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Piotr Lis
Pág. 2 - 6
Dear Readers,I have the pleasure of presenting to you the first issue of our research journal entitled ?Research Papers in Economics and Finance? (REF), published by the Faculty of Economics at Poznan University of Economics and Business. Caring about th...
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A.A. Vagulina,V.A. Vazhinsky,A.S. Korolev
Pág. 121 - 128
The object of research is the process of implementing a pipeline of investment and construction projects. The subject of the research are decision-making models and algorithms for managing a pipeline of capital construction projects. The purpose of the s...
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Victor A. Snyder and Miguel A. Vázquez
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V.A. Belov,E.V. Nikulchev
Pág. 95 - 102
One of the most important tasks of a modern big data processing platform is the task of choosing data storage formats. The choice of formats is based on various performance criteria, which depend on the class of objects and the requirements. One of the m...
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V.A. Samsonov,D.V. Belyakov
Pág. 31 - 38
The work is devoted to the construction and study of a mathematical model of self-oscillations of an aerodynamic pendulum in a medium flow. The model of quasi-static flow of the plate by the medium was adopted as a model of the impact of the medium on th...
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D.S. Cherniaev,V.A. Sazonov,D.E. Namiot
Pág. 129 - 135
The article deals with the analysis of comparison between sea and railway transport, based on the application of digital technologies to railway transport. Criteria for assessing the competitiveness of modes of transport are transport safety, transit tim...
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V.A.M.P.K.1 Samarawickrama,H.I.G.C. Kumara,D.R.N.S. Samarawickrama
The Sinharaja Forest Reserve is located in the Southern as well as Sabaragamuwa provinces in the wet zone, between latitudes 6o21-6o26 N and longitudes 80o21-80o34 E is one of the biologically unique Tropical Forest in Sri Lanka. Although Sinharaja is co...
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M. I. Kazakevich
Pág. 8 - 15
Only now, in the era of high-speed railway transport, there is a realization concerning the greatness of pioneering research 50 years ago of Academician V. A. Lazaryan, his fellow students, their demand and relevance in the evolutionary development of ra...
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S.S.N. Gamage,R.M.T.S. Ratnayake,A.M.A.D.M. Senadhira,D.A. Weerasinghe,V.A. Waduge
Naturally-occurring radionuclides deposited beneath the earth, which are referred to as "NORM" and other toxicnon-radioactive elements transported to the earth surface with the oil and gas production. Hence, knowledge of the prevailing background levels ...
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G.G. Ryabov,V.A. Serov
Pág. 27 - 31
The article concerns the structure of natural numbers as a discrete dynamical system based on the billiard graph and the research of the introduced singularity concept and the set of singular circles. It allows to consider the structure of natural number...
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