Lista publicaţiilor: Cozma Dumitru Vasile - 41

Center conditions for a cubic differential system having an integrating factor

Cozma Dumitru, Matei Angela

Tiraspol State University

Сучаснi проблеми диференцiальних рiвнянь та їх застосування

2020. Чернiвцi. Чернівецький національний університет імені Юрія Федьковича. 24-25.

Disponibil online 24 November, 2023

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2019 - 3

Integrating factors of a cubic system with two parallel invariant lines and one invariant cubic

Cozma Dumitru, Matei Angela

Tiraspol State University

Proceedings IMCS-55

2019. Chișinău, Republica Moldova. "VALINEX" SRL. 50-53.

Disponibil online 1 November, 2019

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Center conditions for a cubic differential system with one invariant straight line

Cozma Dumitru, Matei Angela

Tiraspol State University

Acta et commentationes (Ştiinţe Exacte și ale Naturii)

Nr. 2(8) / 2019 / ISSN 2537-6284 / ISSNe 2587-3644

Disponibil online 29 January, 2020

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Darboux first integrals of Lotka-Volterra differential systems with two invaraint straight lines and one invariant cubic

Druţa Rodica , Cozma Dumitru, Bihun Yaroslav

1 Tiraspol State University, 2 Yuriy Fedkovych National University of Chernivtsi

Materialele conferinţei ştiinţifice a studenţilor

Ediția 68. 2019. Chişinău. Tipografia Universităţii de Stat din Tiraspol. 127-129.

Disponibil online 18 October, 2019

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2018 - 5

Integrability conditions for a class of cubic differential systems with a bundle of two invariant straight lines and one invariant cubic

Cozma Dumitru, Dascalescu Anatolii

1 Tiraspol State University, 2 Institute of Mathematics and Computer Science ASM

Buletinul Academiei de Ştiinţe a Republicii Moldova. Matematica

Nr. 1(86) / 2018 / ISSN 1024-7696 / ISSNe 2587-4322

Disponibil online 26 July, 2018

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Difference approximation of didfferential equations with linearly transformed argument

Pastula Mykhailo , Bihun Yaroslav, Cozma Dumitru

1 Yuriy Fedkovych National University of Chernivtsi, 2 Tiraspol State University

Materialele conferinţei ştiinţifice a studenţilor

Ediția 67. 2018. Chişinău. Tipografia Universităţii de Stat din Tiraspol. 134-135.

Disponibil online 3 February, 2020

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Profesorul Mihail Popa – a 70-a aniversare

Cioban Mitrofan Mihail, Cozma Dumitru Vasile

Universitatea de Stat din Tiraspol

Acta et commentationes (Ştiinţe Exacte și ale Naturii)

Nr. 2(6) / 2018 / ISSN 2537-6284 / ISSNe 2587-3644

Disponibil online 30 July, 2019

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Integrability conditions for Lotka-Volterra differential system with a bundle of two invariant straight lines and one invariant cubic

Cozma Dumitru, Druţă Rodica

Tiraspol State University

Acta et commentationes (Ştiinţe Exacte și ale Naturii)

Nr. 2(6) / 2018 / ISSN 2537-6284 / ISSNe 2587-3644

Disponibil online 31 July, 2019

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Center conditions for a cubic system with two invariant straight lines and one invariant cubic

Cozma Dumitru, Dascalescu Anatolii

Tiraspol State University

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

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2017 - 3

Integrability conditions for a cubic differential system with a bundle of two invariant straight lines and one invariant cubic

Cozma Dumitru, Dascalescu Anatolii

Tiraspol State University

Conference of Mathematical Society of the Republic of Moldova

4. 2017. Chişinău. Centrul Editorial-Poligrafic al USM. 269-272.

Disponibil online 5 October, 2017

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Center conditions for a cubic differential system with two invariant straight lines and one invariant elliptic curve

Cozma Dumitru, Matei Angela

Tiraspol State University

Acta et commentationes (Ştiinţe Exacte și ale Naturii)

Nr. 2(4) / 2017 / ISSN 2537-6284 / ISSNe 2587-3644

Disponibil online 2 September, 2018

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Center conditions and phase portraits in a cubic di_erential system with invariant algebraic curves

Cozma Dumitru, Dascalescu Anatolii , Repeşco Vadim Filip

Tiraspol State University

Conference on Applied and Industrial Mathematics

Ediţia 25. 2017. Chișinău. Casa Editorial-Poligrafică „Bons Offices”. 16-17.

Disponibil online 22 September, 2022

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2015 - 1

Equilibrium points of three-dimensional autonomus linear systems

Cozma Dumitru, Lupu Lilia

Tiraspol State University

Învățămîntul superior din Republica Moldova la 85 de ani

Vol. 1. 2015. Chișinău, Republica Moldova. Universitatea de Stat din Tiraspol. 27-28.

Disponibil online 24 July, 2019

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2014 - 1

Algebraic limit cycles in polynomial differential systems with a weak focus

Suba Alexandru, Cozma Dumitru

1 Institute of Mathematics and Computer Science ASM, 2 Tiraspol State University

Conference of Mathematical Society of the Republic of Moldova

3. 2014. Chișinău. "VALINEX" SRL. 287-290.

Disponibil online 10 October, 2017

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2013 - 1

Darboux integrability and rational reversibility in cubic systems with two invariant

Lines Straight , Cozma Dumitru

Tiraspol State University

Electronic Journal of Differential Equations

Nr. / 2013 / ISSN 1072-6691 / ISSNe 1550-6150

Disponibil online 12 September, 2023

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2012 - 1

Center problem for cubic systems with a bundle of two invariant straight lines and one invariant conic

Cozma Dumitru

Tiraspol State University

Buletinul Academiei de Ştiinţe a Republicii Moldova. Matematica

Nr. 1(68) / 2012 / ISSN 1024-7696 / ISSNe 2587-4322

Disponibil online 7 December, 2013

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2010 - 1

Center problem for a class of cubic systems with a bundle of two invariant straight lines and one invariant conic

Cozma Dumitru

Tiraspol State University

Buletinul Academiei de Ştiinţe a Republicii Moldova. Matematica

Nr. 3(64) / 2010 / ISSN 1024-7696 / ISSNe 2587-4322

Disponibil online 17 December, 2013

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2009 - 1

The problem of the centre for cubic systems with two parallel invariant straight lines and one invariant conic

Cozma Dumitru

Tiraspol State University

Nonlinear Differential Equations and Applications NoDEA

Nr. / 2009 / ISSN 1021-9722 / ISSNe 1420-9004

Disponibil online 13 September, 2023

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2005 - 1

Solution of the problem of the centre for cubic differential system with three invariant straight lines in generic position

Suba Alexandru, Cozma Dumitru

1 Moldova State University, 2 Tiraspol State University

Qualitative Theory of Dynamical Systems

Nr. / 2005 / ISSN 1575-5460 / ISSNe 1662-3592

Disponibil online 13 September, 2023

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2001 - 1

Solution of the problem of the centre for a cubic differential system with three invariant straight lines

Cozma Dumitru, Suba Alexandru

1 Tiraspol State University, 2 Moldova State University

Qualitative Theory of Dynamical Systems

Nr. / 2001 / ISSN 1575-5460 / ISSNe 1662-3592

Disponibil online 13 September, 2023

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