Поиск по:vestnik.math.msu.su -
Поискать по всем серверам
На этой странице приведены все страницы сервера vestnik.math.msu.su ,которые мы индексируем. Показаны документы 461 - 480 из 1640.
Упорядочить по:
URL
|
дате изменения
461. Vestnik Moskovskogo Universiteta. Seriya 1. Matematika. Mekhanika
Multiple Fourier series for functions from a Zygmund class / S. L. Donskikh. Vestnik Moskovskogo Universiteta. Seriya 1. Matematika. Mekhanika. 2010. ... The paper concerns with necessary and sufficient conditions providing that a function of many variables with nonnegative trigonometric Fourier coefficients velongs to the big and small Zygmund classes. Earler, such a result was obtained by R.P. Boas in the one-dimensional case and by V. Fulop in the two-dimensional case. ...
[
Сохраненная копия
]
Ссылки http://vestnik.math.msu.su/en/DATA/2010/1/node1 -- 6.0 Кб -- 10.04.2016
Похожие документы
Похожие документы
462. Vestnik Moskovskogo Universiteta. Seriya 1. Matematika. Mekhanika
Parallel CPR preconditioner for a multicomponent fluid flow filtration problem in a porous medium / I. G. Gorelov. Vestnik Moskovskogo Universiteta. Seriya 1. Matematika. Mekhanika. 2009. ... Key words : CPR-method, parallel preconditioner, sparse matrices, iteration algorithm, fluid flow in porous media. ...
[
Сохраненная копия
]
Ссылки http://vestnik.math.msu.su/en/DATA/2009/6/node9 -- 6.2 Кб -- 10.04.2016
Похожие документы
Похожие документы
463. Vestnik Moskovskogo Universiteta. Seriya 1. Matematika. Mekhanika
... Vestnik Moskovskogo Universiteta. Seriya 1. Matematika. ... 2009. ... The solution to the nonaxisymmetric plane problem in the nonlinear theory of viscoelasticity is examined for a cylinder reinforced by a circular elastic shell and having an internal cut of the "maltese cross" type. The authentication of the nonlinear endochronous theory of aging viscoelastic materials is conducted by the genetic algorithm method on the basis of nonmonotonic experimental dependence of stresses on strains. ...
[
Сохраненная копия
]
Ссылки http://vestnik.math.msu.su/en/DATA/2009/6/node7 -- 6.4 Кб -- 10.04.2016
Похожие документы
Похожие документы
464. Vestnik Moskovskogo Universiteta. Seriya 1. Matematika. Mekhanika
Waterman classes and piecewise monotone approximations / A. N. Bakhvalov. Vestnik Moskovskogo Universiteta. Seriya 1. Matematika. Mekhanika. 2009. ... A neсessary and sufficient condition for a class of functions with a given estimate on piecewise monotone approximations to be embedded into the Waterman class (of functions of bounded \Lambda -variation) is obtained. Key words : piecewise monotone approximation, genezalized variation. ...
[
Сохраненная копия
]
Ссылки http://vestnik.math.msu.su/en/DATA/2009/6/node8 -- 5.9 Кб -- 10.04.2016
Похожие документы
Похожие документы
465. Vestnik Moskovskogo Universiteta. Seriya 1. Matematika. Mekhanika
Hydraulic fracture crack propagation driven by a non-Newtonian fluid / V. R. Tagirova. Vestnik Moskovskogo Universiteta. Seriya 1. Matematika. Mekhanika. 2009. ... The fluid driven fracture problem in a porous medium is considered. ... It is shown that the system of governing equations has a power-law self-similar solution, whereas, in the case of small or large fluid leak-off into the porous medium, there are the classes of power-law or exponential self-similar solutions. ...
[
Сохраненная копия
]
Ссылки http://vestnik.math.msu.su/en/DATA/2009/6/node6 -- 6.5 Кб -- 10.04.2016
Похожие документы
Похожие документы
466. Vestnik Moskovskogo Universiteta. Seriya 1. Matematika. Mekhanika
Algebraicity of the radical in local rings / I. O. Kachkovskii. Vestnik Moskovskogo Universiteta. Seriya 1. Matematika. Mekhanika. 2009. ... In this paper we continue the study of algebraic subsets of noncommutative local rings. ... In particular, we prove that the Jacobson radical of a local ring is an algebraic subset if and only if it is a nil ideal of a bounded index. ...
[
Сохраненная копия
]
Ссылки http://vestnik.math.msu.su/en/DATA/2009/6/node4 -- 6.0 Кб -- 10.04.2016
Похожие документы
Похожие документы
467. Vestnik Moskovskogo Universiteta. Seriya 1. Matematika. Mekhanika
Cantor set and interpolation / O. D. Frolkina. Vestnik Moskovskogo Universiteta. Seriya 1. Matematika. Mekhanika. 2009. ... In 1998, Y. Benyamini published interesting results concerning interpolation of sequences using continuous functions \mathbb R\to\mathbb R . In particular, he proved that there exists a continuous function \mathbb R\to \mathbb R which in some sense "interpolates" all sequences (x_n)_{n\in\mathbb Z} \in [0,1]^{\mathbb Z} "simultaneously." ...
[
Сохраненная копия
]
Ссылки http://vestnik.math.msu.su/en/DATA/2009/6/node5 -- 6.5 Кб -- 10.04.2016
Похожие документы
Похожие документы
468. Vestnik Moskovskogo Universiteta. Seriya 1. Matematika. Mekhanika
Application of Markov's quadrature in orthogonal expansions / O. B. Arushanyan, S. F. Zaletkin. Vestnik Moskovskogo Universiteta. Seriya 1. Matematika. Mekhanika. 2009. ... A method of using Markov's quadrature with a fixed node is proposed to calculate the coefficients of the expansion of a function in a Chebyshev shifted series. ... Key words : Markov's quadratures, Fourier Chebyshev series, Chebyshev shifted series, orthogonal expansions, interpolation polynomials. ...
[
Сохраненная копия
]
Ссылки http://vestnik.math.msu.su/en/DATA/2009/6/node3 -- 6.1 Кб -- 10.04.2016
Похожие документы
Похожие документы
469. Vestnik Moskovskogo Universiteta. Seriya 1. Matematika. Mekhanika
Generalized double layer potentials / T. A. Soldatova. Vestnik Moskovskogo Universiteta. Seriya 1. Matematika. Mekhanika. 2009. ... Generalized double layer potentials are considered. Their boundary properties on a plane are studied. Conditions when such potentials are continuously extended to the domain boundary are obtained. ... Key words : generalized double layer potentials, boundary value problems, elliptic equations on a plane. ...
[
Сохраненная копия
]
Ссылки http://vestnik.math.msu.su/en/DATA/2009/6/node2 -- 5.9 Кб -- 10.04.2016
Похожие документы
Похожие документы
470. Vestnik Moskovskogo Universiteta. Seriya 1. Matematika. Mekhanika
The nilpotent \pi -length of maximum subgroups in finite \pi -soluble groups / V. S. Monakhov, O. A. Shpyrko. Vestnik Moskovskogo Universiteta. Seriya 1. Matematika. Mekhanika. 2009. ... A connection between \pi -lengths of a \pi -soluble group and its maximal subgroup is established. The results are applied to the corresponding projectors and injectors in soluble groups. Key words : finite soluble group, maximal subgroup, nilpotent length, projector, injector. ...
[
Сохраненная копия
]
Ссылки http://vestnik.math.msu.su/en/DATA/2009/6/node1 -- 5.9 Кб -- 10.04.2016
Похожие документы
Похожие документы
471. Vestnik Moskovskogo Universiteta. Seriya 1. Matematika. Mekhanika
... Vestnik Moskovskogo Universiteta. Seriya 1. Matematika. Mekhanika. 2009. ... Solutions to the system of equations describing the propagation of hydraulic fracture cracks in a porous medium are obtained in the travelling wave form. The only sought solution is the separatrix of integral curves on the "penetration depth crack width" plane. Some necessary dependencies that should be given at the crack inlet are found for the fluid flow rate and the fluid pressure. ...
[
Сохраненная копия
]
Ссылки http://vestnik.math.msu.su/en/DATA/2009/4/node8 -- 6.2 Кб -- 10.04.2016
Похожие документы
Похожие документы
472. Vestnik Moskovskogo Universiteta. Seriya 1. Matematika. Mekhanika
To a formulation of the flutter problem for a conical shell with a small apex angle / I. A. Kiiko, M. A. Nadzhafov. Vestnik Moskovskogo Universiteta. Seriya 1. Matematika. Mekhanika. 2009. ... In this paper a refined expression for the excessive pressure is proposed to take into account the irregularity of undisturbed flow parameters. ... Key words : conical shell, internal flow, irregularity of flow, flutter. ...
[
Сохраненная копия
]
Ссылки http://vestnik.math.msu.su/en/DATA/2009/4/node9 -- 6.1 Кб -- 10.04.2016
Похожие документы
Похожие документы
473. Vestnik Moskovskogo Universiteta. Seriya 1. Matematika. Mekhanika
On flat thin elastic rods with rapidly varying periodic characteristics / E. I. Kugushev, D. I. Sabitov. Vestnik Moskovskogo Universiteta. Seriya 1. ... The free form of the rod is described by a periodic curve. It is shown that, under constant loads, its equilibrium form tends to the equilibrium form of a thin rectilinear rod when the frequency of the function describing the free form increases infinitely. ... Key words : thin elastic rods, weak convergence, spatial DNA forms. ...
[
Сохраненная копия
]
Ссылки http://vestnik.math.msu.su/en/DATA/2009/4/node7 -- 6.1 Кб -- 10.04.2016
Похожие документы
Похожие документы
474. Vestnik Moskovskogo Universiteta. Seriya 1. Matematika. Mekhanika
Localization of small zeros of sine and cosine Fourier transforms of a finite positive nondecreasing function / A. M. Sedletskii. Vestnik Moskovskogo Universiteta. Seriya 1. Matematika. Mekhanika. 2009. ... Let a function f be integrable, positive, and nondecreasing in the interval (0,1) . ... In this paper, zeros of the function with small numbers are included into intervals being proper subsets of the corresponding Polya intervals. ...
[
Сохраненная копия
]
Ссылки http://vestnik.math.msu.su/en/DATA/2009/4/node6 -- 6.5 Кб -- 10.04.2016
Похожие документы
Похожие документы
475. Vestnik Moskovskogo Universiteta. Seriya 1. Matematika. Mekhanika
An elementary proof of the irrationality of \zeta(3) / Yu. ... Vestnik Moskovskogo Universiteta. Seriya 1. Matematika. Mekhanika. 2009. ... An elementary proof of the irrationality of \zeta(3) is presented. The proof is based on a two times more dense sequence of diophantine approximations to this number than the sequence in the original proof of Apery. Key words : irrationality, zeta-values, recurrence. ...
[
Сохраненная копия
]
Ссылки http://vestnik.math.msu.su/en/DATA/2009/4/node5 -- 5.9 Кб -- 10.04.2016
Похожие документы
Похожие документы
476. Vestnik Moskovskogo Universiteta. Seriya 1. Matematika. Mekhanika
Expansion over a system of shifts of pyramidal functions / T. P. Lukashenko, S. M. Lytkin. Vestnik Moskovskogo Universiteta. Seriya 1. Matematika. ... A method for approximation of functions of two variables by a linear combination of nonnegative piecewise linear functions with a compact support is presented. ... The accuracy of the approximation in the spaces of continuous and integrable functions is proved to have the same order as the best approximation by piecewise linear functions. ...
[
Сохраненная копия
]
Ссылки http://vestnik.math.msu.su/en/DATA/2009/4/node4 -- 6.1 Кб -- 10.04.2016
Похожие документы
Похожие документы
477. Vestnik Moskovskogo Universiteta. Seriya 1. Matematika. Mekhanika
Relation between two measures of the computation complexity for systems of monomials / V. V. Kochergin. Vestnik Moskovskogo Universiteta. Seriya 1. Matematika. Mekhanika. ... For a class of matrices defining exponents of variables in a system of monomials, a nontrivial lower bound of complexity is found (where the complexity is defined as the minimum number of multiplications required to calculate the system starting from variables). ...
[
Сохраненная копия
]
Ссылки http://vestnik.math.msu.su/en/DATA/2009/4/node2 -- 6.2 Кб -- 10.04.2016
Похожие документы
Похожие документы
478. Vestnik Moskovskogo Universiteta. Seriya 1. Matematika. Mekhanika
Uniform Morse lemma and isotopy criterion for Morse functions on surfaces / E. A. Kudryavtseva. Vestnik Moskovskogo Universiteta. Seriya 1. Matematika. Mekhanika. 2009. ... Let M be a smooth compact (orientable or not) surface with or without a boundary. ... Let F be the space of Morse functions on M which are constant on each boundary component and have no critical points on the boundary. ... Key words : Morse function, equivalence of Morse functions, closed surface, Morse lemma. ...
[
Сохраненная копия
]
Ссылки http://vestnik.math.msu.su/en/DATA/2009/4/node3 -- 6.8 Кб -- 10.04.2016
Похожие документы
Похожие документы
479. Vestnik Moskovskogo Universiteta. Seriya 1. Matematika. Mekhanika
The complexity and depth of Boolean circuits for multiplication and inversion in some fields GF(2^n) / S. B. Gashkov, I. S. Sergeev. Vestnik Moskovskogo Universiteta. Seriya 1. Matematika. Mekhanika. 2009. ... For a standard basis of the field GF(2^n) , a multiplier of complexity O(\log \log p)n\log n \log\log_p n and an invertor of complexity O(\log p\log\log p)n\log n \log\log_p n are constructed. ... Key words : Boolean schemes, finite fields, multiplier, invertor. ...
[
Сохраненная копия
]
Ссылки http://vestnik.math.msu.su/en/DATA/2009/4/node1 -- 6.4 Кб -- 10.04.2016
Похожие документы
Похожие документы
480. Vestnik Moskovskogo Universiteta. Seriya 1. Matematika. Mekhanika
Refinement of trajectory parameters for GPS and GLONASS navigation satellites using IGS position data / O. N. Bogdanov. Vestnik Moskovskogo Universiteta. Seriya 1. Matematika. Mekhanika. 2009. ... The inaccurate knowledge of navigation satellite trajectory parameters is one of the factors decreasing the accuracy of processed measuring data. ... Key words : satellite navigation system, post-processing, standard mode, International Global Navigation Satellite Systems Service (IGS). ...
[
Сохраненная копия
]
Ссылки http://vestnik.math.msu.su/en/DATA/2009/3/node9 -- 6.0 Кб -- 10.04.2016
Похожие документы
Похожие документы