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Afisarea articolelor 1-14(14) pentru cuvîntul-cheie "Group action"
Classification of quadratic systems possessing an invariant conic and a Darboux invariant
Vulpe Nicolae1, Schlomiuk Dana2
1 Institute of Mathematics and Computer Science ASM,
Conference of Mathematical Society of the Republic of Moldova
4. 2017. Chişinău. ISBN 978-9975-71-915-5.
Disponibil online 5 October, 2017. Descarcări-0. Vizualizări-761
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Family of quadratic differential systems with invariant hyperbolas
Oliveira Regilene D. S.1, Rezende Alex Carlucci1, Vulpe Nicolae2
2 Institute of Mathematics and Computer Science ASM
Conference of Mathematical Society of the Republic of Moldova
3. 2014. Chișinău. ISBN 978-9975-68-244-2.
Disponibil online 9 October, 2017. Descarcări-5. Vizualizări-731
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Bifurcation diagrams and quotient topological spaces under the action of the affine group on a subclass of quadratic vector fields
Diaconescu Oxana1, Schlomiuk Dana1, Vulpe Nicolae2
2 Institute of Mathematics and Computer Science ASM
Conference of Mathematical Society of the Republic of Moldova
3. 2014. Chișinău. ISBN 978-9975-68-244-2.
Disponibil online 9 October, 2017. Descarcări-0. Vizualizări-664
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Phase portraits of cubic differential systems with invariant straight lines of total multiplicity eight
Bujac Cristina, Vulpe Nicolae
Institute of Mathematics and Computer Science ASM
Conference of Mathematical Society of the Republic of Moldova
4. 2017. Chişinău. ISBN 978-9975-71-915-5.
Disponibil online 5 October, 2017. Descarcări-3. Vizualizări-708
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The bifurcation diagram of the configurations of invariant lines of total multiplicity exactly three in quadratic vector fields
Bujac Cristina1, Schlomiuk Dana2, Vulpe Nicolae1
1 Vladimir Andrunachievici Institute of Mathematics and Computer Science, MSU,
Buletinul Academiei de Ştiinţe a Republicii Moldova. Matematica
Nr. 1(101) / 2023 / ISSN 1024-7696 /ISSNe 2587-4322
Disponibil online 25 August, 2023. Descarcări-2. Vizualizări-124
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The topological classification of a family of quadratic differential systems in terms of affine invariant polynomials
Schlomiuk Dana1, Vulpe Nicolae2
2 Vladimir Andrunachievici Institute of Mathematics and Computer Science
Buletinul Academiei de Ştiinţe a Republicii Moldova. Matematica
Nr. 2(90) / 2019 / ISSN 1024-7696 /ISSNe 2587-4322
Disponibil online 3 January, 2020. Descarcări-1. Vizualizări-850
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Geometric and algebraic classification of quadratic differential systems with invariant hyperbolas
Oliveira Regilene D. S.1, Rezende Alex Carlucci2, Schlomiuk Dana3, Vulpe Nicolae4
4 Institute of Mathematics and Computer Science ASM
Electronic Journal of Differential Equations
Nr. / 2017 / ISSN 1072-6691 /ISSNe 1550-6150
Disponibil online 5 September, 2018. Descarcări-0. Vizualizări-766
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Family of quadratic differential systems with invariant hyperbolas: A complete classification in the space ℝ12
Oliveira Regilene D. S.1, Rezende Alex Carlucci1, Vulpe Nicolae2
2 Institute of Mathematics and Computer Science ASM
Electronic Journal of Differential Equations
Nr. / 2016 / ISSN 1072-6691 /ISSNe 1550-6150
Disponibil online 16 December, 2022. Descarcări-2. Vizualizări-201
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Cubic differential systems with invariant straight lines of total multiplicity eight and four distinct infinite singularities
Bujac Cristina, Vulpe Nicolae
Institute of Mathematics and Computer Science ASM
Journal of Mathematical Analysis and Applications
Nr. 2 / 2015 / ISSN 0022-247X /ISSNe 1096-0813
Disponibil online 9 May, 2023. Descarcări-0. Vizualizări-117
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On Families QSL ≥ 2 of Quadratic Systems with Invariant Lines of Total Multiplicity At Least 2
Bujac Cristina1, Schlomiuk Dana2, Vulpe Nicolae1
1 Vladimir Andrunachievici Institute of Mathematics and Computer Science,
Qualitative Theory of Dynamical Systems
Nr. / 2022 / ISSN 1575-5460 /ISSNe 1662-3592
Disponibil online 8 October, 2022. Descarcări-0. Vizualizări-292
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Cubic Differential Systems with Invariant Straight Lines of Total Multiplicity Eight possessing One Infinite Singularity
Bujac Cristina, Vulpe Nicolae
Institute of Mathematics and Computer Science ASM
Qualitative Theory of Dynamical Systems
Nr. / 2017 / ISSN 1575-5460 /ISSNe 1662-3592
Disponibil online 10 July, 2018. Descarcări-1. Vizualizări-709
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Cubic Systems with Invariant Straight Lines of Total Multiplicity Eight and with Three Distinct Infinite Singularities
Bujac Cristina, Vulpe Nicolae
Institute of Mathematics and Computer Science ASM
Qualitative Theory of Dynamical Systems
Nr. / 2015 / ISSN 1575-5460 /ISSNe 1662-3592
Disponibil online 10 May, 2023. Descarcări-0. Vizualizări-164
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Bifurcation diagrams and moduli spaces of planar quadratic vector fields with invariant lines of total multiplicity four and having exactly three real singularities at infinity
Schlomiuk Dana1, Vulpe Nicolae2
2 Institute of Mathematics and Computer Science ASM
Qualitative Theory of Dynamical Systems
Nr. / 2010 / ISSN 1575-5460 /ISSNe 1662-3592
Disponibil online 13 September, 2023. Descarcări-1. Vizualizări-128
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Geometric analysis of quadratic differential systems with invariant ellipses
Mota Marcos Coutinho1, Rezende Alex Carlucci1, Schlomiuk Dana2, Vulpe Nicolae3
3 Vladimir Andrunachievici Institute of Mathematics and Computer Science
Topological Methods in Nonlinear Analysis
Nr. 2(59) / 2022 / ISSN 1230-3429
Disponibil online 6 August, 2022. Descarcări-0. Vizualizări-227
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