Afișare rezultate

SM ISO690:2012

The Lyapunov quantities and the GL(2,R)-invariant center conditions for a class of bidimensional polynomial systems of differential equations with nonlinearities of the fourth degree

Ciubotaru Stanislav1, Calin Iurie2

1 Institute of Mathematics and Computer Science ASM, 2 Moldova 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-2. Vizualizări-598

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The rational bases of GL(2;R)-comitants and of invariants for the bidimensional system of differential equations with nonlinearities of the fourth degree

Calin Iurie12, Ciubotaru Stanislav1

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

Conference of Mathematical Society of the Republic of Moldova

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

Disponibil online 9 October, 2017. Descarcări-2. Vizualizări-600

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Invariant conditions of stability of motion for some four-dimensional differential systems

Orlov Victor

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-3. Vizualizări-723

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Sufficient GL(2,R)-invariant center conditions for some classes of two-dimensional cubic differential systems

Calin Iurie, Baltag Valeriu

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 4 January, 2020. Descarcări-1. Vizualizări-547

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The Lyapunov quantities and the center conditions for a class of bidimensional polynomial systems of differential equations with nonlinearities of the fourth degree

Calin Iurie, Ciubotaru Stanislav

Institute of Mathematics and Computer Science ASM

Buletinul Academiei de Ştiinţe a Republicii Moldova. Matematica

Nr. 2(84) / 2017 / ISSN 1024-7696 /ISSNe 2587-4322

Disponibil online 16 November, 2017. Descarcări-3. Vizualizări-730

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Invariant integrability conditions for ternary differential systems with quadratic nonlinearities

Neagu Natalia12

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

Buletinul Academiei de Ştiinţe a Republicii Moldova. Matematica

Nr. 3(82) / 2016 / ISSN 1024-7696 /ISSNe 2587-4322

Disponibil online 19 April, 2017. Descarcări-2. Vizualizări-827

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Rational bases of GL(2,R)-comitants and of GL(2,R)-invariants for the planar system of differential equations with nonlinearities of the fourth degree

Ciubotaru Stanislav

Institute of Mathematics and Computer Science ASM

Buletinul Academiei de Ştiinţe a Republicii Moldova. Matematica

Nr. 3(79) / 2015 / ISSN 1024-7696 /ISSNe 2587-4322

Disponibil online 10 June, 2016. Descarcări-7. Vizualizări-731

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Multi-dimensional Darboux type differential systems with quadratic nonlinearities

Diaconescu Oxana

Institute of Mathematics and Computer Science ASM

Buletinul Academiei de Ştiinţe a Republicii Moldova. Matematica

Nr. 1(53) / 2007 / ISSN 1024-7696 /ISSNe 2587-4322

Disponibil online 16 December, 2013. Descarcări-0. Vizualizări-758

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Lie algebras of operators and invariant GL(2,R)-integrals for Darboux type differential systems

Diaconescu Oxana, Popa Mihail

Institute of Mathematics and Computer Science ASM

Buletinul Academiei de Ştiinţe a Republicii Moldova. Matematica

Nr. 3(52) / 2006 / ISSN 1024-7696 /ISSNe 2587-4322

Disponibil online 18 December, 2015. Descarcări-1. Vizualizări-827

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Center-affine invariant stability conditions of unperturbed motion governed by critical cubic differential system

Neagu Natalia12, Orlov Victor34, Popa Mihail41

1 Tiraspol State University, 2 "Ion Creangă" State Pedagogical University from Chisinau, 3 Technical University of Moldova, 4 Vladimir Andrunachievici Institute of Mathematics and Computer Science

Proceedings IMCS-55

2019. Chișinău, Republica Moldova. ISBN 978-9975-68-378-4.

Disponibil online 1 November, 2019. Descarcări-2. Vizualizări-593

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A class of bidimensional polynomial systems of differential equations with nonlinearities of the fourth degree with the symmetry axis

Calin Iurie12, Ciubotaru Stanislav1

1 Vladimir Andrunachievici Institute of Mathematics and Computer Science, 2 Moldova State University

Proceedings IMCS-55

2019. Chișinău, Republica Moldova. ISBN 978-9975-68-378-4.

Disponibil online 1 November, 2019. Descarcări-7. Vizualizări-646

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Some classes of polynomial bidimensional cubic differential systems with the symmetry axis

Calin Iurie12, Baltag Valeriu1

1 Vladimir Andrunachievici Institute of Mathematics and Computer Science, 2 Moldova State University

Proceedings IMCS-55

2019. Chișinău, Republica Moldova. ISBN 978-9975-68-378-4.

Disponibil online 1 November, 2019. Descarcări-2. Vizualizări-568

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On rational bases of GL(2,R)-comitants of planar polynomial systems of differential equations

Calin Iurie

Institute of Mathematics and Computer Science ASM

Buletinul Academiei de Ştiinţe a Republicii Moldova. Matematica

Nr. 2(42) / 2003 / ISSN 1024-7696 /ISSNe 2587-4322

Disponibil online 7 December, 2013. Descarcări-1. Vizualizări-856

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Numărul şi multiplicitatea dreptelor invariante ale sistemului omogen bipătrat de ecuaţii diferenţiale

Anţalovschi Natalia

Conferinţa Internaţională a Tinerilor Cercetători

2005. Chişinău. ISBN 9975-9716-1-X.

Disponibil online 8 July, 2021. Descarcări-0. Vizualizări-208

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Studiul topologic al sistemului omogen bipătrat de ecuaţii diferenţiale cu cinci drepte invariante reale diferite

Anţalovschi Natalia

Conferinţa Internaţională a Tinerilor Cercetători

2005. Chişinău. ISBN 9975-9716-1-X.

Disponibil online 8 July, 2021. Descarcări-1. Vizualizări-333

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Differential equations and algebras

Popa Mihail12

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

Science and education: new approaches and perspectives

Seria 25. 2023. Chişinău. ISBN 978-9975-46-788-9.

Disponibil online 7 November, 2023. Descarcări-0. Vizualizări-100

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