## Found 258 Documents (Results 1–100)

100
MathJax

### Complex interpretation of observations in inverse problems of renewal of sources. (Russian)Zbl 0699.35247

Methods for the investigation of nonclassical problems of mathematical physics, Collect. Sci. Works, 19-23 (1985).
Reviewer: J.Stara
MSC:  35R30 35G99

### Partial differential equations with hysteresis functionals. (Russian)Zbl 0699.35243

Methods of numerical mathematics and mathematical modelling, Mater. Int. Sympl., Moskva 1985, 100-123 (1985).
Reviewer: J.Stara
MSC:  35R20 35K15 35K99 35A05

### The first boundary value problem for a parabolic equation with arguments exchanging their parts. II. (Bulgarian. English, Russian summaries)Zbl 0695.35206

MSC:  35Q99 35K20 35A05

### The second boundary value problem for a parabolic equation with arguments exchanging their parts. I. (Bulgarian. English, Russian summaries)Zbl 0695.35205

MSC:  35Q99 35K20 35A05

### Asymptotic behavior of the general real solution of a Painleve equation of the third kind. (English. Russian original)Zbl 0674.34048

Sov. Phys., Dokl. 30, No. 8, 666-668 (1985); translation from Dokl. Akad. Nauk SSSR 283, No. 5, 1161-1165 (1985).
Reviewer: J.O.C.Ezeilo
MSC:  34E05

### Das verallgemeinerte homogene Dirichlet-Problem für Produkte linearer elliptischer Differentialoperatoren zweiter Ordnung. (German)Zbl 0673.35021

Fachbereich Mathematik der FU Berlin. 54 S. (1985).
Reviewer: A.Haimovici

### The influence of an earthquake source on a rotating viscoelastic earth model. (English)Zbl 0666.73073

Computational mathematics I, Proc. 1st Int. Conf. Numer. Anal. Appl., Benin City/Niger. 1983, Conf. Ser., Boole Press 8, 77-85 (1985).
MSC:  74L05 74Hxx 74D99

### On the solution of some bifurcation equations. (Russian)Zbl 0666.34013

Approximate methods of analysis and their applications, Work Collect., Irkutsk 1985, 122-129 (1985).
MSC:  34A45 34B10 65J99

### Necessary and sufficient conditions for global uniform asymptotic stability of second order nonlinear differential equations. (Chinese. English summary)Zbl 0657.34051

Reviewer: J.H.Tian
MSC:  34D20 34A34

### Some property of accompaning equations with weight functions. (Czech. German summary)Zbl 0655.34028

MSC:  34C10 34C99

### Boundary value problems of Bitsadze-Samarskij type for a mixed equation of second kind with a nonsmooth degeneration line. (Russian)Zbl 0651.35059

Non-classical problems of mathematical physics, Work Collect., Tashkent 1985, 48-62 (1985).
Reviewer: M.Schneider
MSC:  35M99 35C15 35G15

### A Miranda-Feller-Phillips theorem for a complete second order equation in a Banach space. (English)Zbl 0649.34064

MSC:  34G10 47D07

### On the Cahn-Hilliard equation $$u'+\Delta^ 2u-\Delta f(u)=0$$. (English)Zbl 0648.35045

MSC:  35K60 34G20 35K15 35B40 35A05

### On the continuity of the reflection coefficient of one-dimensional Schrödinger equation. (Russian)Zbl 0644.34014

Reviewer: T.Dłotko
MSC:  34A99 35J10 70B05

### Investigation of the solution of a nonlinear equation of the gravitation theory. (English. Russian original)Zbl 0643.34031

Sov. Phys., Dokl. 30, 460-461 (1985); translation from Dokl. Akad. Nauk SSSR 282, 845-857 (1985).
Reviewer: R.Pimenov

### The periodic solutions of quasilinear autonomous systems consisting of two differential equations of the second order with a double imaginary pair of roots of the characteristic equation and a special nonlinear part. (Bulgarian. English, Russian summaries)Zbl 0641.34040

MSC:  34C25 34A34

### Difference method for a singular perturbation problem of a second-order hyperbolic-parabolic partial differential equation. (Chinese. English summary)Zbl 0638.65072

MSC:  65N12 65N06 35M99

Reviewer: M.L.Mehra

### Spectral asymptotics for polar vector Sturm-Liouville problems. (English)Zbl 0638.34018

Reviewer: I.Troch
MSC:  34L99

### Über Orthogonalpolynome, die linearen Funktionalgleichungen genügen. (On orthogonal polynomials which satisfy linear functional equations). (German)Zbl 0635.42022

Polynômes orthogonaux et applications, Proc. Laguerre Symp., Bar-le- Duc/France 1984, Lect. Notes Math. 1171, 16-35 (1985).
Reviewer: M.G.de Bruin
MSC:  42C05 11A55 34C05

### On the cold drawing of polymers. (English)Zbl 0634.73030

Reviewer: W.Kosinski
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### Diffraction of waves on inhomogeneous and layer-wise inhomogeneous elastic cylinders. (Russian. English summary)Zbl 0634.73017

Reviewer: W.Kosinski
MSC:  74J20 74E05

### Absolute dissipativity of systems with hysteresis. (Russian)Zbl 0631.34057

Applied methods of functional analysis, Interuniv. Collect. sci. Works, Voronezh 1985, 33-40 (1985).
MSC:  34C99

### Nonautonomous functional differential equations in Hilbert spaces. (English)Zbl 0629.35109

Reviewer: V.Barbu
MSC:  35R10 47D03 35K10
Full Text:

### On oscillatory properties of solutions of second order linear differential equations. (Russian. English summary)Zbl 0628.34035

Dokl., Semin. Inst. Prikl. Mat. 19, 39-53 (1985).
MSC:  34C10 34A30

### On a two-point boundary value problem for a system of second order nonlinear ordinary differential equations. (Russian. English summary)Zbl 0628.34020

Dokl., Semin. Inst. Prikl. Mat. 19, 31-37 (1985).
MSC:  34B10

### Essential self-adjointness and the separation theorem for the operator Sturm-Liouville equation with a boundary condition in zero. (Russian)Zbl 0627.34025

Reviewer: Gh.Aniculăesei
MSC:  34L99

### The existence theorem for a periodic boundary value problem. (Russian)Zbl 0627.34021

Applied methods of functional analysis, Interuniv. Collect. sci. Works, Voronez 1985, 146-151 (1985).
Reviewer: Gh.Aniculăesei
MSC:  34B15 34B10 34C25

### Computation of topological degree and applications to nonlinear operators. (Chinese)Zbl 0625.47046

Reviewer: Ding Guangui

### An application of geodesic modeling of second-order differential equations. (English. Russian original)Zbl 0624.58008

Math. Notes 38, 745-750 (1985); translation from Mat. Zametki 38, No. 3, 429-439 (1985).
Reviewer: F.Przytycki
MSC:  37J99 78A35 58E05
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### Green’s functions and boundary value problems for linear and quasi-linear ordinary differential equations of the second order in the half-line. (English)Zbl 0623.34023

Reviewer: B.Šehter
MSC:  34B15 34B27 34B05

### Generalization of Lyapunov’s second method and an investigation of stability of applied problems. (English. Russian original)Zbl 0621.34042

Differ. Equations 21, 1166-1168 (1985); translation from Differ. Uravn. 21, No. 10, 1730-1733 (1985).
Reviewer: S.G.Zhuravlev
MSC:  34D20

### Differential inequalities for some nonclassical boundary problems. (Russian)Zbl 0621.34011

Boundary value problems, Interuniv. Collect. sci. Works, Perm’ 1985, 40-41 (1985).
Reviewer: O.Dumbrajs
MSC:  34B10 34A40

### On the singular points of a nonlinear differential equation with parameters. (English)Zbl 0619.34033

Reviewer: B.Aulbach
MSC:  34C05

### On spectral analysis of a quadratic pencil of Sturm-Liouville operators. (English. Russian original)Zbl 0619.34031

Sov. Math., Dokl. 32, 859-862 (1985); translation from Dokl. Akad. Nauk SSSR 285, 1292-1296 (1985).
Reviewer: W.D.Evans
MSC:  34L99

### Element-wise variational method for a second order degenerate ordinary differential equation. (Russian)Zbl 0619.34020

Reviewer: P.Talpalaru
MSC:  34B05 65D20

### Direct and inverse spectral problems of a second order differential operator with Coulomb singularity. (Russian. English summary)Zbl 0618.34023

Reviewer: D.Yafaev
MSC:  34L99

### The linear symmetries of a nonlinear differential equation. (English)Zbl 0618.34009

Reviewer: N.L.Maria
MSC:  34A34 22E70
Full Text:

### Sufficient conditions for the existence of periodic and bounded solutions of nonlinear second-order differential equations. (English. Russian original)Zbl 0617.34030

Differ. Equations 21, 1353-1360 (1985); translation from Differ. Uravn. 21, No. 12, 2027-2036 (1985).
Reviewer: V.Kozobrod
MSC:  34C25 34C11

### Stabilization of moment functions of the statistical solution of the wave equation. (English. Russian original)Zbl 0616.35085

Mosc. Univ. Math. Bull. 40, No. 6, 65-68 (1985); translation from Vestn. Mosk. Univ., Ser. I 1985, No. 6, 90-93 (1985).
Reviewer: A.Dang-Duih
MSC:  35R60 35L20 35B40

### Partial differential equations. Part I. Textbook. (Differentsial’nye uravneniya s chastnymi proizvodnymi. Chast’ I. Uchebnoe posobie). (Russian)Zbl 0616.35001

Moskva: Izdatel’stvo Universiteta Druzhby Narodov. 132 p. R. 0.25 (1985).
Reviewer: J.Appell

### Index theorems and bifurcations in Duffing’s equations. (English)Zbl 0616.34037

Recent topics in nonlinear PDE II, Lect. 2nd Meet., Sendai/Jap. 1984, Lect. Notes Numer. Appl. Anal. 8, 133-161 (1985).
Reviewer: Ding Tongren
MSC:  34C25 34C05

### A note on the paper ”The existence of limit cycles of a class of Liénard equations”. (Chinese. English summary)Zbl 0616.34030

Reviewer: Ye Yanqian
MSC:  34C05

### On periodic solutions of forced pendulum-like equations. (English)Zbl 0616.34014

Reviewer: V.Sree Hari Rao
MSC:  34B15 34C25
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### A note on the oscillation of solutions of the differential equation $$y''+\lambda q(t)y=0$$ with an almost periodic coefficient. (English)Zbl 0615.34043

MSC:  34C99 34A30
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### On the intersection of groups of increasing dispersions in two second order oscillatory differential equations. (English)Zbl 0615.34042

MSC:  34C99 34A30
Full Text:

### Common increasing dispersions of certain linear second order differential equations. (English)Zbl 0615.34041

MSC:  34C99 34A30
Full Text:

### Nonlinear boundary value problems for ordinary differential equations. (English)Zbl 0615.34010

Reviewer: J.O.C.Ezeilo
MSC:  34B15 34A34 34A12

### The two-dimensional inverse problem of elasticity theory for inhomogeneous media in polar coordinates. (English. Russian original)Zbl 0614.73009

J. Appl. Math. Mech. 49, 595-601 (1985); translation from Prikl. Mat. Mekh. 49, No. 5, 775-783 (1985).
MSC:  74E05 35R30
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### Fundamental solutions for a class of partial differential equations. (Turkish. English summary)Zbl 0614.35012

Fen. Fak. Derg. 1985, Spec. Issue 2, 419-428 (1985).
MSC:  35G05 35C05

### Necessary and sufficient conditions for the oscillability of the solutions of linear second order differential equations. (Russian. English summary)Zbl 0614.34034

Reviewer: V.Komkov
MSC:  34C10

MSC:  34D20
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### Oscillation theory for second order differential systems with functionally commutative matrix coefficients. (English)Zbl 0613.34025

Reviewer: E.Brommundt
MSC:  34C10

### Observability, controllability, and feedback stabilizability for evolution equations. II. (English)Zbl 0612.93036

MSC:  93C20 93B05 93D15 49J20 35B37 93B07 35K20
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### Green’s function and boundary value problems for Hermite iterated equation in the finite interval and in the half-line. (English)Zbl 0612.34022

Reviewer: B.Šehter
MSC:  34B27 34B10

### The theory of forced, convex, autonomous, two point boundary value problems. (English)Zbl 0612.34017

Reviewer: B.Šehter
MSC:  34B15 34L99
Full Text:

### Boundary-value problems with initial discontinuities. (English. Russian original)Zbl 0612.34016

Differ. Equations 21, 1139-1143 (1985); translation from Differ. Uravn. 21, No. 10, 1701-1706 (1985).
Reviewer: P.Chocholatý
MSC:  34B15 34A45 34E05

### On the stabilization of time-means of the solution of the Cauchy problem for a singular hyperbolic equation. (English. Russian original)Zbl 0611.35061

Sov. Math., Dokl. 31, 225-229 (1985); translation from Dokl. Akad. Nauk SSSR 280, 1289-1293 (1985).
Reviewer: I.Vrabie

### Behavior of solutions of differential equations with deviating argument. (English)Zbl 0611.34075

MSC:  34K99 34C11 34E05
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### Oscillation theory for second order differential systems with functional commutative coefficients. (English)Zbl 0611.34071

Differential and integral equations, Proc. 12th Midwest Conf., Iowa City/Iowa 1983, 15-18 (1985).
Reviewer: E.Brommundt
MSC:  34K99 34C10

MSC:  34F05
Full Text:

MSC:  34C25

### Asymptotic decomposition of systems of higher-order linear differential equations with small parameter for the derivative. (English)Zbl 0611.34009

MSC:  34A30 34E99
Full Text:

### A note on the boundary integral equation method for the solution of second order elliptic equations. (English)Zbl 0609.35030

Reviewer: C.Kalík
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### The oscillation theory for Emden-Fowler type differential equations. (Japanese)Zbl 0609.34043

Reviewer: Ye Yanqian
MSC:  34C10 34-02 34A34

### Boundary-value problem for a system of ordinary differential equations encountered in biochemistry. (English. Russian original)Zbl 0609.34018

Differ. Equations 21, 491-498 (1985); translation from Differ. Uravn. 21, No. 5, 739-747 (1985).
Reviewer: G.Aniculăesei
MSC:  34B10

### The two-point boundary value problem from the Cauchy problem. (English)Zbl 0609.34016

Reviewer: T.Gard
MSC:  34B10 34B15 34A12
Full Text:

### Mixed problem concerning the diffraction of radiation from a horizontal magnetic dipole at a disk and an aperture in a plane screen in a nonuniform medium. (English. Russian original)Zbl 0608.35059

Differ. Equations 21, 562-568 (1985); translation from Differ. Uravn. 21, No. 5, 825-831 (1985).
Reviewer: M.Schneider

### Periodic solutions of pendulum-type equations. (English)Zbl 0608.34047

MSC:  34C25 34B15 34C15
Full Text:

### Integral averages and second order superlinear oscillation. (English)Zbl 0608.34038

Reviewer: M.Rab
MSC:  34C10 34A30
Full Text:

### Least squares formulation of extremum principles and weighted residual methods used in finite element codes for solving the Boltzmann equation for neutron transport. (English)Zbl 0607.65092

The mathematics of finite elements and applications V, MAFELAP 1984, Proc. 5th Conf., Uxbridge/Engl. 1984, 571-585 (1985).
Reviewer: I.K.Abu-Shumays
MSC:  65R20 45K05 82C70

### Sturm-Liouvillesche Randwertprobleme. (German)Zbl 0607.34021

Reviewer: I.Troch
MSC:  34L99 34A30

### Some new one-dimensional wave equations. (Russian)Zbl 0606.34006

Reviewer: V.Petruv
MSC:  34A30 35L05

### Dispersion analyses of finite element solutions of the shallow water equations. (English)Zbl 0605.76024

MSC:  76B15 35Q99

### The scattering theory for the nonlinear wave equation with small data. (English)Zbl 0605.35069

Reviewer: P.Popivanov
Full Text:

### Solutions bornées et oscillations de certaines équations différentielles du deuxième ordre. (Bounded solutions and oscillations of certain second order differential equations). (French)Zbl 0605.34039

MSC:  34C25 34C27 34C11

MSC:  34C25

Reviewer: N.Luca
MSC:  34A12
Full Text:

### Calculation of the deflection of a thin plate with a supported edge. (English. Russian original)Zbl 0603.73086

Mosc. Univ. Comput. Math. Cybern. 1985, No. 4, 22-26 (1985); translation from Vestn. Mosk. Univ., Ser. XV 1985, No. 4, 19-22 (1985).
MSC:  74S30 74K20 65N99 65N15

### Solution of a second order evolution equation under the Krejn-Fattorini conditions. (English. Russian original)Zbl 0603.65040

Differ. Equations 21, 1100-1106 (1985); translation from Differ. Uravn. 21, No. 9, 1604-1612 (1985).

### Instability of nonlinear bound states. (English)Zbl 0603.35007

Reviewer: U.F.Wodarzik
Full Text:

### The general form of the asymptotic solutions of the differential equation $$u''-(1+\phi (t))u=0$$. (Chinese. English summary)Zbl 0603.34052

MSC:  34E05 34A30

### Asymptotics of solutions of a class of second order nonlinear differential equations. (English)Zbl 0603.34051

MSC:  34E05 34A34

### On solving a nonlinear differential equation. (English)Zbl 0603.34006

Rad. 74, Odjeljenje Prir. Mat. Nauka 24, 11-13 (1985).
MSC:  34A34

### Hyperbolic equations arising in random models. (English)Zbl 0601.60052

Reviewer: P.Kotelenez
MSC:  60G99 35L10
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### Distributed control of a hyperbolic problem with control and stress constraints. (English)Zbl 0599.49004

Reviewer: T.Li
MSC:  49J20 35L10 93C20 35B37 49M30
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### On an approach to the study of qualitative properties of solutions of nondivergence elliptic equations of second order. (English)Zbl 0599.35050

MSC:  35J25 35B05 35B45 35A05
Full Text:

### A theorem of Miyadera-Feller-Phillips type for a complete second order equation in Banach space. (Russian)Zbl 0599.34077

Reviewer: H.D.Fattorini
MSC:  34G10 47D07

### Spectral perturbations in linear viscoelasticity of the Boltzmann type. (English)Zbl 0598.73033

Reviewer: H.Engler
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### Efficient solution of differential equations by analytic continuation. (English)Zbl 0598.65051

Reviewer: K.Balla
MSC:  65L05 65D20 34B30
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### Symmetries and other transformations of the complex Monge-Ampère equation. (English)Zbl 0598.35037

Reviewer: P.Godin
MSC:  35J20 58J10
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### Existence of solutions of a class of control problems for systems with distributed parameters. (English)Zbl 0597.49004

MSC:  49J20 35J25 93C20 35B37

### A remark on the Poisson integral. (Chinese)Zbl 0597.35088

MSC:  35M99 35A22

### Generation of analytic semigroup in $$L_ p(\Omega)$$ by the Laplace operator. (English)Zbl 0597.35035

Reviewer: Yu.S.Eidel’man
MSC:  35J25 47D03 47F05

### Application of restricted Bäcklund transformation to linearization of second order nonlinear parabolic equation. (English)Zbl 0596.35067

MSC:  35K55 35Q99

### Boundedness of a class of second-order ordinary differential equations and second-order differential equations with delay. (English)Zbl 0596.34041

MSC:  34K99 34C11

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