Simultaneous occurrence of sliding and crossing limit cycles in piecewise linear planar vector fields.
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| Title: | Simultaneous occurrence of sliding and crossing limit cycles in piecewise linear planar vector fields. |
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| Authors: | Cardoso, João L.1 (AUTHOR), Llibre, Jaume2 (AUTHOR), Novaes, Douglas D.3 (AUTHOR), Tonon, Durval J.1 (AUTHOR) djtonon@ufg.br |
| Source: | Dynamical Systems: An International Journal. Sep2020, Vol. 35 Issue 3, p490-514. 25p. |
| Subjects: | Chebyshev systems, Limit cycles, Vector fields, Linear systems, Positive systems, Infinity (Mathematics) |
| Abstract: | In the present study, we consider planar piecewise linear vector fields with two zones separated by the straight line x = 0. Our goal is to study the existence of simultaneous crossing and sliding limit cycles for such a class of vector fields. First, we provide a canonical form for these systems assuming that each linear system has centre, a real one for y<0 and a virtual one for y>0, and such that the real centre is a global centre. Then, working with a first-order piecewise linear perturbation we obtain piecewise linear differential systems with three crossing limit cycles. Second, we see that a sliding cycle can be detected after a second-order piecewise linear perturbation. Finally, imposing the existence of a sliding limit cycle we prove that only one adittional crossing limit cycle can appear. Furthermore, we also characterize the stability of the higher amplitude limit cycle and of the infinity. The main techniques used in our proofs are the Melnikov method, the Extended Chebyshev systems with positive accuracy, and the Bendixson transformation. [ABSTRACT FROM AUTHOR] |
| Copyright of Dynamical Systems: An International Journal is the property of Taylor & Francis Ltd and its content may not be copied or emailed to multiple sites without the copyright holder's express written permission. Additionally, content may not be used with any artificial intelligence tools or machine learning technologies. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.) | |
| Database: | Engineering Source |
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| Header | DbId: egs DbLabel: Engineering Source An: 145732479 AccessLevel: 6 PubType: Academic Journal PubTypeId: academicJournal PreciseRelevancyScore: 0 |
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| Items | – Name: Title Label: Title Group: Ti Data: Simultaneous occurrence of sliding and crossing limit cycles in piecewise linear planar vector fields. – Name: Author Label: Authors Group: Au Data: <searchLink fieldCode="AR" term="%22Cardoso%2C+João+L%2E%22">Cardoso, João L.</searchLink><relatesTo>1</relatesTo> (AUTHOR)<br /><searchLink fieldCode="AR" term="%22Llibre%2C+Jaume%22">Llibre, Jaume</searchLink><relatesTo>2</relatesTo> (AUTHOR)<br /><searchLink fieldCode="AR" term="%22Novaes%2C+Douglas+D%2E%22">Novaes, Douglas D.</searchLink><relatesTo>3</relatesTo> (AUTHOR)<br /><searchLink fieldCode="AR" term="%22Tonon%2C+Durval+J%2E%22">Tonon, Durval J.</searchLink><relatesTo>1</relatesTo> (AUTHOR)<i> djtonon@ufg.br</i> – Name: TitleSource Label: Source Group: Src Data: <searchLink fieldCode="JN" term="%22Dynamical+Systems%3A+An+International+Journal%22">Dynamical Systems: An International Journal</searchLink>. Sep2020, Vol. 35 Issue 3, p490-514. 25p. – Name: Subject Label: Subjects Group: Su Data: <searchLink fieldCode="DE" term="%22Chebyshev+systems%22">Chebyshev systems</searchLink><br /><searchLink fieldCode="DE" term="%22Limit+cycles%22">Limit cycles</searchLink><br /><searchLink fieldCode="DE" term="%22Vector+fields%22">Vector fields</searchLink><br /><searchLink fieldCode="DE" term="%22Linear+systems%22">Linear systems</searchLink><br /><searchLink fieldCode="DE" term="%22Positive+systems%22">Positive systems</searchLink><br /><searchLink fieldCode="DE" term="%22Infinity+%28Mathematics%29%22">Infinity (Mathematics)</searchLink> – Name: Abstract Label: Abstract Group: Ab Data: In the present study, we consider planar piecewise linear vector fields with two zones separated by the straight line x = 0. Our goal is to study the existence of simultaneous crossing and sliding limit cycles for such a class of vector fields. First, we provide a canonical form for these systems assuming that each linear system has centre, a real one for y<0 and a virtual one for y>0, and such that the real centre is a global centre. Then, working with a first-order piecewise linear perturbation we obtain piecewise linear differential systems with three crossing limit cycles. Second, we see that a sliding cycle can be detected after a second-order piecewise linear perturbation. Finally, imposing the existence of a sliding limit cycle we prove that only one adittional crossing limit cycle can appear. Furthermore, we also characterize the stability of the higher amplitude limit cycle and of the infinity. The main techniques used in our proofs are the Melnikov method, the Extended Chebyshev systems with positive accuracy, and the Bendixson transformation. [ABSTRACT FROM AUTHOR] – Name: AbstractSuppliedCopyright Label: Group: Ab Data: <i>Copyright of Dynamical Systems: An International Journal is the property of Taylor & Francis Ltd and its content may not be copied or emailed to multiple sites without the copyright holder's express written permission. Additionally, content may not be used with any artificial intelligence tools or machine learning technologies. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract.</i> (Copyright applies to all Abstracts.) |
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| RecordInfo | BibRecord: BibEntity: Identifiers: – Type: doi Value: 10.1080/14689367.2020.1722064 Languages: – Code: eng Text: English PhysicalDescription: Pagination: PageCount: 25 StartPage: 490 Subjects: – SubjectFull: Chebyshev systems Type: general – SubjectFull: Limit cycles Type: general – SubjectFull: Vector fields Type: general – SubjectFull: Linear systems Type: general – SubjectFull: Positive systems Type: general – SubjectFull: Infinity (Mathematics) Type: general Titles: – TitleFull: Simultaneous occurrence of sliding and crossing limit cycles in piecewise linear planar vector fields. Type: main BibRelationships: HasContributorRelationships: – PersonEntity: Name: NameFull: Cardoso, João L. – PersonEntity: Name: NameFull: Llibre, Jaume – PersonEntity: Name: NameFull: Novaes, Douglas D. – PersonEntity: Name: NameFull: Tonon, Durval J. IsPartOfRelationships: – BibEntity: Dates: – D: 01 M: 09 Text: Sep2020 Type: published Y: 2020 Identifiers: – Type: issn-print Value: 14689367 Numbering: – Type: volume Value: 35 – Type: issue Value: 3 Titles: – TitleFull: Dynamical Systems: An International Journal Type: main |
| ResultId | 1 |