Results for 'Sergiy Nezhurbida'

14 found
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  1. Functional completeness and primitive positive decomposition of relations on finite domains.Sergiy Koshkin - 2024 - Logic Journal of the IGPL 32.
    We give a new and elementary construction of primitive positive decomposition of higher arity relations into binary relations on finite domains. Such decompositions come up in applications to constraint satisfaction problems, clone theory and relational databases. The construction exploits functional completeness of 2-input functions in many-valued logic by interpreting relations as graphs of partially defined multivalued ‘functions’. The ‘functions’ are then composed from ordinary functions in the usual sense. The construction is computationally effective and relies on well-developed methods of functional (...)
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  2. Logical reduction of relations: From relational databases to Peirce’s reduction thesis.Sergiy Koshkin - 2023 - Logic Journal of the IGPL 31 (5):779-809.
    We study logical reduction (factorization) of relations into relations of lower arity by Boolean or relative products that come from applying conjunctions and existential quantifiers to predicates, i.e. by primitive positive formulas of predicate calculus. Our algebraic framework unifies natural joins and data dependencies of database theory and relational algebra of clone theory with the bond algebra of C.S. Peirce. We also offer new constructions of reductions, systematically study irreducible relations and reductions to them and introduce a new characteristic of (...)
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  3. Is Peirce’s Reduction Thesis Gerrymandered?Sergiy Koshkin - 2022 - Transactions of the Charles S. Peirce Society 58 (4):271-300.
    We argue that traditional formulations of the reduction thesis that tie it to privileged relational operations do not suffice for Peirce’s justification of the categories and invite the charge of gerrymandering to make it come out as true. We then develop a more robust invariant formulation of the thesis, one that is immune to that charge, by explicating the use of triads in any relational operations. The explication also allows us to track how Thirdness enters the structure of higher order (...)
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  4. Theory of pricing as relativistic kinematics.Sergiy Melnyk - manuscript
    The algebra of transactions as fundamental measurements is constructed on the basis of the analysis of their properties and represents an expansion of the Boolean algebra. The notion of the generalized economic measurements of the economic “quantity” and “quality” of objects of transactions is introduced. It has been shown that the vector space of economic states constructed on the basis of these measurements is relativistic. The laws of kinematics of economic objects in this space have been analyzed and the stages (...)
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  5. ALGEBRA OF FUNDAMENTAL MEASUREMENTS AS A BASIS OF DYNAMICS OF ECONOMIC SYSTEMS.Sergiy Melnyk - 2012 - arXiv.
    We propose an axiomatic approach to constructing the dynamics of systems, in which one the main elements 9e8 is the consciousness of a subject. The main axiom is the statements that the state of consciousness is completely determined by the results of measurements performed on it. In case of economic systems we propose to consider an offer of transaction as a fundamental measurement. Transactions with delayed choice, discussed in this paper, represent a logical generalization of incomplete transactions and allow for (...)
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  6. Сознание и Материя. Информационно-измерительный Подход. Обобщенный Принцип Дополнительности.Sergiy Melnyk & Igor Tuluzov - manuscript
    Обсуждается широкий круг проблем взаимоотношения сознания и материи. Особое внимание уделено анализу структуры и свойств сознания в рамках информационной эволюции. А также – анализу роли специфических (невычислительных) свойств сознания в процедуре классических и квантовых измерений. В частности, подробно обсуждается вопрос о «клонировании» сознания (возможности копирования его свойств его на новый материальный носитель). Мы надеемся, что сформулированный нами обобщенный принцип дополнительности откроет новые пути для исследования проблем сознания в рамках фундаментальной физической картины мира.
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    Перфомативність як чинник пластичності ґендерної ідентичності.Sergiy Kyselov & Daria Synhaievska - 2024 - Empirio 1 (1):34-43.
    У статті продемонстровано, як влада, що є ім’ям, яким називають, впливає на пластичність ґендеру. Ставлячи за мету дослідити перфомативність як чинник пластичності ґендерної ідентичності, автори здійснили спробу визначити спосіб творення носія ґендерної ідентичності. Значну увагу зосереджено на протиборстві наділення та усвідомлення влади, що типізує ієрархічність відносин статей, а не ґендерів. Останні є наслідком «капілярного» характеру влади й інституціоналізують дискурсивні практики. Відтак здійснено спробу виявлення граматології ґендеру. Для цього використано класичні праці Дж. Батлер, П. Бергера та інших авторів, які були прихильниками (...)
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  8. Modeling in Economics and in the Theory of Consciousness on the Basis of Generalized Measurements.Sergiy Melnyk & Igor Tuluzov - 2014 - Neuroquantology 12 (2).
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  9. Manifestation of Quantum Mechanical Properties of a Proprietor’s Consciousness in Slit Measurements of Economic Systems.Sergiy Melnyk & Igor Tuluzov - 2014 - Neuroquantology 12 (3).
    The present paper discusses the problem of quantum-mechanical properties of a subject’s consciousness. The model of generalized economic measurements is used for the analysis. Two types of such measurements are analyzed – transactions and technologies. Algebraic ratios between the technology-type measurements allow making their analogy with slit experiments in physics. It has been shown that the description of results of such measurements is possible both in classical and in quantum formalism of calculation of probabilities. Thus, the quantum-mechanical formalism of the (...)
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  10. Consciousness and Matter. Information-measuring Approach. Generalized Principle of Complementarity.Sergiy Melnyk & Igor Tuluzov - manuscript
    A wide range of problems of the relationship between consciousness and matter are discussed. Particular attention is paid to the analysis of the structure and properties of consciousness in the framework of information evolution. The role of specific (non-computational) properties of consciousness in the procedure of classical and quantum measurements is analyzed. In particular, the issue of "cloning" of consciousness (the possibility of copying its properties onto a new material carrier) is discussed in detail. We hope that the generalized principle (...)
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  11. Wittgenstein, Peirce, and Paradoxes of Mathematical Proof.Sergiy Koshkin - 2020 - Analytic Philosophy 62 (3):252-274.
    Wittgenstein's paradoxical theses that unproved propositions are meaningless, proofs form new concepts and rules, and contradictions are of limited concern, led to a variety of interpretations, most of them centered on rule-following skepticism. We argue, with the help of C. S. Peirce's distinction between corollarial and theorematic proofs, that his intuitions are better explained by resistance to what we call conceptual omniscience, treating meaning as fixed content specified in advance. We interpret the distinction in the context of modern epistemic logic (...)
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  12. Kyiv in the Global Biblical World: Reflections of KTA Professors From the Second Half of the 19th and Early 20th Centuries.Sergiy Golovashchenko - 2018 - Kyiv-Mohyla Humanities Journal 5:37-59.
    The focus of this article is the global and European experience of the reception, assimilation, and social application of the Bible, reproduced in the works of a number of prominent Kyiv Theological Academy (KTA) representatives from the second half of the 19th and early 20th centuries. The analysis specifically covers the works of professors Stefan Solskyi, Kharysym Orda, Nikolai Drozdov, Afanasii Bulgakov, Mykola Makkaveiskyi, Vasylii Pevnytskyi, Arsenii Tsarevskyi, Volodymyr Rybinskyi, Dmytro Bohdashevskyi, and Aleksandr Glagolev. The author uses the metaphor of (...)
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  13. Methodology of using mobile apps with augmented reality in students' vocational preparation process for transport industry.Olena O. Lavrentieva, Ihor O. Arkhypov, Oleksandr P. Krupskyi, Denys O. Velykodnyi & Sergiy V. Filatov - 2020 - 3rd International Workshop on Augmented Reality in Education, AREdu 2020.
    In the paper, the current state and trends of the use of AR technologies in the transport industry and in future specialists' vocational training processes have been reviewed and analyzed. The essence and content of the AR technologies relevant to the transport industry have been clarified. The main directions of the AR introduction for the various spheres of the transport industry including design and tuning, mechanical and automotive engineering, marketing and advertising, maintenance and operation, diagnostics and repair of cars have (...)
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  14. Current issues of security management during martial law.Maksym Bezpartochnyi, Igor Britchenko, Olesia Bezpartochna, Kostyantyn Afanasyev, Mariia Bahorka, Oksana Bezsmertna, Olena Borschevska, Liliana Chyshynska-Hlybovych, Anna Dybała, Darya Gurova, Iryna Hanechko, Petro Havrylko, Olha Hromova, Tetiana Hushtan, Iryna Kadyrus, Yuri Kindzerski, Svіtlana Kirian, Anatoliy Kolodiychuk, Oleksandr Kovalenko, Andrii Krupskyi, Serhii Leontovych, Olena Lytvyn, Denys Mykhailyk, Oleh Nyzhnyk, Hanna Oleksyuk, Nataliia Petryshyn, Olha Podra, Nazariy Popadynets, Halyna Pushak, Yaroslav Pushak, Oksana Radchenko, Olha Ryndzak, Nataliia Semenyshena, Vitalii Sharko, Vladimir Shedyakov, Olena Stanislavyk, Dmytro Strikhovskyi, Oksana Trubei, Nataliia Trushkina, Sergiy Tsviliy, Leonid Tulush, Liudmyla Vahanova, Nataliy Yurchenko, Andrij Zaverbnyj & Svitlana Zhuravlova (eds.) - 2022 - Vysoká škola bezpečnostného manažérstva v Košiciach.
    The authors of the book have come to the conclusion that toensuring the country’s security in the conditions of military aggression, it is necessary to use the mechanisms of protection of territories and population, support of economic entities, international legal levers of influence on the aggressor country. Basic research focuses on assessment the resource potential of enterprises during martial law, the analysis of migration flows in the middle of the country and abroad, the volume of food exports, marketing and logistics (...)
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