Institutul de Matematică şi Informatică "Vladimir Andrunachievici"
Universitatea de Stat din MoldovaRO EN
Calin Iurie
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Publicaţii în Computer Science Journal of Moldova, Buletinul Academiei de Ştiinţe a Republicii Moldova. Matematica şi Quasigroups and Related Systems
- 2019 Sufficient GL(2,R)-invariant center conditions for some classes of two-dimensional cubic differential systems.
- 2017 The Lyapunov quantities and the center conditions for a class of bidimensional polynomial systems of differential equations with nonlinearities of the fourth degree
- 2008 The transvectants and the integrals for Darboux systems of differential equations.
- 2003 On rational bases of GL(2,R)-comitants of planar polynomial systems of differential equations. (English)
- 1992 Conditions for the topological distinguishability of complete quadratic systems with a center for $K_1\equiv 0$. (Russian)
- 1990 Conditions for qualitative pictures with centers for a complete quadratic system with $I\sb 9=0, K\sb 1\not\equiv 0$.
- 1990 The Conditions of the Qualitative Portraits Existence with the centres of Full Quadratic System with $I_9\ne 0$. (Russian)
