Mishchenko, E. F.; Rozov, N. Kh. Differential equations with a small parameter, and relaxation oscillations. (Differentsial’nye uravneniya s malym parametrom i relaksatsionnye kolebaniya.) (Russian) Zbl 0850.34001 Moskva: Nauka, 247 p. (1975). MSC: 34-01 34C25 34C15 34C05 37-XX PDFBibTeX XMLCite \textit{E. F. Mishchenko} and \textit{N. Kh. Rozov}, Differentsial'nye uravneniya s malym parametrom i relaksatsionnye kolebaniya (Russian). Moskva: Nauka (1975; Zbl 0850.34001)
Bogdanov, R. I. Versal deformation of a singular point of a vector field on the plane in the case of zero eigenvalues. (English. Russian original) Zbl 0447.58009 Funct. Anal. Appl. 9, 144-145 (1975); translation from Funkts. Anal. Prilozh. 9, No. 2, 63 (1975). MSC: 58C25 58K99 37G99 PDFBibTeX XMLCite \textit{R. I. Bogdanov}, Funct. Anal. Appl. 9, 144--145 (1975; Zbl 0447.58009); translation from Funkts. Anal. Prilozh. 9, No. 2, 63 (1975) Full Text: DOI
Heinig, G. Über die Invertierung und das Spektrum von singulären Integraloperatoren mit Matrixkoeffizienten. (German) Zbl 0433.45003 5. Tag. Probl. Meth. Mathem. Phys., Heft 1, Karl-Marx-Stadt 1973, 52-59 (1975). MSC: 45F15 47Gxx 45L05 45P05 45C05 PDFBibTeX XML
Matveev, P. N. Zur Darstellung der Lösung von Systemen des Typs Briot und Bouquet über die Lösung des verkürzten Systems. (Russian) Zbl 0418.34010 Differential equations, Tr. Rjazanskogo Radioteh. Inst., No. 62, 72-75 (1975). MSC: 34A25 34C05 34A30 PDFBibTeX XML
Snevceliev, H. P. Die Stabilität im kritischen Fall einer Nullwurzel und eines Paares rein imaginärer Wurzeln der charakteristischen Gleichung. (Bulgarian) Zbl 0377.34027 God. Vissh. Uchebn. Zaved., Prilozhna Mat. 10(1974), No. 3, 97-106 (1975). MSC: 34D20 34C20 34C05 PDFBibTeX XMLCite \textit{H. P. Snevceliev}, God. Vissh. Uchebn. Zaved., Prilozh. Mat. 10, No. 3, 97--106 (1975; Zbl 0377.34027)
Snevceliev, H. P. Die Stabilität in einem Fall stark nichtlinearer Systeme von Differentialgleichungen. (Bulgarian) Zbl 0377.34026 God. Vissh. Uchebn. Zaved., Prilozhna Mat. 10(1974), No. 2, 53-62 (1975). MSC: 34D20 34C20 34C05 PDFBibTeX XMLCite \textit{H. P. Snevceliev}, God. Vissh. Uchebn. Zaved., Prilozh. Mat. 10, No. 2, 53--62 (1975; Zbl 0377.34026)
Kopell, N.; Howard, L. N. Bifurcations and trajectories joining critical points. (English) Zbl 0361.34026 Adv. Math. 18, 306-358 (1975). MSC: 34C05 34C10 37-XX PDFBibTeX XMLCite \textit{N. Kopell} and \textit{L. N. Howard}, Adv. Math. 18, 306--358 (1975; Zbl 0361.34026) Full Text: DOI
Leung, Anthony; Meyer, Kenneth Adiabatic invariants for linear Hamiltonian systems. (English) Zbl 0353.34010 Geom. sympl. Phys. math., Colloq. int. Aix-en-Provence 1974, 137-145 (1975). MSC: 34A30 34E15 70H05 70H99 PDFBibTeX XML
D’Anna, Armando; Renno, Pasquale Un criterio di stabilita asintotica per una classe di fenomeni dissipativi. (Italian) Zbl 0345.35014 Rend. Accad. Sci. Fis. Mat., IV. Ser., Napoli 41(1974), 121-142 (1975). MSC: 35B40 35L99 35B25 PDFBibTeX XMLCite \textit{A. D'Anna} and \textit{P. Renno}, Rend. Accad. Sci. Fis. Mat., IV. Ser., Napoli 41, 121--142 (1975; Zbl 0345.35014)
Hsieh, Po-Fang On a reduction of nonlinear ordinary differential equations at an irregular type singularity. (English) Zbl 0334.34011 Arch. Math., Brno 10 (1974), 129-148 (1975). MSC: 34A25 34C20 34E15 PDFBibTeX XML Full Text: EuDML
Shoshitaĭshvili, A. N. On the bifurcation of the topological type of the singular points of vector fields that depend on parameters. (Russian) Zbl 0333.34037 Tr. Semin. Im. I. G. Petrovskogo 1, 279-309 (1975). Reviewer: Klaus R. Schneider (Berlin) MSC: 37G10 34C23 57R25 PDFBibTeX XMLCite \textit{A. N. Shoshitaĭshvili}, Tr. Semin. Im. I. G. Petrovskogo 1, 279--309 (1975; Zbl 0333.34037)
Atanasov, A. A. Approximate solution of the variable phase equation for singular potentials. (Russian) Zbl 0328.34052 Teor. Mat. Fiz. 24, 400-405 (1975). MSC: 34E20 34A45 34A30 33C10 PDFBibTeX XMLCite \textit{A. A. Atanasov}, Teor. Mat. Fiz. 24, 400--405 (1975; Zbl 0328.34052)
Zettl, Anton Perturbation of the limit circle case. (English) Zbl 0325.34022 Q. J. Math., Oxf. II. Ser. 26, 355-360 (1975). MSC: 34B20 34A30 34C05 PDFBibTeX XMLCite \textit{A. Zettl}, Q. J. Math., Oxf. II. Ser. 26, 355--360 (1975; Zbl 0325.34022) Full Text: DOI
Pugh, Charles Hilbert’s 16th problem: Limit cycles of polynomial vector fields in the plane. (English) Zbl 0324.58008 Dyn. Syst., Proc. Symp. Univ. Warwick 1973/74, Lect. Notes Math. 468, 55-57 (1975). MSC: 37C75 34C05 34D30 PDFBibTeX XML
Rozet, I. G.; Filinyh, V. V. Über die nichtlokale Entstehung von Grenzzyklen aus einer Separatrixschleife in einer Gleichung, wobei der Nichtgrobheitsgrad des ihr entsprechenden dynamischen Systems höher als der erste ist. (Russian) Zbl 0323.34025 Differ. Uravn. 11, 2154-2161 (1975). MSC: 34C05 37-XX 34D30 PDFBibTeX XMLCite \textit{I. G. Rozet} and \textit{V. V. Filinyh}, Differ. Uravn. 11, 2154--2161 (1975; Zbl 0323.34025)
Belov, Ju. Ja. On approximation of a class of systems of linear differential equations. (English. Russian original) Zbl 0322.35002 Sov. Math., Dokl. 16, 134-138 (1975); translation from Dokl. Akad. Nauk SSSR 220, 765-768 (1975). MSC: 35A35 35B25 35K99 35L99 35B20 PDFBibTeX XMLCite \textit{Ju. Ja. Belov}, Sov. Math., Dokl. 16, 134--138 (1975; Zbl 0322.35002); translation from Dokl. Akad. Nauk SSSR 220, 765--768 (1975)
Sagalovic, M. E. Über die topologische Struktur der Umgebung des singulären Punkts einer Differentialgleichung. (Russian) Zbl 0322.34020 Differ. Uravn. 11, 2011-2018 (1975). MSC: 34C05 37-XX PDFBibTeX XMLCite \textit{M. E. Sagalovic}, Differ. Uravn. 11, 2011--2018 (1975; Zbl 0322.34020)
Dobelis, K. Z. The neighbourhood of the exceptional direction of a homogeneous differential equation. (Russian) Zbl 0322.34019 Latv. Mat. Ezheg. 16, 194-201 (1975). MSC: 34C05 37-XX PDFBibTeX XMLCite \textit{K. Z. Dobelis}, Latv. Mat. Ezheg. 16, 194--201 (1975; Zbl 0322.34019)
Sibuya, Yasutaka Global theory of a second order linear ordinary differential equation with a polynomial coefficient. (English) Zbl 0322.34006 North-Holland Mathematics Studies. 18. Amsterdam - Oxford: North-Holland Publishing Company; New York: American Elsevier Publishing Company, Inc. XV, 290 p. Dfl. 45.00; $ 18.75 (1975). MSC: 34M99 34-02 34A30 34L99 34E05 34E15 30D05 PDFBibTeX XML
Ramani, N.; Atherton, D. P. A note on the stability and eigenvalues of G(s). (English) Zbl 0321.93040 Int. J. Control 22, 701-704 (1975). MSC: 93D99 15A18 PDFBibTeX XMLCite \textit{N. Ramani} and \textit{D. P. Atherton}, Int. J. Control 22, 701--704 (1975; Zbl 0321.93040) Full Text: DOI
Van Loan, Charles F. A general matrix eigenvalue algorithm. (English) Zbl 0321.65023 SIAM J. Numer. Anal. 12, 819-834 (1975). MSC: 65F15 15A18 65F20 PDFBibTeX XMLCite \textit{C. F. Van Loan}, SIAM J. Numer. Anal. 12, 819--834 (1975; Zbl 0321.65023) Full Text: DOI
Rozkov, V. I. Asymptotics of the solutions of certain systems with a small parameter in the derivative. (English. Russian original) Zbl 0321.34048 Differ. Equations 10(1974), 798-808 (1975); translation from Differ. Uravn. 10, 1037-1049 (1974). MSC: 34E15 34D20 34A30 PDFBibTeX XMLCite \textit{V. I. Rozkov}, Differ. Equations 10, 798--808 (1975; Zbl 0321.34048); translation from Differ. Uravn. 10, 1037--1049 (1974)
Cooper, Wyatt G.; Hallam, Thomas G. Nonlinear perturbation of a linear system of differential equations with a regular singular point. (English) Zbl 0321.34039 Rocky Mt. J. Math. 5, 247-254 (1975). MSC: 34D10 34C05 34A25 34A30 PDFBibTeX XMLCite \textit{W. G. Cooper} and \textit{T. G. Hallam}, Rocky Mt. J. Math. 5, 247--254 (1975; Zbl 0321.34039) Full Text: DOI
Konoplyannik, I. A. On a certain class of third order systems without movable critical points. (Über eine Klasse von Systemen dritter Ordnung ohne bewegliche kritische Punkte.) (Russian) Zbl 0317.34006 Differ. Uravn. 11, No. 8, 1508-1511 (1975). Reviewer: D. Ciumasu MSC: 34M04 34C05 PDFBibTeX XMLCite \textit{I. A. Konoplyannik}, Differ. Uravn. 11, 1508--1511 (1975; Zbl 0317.34006) Full Text: MNR
Exton, Harold Ordinary differential equations with fixed critical points. (English) Zbl 0317.34004 Funkc. Ekvacioj, Ser. Int. 18, 41-47 (1975). Reviewer: Harold Exton MSC: 34M04 34C05 PDFBibTeX XMLCite \textit{H. Exton}, Funkc. Ekvacioj, Ser. Int. 18, 41--47 (1975; Zbl 0317.34004)
Sznitko, Wanda Investigation of the existence of a solution of the generalized Hilbert problem for a system of arbitrary power. (English) Zbl 0316.45012 Demonstr. Math. 8, 235-248 (1975). MSC: 45G05 30E25 35J67 PDFBibTeX XMLCite \textit{W. Sznitko}, Demonstr. Math. 8, 235--248 (1975; Zbl 0316.45012)
Kadykenov, B. M. Asymptotische Entwicklung der Lösung eines anfanglosen Randwertproblems für Systeme von linearen hyperbolischen Gleichungen mit einem kleinen Parameter. (Russian) Zbl 0316.35063 Izv. Akad. Nauk Kaz. SSR, Ser. Fiz.-Mat. 1975, No. 5, 79-82 (1975). MSC: 35L55 35B25 35B40 35C10 PDFBibTeX XMLCite \textit{B. M. Kadykenov}, Izv. Akad. Nauk Kaz. SSR, Ser. Fiz.-Mat. 1975, No. 5, 79--82 (1975; Zbl 0316.35063)
Sibirskij, K. S.; Cheban, N. K. Poisson-Stabilität in dispersiven dynamischen Systemen. (Russian) Zbl 0315.34059 Differ. Uravn. 11, 1416-1426 (1975). MSC: 37-XX 34C05 PDFBibTeX XMLCite \textit{K. S. Sibirskij} and \textit{N. K. Cheban}, Differ. Uravn. 11, 1416--1426 (1975; Zbl 0315.34059)
Osipenko, G. S. Über die homotopische Invariante. (Russian) Zbl 0315.34039 Differ. Uravn. 11, 1139-1140 (1975). MSC: 34C05 37-XX 57R25 57R70 PDFBibTeX XMLCite \textit{G. S. Osipenko}, Differ. Uravn. 11, 1139--1140 (1975; Zbl 0315.34039)
Shestakov, A. A. The study by the generalized Briot-Bouquet method of the properties of solutions near singular initial values of a nonautonomous differential system. (Russian) Zbl 0315.34007 Differ. Uravn. 11, 470-483 (1975). MSC: 34A25 34M99 34C05 34C20 34D05 PDFBibTeX XMLCite \textit{A. A. Shestakov}, Differ. Uravn. 11, 470--483 (1975; Zbl 0315.34007)
Parasyuk, L. S. Über einige Randwertprobleme in der Halbebene für entartete elliptische Gleichungen mit einem Parameter. (Russian) Zbl 0314.35068 Mat. Fiz., Respubl. Mezhvedomstv. Sb. 18, 131-135 (1975). MSC: 35M99 35B25 PDFBibTeX XML
Freedman, H. I.; Waltman, P. Perturbation of two-dimensional predator-prey equations. (English) Zbl 0313.92001 SIAM J. appl. Math. 28, 1-10 (1975). MSC: 92B05 34C05 92D25 93D99 PDFBibTeX XMLCite \textit{H. I. Freedman} and \textit{P. Waltman}, SIAM J. Appl. Math. 28, 1--10 (1975; Zbl 0313.92001) Full Text: DOI
Warming, R. F.; Beam, Richard M.; Hyett, B. J. Diagonalization and simultaneous symmetrization of the gas-dynamic matrices. (English) Zbl 0313.65084 Math. Comput. 29, 1037-1045 (1975). MSC: 65M12 65F35 15A21 15A18 35L45 76A99 PDFBibTeX XMLCite \textit{R. F. Warming} et al., Math. Comput. 29, 1037--1045 (1975; Zbl 0313.65084) Full Text: DOI
Lakin, W. D. Eigenvalues of a slightly stiff pendulum with a small bob. (English) Zbl 0311.70021 J. Eng. Math. 9, 207-218 (1975). MSC: 70J99 70E99 34B30 34E05 34E20 41A60 PDFBibTeX XMLCite \textit{W. D. Lakin}, J. Eng. Math. 9, 207--218 (1975; Zbl 0311.70021) Full Text: DOI
Nwokah, O. I. Stability and the eigenvalues of G(s). (English) Zbl 0309.93036 Int. J. Control 22, 125-128 (1975). MSC: 93D15 93C30 15A18 PDFBibTeX XMLCite \textit{O. I. Nwokah}, Int. J. Control 22, 125--128 (1975; Zbl 0309.93036) Full Text: DOI
De Angelis, Donald L. Estimates of predator-prey limit cycles. (English) Zbl 0309.92004 Bull. Math. Biol. 37, 291-299 (1975). MSC: 92B05 93D99 34C05 PDFBibTeX XMLCite \textit{D. L. De Angelis}, Bull. Math. Biol. 37, 291--299 (1975; Zbl 0309.92004) Full Text: DOI
Della-Dora, J. Numerical linear algorithms and group theory. (English) Zbl 0308.65025 Linear Algebra Appl. 10, 267-283 (1975). MSC: 65F15 15A18 15A30 PDFBibTeX XMLCite \textit{J. Della-Dora}, Linear Algebra Appl. 10, 267--283 (1975; Zbl 0308.65025) Full Text: DOI
Golokvoscjus, P. B. Verhalten der Norm der Integralmatrix eines zweidimensionalen Systems von Differentialgleichungen in der Umgebung eines singulären Punktes des Systems. (Russian) Zbl 0307.34045 Differ. Uravn. 11, 961-974 (1975). MSC: 34D05 34C05 34A25 34A30 PDFBibTeX XMLCite \textit{P. B. Golokvoscjus}, Differ. Uravn. 11, 961--974 (1975; Zbl 0307.34045)
Spivak, Michael A comprehensive introduction to differential geometry. Vol. 5. (English) Zbl 0306.53003 Boston, Mass.: Publish or Perish, Inc. V, 661 p. (1975). MSC: 53-01 12E05 35A05 35A10 35A30 35F05 35G05 35J05 35J15 35L05 35L10 35L40 53-02 53-03 53A05 53B20 53B25 53C05 53C10 53C20 53C30 53C40 55N10 55R05 55R10 53C45 55R25 55R40 57R15 57R20 57R25 58A15 PDFBibTeX XML
Gustomesov, V. A. Investigation of a relay-discrete system by the pointwise mapping of the switching region. I. (English) Zbl 0305.93031 Differ. Equations 9(1973), 918-926 (1975). MSC: 93C55 34C25 34C05 PDFBibTeX XMLCite \textit{V. A. Gustomesov}, Differ. Equations 9, 918--926 (1975; Zbl 0305.93031)
Fulling, S. A. Adiabatic expansions of solutions of coupled second-order linear differential equations. I. (English) Zbl 0305.34084 J. Math. Phys. 16, 875-883 (1975). MSC: 34E20 34A30 PDFBibTeX XMLCite \textit{S. A. Fulling}, J. Math. Phys. 16, 875--883 (1975; Zbl 0305.34084) Full Text: DOI
Gustomesov, V. A. Investigation of a discrete relay system by pointwise mapping of the switching region. II. (English) Zbl 0304.93016 Differ. Equations 9(1973), 1076-1086 (1975). MSC: 93C55 34C25 34C05 PDFBibTeX XMLCite \textit{V. A. Gustomesov}, Differ. Equations 9, 1076--1086 (1975; Zbl 0304.93016)
Groza, L. A. Asymptotic solution of second-order linear differential equations in Banach space with small parameters for the highest derivative. (English) Zbl 0304.34057 Differ. Equations 9(1973), 1068-1075 (1975). MSC: 34G99 35B25 34E15 34A30 PDFBibTeX XMLCite \textit{L. A. Groza}, Differ. Equations 9, 1068--1075 (1975; Zbl 0304.34057)
Markina, A. M. Moving singularities of a differential-equation system. (English) Zbl 0304.34010 Differ. Equations 9(1973), 572-574 (1975). MSC: 34A30 34C05 PDFBibTeX XMLCite \textit{A. M. Markina}, Differ. Equations 9, 572--574 (1975; Zbl 0304.34010)
Judd, F. F. Relationships between Tsypkin, Hamel and approximate limit cycle analyses. (English) Zbl 0303.93038 Int. J. Control 21, 641-653 (1975). MSC: 93C30 93C10 34C05 PDFBibTeX XMLCite \textit{F. F. Judd}, Int. J. Control 21, 641--653 (1975; Zbl 0303.93038) Full Text: DOI
Elderkin, Richard H. Separatric structure for elliptic flows. (English) Zbl 0303.34039 Am. J. Math. 97, 221-247 (1975). MSC: 34C40 57R25 37-XX 34C05 57R30 PDFBibTeX XMLCite \textit{R. H. Elderkin}, Am. J. Math. 97, 221--247 (1975; Zbl 0303.34039) Full Text: DOI
Churchill, R. C.; Pecelli, G.; Rod, D. L. Isolated unstable periodic orbits. (English) Zbl 0303.34023 J. Differ. Equations 17, 329-348 (1975). MSC: 34C05 34C25 34D99 37J99 PDFBibTeX XMLCite \textit{R. C. Churchill} et al., J. Differ. Equations 17, 329--348 (1975; Zbl 0303.34023) Full Text: DOI
Belyustina, L. N.; Belykh, V. N. A qualitative investigation of a dynamic system on a cylinder. (English) Zbl 0301.34047 Differ. Equations 9(1973), 309-318 (1975). MSC: 34C40 34C05 PDFBibTeX XMLCite \textit{L. N. Belyustina} and \textit{V. N. Belykh}, Differ. Equations 9, 309--318 (1975; Zbl 0301.34047)
Barnett, Stephen A note on matrix equations and root location. (English) Zbl 0299.93026 IEEE Trans. Autom. Control 20, 158-159 (1975). MSC: 93D05 15A18 93C05 PDFBibTeX XMLCite \textit{S. Barnett}, IEEE Trans. Autom. Control 20, 158--159 (1975; Zbl 0299.93026) Full Text: DOI
Duff, I. S.; Reid, J. K. On the reduction of sparse matrices to condensed forms by similarity transformations. (English) Zbl 0299.15006 J. Inst. Math. Appl. 15, 217-224 (1975). MSC: 15A21 15A15 15A18 65F15 65F20 65F25 PDFBibTeX XMLCite \textit{I. S. Duff} and \textit{J. K. Reid}, J. Inst. Math. Appl. 15, 217--224 (1975; Zbl 0299.15006) Full Text: DOI
Rosenbrock, H. H.; Cook, P. A. Stability and the eigenvalues of G(s). (English) Zbl 0297.93043 Int. J. Control, 21, 99-104 (1975). MSC: 93D15 93C10 15A18 PDFBibTeX XMLCite \textit{H. H. Rosenbrock} and \textit{P. A. Cook}, Int. J. Control 21, 99--104 (1975; Zbl 0297.93043) Full Text: DOI
Harris, C. J. Evaluation of the state transition matrix for linear time invariant systems. (English) Zbl 0297.93034 Int. J. Systems Sci. 6, 107-116 (1975). MSC: 93C99 93C05 15A18 PDFBibTeX XMLCite \textit{C. J. Harris}, Int. J. Syst. Sci. 6, 107--116 (1975; Zbl 0297.93034) Full Text: DOI
Flower, J. O. Linear feedback design using matrix traces. (English) Zbl 0297.93032 Int. J. Control, 21, 73-80 (1975). MSC: 93C99 93C15 93C05 15A18 PDFBibTeX XMLCite \textit{J. O. Flower}, Int. J. Control 21, 73--80 (1975; Zbl 0297.93032) Full Text: DOI
Friedman, Avner; Pinsky, Mark A. Acknowledgement of priority. (English) Zbl 0296.60036 Trans. Am. Math. Soc. 203, 405 (1975). MSC: 60H10 60J60 34D05 34A30 34C05 PDFBibTeX XMLCite \textit{A. Friedman} and \textit{M. A. Pinsky}, Trans. Am. Math. Soc. 203, 405 (1975; Zbl 0296.60036) Full Text: DOI
Gaines, F. J.; Laffey, T. J. Permutation matrices with normal sum. (English) Zbl 0288.15021 Proc. R. Ir. Acad., Sect. A 75, 227-254 (1975). MSC: 15A30 15A18 20B99 PDFBibTeX XMLCite \textit{F. J. Gaines} and \textit{T. J. Laffey}, Proc. R. Ir. Acad., Sect. A 75, 227--254 (1975; Zbl 0288.15021)
Lancaster, Peter; Wimmer, Harald K. Zur Theorie der \(\lambda\)-Matrizen. (German) Zbl 0278.15004 Math. Nachr. 68, 325-330 (1975). MSC: 15A18 15A24 34A30 PDFBibTeX XMLCite \textit{P. Lancaster} and \textit{H. K. Wimmer}, Math. Nachr. 68, 325--330 (1975; Zbl 0278.15004) Full Text: DOI
Roos, Hans-Görg Die asymptotische Lösung einer linearen Differentialgleichung zweiter Ordnung mit zweisegmentigem charakteristischen Polygon. (German) Zbl 0271.34068 Beitr. Anal. 7, 55-63 (1975). MSC: 34E20 34A30 PDFBibTeX XMLCite \textit{H.-G. Roos}, Beitr. Anal. 7, 55--63 (1975; Zbl 0271.34068)
Leung, Anthony; Meyer, Kenneth Adiabatic invariants for linear Hamiltonian systems. (English) Zbl 0265.34018 J. Differ. Equations 17, 32-43 (1975). MSC: 34A30 34E15 70H05 PDFBibTeX XMLCite \textit{A. Leung} and \textit{K. Meyer}, J. Differ. Equations 17, 32--43 (1975; Zbl 0265.34018) Full Text: DOI