Results 41 to 50 of about 2,299,409 (269)

On the lowest by $x$-variable terms influence on the spectral properties of dirichlet problem for the hyperbolic systems

open access: yesVestnik Samarskogo Gosudarstvennogo Tehničeskogo Universiteta. Seriâ: Fiziko-Matematičeskie Nauki, 2014
We made the comparison study and characterize the spectral properties of differential operators induced by the Dirichlet problem for the hyperbolic system without the lowest terms of the form $$ \cfrac{\partial^2{u^1}}{\partial{t}^2}+\cfrac{\partial^2{u ...
Olesya V Alexeeva   +2 more
doaj   +1 more source

Arnold Böcklin’s Pictorial Motifs in the Poetry of Russian Modernism [PDF]

open access: yesStudia Litterarum, 2023
The work of the Swiss artist Arnold Böklin (1827–1901) is a bright page of European culture. His painting “Island of the Dead” for several decades in the early 20th century was a favorite canvas of the Russian intelligentsia.
Ekaterina V. Kuznetsova
doaj   +1 more source

Electrooptical Determination of Polarizability for On-Line Viability and Vitality Quantification of Lactobacillus plantarum Cultures [PDF]

open access: yes, 2018
The rapid assessment of cell viability is crucial for process optimization, e.g., during media selection, determination of optimal environmental growth conditions and for quality control.
Angersbach, Alexander   +3 more
core   +1 more source

Spectral characteristics of a nonlocal problem for two linear systems of partial differential equations

open access: yesVestnik Samarskogo Gosudarstvennogo Tehničeskogo Universiteta. Seriâ: Fiziko-Matematičeskie Nauki, 2017
We study the boundary-value problem for a linear system of differential equations written in the form of differential-operator equations $$ aD_t u(t)+bBu(t)=f(t) $$ with nonlocal boundary conditions at $t$.
Dmitriy V Kornienko
doaj   +1 more source

Voting 'against all' in postcommunist Russia [PDF]

open access: yes, 2008
Since the early 1990s voters in Russia (and most of the other post-Soviet republics) have been offered the opportunity to vote ‘against all’ parties and candidates. Increasing numbers have done so.
Akhremenko A. S.   +47 more
core   +1 more source

I. A. Bunin – author of the column "Literature and press" in the newspaper "Orlovskiy vestnik" (1890)

open access: hybridMoscow University Journalism Bulletin
The article is devoted to one of the most urgent problems related to the study of Ivan Bunin’s early critical and journalistic creativity. The writer’s participation in the management of the column “Literature and Press” in the Orlovskiy Vestnik ...
Anton V. Bakuntsev
openalex   +2 more sources

On a spectral problem for a system of differential equations of mixed type

open access: yesVestnik Samarskogo Gosudarstvennogo Tehničeskogo Universiteta. Seriâ: Fiziko-Matematičeskie Nauki, 2017
This article explores the spectral characteristics of the differential operator generated by the boundary problem for linear systems of differential equations of mixed type.
Dmitriy V Kornienko
doaj   +1 more source

Effect of Living and Learning Conditions of Teenagers from Different Cities on Their On-line Behavior during the COVID-19 Pandemic

open access: yesВиртуальная коммуникация и социальные сети, 2022
The present research was based on the following assumption: under social restrictions of the COVID-19 pandemic, the involvement of teenagers in the virtual environment depended on the degree of restriction of their natural social interaction, which was ...
Valentina G. Kamenskaya   +1 more
doaj  

On the Poetics of Titles in I. A. Bunin’s Poetic Heritage

open access: yesIzvestia of the Ural federal university. Series 2. Humanities and Arts, 2020
This article considers I. A. Bunin’s poetic oeuvre from the point of view of title poetics in order to identify the main patterns and author’s strategies in working with the title complex. The methodology is based on the correlation of the title with the text, subtext, and metatext of the poem, taking into account textual refinements.
openaire   +3 more sources

International interaction in the context of political processes of post-Soviet Russia: structural and institutional analysis

open access: yesПроблемы постсоветского пространства, 2018
The article reviews the main problems of international interaction in the political space of post-Soviet Russia. This research topic has been a burning and vital issue of the day over the last years.
V. A. Matvienko
doaj   +1 more source

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