Ushcats, M. V.; Ushcats, S. Yu.; Kondratieva, A. A.; Koval, S. S. Quantitative description of phase transitions in binary mixtures via Mayer’s cluster expansion. (English) Zbl 07901986 Physica A 649, Article ID 129957, 11 p. (2024). MSC: 82-XX PDFBibTeX XMLCite \textit{M. V. Ushcats} et al., Physica A 649, Article ID 129957, 11 p. (2024; Zbl 07901986) Full Text: DOI
Kovalnogov, Vladislav N.; Fedorov, Ruslan V.; Karpukhina, Tamara V.; Simos, Theodore E.; Tsitouras, Charalampos Runge-Kutta pairs of orders 9(8) for use in quadruple precision computations. (English) Zbl 1535.65101 Numer. Algorithms 95, No. 4, 1905-1919 (2024). MSC: 65L06 65L05 PDFBibTeX XMLCite \textit{V. N. Kovalnogov} et al., Numer. Algorithms 95, No. 4, 1905--1919 (2024; Zbl 1535.65101) Full Text: DOI
Kovalnogov, V. N.; Fedorov, R. V.; Karpukhina, M. T.; Kornilova, M. I.; Simos, T. E.; Tsitouras, Ch. Economical handling of Runge-Kutta-Nyström step rejection. (English) Zbl 1522.65123 J. Comput. Appl. Math. 438, Article ID 115528, 9 p. (2024). MSC: 65L06 65L05 PDFBibTeX XMLCite \textit{V. N. Kovalnogov} et al., J. Comput. Appl. Math. 438, Article ID 115528, 9 p. (2024; Zbl 1522.65123) Full Text: DOI
Koval, Vadym A generalization of Clairaut’s formula and its applications. arXiv:2409.02895 Preprint, arXiv:2409.02895 [math.DG] (2024). BibTeX Cite \textit{V. Koval}, ``A generalization of Clairaut's formula and its applications'', Preprint, arXiv:2409.02895 [math.DG] (2024) Full Text: arXiv OA License
Kaloshin, Vadim; Koval, Illya; Vig, Amir Balian-Bloch Wave Invariants for Nearly Degenerate Orbits. arXiv:2404.02381 Preprint, arXiv:2404.02381 [math.SP] (2024). MSC: 35P20 58C40 58J53 BibTeX Cite \textit{V. Kaloshin} et al., ``Balian-Bloch Wave Invariants for Nearly Degenerate Orbits'', Preprint, arXiv:2404.02381 [math.SP] (2024) Full Text: arXiv OA License
De Terán, Fernando; Dopico, Froilán M.; Koval, Vadym; Pagacz, Patryk On bundle closures of matrix pencils and matrix polynomials. arXiv:2402.16702 Preprint, arXiv:2402.16702 [math.NA] (2024). MSC: 15A18 15A21 15A22 15A54 65F15 BibTeX Cite \textit{F. De Terán} et al., ``On bundle closures of matrix pencils and matrix polynomials'', Preprint, arXiv:2402.16702 [math.NA] (2024) Full Text: arXiv OA License
Koval, Vadym; Pagacz, Patryk On singular pencils with commuting coefficients. arXiv:2402.00673 Preprint, arXiv:2402.00673 [math.SP] (2024). MSC: 15A22 15A27 47A13 15A60 BibTeX Cite \textit{V. Koval} and \textit{P. Pagacz}, ``On singular pencils with commuting coefficients'', Preprint, arXiv:2402.00673 [math.SP] (2024) Full Text: arXiv OA License
Koval, V. O. On the partition of plane sets into 6 subsets of small diameter. (English. Russian original) Zbl 1533.52016 J. Math. Sci., New York 275, No. 2, 177-194 (2023); translation from Zap. Nauchn. Semin. POMI 497, 100-123 (2020). Reviewer: Anton Shutov (Vladimir) MSC: 52C15 51M15 PDFBibTeX XMLCite \textit{V. O. Koval}, J. Math. Sci., New York 275, No. 2, 177--194 (2023; Zbl 1533.52016); translation from Zap. Nauchn. Semin. POMI 497, 100--123 (2020) Full Text: DOI
Kovalnogov, V. N.; Fedorov, R. V.; Karpukhina, T. V.; Evgenievich, C. Y.; Simos, T. E.; Tsitouras, Ch. An algorithmic approach to Runge-Kutta-Nyström pairs. (English) Zbl 1538.65191 TWMS J. Pure Appl. Math. 14, No. 1, 3-22 (2023). MSC: 65L06 65L05 PDFBibTeX XMLCite \textit{V. N. Kovalnogov} et al., TWMS J. Pure Appl. Math. 14, No. 1, 3--22 (2023; Zbl 1538.65191) Full Text: Link
Kovalnogov, V. N.; Fedorov, R. V.; Demidov, D. A.; Malyoshina, M. A.; Simos, T. E.; Tsitouras, Ch. Midway reassignment of Runge-Kutta step length. (English) Zbl 1530.65075 Math. Methods Appl. Sci. 46, No. 16, 16701-16708 (2023). MSC: 65L05 65L06 PDFBibTeX XMLCite \textit{V. N. Kovalnogov} et al., Math. Methods Appl. Sci. 46, No. 16, 16701--16708 (2023; Zbl 1530.65075) Full Text: DOI
Busygin, Sergey; Fedorov, Ruslan; Karpukhina, Tamara; Kovalnogov, Vladislav N.; Simos, Theodore E.; Tsitouras, Charalampos Runge-Kutta pairs of orders 8(7) with extended stability regions for addressing linear inhomogeneous systems. (English) Zbl 1538.65184 Math. Methods Appl. Sci. 46, No. 4, 4212-4224 (2023). MSC: 65L06 65L05 65L20 PDFBibTeX XMLCite \textit{S. Busygin} et al., Math. Methods Appl. Sci. 46, No. 4, 4212--4224 (2023; Zbl 1538.65184) Full Text: DOI
Kovalnogov, Vladislav N.; Kornilova, Maria I.; Khakhalev, Yuri A.; Generalov, Dmitry A.; Simos, Theodore E.; Tsitouras, Charalampos Fitted modifications of Runge-Kutta-Nyström pairs of orders 7(5) for addressing oscillatory problems. (English) Zbl 1538.65190 Math. Methods Appl. Sci. 46, No. 1, 273-282 (2023). MSC: 65L06 65L05 PDFBibTeX XMLCite \textit{V. N. Kovalnogov} et al., Math. Methods Appl. Sci. 46, No. 1, 273--282 (2023; Zbl 1538.65190) Full Text: DOI
Stanzhytskyi, O. M.; Kichmarenko, O. D.; Mogylova, V. V.; Koval’chuk, T. V. Optimal control over systems of functional-differential equations with infinite delay. (English. Ukrainian original) Zbl 1528.49019 Ukr. Math. J. 75, No. 1, 157-173 (2023); translation from Ukr. Mat. Zh. 75, No. 1, 138-152 (2023). Reviewer: Suvra Kanti Chakraborty (Kolkata) MSC: 49K15 34K35 93C15 PDFBibTeX XMLCite \textit{O. M. Stanzhytskyi} et al., Ukr. Math. J. 75, No. 1, 157--173 (2023; Zbl 1528.49019); translation from Ukr. Mat. Zh. 75, No. 1, 138--152 (2023) Full Text: DOI
Kovalchuk, L. V.; Koriakov, I. V.; Alekseychuk, A. N. Krip: high-speed hardware-oriented stream cipher based on a non-autonomous nonlinear shift register. (English. Ukrainian original) Zbl 1512.94093 Cybern. Syst. Anal. 59, No. 1, 16-26 (2023); translation from Kibern. Sist. Anal. 59, No. 1, 21-32 (2023). MSC: 94A60 PDFBibTeX XMLCite \textit{L. V. Kovalchuk} et al., Cybern. Syst. Anal. 59, No. 1, 16--26 (2023; Zbl 1512.94093); translation from Kibern. Sist. Anal. 59, No. 1, 21--32 (2023) Full Text: DOI
Koval, Vadym; Pagacz, Patryk Matrix pencils with the numerical range equal to the whole complex plane. (English) Zbl 1503.15009 Linear Algebra Appl. 657, 274-286 (2023). Reviewer: Ioannis Dassios (Dublin) MSC: 15A22 15A60 PDFBibTeX XMLCite \textit{V. Koval} and \textit{P. Pagacz}, Linear Algebra Appl. 657, 274--286 (2023; Zbl 1503.15009) Full Text: DOI arXiv
Kovalnogov, V. N.; Fedorov, R. V.; Karpukhina, M. T.; Kornilova, M. I.; Simos, T. E.; Tsitouras, Ch. Runge-Kutta-Nyström methods of eighth order for addressing linear inhomogeneous problems. (English) Zbl 1496.65088 J. Comput. Appl. Math. 419, Article ID 114778, 12 p. (2023). MSC: 65L06 65L05 PDFBibTeX XMLCite \textit{V. N. Kovalnogov} et al., J. Comput. Appl. Math. 419, Article ID 114778, 12 p. (2023; Zbl 1496.65088) Full Text: DOI
Kovalnogov, Vladislav N.; Kornilova, M. I.; Khakhalev, Y. A.; Generalov, D. A.; Simos, T. E.; Tsitouras, Ch. New family for Runge-Kutta-Nyström pairs of orders 6(4) with coefficients trained to address oscillatory problems. (English) Zbl 1527.65052 Math. Methods Appl. Sci. 45, No. 12, 7715-7727 (2022). MSC: 65L05 65L06 PDFBibTeX XMLCite \textit{V. N. Kovalnogov} et al., Math. Methods Appl. Sci. 45, No. 12, 7715--7727 (2022; Zbl 1527.65052) Full Text: DOI
Koval’chuk, M.; Kharchenko, V.; Yavors’kyĭ, A.; Bieda, I.; Panchenko, T. ECG signal classification using machine learning techniques. (Ukrainian. English summary) Zbl 1513.92037 Visn., Ser. Fiz.-Mat. Nauky, Kyïv. Univ. Im. Tarasa Shevchenka 2022, No. 2, 70-77 (2022). MSC: 92C55 68T07 PDFBibTeX XMLCite \textit{M. Koval'chuk} et al., Visn., Ser. Fiz.-Mat. Nauky, Kyïv. Univ. Im. Tarasa Shevchenka 2022, No. 2, 70--77 (2022; Zbl 1513.92037) Full Text: DOI OA License
Generalov, Dmitry; Tsvetova, Ekaterina; Fedorov, Ruslan; Kovalnogov, Vladislav; Simos, T. E. A two-step singularly P-Stable method with high phase and large stability properties for problems in chemistry. (English) Zbl 1487.81083 J. Math. Chem. 60, No. 3, 475-501 (2022). MSC: 81Q05 65L05 35Q91 03H10 80A30 PDFBibTeX XMLCite \textit{D. Generalov} et al., J. Math. Chem. 60, No. 3, 475--501 (2022; Zbl 1487.81083) Full Text: DOI
Mizkher, Usama Dzhavad; Koval’nogov, Vladislav Nikolaevich; Vel’misov, Petr Aleksandrovich Mathematical modeling of a swirling jet in applications to low-emission combustion of low-grade fuels. (Russian. English summary) Zbl 1524.80021 Zh. Sredn. Mat. Obshch. 23, No. 3, 308-317 (2021). MSC: 80A25 76D05 80A19 35B40 PDFBibTeX XMLCite \textit{U. D. Mizkher} et al., Zh. Sredn. Mat. Obshch. 23, No. 3, 308--317 (2021; Zbl 1524.80021) Full Text: DOI MNR OA License
Bazhanov, Vladimir V.; Kotousov, Gleb A.; Koval, Sergii M.; Lukyanov, Sergei L. Scaling limit of the \(\mathcal{Z}_2\) invariant inhomogeneous six-vertex model. (English) Zbl 1489.82021 Nucl. Phys., B 965, Article ID 115337, 156 p. (2021). MSC: 82B23 PDFBibTeX XMLCite \textit{V. V. Bazhanov} et al., Nucl. Phys., B 965, Article ID 115337, 156 p. (2021; Zbl 1489.82021) Full Text: DOI arXiv OA License
Kovalnogov, Vladislav N.; Simos, Theodore E.; Tsitouras, Charalampos Runge-Kutta pairs suited for SIR-type epidemic models. (English) Zbl 1512.65135 Math. Methods Appl. Sci. 44, No. 6, 5210-5216 (2021). MSC: 65L05 65L06 92C60 PDFBibTeX XMLCite \textit{V. N. Kovalnogov} et al., Math. Methods Appl. Sci. 44, No. 6, 5210--5216 (2021; Zbl 1512.65135) Full Text: DOI
Bazhanov, Vladimir V.; Kotousov, Gleb A.; Koval, Sergii M.; Lukyanov, Sergei L. Some algebraic aspects of the inhomogeneous six-vertex model. (English) Zbl 1473.82008 SIGMA, Symmetry Integrability Geom. Methods Appl. 17, Paper 025, 29 p. (2021). MSC: 82B20 82B23 52C26 16T25 81T40 PDFBibTeX XMLCite \textit{V. V. Bazhanov} et al., SIGMA, Symmetry Integrability Geom. Methods Appl. 17, Paper 025, 29 p. (2021; Zbl 1473.82008) Full Text: DOI arXiv
Koval’chuk, T. V.; Lavrova, O. E.; Mohyl’ova, V. V. Optimal control for some classes of dynamic equations on the infinite interval of time scale. (English. Ukrainian original) Zbl 1465.37108 J. Math. Sci., New York 254, No. 2, 229-245 (2021); translation from Neliniĭni Kolyvannya 22, No. 4, 482-496 (2019). MSC: 37N35 PDFBibTeX XMLCite \textit{T. V. Koval'chuk} et al., J. Math. Sci., New York 254, No. 2, 229--245 (2021; Zbl 1465.37108); translation from Neliniĭni Kolyvannya 22, No. 4, 482--496 (2019) Full Text: DOI
Vel’misov, Petr Aleksandrovich; Mizkher, Usama Dzhavad; Koval’nogov, Vladislav Nikolaevich Asymptotic study of heat and mass transfer in weakly twisted jets. (Russian. English summary) Zbl 1538.76059 Zh. Sredn. Mat. Obshch. 22, No. 2, 200-207 (2020). MSC: 76D05 80A19 35B40 76B10 76M45 PDFBibTeX XMLCite \textit{P. A. Vel'misov} et al., Zh. Sredn. Mat. Obshch. 22, No. 2, 200--207 (2020; Zbl 1538.76059) Full Text: DOI MNR OA License
Kovalev, A. M.; Nespirny, V. N. Conditions for an existence of asymptotically stable coordinates in autonomous dynamical systems. (Russian. English summary) Zbl 1507.37025 Mekh. Tverd. Tela 50, 3-10 (2020). MSC: 37C75 34D23 34D20 PDFBibTeX XMLCite \textit{A. M. Kovalev} and \textit{V. N. Nespirny}, Mekh. Tverd. Tela 50, 3--10 (2020; Zbl 1507.37025) Full Text: Link
Filippov, Aleksandr Ivanovich; Akhmetova, Oksana Valentinovna; Kovalskiĭ, Alekseĭ Alekseevich Nonlinear problem of the filtration field of a flat flow. (Russian. English summary) Zbl 1479.76097 Vestn. Udmurt. Univ., Mat. Mekh. Komp’yut. Nauki 30, No. 2, 324-339 (2020). MSC: 76S05 PDFBibTeX XMLCite \textit{A. I. Filippov} et al., Vestn. Udmurt. Univ., Mat. Mekh. Komp'yut. Nauki 30, No. 2, 324--339 (2020; Zbl 1479.76097) Full Text: DOI MNR
Koval’chuk, T. V.; Mogylova, V. V.; Stanzhytskyi, O. M.; Shovkoplyas, T. V. Application of the averaging method to the problems of optimal control of the impulse systems. (English) Zbl 1468.49036 Carpathian Math. Publ. 12, No. 2, 504-521 (2020). Reviewer: Hector Jasso (Ciudad de México) MSC: 49N25 PDFBibTeX XMLCite \textit{T. V. Koval'chuk} et al., Carpathian Math. Publ. 12, No. 2, 504--521 (2020; Zbl 1468.49036) Full Text: DOI OA License
Tsvetova, E. V.; Kovalnogov, V. N.; Fedorov, R. V. Research of integrated passive methods of heat dissipation intensification to improve the efficiency of gas-dynamic temperature stratification. (English) Zbl 1452.76207 JNAIAM, J. Numer. Anal. Ind. Appl. Math. 15, No. 1, 13-16 (2020). MSC: 76N15 76-10 PDFBibTeX XMLCite \textit{E. V. Tsvetova} et al., JNAIAM, J. Numer. Anal. Ind. Appl. Math. 15, No. 1, 13--16 (2020; Zbl 1452.76207) Full Text: Link
Koval’chuk, S. B.; Goryk, A. V.; Zinkovskii, A. P. Analytical solution of the problem of thermoelastic deformation of a nonuniformly rotating multilayer disk. (English. Russian original) Zbl 1443.74171 Int. Appl. Mech. 56, No. 2, 216-230 (2020); translation from Prikl. Mekh., Kiev 56, No. 2, 104-119 (2020). MSC: 74F05 74B99 74E30 PDFBibTeX XMLCite \textit{S. B. Koval'chuk} et al., Int. Appl. Mech. 56, No. 2, 216--230 (2020; Zbl 1443.74171); translation from Prikl. Mekh., Kiev 56, No. 2, 104--119 (2020) Full Text: DOI
Koval’chuk, T. V.; Mohyl’ova, V. V.; Shovkoplyas, T. V. Averaging method in problems of optimal control over impulsive systems. (English. Ukrainian original) Zbl 1460.49024 J. Math. Sci., New York 247, No. 2, 314-327 (2020); translation from Neliniĭni Kolyvannya 22, No. 1, 86-97 (2019). Reviewer: Roman Šimon Hilscher (Brno) MSC: 49N25 49K15 34H05 PDFBibTeX XMLCite \textit{T. V. Koval'chuk} et al., J. Math. Sci., New York 247, No. 2, 314--327 (2020; Zbl 1460.49024); translation from Neliniĭni Kolyvannya 22, No. 1, 86--97 (2019) Full Text: DOI
Kovalnogov, Vladislav N.; Simos, Theodore E.; Tsitouras, Charalampos Ninth-order, explicit, two-step methods for second-order inhomogeneous linear IVPs. (English) Zbl 1451.65086 Math. Methods Appl. Sci. 43, No. 7, 4918-4926 (2020). MSC: 65L05 65L06 PDFBibTeX XMLCite \textit{V. N. Kovalnogov} et al., Math. Methods Appl. Sci. 43, No. 7, 4918--4926 (2020; Zbl 1451.65086) Full Text: DOI
Kovalev, A. M.; Nespirnyy, V. N. Classification and extraction of variables by the stability property in autonomous systems of ordinary differential equations. (Russian. English summary) Zbl 1514.34090 Mekh. Tverd. Tela 49, 9-15 (2019). MSC: 34D20 37C60 PDFBibTeX XMLCite \textit{A. M. Kovalev} and \textit{V. N. Nespirnyy}, Mekh. Tverd. Tela 49, 9--15 (2019; Zbl 1514.34090) Full Text: Link
Kovalnogov, Vladislav N.; Fedorov, Ruslan V.; Bondarenko, Aleksandr A.; Simos, Theodore E. An optimized multistage complete in phase P-stable algorithm. (English) Zbl 1472.81079 MATCH Commun. Math. Comput. Chem. 82, No. 2, 385-438 (2019). MSC: 81Q05 81-08 65L05 65L06 PDFBibTeX XMLCite \textit{V. N. Kovalnogov} et al., MATCH Commun. Math. Comput. Chem. 82, No. 2, 385--438 (2019; Zbl 1472.81079) Full Text: Link
Stoikova, L. S.; Kovalchuk, L. V. Exact estimates for some linear functionals of unimodal distribution functions under incomplete information. (English. Russian original) Zbl 1436.60024 Cybern. Syst. Anal. 55, No. 6, 914-925 (2019); translation from Kibern. Sist. Anal. 2019, No. 6, 41-53 (2019). MSC: 60E05 90C25 PDFBibTeX XMLCite \textit{L. S. Stoikova} and \textit{L. V. Kovalchuk}, Cybern. Syst. Anal. 55, No. 6, 914--925 (2019; Zbl 1436.60024); translation from Kibern. Sist. Anal. 2019, No. 6, 41--53 (2019) Full Text: DOI
Bessalov, A. V.; Kovalchuk, L. V. Supersingular twisted Edwards curves over prime fields. II: Supersingular twisted Edwards curves with the \(j\)-invariant equal to \(66^3\). (English. Russian original) Zbl 1487.11060 Cybern. Syst. Anal. 55, No. 5, 731-741 (2019); translation from Kibern. Sist. Anal. 2019, No. 5, 35-46 (2019). MSC: 11G20 14H25 PDFBibTeX XMLCite \textit{A. V. Bessalov} and \textit{L. V. Kovalchuk}, Cybern. Syst. Anal. 55, No. 5, 731--741 (2019; Zbl 1487.11060); translation from Kibern. Sist. Anal. 2019, No. 5, 35--46 (2019) Full Text: DOI
Bazhanov, Vladimir V.; Kotousov, Gleb A.; Koval, Sergii M.; Lukyanov, Sergei L. On the scaling behaviour of the alternating spin chain. (English) Zbl 1421.81109 J. High Energy Phys. 2019, No. 8, Paper No. 87, 31 p. (2019). MSC: 81T40 81R12 83C27 83C60 PDFBibTeX XMLCite \textit{V. V. Bazhanov} et al., J. High Energy Phys. 2019, No. 8, Paper No. 87, 31 p. (2019; Zbl 1421.81109) Full Text: DOI arXiv
Bessalov, A. V.; Kovalchuk, L. V. Supersingular twisted Edwards curves over prime fields. I: Supersingular twisted Edwards curves with \(j\)-invariants equal to zero and \(12^3\). (English. Russian original) Zbl 1443.11116 Cybern. Syst. Anal. 55, No. 3, 347-353 (2019); translation from Kibern. Sist. Anal. 2019, No. 3, 3-10 (2019). MSC: 11G20 14H25 PDFBibTeX XMLCite \textit{A. V. Bessalov} and \textit{L. V. Kovalchuk}, Cybern. Syst. Anal. 55, No. 3, 347--353 (2019; Zbl 1443.11116); translation from Kibern. Sist. Anal. 2019, No. 3, 3--10 (2019) Full Text: DOI
Kovalnogov, V. N.; Karpukhina, T. V.; Boyarkin, M. S. Software and information complex for the coupled numericl solution of the equations of heat-and-moisture transfer and the studying of heat-and-humidity kinetics of biofuel cells. (English) Zbl 1418.92240 JNAIAM, J. Numer. Anal. Ind. Appl. Math. 13, No. 1-2, 1-5 (2019). MSC: 92E20 80A20 35Q92 PDFBibTeX XMLCite \textit{V. N. Kovalnogov} et al., JNAIAM, J. Numer. Anal. Ind. Appl. Math. 13, No. 1--2, 1--5 (2019; Zbl 1418.92240) Full Text: Link
Kovalnogov, V. N.; Karpukhina, T. V.; Boyarkin, M. S. Development of the theory for modeling and research of advanced technologies for enriching biofuel cells with generator gases. (English) Zbl 1418.92239 JNAIAM, J. Numer. Anal. Ind. Appl. Math. 13, No. 1-2, 7-14 (2019). MSC: 92E20 35Q92 PDFBibTeX XMLCite \textit{V. N. Kovalnogov} et al., JNAIAM, J. Numer. Anal. Ind. Appl. Math. 13, No. 1--2, 7--14 (2019; Zbl 1418.92239) Full Text: Link
Kovalnogov, V. N.; Fedorov, R. V.; Suranov, D. V.; Simos, T. E. New multiple stages scheme with improved properties for second order problems. (English) Zbl 1406.81026 J. Math. Chem. 57, No. 1, 232-262 (2019). MSC: 81Q05 65L05 81-08 34A30 PDFBibTeX XMLCite \textit{V. N. Kovalnogov} et al., J. Math. Chem. 57, No. 1, 232--262 (2019; Zbl 1406.81026) Full Text: DOI
Kovalev, A. M.; Nespirnyy, V. N. Features of constructing additional function for non-autonomous systems of ordinary differential equations. (Russian. English summary) Zbl 1481.34068 Tr. Inst. Prikl. Mat. Mekh. 32, 23-28 (2018). MSC: 34D20 70K40 37C60 PDFBibTeX XMLCite \textit{A. M. Kovalev} and \textit{V. N. Nespirnyy}, Tr. Inst. Prikl. Mat. Mekh. 32, 23--28 (2018; Zbl 1481.34068)
Koval’, V.; Krak, V. Sieve sorting algorithm. (English) Zbl 1449.68021 Visn., Ser. Fiz.-Mat. Nauky, Kyïv. Univ. Im. Tarasa Shevchenka 2018, No. 4, 92-96 (2018). MSC: 68P10 68W10 68W40 PDFBibTeX XMLCite \textit{V. Koval'} and \textit{V. Krak}, Visn., Ser. Fiz.-Mat. Nauky, Kyïv. Univ. Im. Tarasa Shevchenka 2018, No. 4, 92--96 (2018; Zbl 1449.68021)
Kravets’, V. I.; Koval’chuk, T. V.; Mohyl’ova, V. V.; Stanzhyts’kyi, O. M. Application of the method of averaging to the problems of optimal control over functional-differential equations. (English. Ukrainian original) Zbl 1425.49009 Ukr. Math. J. 70, No. 2, 232-242 (2018); translation from Ukr. Mat. Zh. 70, No. 2, 206-215 (2018). MSC: 49K15 34K33 PDFBibTeX XMLCite \textit{V. I. Kravets'} et al., Ukr. Math. J. 70, No. 2, 232--242 (2018; Zbl 1425.49009); translation from Ukr. Mat. Zh. 70, No. 2, 206--215 (2018) Full Text: DOI
Kovalnogov, V. N.; Fedorov, R. V.; Simos, T. E. New hybrid symmetric two step scheme with optimized characteristics for second order problems. (English) Zbl 1411.65087 J. Math. Chem. 56, No. 9, 2816-2844 (2018). MSC: 65L05 65L06 81Q05 PDFBibTeX XMLCite \textit{V. N. Kovalnogov} et al., J. Math. Chem. 56, No. 9, 2816--2844 (2018; Zbl 1411.65087) Full Text: DOI
Kozhevnikov, V. V.; Prikhodko, V. V.; Svetukhin, V. V.; Zhukov, A. V.; Fomin, A. N.; Leontyev, M. Yu; Vostretsov, D. Ya.; Sobolev, A. A.; Skrebtsov, V. I.; Kiryukhin, V. E.; Levschanov, V. V.; Lavygin, D. S.; Chavkin, E. M.; Mingachev, E. R.; Bildanov, R. G.; Pavlov, S. V.; Kovalnogov, V. N. Principal directions of developing the design methods for intelligent systems to control robots. (English) Zbl 07004008 JNAIAM, J. Numer. Anal. Ind. Appl. Math. 12, No. 1-2, 29-49 (2018). MSC: 65-XX PDFBibTeX XMLCite \textit{V. V. Kozhevnikov} et al., JNAIAM, J. Numer. Anal. Ind. Appl. Math. 12, No. 1--2, 29--49 (2018; Zbl 07004008) Full Text: Link
Kovalnogov, V. N.; Fedorov, R. V.; Bondarenko, A. A.; Simos, T. E. New hybrid two-step method with optimized phase and stability characteristics. (English) Zbl 1402.81137 J. Math. Chem. 56, No. 8, 2302-2340 (2018). MSC: 81Q05 81-08 65L05 65L06 PDFBibTeX XMLCite \textit{V. N. Kovalnogov} et al., J. Math. Chem. 56, No. 8, 2302--2340 (2018; Zbl 1402.81137) Full Text: DOI
Filippov, A. I.; Akhmetova, O. V.; Koval’skii, A. A. Low-frequency deceleration of a filtration wave in layered-inhomogeneous permeable formations. (English. Russian original) Zbl 1397.76131 J. Appl. Mech. Tech. Phys. 59, No. 3, 474-481 (2018); translation from Prikl. Mekh. Tekh. Fiz. 59, No. 3, 103-110 (2018). MSC: 76S05 PDFBibTeX XMLCite \textit{A. I. Filippov} et al., J. Appl. Mech. Tech. Phys. 59, No. 3, 474--481 (2018; Zbl 1397.76131); translation from Prikl. Mekh. Tekh. Fiz. 59, No. 3, 103--110 (2018) Full Text: DOI
Filippov, A. I.; Akhmetova, O. V.; Kovalskii, A. A. Coefficient-by-coefficient averaging in a problem of laminar gas flow in a well. (English. Russian original) Zbl 1443.80014 J. Appl. Mech. Tech. Phys. 59, No. 1, 61-71 (2018); translation from Prikl. Mekh. Tekh. Fiz. 59, No. 1, 71-82 (2018). MSC: 80A19 80M35 PDFBibTeX XMLCite \textit{A. I. Filippov} et al., J. Appl. Mech. Tech. Phys. 59, No. 1, 61--71 (2018; Zbl 1443.80014); translation from Prikl. Mekh. Tekh. Fiz. 59, No. 1, 71--82 (2018) Full Text: DOI
Kovalnogov, Vladislav N.; Fedorov, Ruslan V.; Golovanov, Viktor M.; Kostishko, Boris M.; Simos, T. E. A four stages numerical pair with optimal phase and stability properties. (English) Zbl 1384.65048 J. Math. Chem. 56, No. 1, 81-102 (2018). MSC: 65L12 65L06 65L05 65L20 34L40 PDFBibTeX XMLCite \textit{V. N. Kovalnogov} et al., J. Math. Chem. 56, No. 1, 81--102 (2018; Zbl 1384.65048) Full Text: DOI
Ivashkevych, A. O.; Koval’chuk, T. V. Existence of an optimal control for systems of differential equations with pulse action at nonfixed times. (English. Ukrainian original) Zbl 1396.49014 J. Math. Sci., New York 228, No. 3, 245-262 (2018); translation from Neliniĭni Kolyvannya 19, No. 4, 493-508 (2016). Reviewer: Michał Jóźwikowski (Warszawa) MSC: 49K15 49N05 49J15 PDFBibTeX XMLCite \textit{A. O. Ivashkevych} and \textit{T. V. Koval'chuk}, J. Math. Sci., New York 228, No. 3, 245--262 (2018; Zbl 1396.49014); translation from Neliniĭni Kolyvannya 19, No. 4, 493--508 (2016) Full Text: DOI
Kovalev, A. M.; Nespirnyy, V. N. The application of the method of additional functions for an investigation of stability and instability of non-autonomous systems of ordinary differential equations. (Russian. English summary) Zbl 1490.70051 Mekh. Tverd. Tela 47, 78-86 (2017). MSC: 70K20 34D20 PDFBibTeX XMLCite \textit{A. M. Kovalev} and \textit{V. N. Nespirnyy}, Mekh. Tverd. Tela 47, 78--86 (2017; Zbl 1490.70051) Full Text: Link
Fedorov, R. M. (ed.); Kanel’-Belov, A. Ya. (ed.); Koval’dzhi, A. K. (ed.); Yashchenko, I. V. (ed.) Moscow mathematical olympiads 1993–2005. 3rd edition. (Московские математические олимпиады 1993–2005 г.) (Russian) Zbl 1367.00021 Moscow: Moskovskiĭ Tsentr Nepreryvnogo Matematicheskogo Obrazovaniya (ISBN 978-5-4439-2543-1/hbk). 420 p. (2017). MSC: 00A35 00A07 97U40 PDFBibTeX XMLCite \textit{R. M. Fedorov} (ed.) et al., Московские математические олимпиады 1993--2005 г (Russian). 3rd edition. Moscow: Moskovskiĭ Tsentr Nepreryvnogo Matematicheskogo Obrazovaniya (2017; Zbl 1367.00021)
Kovalev, A. M.; Nespirnyy, V. N. Synchronization of dynamical systems in class of impulsive controls. (English) Zbl 1487.34119 Mekh. Tverd. Tela 46, 64-71 (2016). MSC: 34H05 34A37 34D06 93C15 PDFBibTeX XMLCite \textit{A. M. Kovalev} and \textit{V. N. Nespirnyy}, Mekh. Tverd. Tela 46, 64--71 (2016; Zbl 1487.34119) Full Text: Link
Gorr, G. V.; Kovalev, A. M. The interpretation methods for the motions of the rigid body with the fixed point. (Russian. English summary) Zbl 1490.70020 Mekh. Tverd. Tela 46, 3-13 (2016). MSC: 70E17 PDFBibTeX XMLCite \textit{G. V. Gorr} and \textit{A. M. Kovalev}, Mekh. Tverd. Tela 46, 3--13 (2016; Zbl 1490.70020) Full Text: Link
Koval’chuk, L. V.; Bessalov, A. V.; Bespalov, O. Yu. Algorithms for base point generation on an Edwards curve with the use of point divisibility criteria. (English. Russian original) Zbl 1409.94887 Cybern. Syst. Anal. 52, No. 5, 674-683 (2016); translation from Kibern. Sist. Anal. 2016, No. 5, 14-24 (2016). MSC: 94A60 14G50 11T71 14H52 PDFBibTeX XMLCite \textit{L. V. Koval'chuk} et al., Cybern. Syst. Anal. 52, No. 5, 674--683 (2016; Zbl 1409.94887); translation from Kibern. Sist. Anal. 2016, No. 5, 14--24 (2016) Full Text: DOI
Alekseychuk, A. N.; Kovalchuk, L. V.; Shevtsov, A. S.; Yakovliev, S. V. Cryptographic properties of a new national encryption standard of Ukraine. (English. Russian original) Zbl 1391.94722 Cybern. Syst. Anal. 52, No. 3, 351-364 (2016); translation from Kibern. Sist. Anal. 2016, No. 3, 16-31 (2016). MSC: 94A60 PDFBibTeX XMLCite \textit{A. N. Alekseychuk} et al., Cybern. Syst. Anal. 52, No. 3, 351--364 (2016; Zbl 1391.94722); translation from Kibern. Sist. Anal. 2016, No. 3, 16--31 (2016) Full Text: DOI
Gorr, G. V.; Kovalev, A. M. The use of Rodrigues-Hamilton parameters in interpreting the motion of a rigid body with a fixed point. (English. Russian original) Zbl 1434.70014 J. Appl. Math. Mech. 79, No. 5, 446-452 (2015); translation from Prikl. Mat. Mekh. 79, No. 5, 635-643 (2015). MSC: 70E17 PDFBibTeX XMLCite \textit{G. V. Gorr} and \textit{A. M. Kovalev}, J. Appl. Math. Mech. 79, No. 5, 446--452 (2015; Zbl 1434.70014); translation from Prikl. Mat. Mekh. 79, No. 5, 635--643 (2015) Full Text: DOI
Kubenko, V. D.; Koval’chuk, P. S. Stability and nonlinear vibrations of closed cylindrical shells interacting with a fluid flow (review). (English. Russian original) Zbl 1331.74113 Int. Appl. Mech. 51, No. 1, 12-63 (2015); translation from Prikl. Mekh., Kiev 51, No. 1, 19-78 (2015). MSC: 74K25 74-02 74F10 74H45 74H55 PDFBibTeX XMLCite \textit{V. D. Kubenko} and \textit{P. S. Koval'chuk}, Int. Appl. Mech. 51, No. 1, 12--63 (2015; Zbl 1331.74113); translation from Prikl. Mekh., Kiev 51, No. 1, 19--78 (2015) Full Text: DOI
Bessalov, A. V.; Koval’chuk, L. V. Exact number of elliptic curves in the canonical form, which are isomorphic to Edwards curves over prime field. (English. Russian original) Zbl 1320.14050 Cybern. Syst. Anal. 51, No. 2, 165-172 (2015); translation from Kibern. Sist. Anal. 2015, No. 2, 3-12 (2015). Reviewer: Dimitros Poulakis (Thessaloniki) MSC: 14H52 14G50 14Q05 PDFBibTeX XMLCite \textit{A. V. Bessalov} and \textit{L. V. Koval'chuk}, Cybern. Syst. Anal. 51, No. 2, 165--172 (2015; Zbl 1320.14050); translation from Kibern. Sist. Anal. 2015, No. 2, 3--12 (2015) Full Text: DOI
Kovalev, A. M.; Gorr, G. V.; Danilyuk, D. A. Application of Rodrigues-Hamilton parameters in investigation of precessional motion of a rigid body with a fixed point. (Russian. English summary) Zbl 1472.70014 Tr. Inst. Prikl. Mat. Mekh. 28, 93-101 (2014). MSC: 70E17 PDFBibTeX XMLCite \textit{A. M. Kovalev} et al., Tr. Inst. Prikl. Mat. Mekh. 28, 93--101 (2014; Zbl 1472.70014)
Koval’chuk, P. S.; Kruk, L. A.; Pelykh, V. À. Stability of differently fixed composite cylindrical shells interacting with fluid flow. (English. Russian original) Zbl 1314.74049 Int. Appl. Mech. 50, No. 6, 664-676 (2014); translation from Prikl. Mekh., Kiev 50, No. 6, 69-82 (2014). MSC: 74K25 74F10 74H55 74E30 PDFBibTeX XMLCite \textit{P. S. Koval'chuk} et al., Int. Appl. Mech. 50, No. 6, 664--676 (2014; Zbl 1314.74049); translation from Prikl. Mekh., Kiev 50, No. 6, 69--82 (2014) Full Text: DOI
Koval’chuk, P. S.; Kruk, L. A.; Pelykh, V. A. Stability of composite cylindrical shells with added mass interacting with the internal fluid flow. (English. Russian original) Zbl 1314.74048 Int. Appl. Mech. 50, No. 5, 566-574 (2014); translation from Prikl. Mekh., Kiev 50, No. 5, 101-110 (2014). MSC: 74K25 74F10 74H55 PDFBibTeX XMLCite \textit{P. S. Koval'chuk} et al., Int. Appl. Mech. 50, No. 5, 566--574 (2014; Zbl 1314.74048); translation from Prikl. Mekh., Kiev 50, No. 5, 101--110 (2014) Full Text: DOI
Kubenko, V. D.; Koval’chuk, P. S. Modeling the nonlinear interaction of standing and traveling bending waves in fluid-filled cylindrical shells subject to internal resonances. (English. Russian original) Zbl 1314.74050 Int. Appl. Mech. 50, No. 4, 353-364 (2014); translation from Prikl. Mekh., Kiev 50, No. 4, 3-15 (2014). MSC: 74K25 74F10 35C07 74H45 PDFBibTeX XMLCite \textit{V. D. Kubenko} and \textit{P. S. Koval'chuk}, Int. Appl. Mech. 50, No. 4, 353--364 (2014; Zbl 1314.74050); translation from Prikl. Mekh., Kiev 50, No. 4, 3--15 (2014) Full Text: DOI
Kovalchuk, L. V.; Lysenko, N. V.; Skrypnik, L. V. Mixing properties of operations defined on the set of \(n\)-dimensional vectors over a prime finite field. (English. Russian original) Zbl 1342.94077 Cybern. Syst. Anal. 50, No. 4, 603-612 (2014); translation from Kibern. Sist. Anal. No. 4, 135-145 (2014). MSC: 94A60 PDFBibTeX XMLCite \textit{L. V. Kovalchuk} et al., Cybern. Syst. Anal. 50, No. 4, 603--612 (2014; Zbl 1342.94077); translation from Kibern. Sist. Anal. No. 4, 135--145 (2014) Full Text: DOI
Kovalchuk, L. V.; Bezditnyi, V. T. Upper bounds for the average probabilities of difference characteristics of block ciphers with alternation of Markov transformations and generalized Markov transformations. (English. Russian original) Zbl 1342.94076 Cybern. Syst. Anal. 50, No. 3, 386-393 (2014); translation from Kibern. Sist. Anal. No. 3, 71-78 (2014). MSC: 94A60 PDFBibTeX XMLCite \textit{L. V. Kovalchuk} and \textit{V. T. Bezditnyi}, Cybern. Syst. Anal. 50, No. 3, 386--393 (2014; Zbl 1342.94076); translation from Kibern. Sist. Anal. No. 3, 71--78 (2014) Full Text: DOI
Kovalev, A. M.; Nespirnyĭ, V. N. Method of additional functions in stability theory for nonautonomous systems of differential equations. (Russian. English summary) Zbl 1313.93165 Dopov. Nats. Akad. Nauk Ukr., Mat. Pryr. Tekh. Nauky 2014, No. 8, 20-27 (2014). MSC: 93D20 93C15 PDFBibTeX XMLCite \textit{A. M. Kovalev} and \textit{V. N. Nespirnyĭ}, Dopov. Nats. Akad. Nauk Ukr., Mat. Pryr. Tekh. Nauky 2014, No. 8, 20--27 (2014; Zbl 1313.93165) Full Text: DOI OA License
Koval’, V. A.; Torgashov, O. Yu. Solving analysis and synthesis problems for a spatially two-dimensional distributed object represented with an infinite system of differential equations. (English. Russian original) Zbl 1302.93068 Autom. Remote Control 75, No. 2, 219-233 (2014); translation from Avtom. Telemekh. 2014, No. 2, 54-71 (2014). MSC: 93B17 93B40 93C20 35Q93 34H05 PDFBibTeX XMLCite \textit{V. A. Koval'} and \textit{O. Yu. Torgashov}, Autom. Remote Control 75, No. 2, 219--233 (2014; Zbl 1302.93068); translation from Avtom. Telemekh. 2014, No. 2, 54--71 (2014) Full Text: DOI
Kovalev, A. M.; Gorr, G. V.; Nespirnyĭ, V. N. Invariant relations for nonautonomous systems of differential equations. (Russian. English summary) Zbl 1313.34113 Dopov. Nats. Akad. Nauk Ukr., Mat. Pryr. Tekh. Nauky 2014, No. 2, 13-19 (2014). MSC: 34C14 70E05 34C45 37C60 PDFBibTeX XMLCite \textit{A. M. Kovalev} et al., Dopov. Nats. Akad. Nauk Ukr., Mat. Pryr. Tekh. Nauky 2014, No. 2, 13--19 (2014; Zbl 1313.34113) Full Text: DOI OA License
Kovalev, A. M.; Gorr, G. V.; Nespirnyĭ, V. N. Invariant relations for nonautonomous systems of differential equations with application in mechanics. (Russian. English summary) Zbl 1486.70016 Mekh. Tverd. Tela 43, 3-18 (2013). MSC: 70E05 34C14 37B55 PDFBibTeX XMLCite \textit{A. M. Kovalev} et al., Mekh. Tverd. Tela 43, 3--18 (2013; Zbl 1486.70016) Full Text: Link
Kovalev, A. M.; Nespirnyi, V. N. Existence and construction of a function with sign semidefinite derivative for dynamic systems. (English. Russian original) Zbl 1315.34058 J. Comput. Syst. Sci. Int. 52, No. 6, 843-853 (2013); translation from Izv. Ross. Akad. Nauk, Teor. Sist. Upr. 2013, No. 6, 3-12 (2013). MSC: 34D20 PDFBibTeX XMLCite \textit{A. M. Kovalev} and \textit{V. N. Nespirnyi}, J. Comput. Syst. Sci. Int. 52, No. 6, 843--853 (2013; Zbl 1315.34058); translation from Izv. Ross. Akad. Nauk, Teor. Sist. Upr. 2013, No. 6, 3--12 (2013) Full Text: DOI
Kovalchuk, L. V.; Kuchinska, N. V. Upper-bound estimates for the average probabilities of integer differentials of round functions of certain block ciphers. (English. Russian original) Zbl 1291.94113 Cybern. Syst. Anal. 48, No. 5, 701-710 (2012); translation from Kibern. Sist. Anal. 2012, No. 5, 71-81 (2012). MSC: 94A60 PDFBibTeX XMLCite \textit{L. V. Kovalchuk} and \textit{N. V. Kuchinska}, Cybern. Syst. Anal. 48, No. 5, 701--710 (2012; Zbl 1291.94113); translation from Kibern. Sist. Anal. 2012, No. 5, 71--81 (2012) Full Text: DOI
Gashenenko, I. N.; Gorr, G. V.; Kovalev, A. M. Classical problems of the dynamics of a rigid body. (Классические задачи динамики твердого тела.) (Russian) Zbl 1284.70002 Zadachi i Metody. Matematika, Mekhanika, Kibernetika 7. Kyïv: Naukova Dumka (ISBN 978-966-001307-0). 402 P. (2012). MSC: 70-02 70E15 70E20 PDFBibTeX XMLCite \textit{I. N. Gashenenko} et al., Классические задачи динамики твердого тела (Russian). Kyïv: Naukova Dumka (2012; Zbl 1284.70002) Full Text: Link
Boryseiko, O. V.; Koval’chuk, V. F.; Puchko, N. P. Stress-strain state of a conductive non-ferromagnetic sphere being immersed in a non-stationary magnetic field. (Ukrainian. English summary) Zbl 1265.74029 Visn., Ser. Fiz.-Mat. Nauky, Kyïv. Univ. Im. Tarasa Shevchenka 2012, No. 1, 51-54 (2012). MSC: 74F15 PDFBibTeX XMLCite \textit{O. V. Boryseiko} et al., Visn., Ser. Fiz.-Mat. Nauky, Kyïv. Univ. Im. Tarasa Shevchenka 2012, No. 1, 51--54 (2012; Zbl 1265.74029)
Kovalev, A. M.; Nespirnyj, V. N.; Sujkov, A. S. Existence of a function with constant-sign derivative for autonomous systems of differential equations. (Ukrainian. English summary) Zbl 1265.34192 Dopov. Nats. Akad. Nauk Ukr., Mat. Pryr. Tekh. Nauky 2012, No. 9, 13-18 (2012). MSC: 34D20 PDFBibTeX XMLCite \textit{A. M. Kovalev} et al., Dopov. Nats. Akad. Nauk Ukr., Mat. Pryr. Tekh. Nauky 2012, No. 9, 13--18 (2012; Zbl 1265.34192)
Koval, Vyacheslav; Meester, Ronald; Trapman, Pieter Long-range percolation on the hierarchical lattice. (English) Zbl 1260.60183 Electron. J. Probab. 17, Paper No. 57, 21 p. (2012). MSC: 60K35 37F25 47A35 PDFBibTeX XMLCite \textit{V. Koval} et al., Electron. J. Probab. 17, Paper No. 57, 21 p. (2012; Zbl 1260.60183) Full Text: DOI arXiv
Kovalev, A. M.; Nespirnyĭ, V. N.; Suĭkov, A. S. Existence of a function with non-positive derivative along trajectories of a non-autonomous system of differential equations. (Russian. English summary) Zbl 1486.34108 Mekh. Tverd. Tela 41, 3-10 (2011). MSC: 34D20 93D30 PDFBibTeX XMLCite \textit{A. M. Kovalev} et al., Mekh. Tverd. Tela 41, 3--10 (2011; Zbl 1486.34108) Full Text: Link
Kovalchuk, L. V.; Sirenko, O. A. Analysis of mixing properties of the operations of modular addition and bitwise addition defined on one carrier. (English. Russian original) Zbl 1300.94075 Cybern. Syst. Anal. 47, No. 5, 741-753 (2011); translation from Kibern. Sist. Anal. 2011, No. 5, 83-97 (2011). MSC: 94A60 13M99 60B15 PDFBibTeX XMLCite \textit{L. V. Kovalchuk} and \textit{O. A. Sirenko}, Cybern. Syst. Anal. 47, No. 5, 741--753 (2011; Zbl 1300.94075); translation from Kibern. Sist. Anal. 2011, No. 5, 83--97 (2011) Full Text: DOI
Kubenko, V. D.; Koval’chuk, P. S.; Kruk, L. A. Influence of external loading on the stability of a fluid-conveying pipeline. (English. Russian original) Zbl 1295.74030 Int. Appl. Mech. 47, No. 6, 636-644 (2011); translation from Prikl. Mekh. Kiev 47, No. 6, 38-47 (2011). MSC: 74G60 74K25 74F10 74B99 PDFBibTeX XMLCite \textit{V. D. Kubenko} et al., Int. Appl. Mech. 47, No. 6, 636--644 (2011; Zbl 1295.74030); translation from Prikl. Mekh. Kiev 47, No. 6, 38--47 (2011) Full Text: DOI
Kubenko, V. D.; Koval’chuk, P. S.; Podchasov, N. P. Analysis of nonstationary processes in cylindrical shells interacting with a fluid flow. (English. Ukrainian original) Zbl 1272.74429 Int. Appl. Mech. 46, No. 10, 1119-1131 (2011); translation from Prikl. Mekh., Kiev 46, No. 10, 36-52 (2010). MSC: 74K25 74H45 74F10 PDFBibTeX XMLCite \textit{V. D. Kubenko} et al., Int. Appl. Mech. 46, No. 10, 1119--1131 (2011; Zbl 1272.74429); translation from Prikl. Mekh., Kiev 46, No. 10, 36--52 (2010) Full Text: DOI
Koval’, V. A.; Osenin, V. N.; Suyatinov, S. I.; Torgashova, O. Yu. Synthesis of discrete controller for construction of a distributed controller of temperature conditions of steam oil heater. (English) Zbl 1266.93049 J. Comput. Syst. Sci. Int. 50, No. 4, 638-653 (2011); translation from Izv. Ross. Akad. Nauk, Teor. Sist. Upr. 2011, No. 4, 132-147 (2011). MSC: 93B50 93A30 93C20 PDFBibTeX XMLCite \textit{V. A. Koval'} et al., J. Comput. Syst. Sci. Int. 50, No. 4, 638--653 (2011; Zbl 1266.93049); translation from Izv. Ross. Akad. Nauk, Teor. Sist. Upr. 2011, No. 4, 132--147 (2011) Full Text: DOI
Koval’, V. A.; Torgashova, O. Yu. Synthesis of discrete controllers of reduced dimension for a distributed servosystem. (English. Russian original) Zbl 1229.93060 Autom. Remote Control 72, No. 10, 2071-2083 (2011); translation from Avtom. Telemekh. 2011, No. 10, 72-85 (2011). MSC: 93B50 93C20 35K20 76D55 PDFBibTeX XMLCite \textit{V. A. Koval'} and \textit{O. Yu. Torgashova}, Autom. Remote Control 72, No. 10, 2071--2083 (2011; Zbl 1229.93060); translation from Avtom. Telemekh. 2011, No. 10, 72--85 (2011) Full Text: DOI
Koval’ov, O. M.; Savchenko, O. Ya.; Kozlovs’kyj, V. A.; Shcherbak, V. F. Inverse control systems for algorithms of transformation of information. (Ukrainian. English summary) Zbl 1240.93070 Visn., Ser. Fiz.-Mat. Nauky, Kyïv. Univ. Im. Tarasa Shevchenka 2011, No. 1, 137-144 (2011). MSC: 93B30 94A60 68P25 PDFBibTeX XMLCite \textit{O. M. Koval'ov} et al., Visn., Ser. Fiz.-Mat. Nauky, Kyïv. Univ. Im. Tarasa Shevchenka 2011, No. 1, 137--144 (2011; Zbl 1240.93070)
Kovalchuk, L. V. Upper-bound estimation of the average probabilities of integer-valued differentials in the composition of key adder, substitution block, and shift operator. (English. Russian original) Zbl 1291.94112 Cybern. Syst. Anal. 46, No. 6, 936-944 (2010); translation from Kibern. Sist. Anal. 2010, No. 6, 89-96 (2010). MSC: 94A60 PDFBibTeX XMLCite \textit{L. V. Kovalchuk}, Cybern. Syst. Anal. 46, No. 6, 936--944 (2010; Zbl 1291.94112); translation from Kibern. Sist. Anal. 2010, No. 6, 89--96 (2010) Full Text: DOI
Kubenko, V. D.; Koval’chuk, P. S.; Kruk, L. A. Nonlinear vibrations of cylindrical shells filled with a fluid and subjected to longitudinal and transverse periodic excitation. (English. Ukrainian original) Zbl 1272.74279 Int. Appl. Mech. 46, No. 2, 186-194 (2010); translation from Prik. Mekh., Kiev 46, No. 2, 76-85 (2009). MSC: 74H45 74K25 74F10 PDFBibTeX XMLCite \textit{V. D. Kubenko} et al., Int. Appl. Mech. 46, No. 2, 186--194 (2010; Zbl 1272.74279); translation from Prik. Mekh., Kiev 46, No. 2, 76--85 (2009) Full Text: DOI
Kubenko, V. D.; Koval’chuk, P. S.; Podchasov, M. P. Analysis of stability of cylindrical shells interacting with flowing fluid. (Ukrainian. English summary) Zbl 1224.74075 Dopov. Nats. Akad. Nauk Ukr., Mat. Pryr. Tekh. Nauky 2010, No. 5, 50-56 (2010). MSC: 74K25 74H55 PDFBibTeX XMLCite \textit{V. D. Kubenko} et al., Dopov. Nats. Akad. Nauk Ukr., Mat. Pryr. Tekh. Nauky 2010, No. 5, 50--56 (2010; Zbl 1224.74075)
Kovalev, A. M.; Kozlovskiĭ, V. A.; Shcherbak, V. F. Generalized invertibility of dynamical systems for encryption problems. (Russian. English summary) Zbl 07300368 Prikl. Diskretn. Mat. 2009, Suppl. 1, 20-21 (2009). MSC: 94-XX 68-XX PDFBibTeX XMLCite \textit{A. M. Kovalev} et al., Prikl. Diskretn. Mat. 2009, 20--21 (2009; Zbl 07300368) Full Text: MNR
Kubenko, V. D.; Kovalchuk, P. S. Experimental studies of the vibrations and dynamic stability of laminated composite shells. (Russian, English) Zbl 1201.74006 Prikl. Mekh., Kiev 45, No. 5, 53-79 (2009); translation in Int. Appl. Mech. 45, No. 5, 514-533 (2009). Reviewer: V. I. Guljaev (Kyïv) MSC: 74-05 74H45 74K25 74A40 74E10 PDFBibTeX XMLCite \textit{V. D. Kubenko} and \textit{P. S. Kovalchuk}, Prikl. Mekh., Kiev 45, No. 5, 53--79 (2009; Zbl 1201.74006); translation in Int. Appl. Mech. 45, No. 5, 514--533 (2009)
Aldoshin, S. M.; Anosov, D. V.; Chernyi, G. G.; Chubarikov, V. N.; Emel’yanov, S. V.; Faddeev, L. D.; Fomenko, A. T.; Gonchar, A. A.; Grigor’ev, A. I.; Il’in, V. A.; Kirpichnikov, M. P.; Korovin, S. K.; Koval’chuk, M. V.; Kozlov, V. V.; Kurzhanskii, A. B.; Marchuk, G. I.; Maslov, V. P.; Moiseev, E. I.; Nikol’skii, S. M.; Novikov, S. P.; Okunev, Yu. M.; Osipov, Yu. S.; Paton, B. E.; Skulachev, V. P.; Tkachuk, V. A.; Velikhov, E. P.; Zhuravlev, Yu. I. Viktor Antonovich Sadovnichii. A tribute in honor of his seventieth birthday. (English. Russian original) Zbl 1171.01307 Differ. Equ. 45, No. 4, 465-476 (2009); translation from Differ. Uravn. 45, No. 4, 451-461 (2009). MSC: 01A70 PDFBibTeX XMLCite \textit{S. M. Aldoshin} et al., Differ. Equ. 45, No. 4, 465--476 (2009; Zbl 1171.01307); translation from Differ. Uravn. 45, No. 4, 451--461 (2009) Full Text: DOI
Kovalev, A. M.; Martynyuk, A. A.; Boichuk, O. A.; Mazko, A. G.; Petryshyn, R. I.; Slyusarchuk, V. Yu.; Zuyev, A. L.; Slyn’ko, V. I. Novel qualitative methods of nonlinear mechanics and their application to the analysis of multifrequency oscillations, stability, and control problems. (English) Zbl 1177.93002 Nonlinear Dyn. Syst. Theory 9, No. 2, 117-145 (2009). MSC: 93-02 93C10 15A18 15A22 15A24 15A42 34K06 34K11 37N15 93A15 93B18 93B25 93B55 93C35 93D09 93D20 PDFBibTeX XMLCite \textit{A. M. Kovalev} et al., Nonlinear Dyn. Syst. Theory 9, No. 2, 117--145 (2009; Zbl 1177.93002)
Kovalev, A. M.; Kozlovskiĭ, V. A.; Shcherbak, V. F. Inverse dynamical systems with variable dimension of phase space in problems of cryptographic information transformation. (Russian. English summary) Zbl 1448.94212 Prikl. Diskretn. Mat. 2008, No. 2(2), 39-44 (2008). MSC: 94A60 37N99 PDFBibTeX XMLCite \textit{A. M. Kovalev} et al., Prikl. Diskretn. Mat. 2008, No. 2(2), 39--44 (2008; Zbl 1448.94212) Full Text: DOI MNR
Kirichenko, V. V.; Kovalev, A. M. Construction of a function having positive semidefinite second derivative for a linear system of differential equations. (Russian) Zbl 1249.34152 Tr. Inst. Prikl. Mat. Mekh. 17, 74-79 (2008). Reviewer: A. L. Zuyev MSC: 34D20 34A30 PDFBibTeX XMLCite \textit{V. V. Kirichenko} and \textit{A. M. Kovalev}, Tr. Inst. Prikl. Mat. Mekh. 17, 74--79 (2008; Zbl 1249.34152)
Petrov, E. G.; Koval, M. V. Giant switch-on and switch-off currents in device “electrode-molecule-electrode”. (English) Zbl 1223.82053 Phys. Lett., A 372, No. 35, 5651-5656 (2008). MSC: 82D20 82C40 82C70 74M05 81U05 81V55 PDFBibTeX XMLCite \textit{E. G. Petrov} and \textit{M. V. Koval}, Phys. Lett., A 372, No. 35, 5651--5656 (2008; Zbl 1223.82053) Full Text: DOI
Andrievskii, I. D.; Koval’, P. G.; Tlyachev, V. B. Angular distribution of electrons during two-photon ionization of atoms by elliptically polarized radiation. (English. Russian original) Zbl 1185.81128 Russ. Phys. J. 51, No. 12, 1287-1289 (2008); translation from Izv. Vyssh. Uchebn. Zaved., Fiz. 2008, No. 12, 39-41 (2008). MSC: 81V35 81V80 PDFBibTeX XMLCite \textit{I. D. Andrievskii} et al., Russ. Phys. J. 51, No. 12, 1287--1289 (2008; Zbl 1185.81128); translation from Izv. Vyssh. Uchebn. Zaved., Fiz. 2008, No. 12, 39--41 (2008) Full Text: DOI
Lobas, L. G.; Koval’chuk, V. V. Stability domains of vertical equilibrium position of a three-link mathematical pendulum. (Russian, English) Zbl 1199.34263 Prikl. Mekh., Kiev 44, No. 10, 122-134 (2008); translation in Int. Appl. Mech. 44, No. 10, 1180-1190 (2008). Reviewer: A. N. Chernienko (Kyïv) MSC: 34D20 70F99 PDFBibTeX XMLCite \textit{L. G. Lobas} and \textit{V. V. Koval'chuk}, Prikl. Mekh., Kiev 44, No. 10, 122--134 (2008; Zbl 1199.34263); translation in Int. Appl. Mech. 44, No. 10, 1180--1190 (2008)
Albeverio, Sergio; Koval, Vyacheslav; Pratsiovytyi, Mykola; Torbin, G. On classification of singular measures and fractal properties of quasi-self-affine measures in \(\mathbb R^2\). (English) Zbl 1174.28006 Random Oper. Stoch. Equ. 16, No. 2, 181-211 (2008). Reviewer: Rostyslav E. Yamnenko (Kyïv) MSC: 28A80 11K55 26A30 28A78 PDFBibTeX XMLCite \textit{S. Albeverio} et al., Random Oper. Stoch. Equ. 16, No. 2, 181--211 (2008; Zbl 1174.28006) Full Text: DOI
Koval’, G. V.; Maslov, V. P. Generalization of the Bardeen-Cooper-Schrieffer method for pair interactions. (English. Russian original) Zbl 1152.82347 Theor. Math. Phys. 154, No. 3, 495-502 (2008); translation from Teor. Mat. Fiz. 154, No. 3, 584-592 (2008). MSC: 82D55 PDFBibTeX XMLCite \textit{G. V. Koval'} and \textit{V. P. Maslov}, Theor. Math. Phys. 154, No. 3, 495--502 (2008; Zbl 1152.82347); translation from Teor. Mat. Fiz. 154, No. 3, 584--592 (2008) Full Text: DOI
Golikov, D. S.; Koval’, G. V. The Maslov symbol for the density matrix. (English. Russian original) Zbl 1327.82006 Dokl. Math. 75, No. 1, 143-146 (2007); translation from Dokl. Akad. Nauk, Ross. Akad. Nauk 412, No. 3, 295-301 (2007). MSC: 82B10 82B21 PDFBibTeX XMLCite \textit{D. S. Golikov} and \textit{G. V. Koval'}, Dokl. Math. 75, No. 1, 143--146 (2007; Zbl 1327.82006); translation from Dokl. Akad. Nauk, Ross. Akad. Nauk 412, No. 3, 295--301 (2007) Full Text: DOI
Kovalev, A. M.; Kozlovskii, V. A.; Shcherbak, V. F. Dynamical systems of information transformation on variable dimension phase space. (Russian) Zbl 1249.93154 Tr. Inst. Prikl. Mat. Mekh. 15, 98-107 (2007). MSC: 93D25 94A99 PDFBibTeX XMLCite \textit{A. M. Kovalev} et al., Tr. Inst. Prikl. Mat. Mekh. 15, 98--107 (2007; Zbl 1249.93154)
Kirichenko, V. V.; Kovalev, A. M. Integrals of systems of linear differential equations with constant coefficients. (Russian) Zbl 1249.34003 Tr. Inst. Prikl. Mat. Mekh. 15, 89-97 (2007). Reviewer: A. L. Zuyev MSC: 34A05 34A30 PDFBibTeX XMLCite \textit{V. V. Kirichenko} and \textit{A. M. Kovalev}, Tr. Inst. Prikl. Mat. Mekh. 15, 89--97 (2007; Zbl 1249.34003)