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Global Analysis of Riccati Quadratic Differential Systems.
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- International Journal of Bifurcation & Chaos in Applied Sciences & Engineering, 2024, v. 34, n. 1, p. 1, doi. 10.1142/S0218127424500044
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The bifurcation diagram of the configurations of invariant lines of total multiplicity exactly three in quadratic vector fields.
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- Buletinul Academiei de Ştiinţe a Republicii Moldova: Matematica, 2023, v. 101, n. 1, p. 42, doi. 10.56415/basm.y2023.i1.p42
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The family of cubic differential systems with two real and two complex distinct infinite singularities and invariant straight lines of the type (3, 1, 1, 1).
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- Electronic Journal of Qualitative Theory of Differential Equations, 2023, p. 1, doi. 10.14232/ejqtde.2023.1.40
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- Article
GEOMETRIC ANALYSIS OF QUADRATIC DIFFERENTIAL SYSTEMS WITH INVARIANT ELLIPSES.
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- Topological Methods in Nonlinear Analysis, 2022, v. 59, n. 2, p. 623, doi. 10.12775/TMNA.2021.063
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CUBIC DIFFERENTIAL SYSTEMS WITH INVARIANT STRAIGHT LINES OF TOTAL MULTIPLICITY SEVEN AND FOUR REAL DISTINCT INFINITE SINGULARITIES.
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- Electronic Journal of Differential Equations, 2021, n. 1-104, p. 1
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Geometry and integrability of quadratic systems with invariant hyperbolas.
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- Electronic Journal of Qualitative Theory of Differential Equations, 2021, n. 92-94, p. 1, doi. 10.14232/ejqtde.2021.1.6
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Geometry, integrability and bifurcation diagrams of a family of quadratic differential systems as application of the Darboux theory of integrability.
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- Electronic Journal of Qualitative Theory of Differential Equations, 2021, n. 92-94, p. 1, doi. 10.14232/ejqtde.2021.1.45
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The topological classification of a family of quadratic differential systems in terms of affine invariant polynomials.
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- Buletinul Academiei de Ştiinţe a Republicii Moldova: Matematica, 2019, v. 90, n. 2, p. 41
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Working with professor Nicolae Vulpe.
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- Buletinul Academiei de Ştiinţe a Republicii Moldova: Matematica, 2019, v. 90, n. 2, p. 154
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- Article
GEOMETRIC AND ALGEBRAIC CLASSIFICATION OF QUADRATIC DIFFERENTIAL SYSTEMS WITH INVARIANT HYPERBOLAS.
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- Electronic Journal of Differential Equations, 2017, v. 2017, n. 200-311, p. 1
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- Article
Bifurcation Diagrams and Quotient Topological Spaces Under the Action of the Affine Group of a Family of Planar Quadratic Vector Fields.
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- International Journal of Bifurcation & Chaos in Applied Sciences & Engineering, 2015, v. 25, n. 11, p. -1, doi. 10.1142/S0218127415501503
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- Article
Global configurations of singularities for quadratic differential systems with exactly three finite singularities of total multiplicity four.
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- Electronic Journal of Qualitative Theory of Differential Equations, 2015, n. 48-54, p. 1, doi. 10.14232/ejqtde.2015.1.49
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Global configurations of singularities for quadratic differential systems with exactly two finite singularities of total multiplicity four.
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- Electronic Journal of Qualitative Theory of Differential Equations, 2014, n. 31-72, p. 1
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GLOBAL TOPOLOGICAL CLASSIFICATION OF LOTKA-VOLTERRA QUADRATIC DIFFERENTIAL SYSTEMS.
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- Electronic Journal of Differential Equations, 2012, v. 2012, p. 1
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- Article
THE GEOMETRY OF QUADRATIC POLYNOMIAL DIFFERENTIAL SYSTEMS WITH A WEAK FOCUS AND AN INVARIANT STRAIGHT LINE.
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- International Journal of Bifurcation & Chaos in Applied Sciences & Engineering, 2010, v. 20, n. 11, p. 3627, doi. 10.1142/S021812741002791X
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THE GEOMETRY OF QUADRATIC DIFFERENTIAL SYSTEMS WITH A WEAK FOCUS OF SECOND ORDER.
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- International Journal of Bifurcation & Chaos in Applied Sciences & Engineering, 2006, v. 16, n. 11, p. 3127, doi. 10.1142/S0218127406016720
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- Article