Afișare rezultate

Algebraic limit cycles in polynomial differential systems with a weak focus

Şubă Alexandru1, Cozma Dumitru2

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

Conference of Mathematical Society of the Republic of Moldova

3. 2014. Chișinău. ISBN 978-9975-68-244-2.

Disponibil online 10 October, 2017. Descarcări-0. Vizualizări-720

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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. ISBN 978-9975-71-915-5.

Disponibil online 5 October, 2017. Descarcări-0. Vizualizări-669

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First integrals in a cubic differential system with one invariant straight line and one invariant cubic

Cozma Dumitru

"Ion Creangă" State Pedagogical University from Chisinau

Acta et commentationes (Ştiinţe Exacte și ale Naturii)

Nr. 2(16) / 2023 / ISSN 2537-6284 /ISSNe 2587-3644

Disponibil online 25 January, 2024. Descarcări-15. Vizualizări-169

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Center conditions for a cubic system with two homogeneous invariant straight lines and exponential factors

Cozma Dumitru12

1 Tiraspol State University, 2 "Ion Creangă" State Pedagogical University from Chisinau

Acta et commentationes (Ştiinţe Exacte și ale Naturii)

Nr. 2(14) / 2022 / ISSN 2537-6284 /ISSNe 2587-3644

Disponibil online 24 February, 2023. Descarcări-10. Vizualizări-285

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

Cozma Dumitru1, Dascalescu Anatolii2

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. Descarcări-9. Vizualizări-1063

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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. Descarcări-9. Vizualizări-1106

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Integrale prime Darboux in sistemul diferențial cubic cu două drepte și o conică invariantă

Cozma Dumitru, Bechet Olesea

Învăţământ superior: tradiţii, valori, perspective

Vol. 1. 2020. Chișinău, Republica Moldova. ISBN 978-9975-76-360-8.

Disponibil online 19 November, 2020. Descarcări-2. Vizualizări-469

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