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Foreword
Vladimir I. Dragović, Borislav Gajić, Božidar Jovanović
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II |
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In memoriam
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Veljko A. Vujičić (1929–2020)
Vladimir Dragović, Borislav Gajić, Božidar Jovanović
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On rheonomic nonholonomic deformations of the Euler equations proposed by Bilimovich
A. V. Borisov, A. V. Tsiganov
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155 |
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On the stability and instability criteria for circulatory systems: A review
Ranislav M. Bulatović
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169 |
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Classification of left invariant metrics on $4$-dimensional solvable Lie groups
Tijana Šukilović
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181 |
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A brief survey of the spectral numbers in Floer homology
Jelena Katić, Darko Milinković, Jovana Nikolić
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205 |
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Free vibrations of planar serial frame structures in the case of axially functionally graded materials
Aleksandar Obradović, Slaviša Šalinić, Aleksandar Tomović
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221 |
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Robust finite-time stability of uncertain neutral nonhomogeneous fractional-order systems with time-varying delays
Mihailo P. Lazarević, Darko Radojević, Stjepko Pišl, Guido Maione
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241 |
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Demchenko's nonholonomic case of a gyroscopic ball rolling without sliding over a sphere after his 1923 Belgrade doctoral thesis
Vladimir Dragović, Borislav Gajić, Božidar Jovanović
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257 |
