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Found 210 Documents (Results 1–100)

Convergence of the solution of a singularly perturbed mixed problem for a hyperbolic system in the plane, when the solution of the degenerate problem branches. III. (English. Russian original) Zbl 0592.35084

Differ. Equations 20, 351-362 (1984); translation from Differ. Uravn. 20, No. 3, 456-470 (1984).
Reviewer: I.Bock
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Solution of a mixed problem concerning the diffraction of radiation from a vertical dipole by a circular aperture in a plane screen in the presence of a circular disk coaxial with the aperture. (English. Russian original) Zbl 0592.35033

Differ. Equations 20, 730-735 (1984); translation from Differ. Uravn. 20, No. 6, 1006-1012 (1984).
Reviewer: A.B.Borisov
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Some boundary-value problems with unknown boundaries for second- and third-order mixed parabolic-hyperbolic equations. (English. Russian original) Zbl 0587.35066

Differ. Equations 20, 129-135 (1984); translation from Differ. Uravn. 20, No. 1, 154-161 (1984).
Reviewer: N.A.Lar’kin
MSC:  35M99 35A05 35A20 35C15
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Theorem concerning a one-sided a priori bound for a solution of a degenerate second-order parabolic equation. (English. Russian original) Zbl 0585.35045

Differ. Equations 20, 1253-1260 (1984); translation from Differ. Uravn. 20, No. 10, 1744-1753 (1984).
Reviewer: D.T.Haimo
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General boundary value problems for a first-order system of ordinary differential equations in the class of generalized functions. (English. Russian original) Zbl 0585.34041

Differ. Equations 20, 1221-1226 (1984); translation from Differ. Uravn. 20, No. 10, 1709-1715 (1984).
Reviewer: G.Karakostas
MSC:  34G10 34B10
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Existence of aperiodic classical solutions of the wave equation. Relation between the numerical-theoretical nature of a period and geometrical properties of solutions. (English. Russian original) Zbl 0584.35069

Differ. Equations 20, 1243-1248 (1984); translation from Differ. Uravn. 20, No. 10, 1733-1739 (1984).
Reviewer: M.Tsuji
MSC:  35L70 35L20 35B10 35A05 35B65
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A priori bounds of solutions of a problem with displacement for a Lavrent’ev-Bitsadze equation. (English. Russian original) Zbl 0583.35077

Differ. Equations 20, 1492-1498 (1984); translation from Differ. Uravn. 20, No. 12, 2112-2120 (1984).
Reviewer: G.Jaiani
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Method of suppressing the viscosity of the scheme in the solution of the Navier-Stokes equations. (English. Russian original) Zbl 0574.76030

Differ. Equations 20, 845-852 (1984); translation from Differ. Uravn. 20, No. 7, 1165-1173 (1984).
Reviewer: A.Pil’kevich
MSC:  76D05 76M99
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Existence and regularity of a solution of a one-sided boundary-value problem in the linear theory of slightly sloping shells. (English. Russian original) Zbl 0574.73098

Differ. Equations 20, 1408-1413 (1984); translation from Differ. Uravn. 20, No. 11, 1968-1975 (1984).
Reviewer: R.Schmidt
MSC:  74P99 74A55 74M15 74S30 35D05 74K15 35D10 49J40 74K20 46G05
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Some two-dimensional mixed problems with initial functions differing from zero for conjugation conditions. I. (English. Russian original) Zbl 0574.35057

Differ. Equations 20, 1372-1383 (1984); translation from Differ. Uravn. 20, No. 11, 1925-1940 (1984).
MSC:  35L20 35C15 35D05 35L15 35A22 44A10
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A theorem concerning an infinite derivative for a second order parabolic equation with a nonnegative characteristic form. (English. Russian original) Zbl 0574.35037

Differ. Equations 20, 1484-1491 (1984); translation from Differ. Uravn. 20, No. 12, 2103-2112 (1984).
Reviewer: O.Zhautykov
MSC:  35K10 35B30
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Nonlocal continuability of solutions of nonlinear integrodifferential kinetic-reactor equation systems. (English. Russian original) Zbl 0573.45012

Differ. Equations 20, 1273-1284 (1984); translation from Differ. Uravn. 20, No. 10, 1769-1782 (1984).
Reviewer: A.A.Martynyuk
MSC:  45K05 80A30 82D45
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Mixed boundary-value problem concerning the diffraction of radiation from a horizontal magnetic dipole at a circular aperture in a plane screen in the presence of a coaxial circular disk. (English. Russian original) Zbl 0573.35021

Differ. Equations 20, 1478-1484 (1984); translation from Differ. Uravn. 20, No. 12, 2095-2103 (1984).
Reviewer: A.Ciarkowski
MSC:  35J25 45B05 78A45
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Selection of mesh points for the approximate solution of boundary-value problems by the spline-collocation method. (English. Russian original) Zbl 0572.65067

Differ. Equations 20, 1102-1106 (1984); translation from Differ. Uravn. 20, No. 9, 1529-1534 (1984).
Reviewer: G.Vainikko
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Bounds, near the boundary of a region, of solutions of homogeneous linear elliptic equations of arbitrary order with variable coefficients. (English. Russian original) Zbl 0571.35032

Differ. Equations 20, 1137-1141 (1984); translation from Differ. Uravn. 20, No. 9, 1572-1577 (1984).
Reviewer: A.Lahtinen
MSC:  35J30 35B45 35A05 35B35
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Absolute summability by Riesz means of expansions of Nikol’skii-class functions with respect to a fundamental system of functions of the Laplace operator. (English. Russian original) Zbl 0571.35006

Differ. Equations 20, 1141-1145 (1984); translation from Differ. Uravn. 20, No. 9, 1577-1582 (1984).
Reviewer: A.Lahtinen
MSC:  35C10 42C15 35J05
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Relation between the stabilization of a Poisson integral, uniform on each compact, and the convergence of spherical Cesàro-Riesz means. (English. Russian original) Zbl 0569.35041

Differ. Equations 20, 1384-1389 (1984); translation from Differ. Uravn. 20, No. 11, 1940-1947 (1984).
Reviewer: V.Ionescu
MSC:  35K15 35B35 35B40
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