A Simple Proof for the Unicity of the Limit Cycle in the Bogdanov-Takens System
Canadian mathematical bulletin, Tome 33 (1990) no. 1, pp. 84-92
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We show that the Bogdanov-Takens system has at most one limit cycle. Similarly we show that the maximum number of limit cycles in the universal unfolding of the symmetric cusp of order 2 (resp. 3) is one (resp. 2). The proof uses the elementary technique of Liénard's equation, yielding a global result for all values of the parameters.
Li, Chengzhi; Rousseau, Christiane; Wang, Xian. A Simple Proof for the Unicity of the Limit Cycle in the Bogdanov-Takens System. Canadian mathematical bulletin, Tome 33 (1990) no. 1, pp. 84-92. doi: 10.4153/CMB-1990-015-3
@article{10_4153_CMB_1990_015_3,
author = {Li, Chengzhi and Rousseau, Christiane and Wang, Xian},
title = {A {Simple} {Proof} for the {Unicity} of the {Limit} {Cycle} in the {Bogdanov-Takens} {System}},
journal = {Canadian mathematical bulletin},
pages = {84--92},
year = {1990},
volume = {33},
number = {1},
doi = {10.4153/CMB-1990-015-3},
url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-1990-015-3/}
}
TY - JOUR AU - Li, Chengzhi AU - Rousseau, Christiane AU - Wang, Xian TI - A Simple Proof for the Unicity of the Limit Cycle in the Bogdanov-Takens System JO - Canadian mathematical bulletin PY - 1990 SP - 84 EP - 92 VL - 33 IS - 1 UR - http://geodesic.mathdoc.fr/articles/10.4153/CMB-1990-015-3/ DO - 10.4153/CMB-1990-015-3 ID - 10_4153_CMB_1990_015_3 ER -
%0 Journal Article %A Li, Chengzhi %A Rousseau, Christiane %A Wang, Xian %T A Simple Proof for the Unicity of the Limit Cycle in the Bogdanov-Takens System %J Canadian mathematical bulletin %D 1990 %P 84-92 %V 33 %N 1 %U http://geodesic.mathdoc.fr/articles/10.4153/CMB-1990-015-3/ %R 10.4153/CMB-1990-015-3 %F 10_4153_CMB_1990_015_3
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