L30 PDFBibTeX XMLCite \textit{K. R. Davidson} and \textit{K. J. Harrison}, J. Lond. Math. Soc., II. Ser. 39, No. 2, 309--323 (1989; Zbl 0723.47003) Full Text: DOI
Albeverio, Sergio; Høegh-Krohn, Raphael; Iwata, Koichiro Covariant Markovian random fields in four space-time dimensions with nonlinear electromagnetic interaction. (English) Zbl 0722.60044 Applications of self-adjoint extensions in quantum physics, Proc. Conf., Dubna/USSR 1987, Lect. Notes Phys. 324, 69-83 (1989). MSC: 60G60 60J25 81Q10 PDFBibTeX XML
Konstantinov, A. Yu. A generalization of the Pearson theorem. (Russian) Zbl 0722.47014 Application of methods of functional analysis to mathematical physics, Collect. Sci. Works, Kiev, 54-60 (1989). MSC: 47A40 PDFBibTeX XML
Isac, G. The numerical range theory and boundedness of solutions of the complementarity problem. (English) Zbl 0722.47008 J. Math. Anal. Appl. 143, No. 1, 235-251 (1989). Reviewer: M.Kutkut (Jeddah) MSC: 47A12 47J25 47L07 49J27 PDFBibTeX XMLCite \textit{G. Isac}, J. Math. Anal. Appl. 143, No. 1, 235--251 (1989; Zbl 0722.47008) Full Text: DOI
Rozenblyum, G. V. Angular asymptotics of the spectra of operators, close to normal ones. (English. Russian original) Zbl 0722.47007 J. Sov. Math. 45, No. 3, 1250-1261 (1989); translation from Probl. Mat. Anal. 10, 180-195 (1986). MSC: 47A10 47F05 47G30 35J99 35P20 PDFBibTeX XMLCite \textit{G. V. Rozenblyum}, J. Sov. Math. 45, No. 3, 1250--1261 (1989; Zbl 0722.47007); translation from Probl. Mat. Anal. 10, 180--195 (1986) Full Text: DOI
Fodchuk, O. V. The variational-gradient method for equations with an unbounded operator. (Russian) Zbl 0721.47020 Asymptotic methods in problems of mathematical physics, Collect. Sci. Works, Kiev, 141-148 (1989). Reviewer: N.Bozhinov (Sofia) MSC: 47A50 PDFBibTeX XML
Stochel, Jan; Szafraniec, Franciszek H. On normal extensions of unbounded operators. III: Spectral properties. (English) Zbl 0721.47009 Publ. Res. Inst. Math. Sci. 25, No. 1, 105-139 (1989). Reviewer: T.Nakazi (Sapporo) MSC: 47A20 47B25 47B20 PDFBibTeX XMLCite \textit{J. Stochel} and \textit{F. H. Szafraniec}, Publ. Res. Inst. Math. Sci. 25, No. 1, 105--139 (1989; Zbl 0721.47009) Full Text: DOI
Ichinose, Takashi Essential selfadjointness of the Weyl quantized relativistic Hamiltonian. (English) Zbl 0721.35059 Ann. Inst. Henri Poincaré, Phys. Théor. 51, No. 3, 265-297 (1989). Reviewer: T.A.Dzhangveladze (Tbilisi) MSC: 35Q40 81Q10 PDFBibTeX XMLCite \textit{T. Ichinose}, Ann. Inst. Henri Poincaré, Phys. Théor. 51, No. 3, 265--297 (1989; Zbl 0721.35059) Full Text: Numdam EuDML
Makhmudov, A. P.; Aliev, Z. S. Nondifferentiable perturbations of spectral problems for a pair of selfadjoint operators, and global bifurcation. (English. Russian original) Zbl 0719.47049 Sov. Math., Dokl. 38, No. 1, 122-126 (1989); translation from Dokl. Akad. Nauk SSSR 301, No. 3, 551-554 (1988). Reviewer: D.Polisevski (Bucureşti) MSC: 47J10 47J05 58E07 PDFBibTeX XMLCite \textit{A. P. Makhmudov} and \textit{Z. S. Aliev}, Sov. Math., Dokl. 38, No. 1, 122--126 (1989; Zbl 0719.47049); translation from Dokl. Akad. Nauk SSSR 301, No. 3, 551--554 (1988)
Saiti, Naim I. A note on Dirac operators. (English) Zbl 0719.47032 Mat. Vesn. 41, No. 4, 259-261 (1989). MSC: 47F05 47B25 PDFBibTeX XMLCite \textit{N. I. Saiti}, Mat. Vesn. 41, No. 4, 259--261 (1989; Zbl 0719.47032)
Bennett, Donna Marie An extension of Rellich’s inequality. (English) Zbl 0719.47030 Proc. Am. Math. Soc. 106, No. 4, 987-993 (1989). MSC: 47F05 35J10 35P15 26D10 47B25 PDFBibTeX XMLCite \textit{D. M. Bennett}, Proc. Am. Math. Soc. 106, No. 4, 987--993 (1989; Zbl 0719.47030) Full Text: DOI
Dvurečenskij, Anatolij; Pulmannová, Sylvia Type II joint distribution and compatibility of observables. (English) Zbl 0718.46050 Demonstr. Math. 22, No. 2, 479-497 (1989). Reviewer: C.M.Edwards (Oxford) MSC: 46L60 46N50 81P05 PDFBibTeX XMLCite \textit{A. Dvurečenskij} and \textit{S. Pulmannová}, Demonstr. Math. 22, No. 2, 479--497 (1989; Zbl 0718.46050)
Maeda, Shuichiro Probability measures on projections in von Neumann algebras. (English) Zbl 0718.46046 Rev. Math. Phys. 1, No. 2-3, 235-290 (1989). Reviewer: J.C.Rho (Seoul) MSC: 46L51 46L53 46L54 46L60 PDFBibTeX XMLCite \textit{S. Maeda}, Rev. Math. Phys. 1, No. 2--3, 235--290 (1989; Zbl 0718.46046) Full Text: DOI
Cecchini, Carlo; Petz, Dénez On the fixed point algebras for \(\phi\)-conditional expectations in von Neumann algebras. (English) Zbl 0718.46039 Stud. Sci. Math. Hung. 24, No. 2-3, 133-137 (1989). Reviewer: V.Chilin (Tashkent) MSC: 46L51 46L53 46L54 46L30 PDFBibTeX XMLCite \textit{C. Cecchini} and \textit{D. Petz}, Stud. Sci. Math. Hung. 24, No. 2--3, 133--137 (1989; Zbl 0718.46039)
Fan, Haitao; Pu, Fucho; Zhao, Baoheng Quantum inverse scattering method for the nonlinear Schrödinger model of fermions with attractive interaction. (English) Zbl 0718.35089 J. Phys. A, Math. Gen. 22, No. 22, 4835-4851 (1989). MSC: 35Q55 35P25 81Q10 PDFBibTeX XMLCite \textit{H. Fan} et al., J. Phys. A, Math. Gen. 22, No. 22, 4835--4851 (1989; Zbl 0718.35089) Full Text: DOI
Arutyunyan, T. N. Asymptotic form of Weyl-Titchmarsh function and the inverse problem for Dirac’s system. (English. Russian original) Zbl 0718.34086 Sov. J. Contemp. Math. Anal., Arm. Acad. Sci. 24, No. 4, 15-24 (1989); translation from Izv. Akad. Nauk Arm. SSR, Mat. 24, No. 4, 327-336 (1989). MSC: 34E99 PDFBibTeX XMLCite \textit{T. N. Arutyunyan}, Sov. J. Contemp. Math. Anal., Arm. Acad. Sci. 24, No. 4, 15--24 (1989; Zbl 0718.34086); translation from Izv. Akad. Nauk Arm. SSR, Mat. 24, No. 4, 327--336 (1989)
Power, Stephen Infinite tensor products of upper triangular matrix algebras. (English) Zbl 0717.46047 Math. Scand. 65, No. 2, 291-307 (1989). Reviewer: J.B.Cooper MSC: 46L05 46M05 46L40 47A66 PDFBibTeX XMLCite \textit{S. Power}, Math. Scand. 65, No. 2, 291--307 (1989; Zbl 0717.46047) Full Text: DOI EuDML
Jensen, Arne High energy resolvent estimates for generalized many-body Schrödinger operators. (English) Zbl 0717.35066 Publ. Res. Inst. Math. Sci. 25, No. 1, 155-167 (1989). Reviewer: H.Yamagata MSC: 35P99 81Q10 35J10 PDFBibTeX XMLCite \textit{A. Jensen}, Publ. Res. Inst. Math. Sci. 25, No. 1, 155--167 (1989; Zbl 0717.35066) Full Text: DOI
Meirovitch, L.; Norris, M. A. Control of distributed structures with small nonproportional damping. (English) Zbl 0716.73065 J. Guid. Control Dyn. 12, No. 6, 930-932 (1989). MSC: 74M05 74H45 93B60 93B05 93B35 PDFBibTeX XMLCite \textit{L. Meirovitch} and \textit{M. A. Norris}, J. Guid. Control Dyn. 12, No. 6, 930--932 (1989; Zbl 0716.73065) Full Text: DOI
Majewski, Władysław A. Return to equilibrium and stability of dynamics (semigroup dynamics case). (English) Zbl 0716.47038 J. Stat. Phys. 55, No. 1-2, 417-433 (1989). MSC: 47N55 46N55 82B10 47A40 46L55 47D06 46L60 PDFBibTeX XMLCite \textit{W. A. Majewski}, J. Stat. Phys. 55, No. 1--2, 417--433 (1989; Zbl 0716.47038) Full Text: DOI
Schröder, Manfred On the Laplace operator with non-local boundary conditions and Bose condensation. (English) Zbl 0716.35059 Rep. Math. Phys. 27, No. 2, 259-269 (1989). Reviewer: A.Martinez MSC: 35P20 81Q10 35J05 PDFBibTeX XMLCite \textit{M. Schröder}, Rep. Math. Phys. 27, No. 2, 259--269 (1989; Zbl 0716.35059) Full Text: DOI
Derkach, V. A.; Malamud, M. M. A class of Hermitian operator extensions and the Weyl function. (English. Russian original) Zbl 0715.47013 Sov. Math. 33, No. 5, 116-122 (1989); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 1989, No. 5(324), 71-75 (1989). Reviewer: L.Zsido MSC: 47B25 47A56 47A20 PDFBibTeX XMLCite \textit{V. A. Derkach} and \textit{M. M. Malamud}, Sov. Math. 33, No. 5, 116--122 (1989; Zbl 0715.47013); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 1989, No. 5(324), 71--75 (1989)
Figliolini, Franca; Guido, Daniele The Tomita operator for the free scalar field. (English) Zbl 0715.46049 Ann. Inst. Henri Poincaré, Phys. Théor. 51, No. 4, 419-435 (1989). MSC: 46N50 46L60 81T05 81S10 PDFBibTeX XMLCite \textit{F. Figliolini} and \textit{D. Guido}, Ann. Inst. Henri Poincaré, Phys. Théor. 51, No. 4, 419--435 (1989; Zbl 0715.46049) Full Text: Numdam EuDML
Seip, Kristian Curves of maximum modulus in coherent state representations. (English) Zbl 0715.46048 Ann. Inst. Henri Poincaré, Phys. Théor. 51, No. 4, 335-350 (1989). MSC: 46N50 46E15 81Q10 PDFBibTeX XMLCite \textit{K. Seip}, Ann. Inst. Henri Poincaré, Phys. Théor. 51, No. 4, 335--350 (1989; Zbl 0715.46048) Full Text: Numdam EuDML
Arveson, William Continuous analogues of Fock space. III: Singular states. (English) Zbl 0715.46040 J. Oper. Theory 22, No. 1, 165-205 (1989). Reviewer: H.Araki MSC: 46L99 46L30 46L55 46L05 PDFBibTeX XMLCite \textit{W. Arveson}, J. Oper. Theory 22, No. 1, 165--205 (1989; Zbl 0715.46040)
Jørgensen, Palle E. T.; Price, Geoffrey L. Index and second quantization. (English) Zbl 0715.46030 C. R. Math. Acad. Sci., Soc. R. Can. 11, No. 6, 243-248 (1989). Reviewer: V.Ya.Golodets MSC: 46L40 47L90 81S05 PDFBibTeX XMLCite \textit{P. E. T. Jørgensen} and \textit{G. L. Price}, C. R. Math. Acad. Sci., Soc. R. Can. 11, No. 6, 243--248 (1989; Zbl 0715.46030)
Jørgensen, Palle E. T.; Price, Geoffrey L. Index theory and quantization of boundary value problems. (English) Zbl 0715.46029 C. R. Math. Acad. Sci., Soc. R. Can. 11, No. 6, 237-242 (1989). Reviewer: V.Ya.Golodets MSC: 46L40 46L55 47A40 47L90 47B50 47N20 53D50 47D06 PDFBibTeX XMLCite \textit{P. E. T. Jørgensen} and \textit{G. L. Price}, C. R. Math. Acad. Sci., Soc. R. Can. 11, No. 6, 237--242 (1989; Zbl 0715.46029)
Sakabekov, A. Statement of the boundary conditions for a system of Boltzmann moment equations in a two-dimensional domain. (Russian) Zbl 0715.35066 Izv. Akad. Nauk Kaz. SSR, Ser. Fiz.-Mat. 1989, No. 3(148), 36-40 (1989). Reviewer: J.Janas MSC: 35Q35 35J45 PDFBibTeX XMLCite \textit{A. Sakabekov}, Izv. Akad. Nauk Kaz. SSR, Ser. Fiz.-Mat. 1989, No. 3(148), 36--40 (1989; Zbl 0715.35066)
Cheremnykh, E. V. Spectral decomposition of a perturbed differential operator. (English. Russian original) Zbl 0715.34134 Ukr. Math. J. 41, No. 8, 964-969 (1989); translation from Ukr. Mat. Zh. 41, No. 8, 1118-1123 (1989). MSC: 34L05 47E05 34L10 PDFBibTeX XMLCite \textit{E. V. Cheremnykh}, Ukr. Math. J. 41, No. 8, 964--969 (1989; Zbl 0715.34134); translation from Ukr. Mat. Zh. 41, No. 8, 1118--1123 (1989) Full Text: DOI
Karpeshina, Yu. E. A crack model in a plate. (English. Russian original) Zbl 0714.73064 J. Sov. Math. 45, No. 3, 1218-1229 (1989); translation from Probl. Mat. Anal. 10, 139-153 (1986). MSC: 74R99 74K20 47B38 47B25 PDFBibTeX XMLCite \textit{Yu. E. Karpeshina}, J. Sov. Math. 45, No. 3, 1218--1229 (1989; Zbl 0714.73064); translation from Probl. Mat. Anal. 10, 139--153 (1986) Full Text: DOI
Narnhofer, H.; Thirring, W. Quantum \(K\)-systems. (English) Zbl 0826.46060 Commun. Math. Phys. 125, No. 4, 565-577 (1989). MSC: 46L55 46N50 46L60 PDFBibTeX XMLCite \textit{H. Narnhofer} and \textit{W. Thirring}, Commun. Math. Phys. 125, No. 4, 565--577 (1989; Zbl 0826.46060) Full Text: DOI
Sun, Shanli Finite rank perturbation of selfadjoint and unitary operators. (English) Zbl 0714.47010 Northeast. Math. J. 5, No. 2, 211-220 (1989). MSC: 47A55 47B50 PDFBibTeX XMLCite \textit{S. Sun}, Northeast. Math. J. 5, No. 2, 211--220 (1989; Zbl 0714.47010)
Parthasarathy, K. R. A remark on spin correlations. (English) Zbl 0714.46049 Sankhyā, Ser. A 51, No. 2, 192-195 (1989). MSC: 46L51 46L53 46L54 81Q10 46N50 46L60 PDFBibTeX XMLCite \textit{K. R. Parthasarathy}, Sankhyā, Ser. A 51, No. 2, 192--195 (1989; Zbl 0714.46049)
Akemann, Charles A.; Anderson, Joel; Pedersen, Gert K. Approaching infinity in \(C^*\)-algebras. (English) Zbl 0714.46042 J. Oper. Theory 21, No. 2, 255-271 (1989). Reviewer: G.Corach MSC: 46L05 46L30 PDFBibTeX XMLCite \textit{C. A. Akemann} et al., J. Oper. Theory 21, No. 2, 255--271 (1989; Zbl 0714.46042)
Kokholm, Niels Jørgen Spectral analysis of perturbed multiplication operators occurring in polymerization chemistry. (English) Zbl 0714.45013 Journ. Équ. Dériv. Partielles, St.-Jean-De-Monts 1989, Exp. No. 19, 6 p. (1989). Reviewer: St.Zanfir MSC: 45K05 45C05 45M05 PDFBibTeX XML Full Text: Numdam EuDML
Balslev, E.; Skibsted, E. Resonance theory of two-body Schrödinger operators. (English) Zbl 0714.35063 Ann. Inst. Henri Poincaré, Phys. Théor. 51, No. 2, 129-154 (1989). Reviewer: D.Robert MSC: 35P25 81Q10 35J10 PDFBibTeX XMLCite \textit{E. Balslev} and \textit{E. Skibsted}, Ann. Inst. Henri Poincaré, Phys. Théor. 51, No. 2, 129--154 (1989; Zbl 0714.35063) Full Text: Numdam EuDML
Kutovoj, V. A. On some classes of boundary value problems for a Sturm-Liouville equation with an unbounded operator coefficient. (Russian) Zbl 0714.34095 Application of methods of functional analysis to mathematical physics, Collect. Sci. Works, Kiev, 61-66 (1989). MSC: 34G10 34B24 47E05 PDFBibTeX XML
Bunce, L. J.; Wright, J. D. Maitland Introduction to the K-theory of Jordan \(C^*\)-algebras. (English) Zbl 0713.46042 Q. J. Math., Oxf. II. Ser. 40, No. 160, 377-398 (1989). Reviewer: Sh.A.Ayupov MSC: 46L70 46L80 17C65 PDFBibTeX XMLCite \textit{L. J. Bunce} and \textit{J. D. M. Wright}, Q. J. Math., Oxf. II. Ser. 40, No. 160, 377--398 (1989; Zbl 0713.46042) Full Text: DOI
Abdel’Karim, A. A. On the eigenvalues of a non-selfadjoint operator of parabolic-hyperbolic type. (Russian) Zbl 0713.35065 Izv. Akad. Nauk UzSSR, Ser. Fiz.-Mat. Nauk 1989, No. 6, 61-62 (1989). Reviewer: A.Haimovici MSC: 35P20 35M10 PDFBibTeX XMLCite \textit{A. A. Abdel'Karim}, Izv. Akad. Nauk UzSSR, Ser. Fiz.-Mat. Nauk 1989, No. 6, 61--62 (1989; Zbl 0713.35065)
Kopachevskiĭ, N. D.; Kreĭn, S. G.; Ngo Zuj Kan Operator methods in hydrodynamics. Evolutionary and spectral problems. (Операторные методы в линейной гидродинамике. Ѐволюционные и спектральные задачи.) (Russian. English summary) Zbl 0681.76001 Moskva: Nauka. 416 p. R. 6.10 (1989). MSC: 76-02 76D05 35Q30 47N50 PDFBibTeX XMLCite \textit{N. D. Kopachevskiĭ} et al., Операторные методы в линейной гидродинамике. Ѐволюционные и спектральные задачи (Russian). Moskva: Nauka (1989; Zbl 0681.76001)
Dostanić, M. R. Generalizations of Mercer’s theorem for a class of nonselfadjoint operators. (English) Zbl 0712.47028 Mat. Vesn. 41, No. 2, 77-82 (1989). MSC: 47B38 PDFBibTeX XMLCite \textit{M. R. Dostanić}, Mat. Vesn. 41, No. 2, 77--82 (1989; Zbl 0712.47028)
Birman, M. Sh. The Maxwell operator for a periodic resonator with inward edges. (English. Russian original) Zbl 0712.35095 Proc. Steklov Inst. Math. 179, 21-34 (1989); translation from Tr. Mat. Inst. Steklova 179, 23-35 (1988). Reviewer: J.Janas MSC: 35Q60 47B25 PDFBibTeX XMLCite \textit{M. Sh. Birman}, Proc. Steklov Inst. Math. 179, 21--34 (1989; Zbl 0712.35095); translation from Tr. Mat. Inst. Steklova 179, 23--35 (1988)
Shkalikov, A. A.; Pliev, V. T. Compact perturbations of strongly damped operator pencils. (English. Russian original) Zbl 0711.47012 Math. Notes 45, No. 1-2, 167-174 (1989); translation from Mat. Zametki 45, No. 2, 118-128 (1989). MSC: 47A56 47A10 PDFBibTeX XMLCite \textit{A. A. Shkalikov} and \textit{V. T. Pliev}, Math. Notes 45, No. 1--2, 167--174 (1989; Zbl 0711.47012); translation from Mat. Zametki 45, No. 2, 118--128 (1989) Full Text: DOI
Iosif’yan, G. A.; Oleĭnik, O. A.; Shamaev, A. S. On the limiting behaviour of the spectrum of a sequence of operators defined on different Hilbert spaces. (English. Russian original) Zbl 0711.47003 Russ. Math. Surv. 44, No. 3, 195-196 (1989); translation from Usp. Mat. Nauk 44, No. 3(267), 157-158 (1989). MSC: 47A10 47B15 PDFBibTeX XMLCite \textit{G. A. Iosif'yan} et al., Russ. Math. Surv. 44, No. 3, 195--196 (1989; Zbl 0711.47003); translation from Usp. Mat. Nauk 44, No. 3(267), 157--158 (1989) Full Text: DOI
Ayupov, Sh. A. On the existence of a trace on a modular JW-factor. (English. Russian original) Zbl 0711.46052 Russ. Math. Surv. 44, No. 1, 231-232 (1989); translation from Usp. Mat. Nauk 44, No. 1(265), 183-184 (1989). MSC: 46L70 46L35 17C65 PDFBibTeX XMLCite \textit{Sh. A. Ayupov}, Russ. Math. Surv. 44, No. 1, 231--232 (1989; Zbl 0711.46052); translation from Usp. Mat. Nauk 44, No. 1(265), 183--184 (1989) Full Text: DOI
Rodríguez, María J.; Vázquez, Luis Spectrum estimations for the generalized quantum Henon-Heiles system. (English) Zbl 0711.35108 Nonlinear semigroups, partial differential equations and attractors, Proc. Symp., Washington/DC 1987, Lect. Notes Math. 1394, 131-135 (1989). Reviewer: R.D.Grigorieff MSC: 35Q40 35P15 81Q10 PDFBibTeX XML
Krall, Allan M. Singular Hamiltonian systems. (English) Zbl 0711.34021 Differential equations and applications, Proc. Int. Conf., Columbus/OH (USA) 1988, Vol. II, 49-52 (1989). MSC: 34B05 34A30 70H05 34B20 PDFBibTeX XML