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1011-1020 of 1169
periodical press (Magazines)
VALIYEV A. A.
Valiyev, A. A. Spectrum and resolvent of multi-channel systems with internal energies and common boundary conditions [Text] / A. A. Valiyev, M. B. Valiyev , E. H. Huseynov // Қарағанды университетінің хабаршысы. Математика сериясы. - 2025. - № 3 (115). - P. 150-157. - Bibliogr.: p. 157 ISSN 2518-7929.
UDC:
517.9
Subject headings
- Differential equations
Annotation
In the article the spectrum and resolvent of the so-called multichannel systems with nonzero internal energies were investigated
Keywords
eigenvalues, edge problem, Wronskian, transformation operator, asymptotics, continuous spectrum, resolvent, multi-channel systems, internal energy, quantum physics
Kazakhstan
0/0 Free
periodical press (Magazines)
ABIEV N. A.
Abiev, N. A. Structural properties of the sets of positively curved Riemannian metrics on generalized Wallach spaces [Text] / N. A. Abiev // Қарағанды университетінің хабаршысы. Математика сериясы. - 2024. - № 4 (116). - P. 4-17. - Bibliogr.: p. 16-17 ISSN 2518-7929.
UDC:
512
Subject headings
- Algebra
Annotation
In the present paper sets related to invariant Riemannian metrics of positive sectional and (or) Ricci curvature on generalized Wallach spaces are considered
Keywords
generalized Wallach space, Riemannian metric, Kähler metric, normalized Ricci flow, sectional curvature, Ricci curvature, dynamical system, singular point
Kazakhstan
0/0 Free
periodical press (Magazines)
BOBODZHANOVA M. A.
Bobodzhanova, M. A. Singularly perturbed integro-differential equations with degenerate Hammerstein’s kernel [Text] / M. A. Bobodzhanova, B. T. Kalimbetov , V. F. Safonov // Қарағанды университетінің хабаршысы. Математика сериясы. - 2024. - № 4 (116). - P. 57-68. - Bibliogr.: p. 66-68 ISSN 2518-7929.
UDC:
517.9
Subject headings
- Differential equations. Integral equations
Annotation
Singularly perturbed integro-differential equations with degenerate kernels are considered
Keywords
singularly perturbed, Hammerstein’s equation, degenerate kernel, Fredholm’s equations, analytic function, Laurent’s series, passage to the limit, the Maple program
Kazakhstan
0/0 Free
periodical press (Magazines)
SALIM S. H.
Salim, S. H. Solving Volterra-Fredholm integral equations by non-polynomial spline functions [Text] / S. H. Salim, K. H. F. Jwamer , R. K. Saeed // Қарағанды университетінің хабаршысы. Математика сериясы. - 2024. - № 4 (116). - P. 170-184. - Bibliogr.: p. 183-184 ISSN 2518-7929.
UDC:
517.9
Subject headings
- Differential equations. Integral equations
Annotation
In this paper a novel non-polynomial spline function to obtain the numerical solution of equation (1) for the first time
Keywords
Volterra integral equation, Fredholm integral equation, non-polynomial spline function, integral equations, linear equations
Kazakhstan
0/0 Free
periodical press (Magazines)
TAIROV A. D.
Tairov, A. D. Saryarka in the system of economic and ethnocultural relations of the early nomads of the southern Trans–Urals [Text] / A. D. Tairov // Қарағанды университетінің хабаршысы. Тарих. Философия сериясы. - 2024. - № 4 (116). - Р. 174-185. - Bibliogr.: р. 179-181 ISSN 2518-7236.
UDC:
903'1
Subject headings
- Archaeological cultures (prehistoric cultural forms)
Annotation
The article is devoted to the history of the existence and life of early nomads of the Southern Urals in the early Sakan and Sauromatian-Sarmatian times
Keywords
economic connections, arly nomads, early sakan period, sauromatian–sarmatian times, economic relations, ethnocultural relations
Kazakhstan
0/0 Free
periodical press (Magazines)
SAIKENEVAА D. K.
Saikenevaа, D. K. Semantics of fire and its derivatives in the ritual practice of Kazakhs:traditions and modernity [Text] / D. K. Saikenevaа, A. I. Ibragimov // Turkic Studies Journal. - 2023. - № 2. - Р. 93-107. - Bibliogr.: р. 102-105 ISSN 2664-5157.
UDC:
392.1
Subject headings
- Rituals associated with stages of life's journey
Annotation
Тhis article examines traditional Kazakh ideas of fire, soot, and ash, their functions and roles in ritual practice, as well as the symbolic content of these elements
Keywords
traditional culture of the kazakhs, fire, soot, ash, semantics of fire, ritual practice
Kazakhstan
0/0 Free
periodical press (Magazines)
BUKAYEVA A. Z.
Bukayeva, A. Z. Study of the application high velocity thermal spraying tools used in technological processes and productions [Text] / A. Z. Bukayeva, Y. K. Nurymov , V. V. Povetkin [et al.] // Қазақстан Республикасы Ұлттық ғылым академиясының хабарлары. Геология және техникалық ғылымдар сериясы. - 2017. - № 5 (425). - P. 190-201. - Bibliogr.: p. 200-201 ISSN 2224-5278.
UDC:
621.793.71
Subject headings
- Flame spraying
Annotation
In the article the questions of creation of new designs of thermo-tools for destruction of rocks at processing and extraction of block stone, possessing the raised power characteristics and their application as a working body, the mechanized aggregate of the stone carving machine are considered
Keywords
high velocity sprays, combustion chambers, fuel components, oil and gas pipes, rock, тау жыныстары, термоинструмент, горная порода
Kazakhstan
0/0 Free
periodical press (Magazines)
AKHMETOV B.
Akhmetov, B. Status, perspectives and main directions of the development of cybersecurity of information and communication transport systems of Kazakhstan [Text] / B. Akhmetov // Қазақстан Республикасы Ұлттық ғылым академиясының баяндамалары. - 2018. - № 2. - P. 23-30. - Bibliogr.: p. 29 ISSN 2224-5227.
UDC:
004.056
Subject headings
- Data security
Annotation
The article contains the results of a comparative analysis of previous studies in the field of cybersecurity of information and communication transport systems
Keywords
information security, critical computer systems, information security system, cyberattack detection systems, киберқауіпсіздік , кибербезопасность
Kazakhstan
0/0 Free
periodical press (Magazines)
NURTAY ZH. T.
Nurtay, Zh. T. Selection of initial charge materials for mud protection structures [Text] / Zh. T. Nurtay, A. S. Naukenova , K. S. Dosaliev [et al.] // Қазақстан Республикасы Ұлттық ғылым академиясының баяндамалары. - 2018. - № 2. - P. 43-46. - Bibliogr.: p. 45-46 ISSN 2224-5227.
UDC:
66
Subject headings
- Chemical technology
Annotation
This article examines the selection of initial charge materials for the construction of mud protection structures
Keywords
electrothermophosphor slag, steel-smelting slag, composite material, mud protection structures, электротермофосфорлы шлак, болат балқыма шлак, электротермофосфорный шлак, сталеплавильный шлак
Kazakhstan
0/0 Free
periodical press (Magazines)
GHYNGAZOV S. A.
Ghyngazov, S. A. Synthesis of oxide ceramics in a beam of fast electrons [Text] / S. A. Ghyngazov, V. A. Boltueva , I. P. Vasil’ev // Қарағанды университетінің хабаршысы. Физика сериясы. - 2024. - № 4 (116). - P. 27-34. - Bibliogr.: p. 32-33 ISSN 2518-7198.
UDC:
666.762:537.63
Subject headings
- Refractory materials. The effects of magnetic fields
Annotation
The development of technology for obtaining high-entropy ceramic materials opens up new possibilities for obtaining new heat-shielding materials. In this work, such a material is synthesized using aluminum-yttrium garnet
Keywords
high-entropy ceramics, thermal barrier coatings, synthesis, electron beams, жоғары энтропиялы керамика, высокоэнтропийная керамика
Kazakhstan
0/0 Free
VALIYEV A. A.
SPECTRUM AND RESOLVENT OF MULTI-CHANNEL SYSTEMS WITH INTERNAL ENERGIES AND COMMON BOUNDARY CONDITIONS
periodical press (Magazines)
0/0 Free
ABIEV N. A.
STRUCTURAL PROPERTIES OF THE SETS OF POSITIVELY CURVED RIEMANNIAN METRICS ON GENERALIZED WALLACH SPACES
periodical press (Magazines)
0/0 Free
BOBODZHANOVA M. A.
SINGULARLY PERTURBED INTEGRO-DIFFERENTIAL EQUATIONS WITH DEGENERATE HAMMERSTEIN’S KERNEL
periodical press (Magazines)
0/0 Free
SALIM S. H.
SOLVING VOLTERRA-FREDHOLM INTEGRAL EQUATIONS BY NON-POLYNOMIAL SPLINE FUNCTIONS
periodical press (Magazines)
0/0 Free
TAIROV A. D.
SARYARKA IN THE SYSTEM OF ECONOMIC AND ETHNOCULTURAL RELATIONS OF THE EARLY NOMADS OF THE SOUTHERN TRANS–URALS
periodical press (Magazines)
0/0 Free
SAIKENEVAА D. K.
SEMANTICS OF FIRE AND ITS DERIVATIVES IN THE RITUAL PRACTICE OF KAZAKHS:TRADITIONS AND MODERNITY
periodical press (Magazines)
0/0 Free
BUKAYEVA A. Z.
STUDY OF THE APPLICATION HIGH VELOCITY THERMAL SPRAYING TOOLS USED IN TECHNOLOGICAL PROCESSES AND PRODUCTIONS
periodical press (Magazines)
0/0 Free
AKHMETOV B.
STATUS, PERSPECTIVES AND MAIN DIRECTIONS OF THE DEVELOPMENT OF CYBERSECURITY OF INFORMATION AND COMMUNICATION TRANSPORT SYSTEMS OF KAZAKHSTAN
periodical press (Magazines)
0/0 Free
NURTAY ZH. T.
SELECTION OF INITIAL CHARGE MATERIALS FOR MUD PROTECTION STRUCTURES
periodical press (Magazines)
0/0 Free
periodical press (Magazines)
0/0 Free