Found 75 Documents (Results 1–75)
Generalized functions of operators. (Russian. English summary) Zbl 0654.46043
Approximations of Wiener continual integrals based on interpolation methods of convergence improvement. (Russian. English summary) Zbl 0632.65018
Rational approximation of functions which are representable in the form of an integral of fractional order in the Riemann-Liouville sense. (Russian. English summary) Zbl 0617.41031
Reviewer: J. Štulc
Necessary conditions for the isochronism of the center of a differential system with a nonlinearity of third order. (Russian. English summary) Zbl 0616.34024
MSC:
34C05
Pro-p-groups of finite cohomological dimension. (Russian. English summary) Zbl 0616.20012
Reviewer: J.Jackowski
On the metaplectic kernel for anisotropic groups. (Russian. English summary) Zbl 0616.12007
Reviewer: S.A.Basarab
Two classes of Turing machines. (Russian) Zbl 0614.68036
Reviewer: A.V.Anisimov
MSC:
68Q25
68Q05
Calculation of the diophantine dimension of \({\mathcal P}\)-adic fields. (Russian. English summary) Zbl 0613.10022
Reviewer: W.Narkiewicz
K-unirationality of conic bundles and splitting fields of simple central algebras. (Russian) Zbl 0609.14030
Reviewer: V.L.Popov
MSC:
14M20
On the test of liveness of ordinary Petri nets. (Russian. English summary) Zbl 0607.68043
MSC:
68Q85
On the mapping of Weyl’s essential spectrum. (Russian. English summary) Zbl 0606.47004
Reviewer: A.H.Nasr
On an autonomous quadratic system in the case of a pole at infinity. (Russian. English summary) Zbl 0606.34023
MSC:
34C05
Prime varieties of algebras over the fields of prime characteristics. (Russian. English summary) Zbl 0604.16016
Reviewer: V.Drensky
On the commutator length of the Chevalley groups over a field. (Russian. English summary) Zbl 0603.20030
Reviewer: S.V.Chmutov
The problem of optimal coding of GOTO statement. (Russian. English summary) Zbl 0598.68005
MSC:
68N01
Finite groups with a system of \({\mathcal F}\)-subgroups. (Russian. English summary) Zbl 0596.20015
Reviewer: L.A.Shemetkov
MSC:
20D10
Freedom criterion for the rings of invariants of quadratic groups. (Russian. English summary) Zbl 0596.14006
Reviewer: G.A.Noskov
Analytical superposition operators. (Russian. English summary) Zbl 0591.47048
Reviewer: V.Angelov
Nonlinear conjugation problem on a Riemann surface. (Russian. English summary) Zbl 0589.30042
Reviewer: S.G.Samko
MSC:
30E25
A nonlinear conjugation problem on the Riemann surface in the case of zero-homologous contour. (Russian. English summary) Zbl 0589.30041
Reviewer: S.G.Samko
MSC:
30E25
Pseudonormals in the theory of elastic waves. (Russian. English summary) Zbl 0588.73049
Reviewer: B.Zh.Gai
On a certain application of the method of incomplete factorization. (Russian. English summary) Zbl 0588.30041
Reviewer: V.V.Peller
MSC:
30E25
Representations on the group SO(4) and the Jacobi functions of matrix indices. (Russian. English summary) Zbl 0584.22006
Reviewer: G.L.Litvinov
A space of Nikol’skij-Besov type in the operator calculus. (Russian. English summary) Zbl 0583.46028
Reviewer: J.Durdil
About the axiomatics of \(n\)-ary groups. (Russian. English summary) Zbl 0583.20058
Reviewer: B.Gleichgewicht
On \({\mathcal F}\)-projectors of finite groups. (Russian. English summary) Zbl 0583.20012
Reviewer: Ya.G.Berkovich
Representation of powers by polynomials in algebraic number fields. (Russian. English summary) Zbl 0583.10011
Reviewer: K.Györy
Reducibility of polyadic groups. (Russian. English summary) Zbl 0582.20062
Reviewer: B.Gleichgewicht
MSC:
20N15
Semigroups with semidistributive subsemigroup lattices. (Russian. English summary) Zbl 0582.20045
Reviewer: I.Peák
Spectrum of a unilateral shift with operator weights, which are scalar multiples of a fixed operator. (Russian. English summary) Zbl 0579.47026
Reviewer: Yu.Latushkin
Problems on magistrals on the plane. (Russian. English summary) Zbl 0579.05013
Reviewer: D.Ivanchev
On a particular numerical method of finding a correlation of the solution of the integro-differential equation of aeroelasticity with a random disturbance of its right-hand side. (Russian. English summary) Zbl 0578.65145
A stratified sample for the integral equation of radiation transfer at large optical thickness. (Russian. English summary) Zbl 0578.65144
On forcibly P-graphic sequences. (Russian. English summary) Zbl 0577.05058
MSC:
05C99
The adaptive method for solving the general problem of fractional linear programming. (Russian. English summary) Zbl 0576.90093
Pontryagin’s maximum principle for systems with variable delay. (Russian. English summary) Zbl 0576.49010
Bifurcations of limit cycles of a quadratic system with two parameters rotating the field. (Russian. English summary) Zbl 0576.34028
The structure of finite groups with \(\mathcal F\)-separating subgroups. (Russian. English summary) Zbl 0576.20009
Reviewer: S. A. Syskin
MSC:
20D10
A method of reducing the suboptimality estimate in quadratic programming. (Russian. English summary) Zbl 0575.90051
Minimization of the number of processors for realization of homogeneous competitive processes. (Russian. English summary) Zbl 0575.68034
MSC:
68N25
Stable algorithms for an approximate solution of the Riemannian boundary value problem for analytic functions. (Russian. English summary) Zbl 0575.30038
Reviewer: M.Schleiff
MSC:
30E25
The Kontorovich-Lebedev integral transform in a new function class. (Russian. English summary) Zbl 0574.42002
Reviewer: N.Bozhimov
MSC:
42A15
Adaptive method for the solution of simple problems of geometric programming. (Russian. English summary) Zbl 0573.90082
On the convergence domain of the method of successive approximations for linear equations. (Russian. English summary) Zbl 0573.47013
Mixed problems for some pluriparabolic equations of variable order. (Russian. English summary) Zbl 0571.35054
MSC:
35K35
35A05
Addition theorems for toroidal functions. (Russian) Zbl 0571.33004
Reviewer: E.Riekstiņš
Tori of periodic spaces with multiplication. (Russian. English summary) Zbl 0571.22009
Reviewer: B.N.Apanasov
Periodic subgroups of classical groups over fields of positive characteristic. (Russian. English summary) Zbl 0571.20042
Reviewer: A.Zalesskij
Maximal periodic subgroups of the symplectic group. (Russian. English summary) Zbl 0571.20041
Reviewer: A.Zalesskij
Diophantine approximations to the values of algebraic functions. (Russian. English summary) Zbl 0571.10039
Reviewer: V.Ennola
Integral transforms of Fourier type in a new function class. (Russian. English summary) Zbl 0569.44001
Reviewer: M.Voicu
On linear systems of differential equations which are unsolvable with respect to the derivatives. (Russian. English summary) Zbl 0569.34036
On the construction of the algebraic function field corresponding to a given covering of the sphere. (Russian. English summary) Zbl 0567.14020
Reviewer: G.Angermüller
The absolute Galois group of a Henselian field. (Russian. English summary) Zbl 0567.12018
Reviewer: G.Dzhanelidze
d-convexity and Steiner functions on graphs. (Russian) Zbl 0567.05050
Reviewer: I.Maruşciac
On the normal structure of finite groups. (Russian. English summary) Zbl 0566.20011
Reviewer: V.Mazurov
Finite \(\pi\)-solvable groups and their projectors. (Russian. English summary) Zbl 0566.20010
Reviewer: Ya.G.Berkovich
Systems with randomized choice of service intensity. (Russian. English summary) Zbl 0564.60092
A harmonic function with a minimal deviation from a given continuous one in the circle. (Russian. English summary) Zbl 0564.31001
The best rational approximation of functions representable in the form of convolution. (Russian. English summary) Zbl 0563.41018
MSC:
41A20
A simple method for the determination of the delay time of a super radiant boson avalanche. (Russian. English summary) Zbl 0563.34060
MSC:
34K05
The behaviour of the solution to difference equations obtained by a certain numerical method. (Russian. English summary) Zbl 0563.34057
Estimation of the attraction domain in the noncritical case. (Russian. English summary) Zbl 0563.34055
MSC:
34D20
Quadratic systems with a fractional-linear reflecting function. (Russian. English summary) Zbl 0563.34044
MSC:
34C25
On the convergence of A. M. Samojlenko’s method of successive approximations for finding periodic solutions. (Russian. English summary) Zbl 0563.34043
Classes of third-order equations with fixed critical points. (Russian. English summary) Zbl 0563.34034
MSC:
34C05
On some class of systems with axial symmetry. (Russian. English summary) Zbl 0563.34033
MSC:
34C05
The behaviour of the integral curves of systems with axial symmetry. (Russian. English summary) Zbl 0563.34032
MSC:
34C05
On some system without mobile critical singular points. (Russian. English summary) Zbl 0563.34031
MSC:
34C05
To the theory of the sixth Painlevé equation. (Russian. English summary) Zbl 0563.34030
MSC:
34B30
On a new approach to the construction of algorithms for the numerical solution of Cauchy problems for differential equations of higher orders. (Russian. English summary) Zbl 0563.34008
A special linear second order equation. (Russian. English summary) Zbl 0563.34004
A particular class of third-order equations without mobile critical points. (Russian. English summary) Zbl 0563.34002
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