Afișare rezultate

SM ISO690:2012

On stability of some examples of ternary differential critical systems with quadratic nonlinearities

Neagu Natalia1, Popa Mihail2

1 "Ion Creangă" State Pedagogical University from Chisinau, 2 Vladimir Andrunachievici Institute of Mathematics and Computer Science, MSU

Acta et commentationes (Ştiinţe Exacte și ale Naturii)

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

Disponibil online 25 January, 2024. Descarcări-1. Vizualizări-90

-----------------------------------------------------------------------------------------------------------------------------------

Stability of unperturbed motion governed by the ternary differential system of Lyapunov-Darboux type with nonlinearities of degree four

Neagu Natalia1, Popa Mihail2, Orlov Victor3

1 "Ion Creangă" State Pedagogical University from Chisinau, 2 Vladimir Andrunachievici Institute of Mathematics and Computer Science, 3 Technical University of Moldova

Acta et commentationes (Ştiinţe Exacte și ale Naturii)

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

Disponibil online 24 February, 2023. Descarcări-0. Vizualizări-212

-----------------------------------------------------------------------------------------------------------------------------------

Problems of the theory of invariants and Lie algebras applied in the qualitative theory of differential systems

Popa Mihail

Vladimir Andrunachievici Institute of Mathematics and Computer Science

Acta et commentationes (Ştiinţe Exacte și ale Naturii)

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

Disponibil online 24 February, 2023. Descarcări-0. Vizualizări-197

-----------------------------------------------------------------------------------------------------------------------------------

Lyapunov’s stability of the unperturbed motion governed by the s3(1,3) differential system of Darboux type

Neagu Natalia1, Popa Mihail23

1 "Ion Creangă" State Pedagogical University from Chisinau, 2 Tiraspol State University, 3 Vladimir Andrunachievici Institute of Mathematics and Computer Science

Acta et commentationes (Ştiinţe Exacte și ale Naturii)

Nr. 2(12) / 2021 / ISSN 2537-6284 /ISSNe 2587-3644

Disponibil online 10 February, 2022. Descarcări-2. Vizualizări-327

-----------------------------------------------------------------------------------------------------------------------------------

On a case of stability of unperturbated motion governed by the ternary differential critical system with quadratic nonlinearities

Neagu Natalia1, Popa Mihail23

1 "Ion Creangă" State Pedagogical University from Chisinau, 2 Vladimir Andrunachievici Institute of Mathematics and Computer Science, 3 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. Descarcări-0. Vizualizări-737

-----------------------------------------------------------------------------------------------------------------------------------

Center-affine invariant conditions of stability of unperturbed motion for differential system s(1,2,3) with quadratic part of Darboux type

Neagu Natalia1, Orlov Victor2

1 "Ion Creangă" State Pedagogical University from Chisinau, 2 Technical University of Moldova

Acta et commentationes (Ştiinţe Exacte și ale Naturii)

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

Disponibil online 31 July, 2019. Descarcări-6. Vizualizări-637

-----------------------------------------------------------------------------------------------------------------------------------

10203040501005001000