Перегляд Наукові праці по назві
Зараз показуються 1-20 з 71
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A characterization of the uniform convergence points set of some convergent sequence of functions
(De Gruyter, 2021)We characterize the uniform convergence points set of a pointwisely convergent sequence of real-valued functions defined on a perfectly normal space. We prove that if $X$ is a perfectly normal space which can be covered ... -
Approximate Solutions of One Abstract Cauchy Problem
(Springer, 2021)We find approximate solutions of the Cauchy problem for a differential-operator equation of hyperbolic type with degeneration in a Hilbert space. In terms of these approximations, we give a characteristic of the Gevrey ... -
Approximation of a solution of boundary value problems for delay integro-differential equations
(Сучасні проблеми прикладної математики та комп’ютерних наук. Збірник наукових праць, 2021-08)In the present note we study an approximate method of solving boundary value problems for delay integro-differential equations based on approximation of the solution by cubic splines with defect two. -
Approximation of Systems with Delay and Algorithms for Modeling Their Stability.
(2021-09-15)In this paper, the schemes of approximation of linear systems with delays by spesial systems of ordinary differential equations are considered and the connections between their solutions are investigated. Numerical algorithms ... -
Equi-Baire 1 families of functions
(Elsevier, 2021) -
Evolution pseudodifferential equations with analytic symbols in spaces of s type
(Carpathian Mathematical Publications, 2021)A nonlocal multipoint by time problem for an evolution equation with a pseudodifferential operator is studied. This operator is treated as an infinite order differentiation operator in generalized spaces of S type. We ... -
Evolutionary Pseudodifferential Equations in the Spaces of Generalized Periodic Functions
(Springer, 2021)We prove the correct solvability of the nonlocal multipoint (in time) problem for the evolutionary equation with pseudodifferential operator in the space of generalized periodic functions and an initial function, which is ... -
Localization of Objects in 3D Space by Using a Stereoscopic Video System
(Technical University of Moldova, 2021)This article describes two implementation models of an artificial vision for specific tasks of localization of objects in three-dimensional space using a stereoscopic system of two cameras. The periscopic model provides ... -
Lukashiv T.O., Yurchenko I.V., Yasynskyy V.K. Necessary and Sufficient Conditions of Stability in the Quadratic Mean of Linear Stochastic Partial Differential-Difference Equations Subject to External Perturbations of the Type of Random Variables // Cybernetics and System Analysis.– 2020.– Vol. 56, Iss. 2.– P.303–311.
(Springer Science+Business Media, LLC, 2020)It is obtained the necessary and sufficient conditions for the stability in the mean square of the strong solutions of stochastic differential-difference equations with partial derivatives with pairwise independent external ... -
On a problem of Talagrand concerning separately continuous functions
(Cembridge University Press, 2021)We construct a separately continuous function e:E×K→{0,1} on the product of a Baire space E and a compact space K such that no restriction of e to any non-meagre Borel set in E×K is continuous. The function e has no points ... -
On the approximation of linear systems with delay and their stability
(The 28th Conference on Applied and Industrial Mathematics 17th(18th September),- Book of Abstract., 2021-09-17)In the present paper, we consider applications of the approximation schemes for differential-difference equations to approximate finding nonasymptotic roots of quasipolynomials and analysis of stability for solutions of ... -
Sikora V.S. Minimal Generators Systems for Groups of Automatic Permutations // International Scientific Periodical Journal "SWorldJournal".– 2021.– Issue 7, Part 2.– P.48-55.– Published by: SWorld & D.A. Tsenov Academy of Economics – Svishtov, Bulgaria.
(Published by: SWorld & D.A. Tsenov Academy of Economics – Svishtov, Bulgaria., 2021)У статті досліджується питання побудови системи твірних для групи фінітних автоматних підстановок, доведено теорему про можливість побудови незвідної системи твірних скінченної метасиметричної групи. -
The lateral order on Riesz spaces and orthogonally additive operators
(Springer, 2021)The paper contains a systematic study of the lateral partial order ⊑ in a Riesz space (the relation x⊑y means that x is a fragment of y) with applications to nonlinear analysis of Riesz spaces. We introduce and study lateral ... -
Yasynskyy, V.K., Yurchenko, I.V. Existence of the Solution to the Cauchy Problem for Nonlinear Stochastic Partial Differential-Difference Equations of Neutral Type // Cybernetics and Systems Analysis.– 2021.– Vol.57.– No.5.– P.764–774.
(Springer Science+Business Media, LLC, 2021)The authors consider the existence of the solution to the Cauchy problem in the class of nonlinear stochastic partial differential-difference equations of neutral type, with regard for random external perturbations independent ... -
Yurchenko I.V. Existence of l-moment of the Strong Solution of Stochastic Integral Differential Ito-Volterra Equation // The International Scientific Periodical Journal "SWorldJournal".– 2021.– Issue №8, Part 2.– Published by: SWorld & D.A. Tsenov, Academy of Economics, Svishtov, Bulgaria.– P.27-34.
(Published by: SWorld & D.A. Tsenov, Academy of Economics, Svishtov, Bulgaria., 2021)In this article the existence of l-moment of the strong solution of stochastic integral differential Ito-Volterra equation is proved in the case of Wiener disturbances and Poisson switchings. -
Yurchenko I.V. Feature Detection Methods in Image Recognition Problems on Python // International Scientific Conference “Modern Systems of Science and Education in the USA, EU and Postsoviet Countries ‘2021”. Conference Proceedings (February, 2021).– «ISE&E» & SWorld in conjunction with KindleDP Seattle, Washington, USA.– P.25-28.
(«ISE&E» & SWorld in conjunction with KindleDP Seattle, Washington, USA., 2021-02)It is described an implementation of the “Histogram of Oriented Gradients” (HOG) feature detecting algorithm; the construction of classifiers for machine learning problems is considered and Python language tools (Scikit-Learn ... -
Yurchenko I.V., Yasynskyy V.K. Stochastic (B,S)-Market under the Action of External Disturbances of the Random Value Type // Modern Scientific Researches.– 2020.– Iss. 13, Part 2.– P. 32–39.
(Published by:Yolnat PE, Minsk, Belarus., 2020)Stochastic linear models of the value of bonds and shares in the form of linear diffusion stochastic Gikhman-Ito differential equations are investigated. Algorithms for implementing ... -
Yurchenko I.V., Yasynskyy V.K. The existence of Lyapunov-Krasovskii functionals for stochastic differential-functional Ito-Skorokhod equations under the condition of the solutions stability on probability with finite aftereffect // Cybernetics and Systems Analysis.– 2018.– Vol.54, Iss.6.– P.957-970.
(Springer Science+Business Media, LLC, 2018)In the paper, it is established that Lyapunov–Krasovskii functionals with definite properties exist for dynamic systems of random structure with finite prehistory and with the property of one or another probability stability. -
Автоматизована інформаційна система отримання від громадян відомостей про стан доріг
(Чернівецький національний університет імені Юрія Федьковича, 2021-04-20)В роботі описуються засоби та технології для створення автоматизованого веб-застосунку для отримання від громадян відомостей про стан доріг.