Search Results - "V. V. Chugunov"
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Absence of Solutions of the σ-Commutation Problem (σ ≠ 0,±1) for a Toeplitz and a Hankel Matrices in a Special Case
Published in Journal of mathematical sciences (New York, N.Y.) (01-05-2024)“…It is established that the σ-commutation problem for a Toeplitz and a Hankel matrices has no solutions in a particular case…”
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On Pairs of Symmetric Toeplitz Matrices Whose Squares Are Identical
Published in Computational mathematics and mathematical physics (2022)“…A full description is given of pairs of symmetric Toeplitz matrices whose squares are identical…”
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Pairs of Symmetric and Skew-Symmetric Toeplitz Matrices with Identical Squares
Published in Journal of mathematical sciences (New York, N.Y.) (09-05-2023)“…Certain sets consisting of pairs of symmetric and skew-symmetric Toeplitz matrices with identical squares are described…”
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Certain Sets of Pairs of σ-Commuting (σ ≠ 0, ≠1) Toeplitz and Hankel Matrices
Published in Journal of mathematical sciences (New York, N.Y.) (01-08-2020)“…A description of certain sets of pairs of σ-commuting (σ ≠ 0, ≠1) Toeplitz and Hankel matrices is given. Bibliography: 2 titles…”
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New Classes of Solutions of the σ-Commutation Problem () for Toeplitz and Hankel Matrices within a Unified Approach
Published in Computational mathematics and mathematical physics (01-07-2024)“…In an earlier publication of these authors, a unified approach was proposed to the construction of matrix pairs that solve the -commutation problem for…”
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On a Particular Solution of the σ-Commutation Problem () for Toeplitz and Hankel Matrices
Published in Computational mathematics and mathematical physics (01-11-2023)“…A unified approach is proposed to the construction of matrix pairs that solve the ‑commutation problem for Toeplitz and Hankel matrices. For a certain…”
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Deriving Known Particular Solutions of the σ-Commutation Problem (σ ≠ 0, ±1) for a Toeplitz and a Hankel Matrix within a Unified Approach
Published in Computational mathematics and mathematical physics (2024)“…Annotation In their preceding publication, the authors proposed a unified approach to the construction of matrix pairs that solve the -commutation problem for…”
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Mechanisms and models of pathogenesis of odontophobic reactions in children with different level of mental health
Published in Journal of education, health and sport (01-11-2019)“…The state of psychological well-being, and moreover, the state of mental health of the child has a significant impact on compliance with recommendations to…”
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Mechanisms and models of pathogenesis of odontophobic reactions in children with different level of mental health
Published in Journal of education, health and sport (01-10-2019)“…The state of psychological well-being, and moreover, the state of mental health of the child has a significant impact on compliance with recommendations to…”
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Nonsingular Solutions of the Matrix Equation and the Centralizer of the Matrix
Published in Moscow University computational mathematics and cybernetics (2024)“…The equation is called the Yang–Baxter-like matrix equation. We examine this equation for matrices of order 2, assuming that is a nonsingular matrix; moreover,…”
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Certain Sets of Anti-Commuting Toeplitz Matrices
Published in Journal of mathematical sciences (New York, N.Y.) (02-08-2019)“…We give a description of certain sets of pairs of anti-commuting Toeplitz matrices…”
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On a Description of Pairs of Anticommuting Hankel Matrices
Published in Journal of mathematical sciences (New York, N.Y.) (01-08-2017)“…A complete description of the sets of pairs of anti-commuting Hankel matrices is given…”
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Diagonalizable Matrices as a Result of Rank-One Perturbations of Nilpotent Matrices
Published in Moscow University computational mathematics and cybernetics (2022)“…It is known that every normal matrix with a simple spectrum can be obtained by a rank-one perturbation of some nilpotent matrix . In this assertion, a normal…”
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Effective length of a receiving antenna in case of quasi‐electrostatic whistler mode waves: Application to spacecraft observations of chorus emissions
Published in Radio science (01-07-2017)“…We propose a method for calculating the receiving antenna effective length in the case of reception of quasi‐electrostatic whistler mode waves in plasmas and…”
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Neurological Signs of Postcovid Syndrome
Published in Neuroscience and behavioral physiology (2022)“…The challenge of postcovid syndrome (PCS) is of great interest due to its wide distribution and variety of clinical signs. The main neurological signs of PCS…”
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Effect of Shaft Twisting on Electromagnetic Torque Reduction of a Submersible Oil-Pump Motor
Published in Russian electrical engineering (2022)“…One property that defines submersible oil pump motors is a large axial dimension with, correspondingly, a large shaft length. Since shaft twisting is more…”
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Centralization of the System of E-Participation in the Russian Federation: Expert Interviews Data
Published in Upravlencheskoe konsulʹtirovanie (23-11-2024)“…This article presents the results of the study aimed at analyzing the institutional transformations of the E-Participation system in Russia. Since 2020, the…”
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Description of Pairs of Anti-Commuting Toeplitz and Hankel Matrices
Published in Journal of mathematical sciences (New York, N.Y.) (01-08-2018)“…A complete description of the sets of pairs of anti-commuting Toeplitz and Hankel matrices is given…”
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On the Theory of a Short Cylindrical Antenna in Anisotropic Media
Published in Radiophysics and quantum electronics (01-10-2015)“…We propose a method for calculation of the charge distribution along a short (on the wavelength scale) cylindrical antenna in an anisotropic medium and the…”
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