O басталады
Janr:Қолданбалы ғылымдар. Жалпы сұрақтар. Техника (technics_IT)
Basylym tіlі:Aǵylshyn
Basylym túrі:baspasóz(Jýrnaldar)
Nátejeler:
1-10 ız 17
![](/FileStore/dataFiles/3c/80/1653627/content/cover.png?time=1724285731002&key=d65f36f529dfe6151c9d72b8ebbe614b)
мерзімді басылым(Журналы)
UTEULIN K. R.
Uteulin, K. R. On the need to develop technologies for producing bioplastics in Kazakhstsn [Text] / K. R. Uteulin, K. Z. Zambakin // Қазақстан Республикасы Ұлттық ғылым академиясының баяндамалары. - 2020. - № 5. - p. 42-48. - Bibliogr.: p. 47-48 ISSN 2224-5227.
ÁOJ:
678.5
Taqyrypty aıdarlar
- Plastics
Ańdatpa
This article is published with a purpose to draw attention to the need to initiate in Kazakhstan development on technologies for producing bioplastics from Kazakhstsn's own renewable plant resoures
Kіlt sózder
bioplastics, natural polymers, natural rubber, technologies
Qazaqstandуq
0/0 Bos
![](/FileStore/dataFiles/8e/90/1692876/content/cover.png?time=1724285731002&key=5241307aa7564ba8101017d5471518ba)
мерзімді басылым(Журналы)
BASHEYEVA A. O.
Basheyeva, A. O. On quasi-identities of finite modular lattices. II [Text] / A. O. Basheyeva, S. M. Lutsak // Қарағанды университетінің хабаршысы. Математика сериясы. - 2023. - № 2 (110). - P. 45-52. - Bibliogr.: p. 50-51 ISSN 2518-7929.
ÁOJ:
512.57
Taqyrypty aıdarlar
- Universal algebras
Ańdatpa
The main goal of the paper is to present a finite modular lattice that has no finite basis of quasiidentities and does not satisfy conditions of Tumanov’s theorem
Kіlt sózder
lattice, finite lattice, modular lattice, quasivariety, quasi-identity, finite basis of quasi-identities, Tumanov’s conditions
Qazaqstandуq
0/0 Bos
![](/FileStore/dataFiles/e0/10/1692909/content/cover.png?time=1724285731002&key=cf8a8ac1c7466eb103f090de765f1124)
мерзімді басылым(Журналы)
MANAT A. M.
Manat, A. M. On one approximate solution of a nonlocal boundary value problem for the Benjamin-Bona-Mahony equation [Text] / A. M. Manat, N. T. Orumbayeva // Қарағанды университетінің хабаршысы. Математика сериясы. - 2023. - № 2 (110). - P. 84-92. - Bibliogr.: p. 90-92 ISSN 2518-7929.
ÁOJ:
517.95
Taqyrypty aıdarlar
- Partial differential equations
Ańdatpa
The paper investigates a non-local boundary value problem for the Benjamin-Bona-Mahony equation
Kіlt sózder
Benjamin-Bona-Mahony equation, algorithm, approximate solution, partial differential equation, nonlinear equation
Qazaqstandуq
0/0 Bos
![](/FileStore/dataFiles/20/b9/1690977/content/cover.png?time=1724285731002&key=d3c5b51614e57c531430158d93defc10)
мерзімді басылым(Журналы)
ARIPOV M. M.
Aripov, M. M. On convergence of difference schemes of high accuracy for one pseudo-parabolic Sobolev type equation [Text] / M. M. Aripov, D. Utebaev , M. M. Kazimbetova // Қарағанды университетінің хабаршысы. Математика сериясы. - 2023. - № 1 (109). - P. 24-37. - Bibliogr.: p. 34-35 ISSN 2518-7929.
ÁOJ:
517.95:519.6
Taqyrypty aıdarlar
- Differential equations. Computational mathematics
Ańdatpa
Difference schemes of the finite difference method and the finite element method of high-order accuracy in time and space are proposed and investigated for a pseudo-parabolic Sobolev type equation
Kіlt sózder
pseudo-parabolic equation, difference schemes, finite difference method, finite element method, generalized solutions, a priori estimates, stability, convergence, accuracy
Qazaqstandуq
0/0 Bos
![](/FileStore/dataFiles/3a/19/1690981/content/cover.png?time=1724285731002&key=f110e602e04e0ffc38db9aa75bf21ca9)
мерзімді басылым(Журналы)
ASHYRALYEV А.
Ashyralyev, А. On the hyperbolic type differential equation with time involution [Text] / А. Ashyralyev, А. Ashyralyyev , B. Abdalmohammed // Қарағанды университетінің хабаршысы. Математика сериясы. - 2023. - № 1 (109). - P. 38-47. - Bibliogr.: p. 44-45 ISSN 2518-7929.
ÁOJ:
517.28
Taqyrypty aıdarlar
- Involutory type hyperbolic equation
Ańdatpa
In the present paper, the initial value problem for the hyperbolic type involutory in t second order linear partial differential equation is studied
Kіlt sózder
stability, Banach space, partial differential equation, hyperbolic differential equations, differential operator
Qazaqstandуq
0/0 Bos
![](/FileStore/dataFiles/94/71/1690965/content/cover.png?time=1724285731002&key=c7451338cf91869221571bd91a036879)
мерзімді басылым(Журналы)
ABDYLDAEVA E. F.
Abdyldaeva, E. F. On the solvability of a nonlinear optimization problem with boundary vector control of oscillatory processes [Text] / E. F. Abdyldaeva, A. K. Kerimbekov , M. T. Zhaparov // Қарағанды университетінің хабаршысы. Математика сериясы. - 2023. - № 1 (109). - P. 5-13. - Bibliogr.: p. 10-11 ISSN 2518-7929.
ÁOJ:
517.9
Taqyrypty aıdarlar
- Differential equations. Integral equations
Ańdatpa
In the paper, the solvability of the nonlinear boundary optimization problem has been investigated for the oscillation processes, described by the integro-differential equation in partial derivatives with Fredholm integral operator
Kіlt sózder
general solution, nonlinear optimization, boundary vector control, functional, optimal conditions, property of equal relations
Qazaqstandуq
0/0 Bos
![](/FileStore/dataFiles/e7/e1/1691143/content/cover.png?time=1724285731002&key=114c0cb05ec2187ab3195a68b09d6f8a)
мерзімді басылым(Журналы)
TOKMAGAMBETOVA T. D.
Tokmagambetova, T. D. On one solution of a periodic boundary value problem for a hyperbolic equations [Text] / T. D. Tokmagambetova, N. T. Orumbayeva // Қарағанды университетінің хабаршысы. Математика сериясы. - 2023. - № 1 (109). - P. 141-155. - On one solution of a periodic boundary value problem for a hyperbolic equations ISSN 2518-7929.
ÁOJ:
517.9
Taqyrypty aıdarlar
- Differential equations. Integral equations
Ańdatpa
In a rectangular domain, we consider a boundary value problem periodic in one variable for a system of partial differential equations of hyperbolic type
Kіlt sózder
boundary value problem, hyperbolic equations, algorithm, parametrization method, approximate solution
Qazaqstandуq
0/0 Bos
![](/FileStore/dataFiles/5b/8e/1693598/content/cover.png?time=1724285731002&key=31262230868c1935980990e76449dd87)
мерзімді басылым(Журналы)
YESHKEYEV A. R.
Yeshkeyev, A. R. On categoricity questions for universal unars and undirected graphs under semantic Jonsson quasivariety [Text] / A. R. Yeshkeyev, A. R. Yarullina , S. M. Amanbekov // Қарағанды университетінің хабаршысы. Математика сериясы. - 2023. - № 3 (111). - P. 165-180. - Bibliogr.: p. 175-177 ISSN 2518-7929.
ÁOJ:
510.6
Taqyrypty aıdarlar
- Mathematical logic
Ańdatpa
The article is devoted to the study of semantic Jonsson quasivarieties of universal unars and undirected graphs
Kіlt sózder
Jonsson theory, unar, graph, undirected graph, universal theory, Robinson theory, quasivariety, semantic Jonsson quasivariety, Jonsson spectrum, Robinson spectrum, cosemanticness, countable categoricity
Qazaqstandуq
0/0 Bos
![](/FileStore/dataFiles/a7/ea/1693599/content/cover.png?time=1724285731002&key=444093f93e0ace5f547c20d99eb1b5a1)
мерзімді басылым(Журналы)
YESSENBAYEVA G. A.
Yessenbayeva, G. A. On the function approximation by trigonometric polynomials and the properties of families of function classes over harmonic intervals [Text] / G. A. Yessenbayeva, A. N. Yesbayev , N. K. Syzdykova [et al.] // Қарағанды университетінің хабаршысы. Математика сериясы. - 2023. - № 3 (111). - P. 181-190. - Bibliogr.: p. 187-188 ISSN 2518-7929.
ÁOJ:
517.518.8
Taqyrypty aıdarlar
- Approximation of functions by polynomials and their generalizations
Ańdatpa
The article is devoted to research on approximation theory
Kіlt sózder
harmonic interval, spectrum, Dirichlet kernel, trigonometric polynomials, family of function classes, function approximation
Qazaqstandуq
0/0 Bos
![](/FileStore/dataFiles/01/9a/1693595/content/cover.png?time=1724285731003&key=5e407194b254b6e99efe61cbf2b391e6)
мерзімді басылым(Журналы)
TLEUKHANOVA N. T.
Tleukhanova, N. T. On the Fourier transform of functions from a Lorentz space L 2,r with a mixed metric [Text] / N. T. Tleukhanova, G. K. Mussabayeva , M. Manarbek // Қарағанды университетінің хабаршысы. Математика сериясы. - 2023. - № 3 (111). - P. 138-151. - Bibliogr.: p. 148-149 ISSN 2518-7929.
ÁOJ:
517.518.45
Taqyrypty aıdarlar
- Fourier series
Ańdatpa
In the article a two-dimensional analog of the Bochkarev type theorem for the Fourier transform was received
Kіlt sózder
Lorentz Space, Hausdorff-Young-Riesz theorem, Bochkarev’s theorem, Cauchy-Bunyakovsky inequality, Helder’s inequality
Qazaqstandуq
0/0 Bos
UTEULIN K. R.
ON THE NEED TO DEVELOP TECHNOLOGIES FOR PRODUCING BIOPLASTICS IN KAZAKHSTSN
мерзімді басылым(Журналы)
0/0 Bos
мерзімді басылым(Журналы)
0/0 Bos
MANAT A. M.
ON ONE APPROXIMATE SOLUTION OF A NONLOCAL BOUNDARY VALUE PROBLEM FOR THE BENJAMIN-BONA-MAHONY EQUATION
мерзімді басылым(Журналы)
0/0 Bos
ARIPOV M. M.
ON CONVERGENCE OF DIFFERENCE SCHEMES OF HIGH ACCURACY FOR ONE PSEUDO-PARABOLIC SOBOLEV TYPE EQUATION
мерзімді басылым(Журналы)
0/0 Bos
ASHYRALYEV А.
ON THE HYPERBOLIC TYPE DIFFERENTIAL EQUATION WITH TIME INVOLUTION
мерзімді басылым(Журналы)
0/0 Bos
ABDYLDAEVA E. F.
ON THE SOLVABILITY OF A NONLINEAR OPTIMIZATION PROBLEM WITH BOUNDARY VECTOR CONTROL OF OSCILLATORY PROCESSES
мерзімді басылым(Журналы)
0/0 Bos
TOKMAGAMBETOVA T. D.
ON ONE SOLUTION OF A PERIODIC BOUNDARY VALUE PROBLEM FOR A HYPERBOLIC EQUATIONS
мерзімді басылым(Журналы)
0/0 Bos
YESHKEYEV A. R.
ON CATEGORICITY QUESTIONS FOR UNIVERSAL UNARS AND UNDIRECTED GRAPHS UNDER SEMANTIC JONSSON QUASIVARIETY
мерзімді басылым(Журналы)
0/0 Bos
YESSENBAYEVA G. A.
ON THE FUNCTION APPROXIMATION BY TRIGONOMETRIC POLYNOMIALS AND THE PROPERTIES OF FAMILIES OF FUNCTION CLASSES OVER HARMONIC INTERVALS
мерзімді басылым(Журналы)
0/0 Bos
TLEUKHANOVA N. T.
ON THE FOURIER TRANSFORM OF FUNCTIONS FROM A LORENTZ SPACE L 2,R WITH A MIXED METRIC
мерзімді басылым(Журналы)
0/0 Bos