Cozma Dumitru
Publicaţii peste hotare - 10, Descărcări - 13, Vizualizări - 2091
Darboux integrability of a cubic differential system with two parallel invariant straight lines ![]() ![]() ![]() |
Cozma Dumitru ![]() |
Carpathian Journal of Mathematics |
Nr. / 2022 / ISSN 1584-2851 / ISSNe 1843-4401 |
Disponibil online 16 December, 2021. Descarcări-0. Vizualizări-391 |
Integrability conditions for a cubic system with two invariant straight lines ![]() |
Cozma Dumitru ![]() |
Conference on Applied and Industrial Mathematics |
Ediţia a 28-a. 2021. Chișinău, Republica Moldova. Casa Editorial-Poligrafică „Bons Offices”. 18-18. |
Disponibil online 20 September, 2022. Descarcări-2. Vizualizări-247 |
Center conditions for a cubic differential system having an integrating factor ![]() |
Cozma Dumitru ![]() |
Сучаснi проблеми диференцiальних рiвнянь та їх застосування |
2020. Чернiвцi. Чернівецький національний університет імені Юрія Федьковича. 24-25. |
Disponibil online 24 November, 2023. Descarcări-2. Vizualizări-171 |
Center conditions for a cubic system with two invariant straight lines and one invariant cubic ![]() |
Cozma Dumitru ![]() |
Conference on Applied and Industrial Mathematics |
Ediţia a 26-a. 2018. Chișinău, Republica Moldova. Casa Editorial-Poligrafică „Bons Offices”. 36-37. |
Disponibil online 31 May, 2022. Descarcări-3. Vizualizări-339 |
Center conditions and phase portraits in a cubic di_erential system with invariant algebraic curves ![]() |
Cozma Dumitru ![]() ![]() |
Conference on Applied and Industrial Mathematics |
Ediţia 25. 2017. Chișinău. Casa Editorial-Poligrafică „Bons Offices”. 16-17. |
Disponibil online 22 September, 2022. Descarcări-4. Vizualizări-299 |
Darboux integrability and rational reversibility in cubic systems with two invariant ![]() ![]() ![]() |
Lines Straight , Cozma Dumitru ![]() |
Electronic Journal of Differential Equations |
Nr. / 2013 / ISSN 1072-6691 / ISSNe 1550-6150 |
Disponibil online 12 September, 2023. Descarcări-0. Vizualizări-218 |
The problem of the centre for cubic systems with two parallel invariant straight lines and one invariant conic ![]() ![]() ![]() |
Cozma Dumitru ![]() |
Nonlinear Differential Equations and Applications NoDEA |
Nr. / 2009 / ISSN 1021-9722 / ISSNe 1420-9004 |
Disponibil online 13 September, 2023. Descarcări-0. Vizualizări-82 |
Solution of the problem of the centre for cubic differential system with three invariant straight lines in generic position ![]() ![]() ![]() |
Suba Alexandru ![]() ![]() |
Qualitative Theory of Dynamical Systems |
Nr. / 2005 / ISSN 1575-5460 / ISSNe 1662-3592 |
Disponibil online 13 September, 2023. Descarcări-1. Vizualizări-136 |
Solution of the problem of the centre for a cubic differential system with three invariant straight lines ![]() ![]() ![]() |
Cozma Dumitru ![]() ![]() |
Qualitative Theory of Dynamical Systems |
Nr. / 2001 / ISSN 1575-5460 / ISSNe 1662-3592 |
Disponibil online 13 September, 2023. Descarcări-1. Vizualizări-123 |
Partial integrals and the first focal value in the problem of centre ![]() ![]() ![]() |
Cozma Dumitru ![]() ![]() |
Nonlinear Differential Equations and Applications NoDEA |
Nr. / 1995 / ISSN 1021-9722 / ISSNe 1420-9004 |
Disponibil online 13 September, 2023. Descarcări-0. Vizualizări-85 |