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Izvestiya Vysshikh Uchebnykh Zavedenii. Matematika, 2021, Number 10, Pages 37–50
DOI: https://doi.org/10.26907/0021-3446-2021-10-37-50
(Mi ivm9719)
 

Approximate calculation of the coefficients of the Dulac series

N. B. Medvedeva

Chelyabinsk State University, 129 Br. Kashirinykh str., Chelyabinsk, 454001 Russia
References:
Abstract: An algorithm for the approximate calculation of the coefficients of the Dulac series (asymptotic series of the monodromy transformation) in the space of vector fields with a Newton diagram containing more than one edge and a monodromic singular point is proposed. The conditions for the applicability of this algorithm are obtained. The algorithm is implemented in the MAPLE package. Examples are given for the case of a Newton diagram consisting of two edges.
Keywords: Monodromic singular point, focus, center, monodromy transformation, Dulac series, correspondence mapping, Newton diagram, asymptotic representation, Hadamard integral.
Funding agency Grant number
Russian Foundation for Basic Research 17-01-00739_а
Received: 18.12.2020
Revised: 22.01.2021
Accepted: 30.03.2021
English version:
Russian Mathematics (Izvestiya VUZ. Matematika), 2021, Volume 65, Issue 10, Pages 31–43
DOI: https://doi.org/10.3103/S1066369X21100030
Document Type: Article
UDC: 517.9
Language: Russian
Citation: N. B. Medvedeva, “Approximate calculation of the coefficients of the Dulac series”, Izv. Vyssh. Uchebn. Zaved. Mat., 2021, no. 10, 37–50; Russian Math. (Iz. VUZ), 65:10 (2021), 31–43
Citation in format AMSBIB
\Bibitem{Med21}
\by N.~B.~Medvedeva
\paper Approximate calculation of the coefficients of the Dulac series
\jour Izv. Vyssh. Uchebn. Zaved. Mat.
\yr 2021
\issue 10
\pages 37--50
\mathnet{http://mi.mathnet.ru/ivm9719}
\crossref{https://doi.org/10.26907/0021-3446-2021-10-37-50}
\transl
\jour Russian Math. (Iz. VUZ)
\yr 2021
\vol 65
\issue 10
\pages 31--43
\crossref{https://doi.org/10.3103/S1066369X21100030}
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