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Kowalczuk W., Mladenov I.M., Comparison of main geometric characteristics of deformed sphere and standard spheroid,
BULLETIN OF THE POLISH ACADEMY OF SCIENCES: TECHNICAL SCIENCES, 1-8, 2023 |  |
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Kovalchuk V., Sławianowski J.J., Hamiltonian systems inspired by the Schrödinger equation,
SYMMETRY, INTEGRABILITY AND GEOMETRY: METHODS AND APPLICATIONS SIGMA, 4, 46-54, 2008 | |
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Kovalchuk V., Rożko E.E., Classical models of affinely-rigid bodies with "thickness" in degenerate dimension,
JOURNAL OF GEOMETRY AND SYMMETRY IN PHYSICS, 14, 51-65, 2009 |  |
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Kovalchuk V., Mladenov I.M., λ-spheres as a new reference model for the geoid,
MATHEMATICAL METHODS IN THE APPLIED SCIENCES, 1-14, 2022 | |
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Kovalchuk V., Mladenov I.M., λ-spheres as a new reference model for geoid: explicit solutions of the direct and inverse problems for loxodromes (rhumb lines),
MATHEMATICS, 10, 18, 3356-1-3356-10, 2022 | |
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Kovalchuk V., Mladenov I.M., Mechanics of incompressible test bodies moving on λ-spheres,
MATHEMATICAL METHODS IN THE APPLIED SCIENCES, 1-14, 2022 | |
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Kovalchuk V., Mladenov I.M., Classical motions of infinitesimal rotators on mylar balloons,
MATHEMATICAL METHODS IN THE APPLIED SCIENCES, 1-14, 2020 | |
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Kovalchuk V., Mladenov I.M., Mechanics of infinitesimal gyroscopes on mylar balloons and their action-angle analysis,
MATHEMATICAL METHODS IN THE APPLIED SCIENCES, 43, 6, 3040-3051, 2020 | |
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Kovalchuk V., Gołubowska B., Rożko E.E., Mechanics of incompressible test bodies moving in Riemannian spaces,
MATHEMATICAL METHODS IN THE APPLIED SCIENCES, 1-15, 2020 | |
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Kovalchuk V., Gołubowska B., Mladenov I.M., Mechanics of infinitesimal gyroscopes on helicoid-catenoid deformation family of minimal surfaces,
BULLETIN OF THE POLISH ACADEMY OF SCIENCES: TECHNICAL SCIENCES, 69, 2, e136727-1-9, 2021 | |
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Kovalchuk V., Gołubowska B., Mladenov I.M., Mechanics of infinitesimal test bodies on Delaunay surfaces: spheres and cylinders as limits of unduloids and their action-angle analysis,
JOURNAL OF GEOMETRY AND SYMMETRY IN PHYSICS, 53, 55-84, 2019 | |
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Kovalchuk V., Chudziński P., Unifying approach to Heisenberg models for spin distributions on curved surfaces of revolution with isothermal (conformal) metrics,
MATHEMATICAL METHODS IN THE APPLIED SCIENCES, 1-13, 2022 | |
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Kovalchuk V., On new ideas of nonlinearity in quantum mechanics,
GEOMETRY, INTEGRABILITY AND QUANTIZATION, XVI, 195-206, 2015 | |
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Kovalchuk V., On classical dynamics of affinely-rigid bodies subject to the Kirchhoff-Love constraints,
SYMMETRY, INTEGRABILITY AND GEOMETRY: METHODS AND APPLICATIONS SIGMA, 6, 031, 1-12, 2010 | |
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Kovalchuk V., Green function for Klein-Gordon-Dirac equation,
JOURNAL OF NONLINEAR MATHEMATICAL PHYSICS, 11, Supplement, 72-77, 2004 | |
