Suchergebnisse - "Mathematical Physics and Computer Modeling"
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On development of web application for corpus of archival documents
ISSN: 2587-6325, 2587-6902Veröffentlicht: Volgograd Volgograd State University 01.04.2022Veröffentlicht in Mathematical Physics and Computer Modeling (01.04.2022)“… This work is a part of the project on creation the linguistic corpus of the fund “Mikhailovsky stanitsa ataman” documents. This fund contains historically …”
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Gas and dust structures in the vicinity of the arms of spiral galaxies
ISSN: 2587-6325, 2587-6902Veröffentlicht: Volgograd Volgograd State University 01.04.2022Veröffentlicht in Mathematical Physics and Computer Modeling (01.04.2022)“… A two-dimensional model of the flow of the gas-dust interstellar medium in the vicinity of the spiral arm of the galaxy is constructed. The flow in a vertical …”
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k-Yamabe and quasi k-Yamabe solitons on imperfect fluid Generalized Robertson - Walker spacetime
ISSN: 2587-6325, 2587-6902Veröffentlicht: Volgograd Volgograd State University 01.04.2022Veröffentlicht in Mathematical Physics and Computer Modeling (01.04.2022)“… In this research article, we estimate the behavior of an imperfect fluid generalized Robertson - Walker spacetime (GRW) in terms of k-Yamabe soliton with …”
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Explicit representation of the Euler and Navier-Stokes equations of incompressible fluid with reduced dimensionality in integral form
ISSN: 2587-6325, 2587-6902Veröffentlicht: Volgograd Volgograd State University 01.04.2022Veröffentlicht in Mathematical Physics and Computer Modeling (01.04.2022)“… In this paper, we have obtained “stationary” systems of integraldifferential equations, which are consequences of the non-stationary Euler and Navier - Stokes …”
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Cyclic Phantom Energy Dominated Cosmological Scenario from Loop Quantum Cosmology
ISSN: 2587-6325, 2587-6902Veröffentlicht: Volgograd Volgograd State University 01.03.2022Veröffentlicht in Mathematical Physics and Computer Modeling (01.03.2022)“… Phantom energy dominated final stages of the universe is analyzed with the conformal cyclic scenario. Quantum cosmological implementation on conformal cyclic …”
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Reflection of Regular Functions
ISSN: 2587-6325, 2587-6902Veröffentlicht: Volgograd Volgograd State University 01.12.2021Veröffentlicht in Mathematical Physics and Computer Modeling (01.12.2021)“… It is proved in article, that a function with reflection in relation to some point can be the double reflection of initial function in relation to some other …”
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Study of Vacant Electronic States of Chemiluminescence Activators on the Example of 2-Cumaranone Molecules
ISSN: 2587-6325, 2587-6902Veröffentlicht: Volgograd Volgograd State University 01.12.2021Veröffentlicht in Mathematical Physics and Computer Modeling (01.12.2021)“… 2-coumaranone molecules were studied by the method of mass spectrometry of negative ions of resonant capture of low (0-15 eV) electrons. This substance is …”
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Forecasting the Risks of an Organization Operating Natural Gas Vehicles Using a Scoring Model of Logistic Regression in the Presence of Expert Restrictions
ISSN: 2587-6325, 2587-6902Veröffentlicht: Volgograd Volgograd State University 01.12.2021Veröffentlicht in Mathematical Physics and Computer Modeling (01.12.2021)“… The paper proposes a method and describes a mathematical model for express analysis of the attractiveness of the operation of vehicles running on natural gas …”
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Modeling of Flooding of Settlements During the Spring Flood
ISSN: 2587-6325, 2587-6902Veröffentlicht: Volgograd Volgograd State University 01.12.2021Veröffentlicht in Mathematical Physics and Computer Modeling (01.12.2021)“… The problem of flooding of territories with flood waters for settlements of the Volgograd region is considered. A numerical model of flood water dynamics is …”
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Influence of the Nonaxisymmetric Dark Halo Shape on Galaxies Outer Spiral Pattern Morphology
ISSN: 2587-6325, 2587-6902Veröffentlicht: Volgograd Volgograd State University 01.12.2021Veröffentlicht in Mathematical Physics and Computer Modeling (01.12.2021)“… The results of numerical simulations of a gaseous galactic disk rotating in an external nonaxisymmetric potential of a dark halo are presented in the article …”
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Summary Approximation Method for a Third Order Multidimensional Pseudoparabolic Equation
ISSN: 2587-6325, 2587-6902Veröffentlicht: Volgograd Volgograd State University 01.12.2021Veröffentlicht in Mathematical Physics and Computer Modeling (01.12.2021)“… In this paper we study the first initial-boundary value problem for a multidimensional pseudoparabolic equation of the third order. Assuming the existence of a …”
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The TVD Modification of Third-Order Godunov Method
ISSN: 2587-6325, 2587-6902Veröffentlicht: Volgograd Volgograd State University 01.12.2021Veröffentlicht in Mathematical Physics and Computer Modeling (01.12.2021)“… A study of the monotonicity properties of a new modification of the Godunov method, which has a third order of approximation in space and time, is presented …”
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Exact Solutions of the Generalized Nonlinear Schrodinger Equation
ISSN: 2587-6325, 2587-6902Veröffentlicht: Volgograd Volgograd State University 01.12.2021Veröffentlicht in Mathematical Physics and Computer Modeling (01.12.2021)“… In this work, the generalized nonlinear Schrodinger equation is investigated. Exact solutions are derived by the sinecosine method. This method is used to …”
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Bounded Solutions of the Stationary Schrodinger Equation with Finite Energy Integral on Model Manifolds
ISSN: 2587-6325, 2587-6902Veröffentlicht: Volgograd Volgograd State University 01.12.2021Veröffentlicht in Mathematical Physics and Computer Modeling (01.12.2021)“… В работе получены условия существования нетривиальных ограниченных решений стационарного уравнения Шредингера с конечным интегралом энергии на модельных …”
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Application of Fuzzy Mathematics Models for Solving Medical Diagnostics Problems
ISSN: 2587-6325, 2587-6902Veröffentlicht: Volgograd Volgograd State University 01.12.2021Veröffentlicht in Mathematical Physics and Computer Modeling (01.12.2021)“… Fuzzy set theory and fuzzy logic are a very suitable and applicable framework for developing knowledge-based systems in medicine for tasks such as interpreting …”
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On the Preserving of the Orientation of Triangle by Quasi-Isometric Mapping
ISSN: 2587-6325, 2587-6902Veröffentlicht: Volgograd Volgograd State University 01.12.2021Veröffentlicht in Mathematical Physics and Computer Modeling (01.12.2021)Volltext
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Numerical Modeling of Self-Consistent Dynamics of Shallow and Ground Waters
ISSN: 2587-6325, 2587-6902Veröffentlicht: Volgograd Volgograd State University 01.12.2021Veröffentlicht in Mathematical Physics and Computer Modeling (01.12.2021)“… A mathematical and numerical model of the joint dynamics of shallow and ground waters has been built, which takes into account the nonlinear dynamics of a …”
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On the Use of the Wilcoxon Criterion in the Practice of Pedagogical Research
ISSN: 2587-6325, 2587-6902Veröffentlicht: Volgograd Volgograd State University 01.12.2021Veröffentlicht in Mathematical Physics and Computer Modeling (01.12.2021)“… The article discusses the use of nonparametric measures of influence in pedagogical research. The Wilcoxon criterion for comparing indicators obtained as a …”
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Local Two-Dimensional Splitting Schemes for 3D Suspended Matter Transport Problem Parallel Solution
ISSN: 2587-6325Veröffentlicht: 01.07.2021Veröffentlicht in Mathematical Physics and Computer Modeling (01.07.2021)“… A 3D model of suspended matter transport in coastal marine systems is considered, which takes into account many factors, including the hydraulic size or the …”
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Locally two-dimensional splitting schemes for parallel solution of the three- dimensional problem of suspended matter transport
ISSN: 2587-6325, 2587-6902Veröffentlicht: Volgograd Volgograd State University 01.07.2021Veröffentlicht in Mathematical Physics and Computer Modeling (01.07.2021)“… A 3D model of suspended matter transport in coastal marine systems is considered, which takes into account many factors, including the hydraulic size or the …”
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