2(94)/2019-Математика

2(94)/2019-Математика

 

  • Akishev, A.Sh. Splitting method and the existence of a strong solution of the Navier-Stokes equations / A.Sh. Akishev

  • Bayraktar, B. Some new integral inequalities for (s;m)-convex and (а;m)-convex functions / B. Bayraktar, V.Ch. Kudaev

  • Jafarov, S.Z. Best trigonometric approximation and modulus of smoothness of functions in weighted grand Lebesgue spaces / S.Z. Jafarov

  • Kalimbetov, B.T. Integro-differentiated singularly perturbed equations with fast oscillating coefficients / B.T. Kalimbetov, V.F. Safonov

  • Kosmakova, M.T. On a pseudo-Volterra nonhomogeneous integral equation / M.T. Kosmakova, D.M. Akhmanova, Zh.M. Tuleutaeva [et al.]

  • Ospanov, K.N. Conditions of coercive solvability of third-order differential equation with unbounded intermediate coefficients / K.N. Ospanov, Zh.B. Yeskabylova

  • Sartabanov, Zh.A. On multi-periodic solutions of quasilinear autonomous systems with an operator of differentiation on the Lyapunov’s vector field / Zh.A. Sartabanov, B.Zh. Omarova

  • Yeshkeyev, A.R. The atomic definable subsets of semantic model / A.R. Yeshkeyev, A.K. Issaeva, N.M. Mussina

  • Yeshkeyev, A.R. The J-minimal sets in the hereditary theories / A.R. Yeshkeyev, M.T. Omarova, G.E. Zhumabekova

  • Babii, M.V. Justification of the dependencies for calculating gripping forces of multifaceted unresharpenable plates in the holder of a cutoff tool at their lateral installation / M.V. Babii, V.O. Nastasenko, V.O. Protsenko [et al.]

  • Bukenov, M.M. Two-dimensional thermo-viscoelastic waves in layered media / M.M. Bukenov, A.A. Adamov, Y.M. Mukhametov

  • Yessenbayeva, G.A. On the calculation of rectangular plates by the trigonometric series / G.A. Yessenbayeva, F.M. Akhanov, T.Kh. Makazhanova

  • Bayeshova, M.U. Digitalization of healthcare system of Kazakhstan / M.U. Bayeshova, A.M. Omarov

  • Iskakov, K.T. Mathematical modeling of the source and environment response for the equation of geoelectrics / K.T. Iskakov, B.G. Mukanova, A.S. Berdyshev

  • Shayakhmetova, B.K. Models of interaction of cryptography and chaotic dynamics / B.K. Shayakhmetova, T.L. Ten, G.D. Kogay [et al.]

  • Zinchenko, D.A. The usage of the method of mathematical statistics in the process of optimization of the content of antifriction composite materials / D.A. Zinchenko, A.V. Akimov, M.V. Babii

    • Recent Submissions

    • The usage of the method of mathematical statistics in the process of optimization of the content of antifriction composite materials 
      Zinchenko, D.A.; Akimov, A.V.; Babii, M.V. (Ye.A.Buketov Karaganda State University Publishing house, 2019-06-28)
      The optimum content of microtalc (dispersion d = 7...10 μm) and silver carbonate (dispersion d = 0,5 μm) fillers in polymeric materials was determined by the method of mathematical statistics to form an adhesive and ...
    • Models of interaction of cryptography and chaotic dynamics 
      Shayakhmetova, B.K.; Ten, T.L.; Kogay, G.D.; Omarova, Sh.E. (Ye.A.Buketov Karaganda State University Publishing house, 2019-06-28)
      Cryptography deals with the problem of information protection by its transformation, providing the protection of information (by means of computational techniques), i.e. a set of agreed encryptian tools. Under the ...
    • Mathematical modeling of the source and environment response for the equation of geoelectrics 
      Iskakov, K.T.; Mukanova, B.G.; Berdyshev, A.S.; Kembay, A.S.; Tokseit, D.K. (Ye.A.Buketov Karaganda State University Publishing house, 2019-06-28)
      In this paper an algorithm is proposed for determining the source of excitation of electromagnetic waves emitted by the Ground-penetrating radar (GPR) device as a function of time. A mathematical model for solving this ...
    • Digitalization of healthcare system of Kazakhstan 
      Bayeshova, M.U.; Omarov, A.M. (Ye.A.Buketov Karaganda State University Publishing house, 2019-06-28)
      The article is devoted to the development of digital technologies in the field of healthcare of Kazakhstan. The process of automation of a medical institution hospital is considered. The functionality of the developed ...
    • On the calculation of rectangular plates by the trigonometric series 
      Yessenbayeva, G.A.; Akhanov, F.M.; Makazhanova, T.Kh. (Ye.A.Buketov Karaganda State University Publishing house, 2019-06-28)
      The article is devoted to the question of applying the method of single trigonometric series to solving the plate bending problems. In this article the structure of this method is described, its main components are ...
    • Two-dimensional thermo-viscoelastic waves in layered media 
      Bukenov, M.M.; Adamov, A.A.; Mukhametov, Y.M. (Ye.A.Buketov Karaganda State University Publishing house, 2019-06-28)
      Dynamic problems of deformation of solids have been the subject of numerous studies in the CIS and abroad. The rejection of a number of simplifying assumptions made in the cited and other published works leads to the need ...
    • Justification of the dependencies for calculating gripping forces of multifaceted unresharpenable plates in the holder of a cutoff tool at their lateral installation 
      Babii, M.V.; Nastasenko, V.O.; Protsenko, V.O.; Zinchenko, D.O. (Ye.A.Buketov Karaganda State University Publishing house, 2019-06-28)
      In the article mathematical dependencies to determine the gripping force of the cutting plate in the socket of assembled cutoff tools with the lateral installation of multifaceted unresharpenable plates (MUP) are proposed ...
    • The J-minimal sets in the hereditary theories 
      Yeshkeyev, A.R.; Omarova, M.T.; Zhumabekova, G.E. (Ye.A.Buketov Karaganda State University Publishing house, 2019-06-28)
      Our attention in given article will be paid to the study of model-theoretic properties of hereditary Jonsson theories, while we consider Jonsson theories that retain jonsonness under any admissible enrichment. In given ...
    • The atomic definable subsets of semantic model 
      Yeshkeyev, A.R.; Issaeva, A.K.; Mussina, N.M. (Ye.A.Buketov Karaganda State University Publishing house, 2019-06-28)
      In this paper some properties of small models, generally speaking, not necessarily complete theories and their relationship with each other were considered. Under small models we will understand some modifications of the ...
    • On multi-periodic solutions of quasilinear autonomous systems with an operator of differentiation on the Lyapunov’s vector field 
      Sartabanov, Zh.A.; Omarova, B.Zh. (Ye.A.Buketov Karaganda State University Publishing house, 2019-06-28)
      A quasilinear autonomous system with an operator of differentiation with respect to the characteristic directions of time and space variables associated with a Lyapunov’s vector field is considered. The question of the ...
    • Conditions of coercive solvability of third-order differential equation with unbounded intermediate coefficients 
      Ospanov, K.N.; Yeskabylova, Zh.B. (Ye.A.Buketov Karaganda State University Publishing house, 2019-06-28)
      In this paper we study the following equation -y’’’ + r (x) y’’ + q (x) y’ + s (x) y = f (x); where the intermediate coefficients r and q do not depend on s. We give the conditions of the coercive solvability for f E L2 ...
    • On a pseudo-Volterra nonhomogeneous integral equation 
      Kosmakova, M.T.; Akhmanova, D.M.; Tuleutaeva, Zh.M.; Kasymova, L.Zh. (Ye.A.Buketov Karaganda State University Publishing house, 2019-06-28)
      In this paper the issues of the solvability of a pseudo-Volterra nonhomogeneous integral equation of the second kind are studied. The solution to the corresponding homogeneous equation and the classes of the uniqueness of ...
    • Integro-differentiated singularly perturbed equations with fast oscillating coefficients 
      Kalimbetov, B.T.; Safonov, V.F. (Ye.A.Buketov Karaganda State University Publishing house, 2019-06-28)
      In the study of various issues related to dynamic stability, with the properties of media with a periodic structure, in the study of other applied problems, one has to deal with differential equations with rapidly oscillating ...
    • Best trigonometric approximation and modulus of smoothness of functions in weighted grand Lebesgue spaces 
      Jafarov, Sadulla Z. (Ye.A.Buketov Karaganda State University Publishing house, 2019-06-28)
      In this work, first of all, Lωp),Θ (T) weighted grand Lebesgue spaces and Muckenhoupt weights is defined. The information about properties of these spaces is given. Let Tn be the trigonometric polynomial of best approximation. ...
    • Some new integral inequalities for (s;m)-convex and (а;m)-convex functions 
      Bayraktar, B.; Kudaev, V.Ch. (Ye.A.Buketov Karaganda State University Publishing house, 2019-06-28)
      The paper considers several new integral inequalities for functions the second derivatives of which, with respect to the absolute value, are (s;m)-convex and (а;m)-convex functions. These results are related to well-known ...
    • Splitting method and the existence of a strong solution of the Navier-Stokes equations 
      Akishev (Akysh), A.Sh. (Ye.A.Buketov Karaganda State University Publishing house, 2019-06-28)
      In the author’s article from the previous issue of the journal from the properties of the ONS solutions the relation between pressure and module square of velocity vector is set. Based on which the uniqueness of the weak ...