Electronic catalog
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Genre:Прикладные науки. Общие вопросы. Техника (technics_IT)
language:English
catalogue:Articles
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11-17 of 17
![](/FileStore/dataFiles/59/5e/1693705/content/cover.png?time=1723688453996&key=837b91f7c7569340c6cfe34e3afe3146)
periodical press (Magazines)
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.
UDC:
517.954
Subject headings
- Boundary value problems
Annotation
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
Keywords
Initial boundary problem, Fourier method, uniqueness, existence, eigenvalue, eigenfunction, functional series, Фурье әдісі, бастапқы-шеттік есеп, метод Фурье, начально-краевая задача
Kazakhstan
0/0 Free
![](/FileStore/dataFiles/67/7c/1692868/content/cover.png?time=1723688453996&key=eb558b943d35a7f4024b44cc6a9d6ddb)
periodical press (Magazines)
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.
UDC:
517.9
Subject headings
- Differential equations. Integral equations
Annotation
The work is devoted to the problem of setting new boundary and internal boundary value problems for hyperbolic equations
Keywords
Wave equation, general solution, Cauchy problem, Goursat problem, Darboux problem, problem with characteristic shift, problem with uncharacteristic displacement
Kazakhstan
0/0 Free
![](/FileStore/dataFiles/31/4a/1693072/content/cover.png?time=1723688453997&key=c1d2940b503c741807ffc2bee7e0f059)
periodical press (Magazines)
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.
UDC:
517.518.4
Subject headings
- Trigonometric series
Annotation
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
Keywords
multiplicative systems, decomposition, weighted integrability, sum of series, generator sequence, monotone coefficients, Hardy-Littlewood theorem, Lebesgue space
Kazakhstan
0/0 Free
![](/FileStore/dataFiles/2c/a3/1693085/content/cover.png?time=1723688453997&key=54a58104098041f7a65f11cfd5ed33d5)
periodical press (Magazines)
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.
UDC:
517.547.56
Subject headings
- Algebraic systems
Annotation
Given article is devoted to the study of semantic Jonsson quasivariety of universal unars of signature containing only unary functional symbol
Keywords
Jonsson theory, unars, universal theory, Robinson theory, quasivariety, semantic Jonsson quasivariety, Jonsson spectrum, Robinson spectrum, equivalence class, cosemanticness
Kazakhstan
0/0 Free
![](/FileStore/dataFiles/01/83/1693521/content/cover.png?time=1723688453997&key=1207355475adfe1210ae0977acdfd654)
periodical press (Magazines)
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.
UDC:
517.977
Subject headings
- Mathematical theory of management. Optimal management
Annotation
In this paper, the boundary control problem for a heat equation on the interval is considered
Keywords
heat equation, minimal time, admissible control, initial-boundary value problem, boundary control problem
Kazakhstan
0/0 Free
![](/FileStore/dataFiles/2b/10/1693514/content/cover.png?time=1723688453997&key=31bda9271c1f9d8b8e0a75b16f2fced4)
periodical press (Magazines)
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.
UDC:
517.9
Subject headings
- Differential equations. Integral equations
Annotation
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
Keywords
Time-fractional diffusion equation, regularized Prabhakar fractional derivative, Mittag-Leffler type functions, fractional derivatives, integral equations
Kazakhstan
0/0 Free
![](/FileStore/dataFiles/ff/58/1701203/content/cover.png?time=1723688453997&key=a6dd6d0615c5aa55d8cc0629e9e5d58d)
periodical press (Magazines)
KAIRBEKOV ZH. K.
Kairbekov, Zh. K. Obtaining fuel products by combined hydrogenation of coal and shale [Text] / Zh. K. Kairbekov, R. G. Sarmurzina , M. Z. Esenalieva [et al.] // Kazakhstan journal for oil and gas industry. - 2023. - № 4. - С. 83-91. - Bibliogr.: p. 88-90 ISSN 2707-4226.
UDC:
662.74
Subject headings
- Coal technology. Coke production
Annotation
This article is devoted to the study of the process of obtaining fuel products of co-hydrogenation of coal and shale
Keywords
coal, shale, thermocatalytic processing, hydrogenation, hydrogenation, product yield, gasoline fraction, diesel fraction
Kazakhstan
0/0 Free
APAKOV YU. P.
ON A BOUNDARY PROBLEM FOR THE FOURTH ORDER EQUATION WITH THE THIRD DERIVATIVE WITH RESPECT TO TIME
periodical press (Magazines)
0/0 Free
ATTAEV A. KH.
ON SOME NON-LOCAL BOUNDARY VALUE AND INTERNAL BOUNDARY VALUE PROBLEMS FOR THE STRING OSCILLATION EQUATION
periodical press (Magazines)
0/0 Free
TURGUMBAEV M. ZH.
ON WEIGHTED INTEGRABILITY OF THE SUM OF SERIES WITH MONOTONE COEFFICIENTS WITH RESPECT TO MULTIPLICATIVE SYSTEMS
periodical press (Magazines)
0/0 Free
YESHKEYEV A. R.
ON ROBINSON SPECTRUM OF THE SEMANTIC JONSSON QUASIVARIETY OF UNARS
periodical press (Magazines)
0/0 Free
periodical press (Magazines)
0/0 Free
KARIMOV E. T.
ON A BOUNDARY-VALUE PROBLEM IN A BOUNDED DOMAIN FOR A TIME-FRACTIONAL DIFFUSION EQUATION WITH THE PRABHAKAR FRACTIONAL DERIVATIVE
periodical press (Magazines)
0/0 Free
KAIRBEKOV ZH. K.
OBTAINING FUEL PRODUCTS BY COMBINED HYDROGENATION OF COAL AND SHALE
periodical press (Magazines)
0/0 Free