Electronic catalog
language:English
catalogue:Articles
Search result:
461-470 of 969
periodical press (Magazines)
PETROV M. A.
Petrov, M. A. Influence of the modern climatic setting in the mountains of Central Asia on the state of glaciation, glacier runoff and the glacial lakes outbursts [Text] / M. A. Petrov, G. E. Glazirin , I. G. Tomashevskaya [and others] // География және су ресурстары. - 2022. - № 3. - 3-14 р.. - Bibliogr.: 12-13 р.
ISSN 2957-9856.
UDC:
551.324.583
Subject headings
- The impact of climate change in the formation of glacial lakes
Annotation
The article examines the influence of modern climatic conditions in the mountains of Central Asia on the state of glaciation, glacial runoff and the breakthrough of glacial lakes
Keywords
climate change, changes in glacial runoff, formation of glacial lakes, glaciation, glacial lakes, the state of glacial lakes, impact of climate
Kazakhstan
0/0 Free
periodical press (Magazines)
HEZENCI F.
Hezenci, F. A remark on Schottky representations and Reidemeister torsion [Text] / F. Hezenci, Y. Sozen // Қарағанды университетінің хабаршысы. Математика сериясы. - 2023. - № 1 (109). - P. 81-93. - Bibliogr.: p. 91-92 ISSN 2518-7929.
UDC:
515.1
Subject headings
- Topology
Annotation
The present paper establishes a formula of Reidemeister torsion for Schottky representations
Keywords
Schottky representation, Reidemeister torsion, representation varieties, Atiyah-Bott-Goldman symplectic form, Thurston symplectic form
Kazakhstan
0/0 Free
periodical press (Magazines)
BURANAY S. C.
Buranay, S. C. Solution of heat equation by a novel implicit scheme using block hybrid preconditioning of the conjugate gradient method [Text] / S. C. Buranay, N. Arshad // Қарағанды университетінің хабаршысы. Математика сериясы. - 2023. - № 1 (109). - P. 58-80. - Bibliogr.: p. 77-79 ISSN 2518-7929.
UDC:
517.9
Subject headings
- Differential equations. Integral equations
Annotation
The main goal of the study is the approximation of the solution to the Dirichlet boundary value problem (DBVP) of the heat equation on a rectangle by developing a new difference method on a grid system of hexagons
Keywords
heat equation, implicit scheme, hexagonal grid, stability analysis, symmetric positive definite matrix, approximate inverse, incomplete block factorization, block hybrid preconditioning, conjugate gradient method
Kazakhstan
0/0 Free
periodical press (Magazines)
KALIKHMAN T. P.
Kalikhman, T. P. Review of the current state of territorial nature protection of Siberia and Mongolia [Text] / T. P. Kalikhman // География және су ресурстары. - 2023. - № 2. - 48-59 р.. - Bibliogr.: 57-58 р.
ISSN 2957-9856.
UDC:
502.4
Subject headings
- Protected natural areas (water areas) in general and their management
Annotation
The article analyzes the system of protected areas of Siberia and Mongolia, their structures, and legislative bases
Keywords
specially protected natural areas, territorial nature protection, the structure of territorial nature protection, transboundary protected natural areas, protected natural areas, maps of protected areas, Mongolian protected areas, Russian protected areas
Kazakhstan
0/0 Free
periodical press (Magazines)
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.
UDC:
517.95:519.6
Subject headings
- Differential equations. Computational mathematics
Annotation
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
Keywords
pseudo-parabolic equation, difference schemes, finite difference method, finite element method, generalized solutions, a priori estimates, stability, convergence, accuracy
Kazakhstan
0/0 Free
periodical press (Magazines)
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.
UDC:
517.28
Subject headings
- Involutory type hyperbolic equation
Annotation
In the present paper, the initial value problem for the hyperbolic type involutory in t second order linear partial differential equation is studied
Keywords
stability, Banach space, partial differential equation, hyperbolic differential equations, differential operator
Kazakhstan
0/0 Free
periodical press (Magazines)
BEGISHBEK KYZY M.
Begishbek kyzy, M. Problems of women in the water sector of Kyrgyzstan : a short review [Text] / M. Begishbek kyzy // География және су ресурстары. - 2023. - № 3. - 16-22 р.. - Bibliogr.: 20-21 р.
ISSN 2957-9856.
UDC:
556.18
Subject headings
- Water management. Applied hydrology. Regulation of hydrological conditions
Annotation
The article examines the problems of women in the water sector of Kyrgyzstan
Keywords
the water sector, the water problem, women in the water sector, water management in Kyrgyzstan, Kyrgyz women, the situation of Kyrgyz women, migration of men
Kazakhstan
0/0 Free
periodical press (Magazines)
DARIBAYEVA M. ZH.
Daribayeva, M. Zh. Specifics of tax analysis of the commercial organization [Text] / M. Zh. Daribayeva Zhang Yin // Транзитная экономика. - 2017. - № 1. - 18-25 р.. - Bibliogr.: 23 р. ISSN 2413-4953.
UDC:
336.22
Subject headings
- Taxes
Annotation
The article discusses the methods of conducting a tax analysis of a commercial organization
Keywords
taxes, tax analysis, financial statements, tax burden, direct taxes, indirect taxes, taxes of a commercial organization
Kazakhstan
0/0 Free
periodical press (Magazines)
SALIM S. H.
Salim, S. H. Solving Volterra-Fredholm integral equations by natural cubic spline function [Text] / S. H. Salim, K. H.F. Jwamer , R. K. Saeed // Қарағанды университетінің хабаршысы. Математика сериясы. - 2023. - № 1 (109). - P. 124-130. - Bibliogr.: p. 128-129 ISSN 2518-7929.
UDC:
517.9
Subject headings
- Differential equations. Integral equations
Annotation
Using the natural cubic spline function, this paper finds the numerical solution of Volterra-Fredholm integral equations of the second kind
Keywords
Volterra integral equation, Fredholm integral equation, spline function
Kazakhstan
0/0 Free
periodical press (Magazines)
SINSOYSAL B.
Sinsoysal, B. Numerical method to solution of generalized model Buckley-Leverett in a class of discontinuous functions [Text] / B. Sinsoysal, M. Rasulov , R. Iskenderova // Қарағанды университетінің хабаршысы. Математика сериясы. - 2023. - № 1 (109). - P. 131-140. - Bibliogr.: p. 137-138 ISSN 2518-7929.
UDC:
517.9
Subject headings
- Differential equations. Integral equations
Annotation
A new numerical method is proposed for solving the generalized Buckley-Leverett problem, which describes the movement of two-phase mixtures of Bazhenov bed sediments in a class of discontinuous functions
Keywords
generalized Buckley-Leverett problem, auxiliary problem, finite differences method, nonlinear differential equations
Kazakhstan
0/0 Free
PETROV M. A.
INFLUENCE OF THE MODERN CLIMATIC SETTING IN THE MOUNTAINS OF CENTRAL ASIA ON THE STATE OF GLACIATION, GLACIER RUNOFF AND THE GLACIAL LAKES OUTBURSTS
periodical press (Magazines)
0/0 Free
periodical press (Magazines)
0/0 Free
BURANAY S. C.
SOLUTION OF HEAT EQUATION BY A NOVEL IMPLICIT SCHEME USING BLOCK HYBRID PRECONDITIONING OF THE CONJUGATE GRADIENT METHOD
periodical press (Magazines)
0/0 Free
KALIKHMAN T. P.
REVIEW OF THE CURRENT STATE OF TERRITORIAL NATURE PROTECTION OF SIBERIA AND MONGOLIA
periodical press (Magazines)
0/0 Free
ARIPOV M. M.
ON CONVERGENCE OF DIFFERENCE SCHEMES OF HIGH ACCURACY FOR ONE PSEUDO-PARABOLIC SOBOLEV TYPE EQUATION
periodical press (Magazines)
0/0 Free
ASHYRALYEV А.
ON THE HYPERBOLIC TYPE DIFFERENTIAL EQUATION WITH TIME INVOLUTION
periodical press (Magazines)
0/0 Free
BEGISHBEK KYZY M.
PROBLEMS OF WOMEN IN THE WATER SECTOR OF KYRGYZSTAN : A SHORT REVIEW
periodical press (Magazines)
0/0 Free
periodical press (Magazines)
0/0 Free
SALIM S. H.
SOLVING VOLTERRA-FREDHOLM INTEGRAL EQUATIONS BY NATURAL CUBIC SPLINE FUNCTION
periodical press (Magazines)
0/0 Free
SINSOYSAL B.
NUMERICAL METHOD TO SOLUTION OF GENERALIZED MODEL BUCKLEY-LEVERETT IN A CLASS OF DISCONTINUOUS FUNCTIONS
periodical press (Magazines)
0/0 Free