Open AccessSufficient and Necessary Center Conditions for the Poincaré SystemsP(2,2n)(n≤5)
Author(s) -
Jinya Xu,
Zhengyi Lu
Publication year - 2011
Publication title -
journal of applied mathematics
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.307
H-Index - 43
eISSN - 1687-0042
pISSN - 1110-757X
DOI - 10.1155/2011/762762
Subject(s) - algorithm , computer science , artificial intelligence
We obtain sufficient and necessary center conditions for the Poincaré system P(2,2n)(n≤5). The necessity of the condition is derived from the first 2n focal values by symbolic computation with Maple, and the sufficiency is proved by Volokitin's method
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