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периодические издания(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.
УДК:
517.518.8
Предметная рубрика
- Approximation of functions by polynomials and their generalizations
Аннотация
The article is devoted to research on approximation theory
Ключевые слова
harmonic interval, spectrum, Dirichlet kernel, trigonometric polynomials, family of function classes, function approximation
Казахстаника
0/0 Свободно
периодические издания(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.
УДК:
517.518.45
Предметная рубрика
- Fourier series
Аннотация
In the article a two-dimensional analog of the Bochkarev type theorem for the Fourier transform was received
Ключевые слова
Lorentz Space, Hausdorff-Young-Riesz theorem, Bochkarev’s theorem, Cauchy-Bunyakovsky inequality, Helder’s inequality
Казахстаника
0/0 Свободно
периодические издания(Журналы)
APAKOV YU. P.
Apakov, Yu. P. On a boundary problem for the fourth order equation with the third derivative with respect to time [Text] / Yu. P. Apakov, D. M. Meliquzieva // Қарағанды университетінің хабаршысы. Математика сериясы. - 2023. - № 4(112). - P. 30-40. - Bibliogr.: p. 36-37 ISSN 2518-7929.
УДК:
517.954
Предметная рубрика
- Boundary value problems
Аннотация
In this paper, a boundary value problem in a rectangular domain for a fourth-order homogeneous partial differential equation containing the third derivative with respect to time was considered
Ключевые слова
Initial boundary problem, Fourier method, uniqueness, existence, eigenvalue, eigenfunction, functional series, Фурье әдісі, бастапқы-шеттік есеп, метод Фурье, начально-краевая задача
Казахстаника
0/0 Свободно
периодические издания(Журналы)
JANTASSOVA A. D.
Jantassova , A. D. On the issue of the "ecological corridor" concept [Text] / A. D. Jantassova // Bulletin of the Karaganda University. Law series. - 2023. - № 2 (110). - P. 68-73. - Bibliogr.: p. 72-73 ISSN 2518-7945.
УДК:
349.6
Предметная рубрика
- Legal problems of environmental protection
Аннотация
The following scientific paper explores the issue of defining the concept of ecological corridor as a means of protecting Special Protected Natural Areas (SPNA) and objects of the State Nature Reserve Fund (SNRF)
Ключевые слова
reserve core , landscape ecology, objects of the State Nature Reserve Fund , special protected natural areas , ecological network , ecological corridor , natural complexes , ecological code of the Republic of Kazakhstan
Казахстаника
0/0 Свободно
периодические издания(Журналы)
ILYASSOV D. K.
Ilyassov, D. K. Overview and advantages of Machine Learning (ML) in Statistics [Text] / D. K. Ilyassov, K. Kitapova , T. Kenc // Қарағанды университетінің хабаршысы. Экономика сериясы. - 2023. - № 1 (109). - P. 59-66. - Bibliogr.: p. 65 ISSN 2518-1998.
УДК:
311:004
Предметная рубрика
- Machine learning in statistics
Аннотация
The main purpose of this study is to provide insight into why machine learning is the future of statistics
Ключевые слова
machine learning, supervised learning, unsupervised learning, reinforcement learning, evolutionary learning, semi-supervised learning, neural network, data science, cтатистикадағы машиналық оқыту, машинное обучение в статистике
Казахстаника
0/0 Свободно
периодические издания(Журналы)
ATTAEV A. KH.
Attaev, A. Kh. On Some Non-local Boundary Value and Internal Boundary Value Problems for the String Oscillation Equation [Text] / A. Kh. Attaev // Қарағанды университетінің хабаршысы. Математика сериясы. - 2023. - № 2 (110). - P. 35-44. - Bibliogr.: p. 41-42 ISSN 2518-7929.
УДК:
517.9
Предметная рубрика
- Differential equations. Integral equations
Аннотация
The work is devoted to the problem of setting new boundary and internal boundary value problems for hyperbolic equations
Ключевые слова
Wave equation, general solution, Cauchy problem, Goursat problem, Darboux problem, problem with characteristic shift, problem with uncharacteristic displacement
Казахстаника
0/0 Свободно
периодические издания(Журналы)
TURGUMBAEV M. ZH.
Turgumbaev, M. Zh. On weighted integrability of the sum of series with monotone coefficients with respect to multiplicative systems [Text] / M. Zh. Turgumbaev, Z. R. Suleimenova , D. I. Tungushbaeva // Қарағанды университетінің хабаршысы. Математика сериясы. - 2023. - № 2 (110). - P. 160-168. - Bibliogr.: p. 166-167 ISSN 2518-7929.
УДК:
517.518.4
Предметная рубрика
- Trigonometric series
Аннотация
In this paper, the questions about the weighted integrability of the sum of series with respect to multiplicative systems with monotone coefficients have beeb considered
Ключевые слова
multiplicative systems, decomposition, weighted integrability, sum of series, generator sequence, monotone coefficients, Hardy-Littlewood theorem, Lebesgue space
Казахстаника
0/0 Свободно
периодические издания(Журналы)
YESHKEYEV A. R.
Yeshkeyev, A. R. On Robinson spectrum of the semantic Jonsson quasivariety of unars [Text] / A. R. Yeshkeyev, A. R. Yarullina , S. M. Amanbekov [et al.] // Қарағанды университетінің хабаршысы. Математика сериясы. - 2023. - № 2 (110). - P. 169-178. - Bibliogr.: p. 175-176 ISSN 2518-7929.
УДК:
517.547.56
Предметная рубрика
- Algebraic systems
Аннотация
Given article is devoted to the study of semantic Jonsson quasivariety of universal unars of signature containing only unary functional symbol
Ключевые слова
Jonsson theory, unars, universal theory, Robinson theory, quasivariety, semantic Jonsson quasivariety, Jonsson spectrum, Robinson spectrum, equivalence class, cosemanticness
Казахстаника
0/0 Свободно
периодические издания(Журналы)
DEKHKONOV F. N.
Dekhkonov, F. N. On the time-optimal control problem for a heat equation [Text] / F. N. Dekhkonov // Қарағанды университетінің хабаршысы. Математика сериясы. - 2023. - № 3 (111). - P. 28-38. - Bibliogr.: p. 36-38 ISSN 2518-7929.
УДК:
517.977
Предметная рубрика
- Mathematical theory of management. Optimal management
Аннотация
In this paper, the boundary control problem for a heat equation on the interval is considered
Ключевые слова
heat equation, minimal time, admissible control, boundary control problem, initial-boundary value problem
Казахстаника
0/0 Свободно
периодические издания(Журналы)
KARIMOV E. T.
Karimov, E. T. On a boundary-value problem in a bounded domain for a time-fractional diffusion equation with the Prabhakar fractional derivative [Text] / E. T. Karimov, A. Hasanov // Қарағанды университетінің хабаршысы. Математика сериясы. - 2023. - № 3 (111). - P. 39-46. - Bibliogr.: p. 44-45 ISSN 2518-7929.
УДК:
517.9
Предметная рубрика
- Differential equations. Integral equations
Аннотация
The purpose of the article is to study a unique solvability of a boundary-value problem for a time-fractional diffusion equation involving the Prabhakar fractional derivative in a Caputo sense in a bounded domain
Ключевые слова
Time-fractional diffusion equation, regularized Prabhakar fractional derivative, Mittag-Leffler type functions, fractional derivatives, integral equations
Казахстаника
0/0 Свободно
YESSENBAYEVA G. A.
ON THE FUNCTION APPROXIMATION BY TRIGONOMETRIC POLYNOMIALS AND THE PROPERTIES OF FAMILIES OF FUNCTION CLASSES OVER HARMONIC INTERVALS
периодические издания(Журналы)
0/0 Свободно
TLEUKHANOVA N. T.
ON THE FOURIER TRANSFORM OF FUNCTIONS FROM A LORENTZ SPACE L 2,R WITH A MIXED METRIC
периодические издания(Журналы)
0/0 Свободно
APAKOV YU. P.
ON A BOUNDARY PROBLEM FOR THE FOURTH ORDER EQUATION WITH THE THIRD DERIVATIVE WITH RESPECT TO TIME
периодические издания(Журналы)
0/0 Свободно
периодические издания(Журналы)
0/0 Свободно
ILYASSOV D. K.
OVERVIEW AND ADVANTAGES OF MACHINE LEARNING (ML) IN STATISTICS
периодические издания(Журналы)
0/0 Свободно
ATTAEV A. KH.
ON SOME NON-LOCAL BOUNDARY VALUE AND INTERNAL BOUNDARY VALUE PROBLEMS FOR THE STRING OSCILLATION EQUATION
периодические издания(Журналы)
0/0 Свободно
TURGUMBAEV M. ZH.
ON WEIGHTED INTEGRABILITY OF THE SUM OF SERIES WITH MONOTONE COEFFICIENTS WITH RESPECT TO MULTIPLICATIVE SYSTEMS
периодические издания(Журналы)
0/0 Свободно
YESHKEYEV A. R.
ON ROBINSON SPECTRUM OF THE SEMANTIC JONSSON QUASIVARIETY OF UNARS
периодические издания(Журналы)
0/0 Свободно
периодические издания(Журналы)
0/0 Свободно
KARIMOV E. T.
ON A BOUNDARY-VALUE PROBLEM IN A BOUNDED DOMAIN FOR A TIME-FRACTIONAL DIFFUSION EQUATION WITH THE PRABHAKAR FRACTIONAL DERIVATIVE
периодические издания(Журналы)
0/0 Свободно