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Browsing Mathematics by Author "7db03ba3-30ab-4cbc-bfcc-f364f505de62"
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Amanbek, Yerlan; Singh, Gurpreet; Wheeler, Mary F.; Duijn, Hansvan
(ELSEVIER, 2019-03-05)
We propose an adaptive multiscale method to improve the efficiency and the accuracy of numerical computations by combining numerical homogenization and domain decomposition for modeling flow and transport. Our approach ...
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Amanbek, Yerlan; Balgayev, Ilyas; Batyrkhanov, Kanat; Tan, Margaret
(MDPI, 2020-07-09)
Information and Communication Technology has been gaining importance in the economy of Kazakhstan, the largest landlocked country. In this paper, we investigate the factors that influence Kazakhstan’s e-Government portal ...
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Merembayev, Timur; Kurmangaliyev, Darkhan; Bekbauov, Bakhbergen; Amanbek, Yerlan
(MDPI AG, 2021-03-29)
Defining distinctive areas of the physical properties of rocks plays an important role in reservoir evaluation and hydrocarbon production as core data are challenging to obtain from all wells. In this work, we study the ...
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Kashkynbayev, Ardak; Amanbek, Yerlan; Shupeyeva, Bibinur; Kuang, Yang
(AIMS Press, 2020-10-23)
Mathematical modeling for cancerous disease has attracted increasing attention from the
researchers around the world. Being an effective tool, it helps to describe the processes that happen
to the tumour as the diverse ...
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Amanbek, Yerlan; Du, Zhibin; Erlangga, Yogi; da Fonseca, Carlos M.; Kurmanbek, Bakytzhan; Pereira, António
(De Gruyter Open, 2020)
In this short note, we provide a brief proof for a recent determinantal formula involving a particular
family of banded matrices.
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Kurmanbek, Bakytzhan; Erlangga, Yogi; Amanbek, Yerlan
(Elsevier B.V., 2021-06-08)
This paper analyzes the inverse of near Toeplitz pentadiagonal matrices, arising from a finite-difference approximation to the fourth-order nonlinear beam equation. Explicit non-recursive inverse matrix formulas and bounds ...
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Amanbek, Yerlan; Wheeler, Mary F.
(ELSEVIER SCIENCE BV, 2019-12)
Time discretization along with space discretization is important in the numerical simulation of subsurface flow applications for long run. In this paper, we derive theoretical convergence error estimates in discrete-time ...
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