We prove that the number of limit cycles which bifurcate from a two-saddle loop of a planar quadratic Hamiltonian system, under an arbitrary quadratic deformation, is less than or equal to three.
@article{AIHPC_2015__32_2_307_0, author = {Gavrilov, Lubomir and Iliev, Iliya D.}, title = {Perturbations of quadratic {Hamiltonian} two-saddle cycles}, journal = {Annales de l'I.H.P. Analyse non lin\'eaire}, pages = {307--324}, publisher = {Elsevier}, volume = {32}, number = {2}, year = {2015}, doi = {10.1016/j.anihpc.2013.12.001}, mrnumber = {3325239}, zbl = {06444426}, language = {en}, url = {http://www.numdam.org/articles/10.1016/j.anihpc.2013.12.001/} }
TY - JOUR AU - Gavrilov, Lubomir AU - Iliev, Iliya D. TI - Perturbations of quadratic Hamiltonian two-saddle cycles JO - Annales de l'I.H.P. Analyse non linéaire PY - 2015 SP - 307 EP - 324 VL - 32 IS - 2 PB - Elsevier UR - http://www.numdam.org/articles/10.1016/j.anihpc.2013.12.001/ DO - 10.1016/j.anihpc.2013.12.001 LA - en ID - AIHPC_2015__32_2_307_0 ER -
%0 Journal Article %A Gavrilov, Lubomir %A Iliev, Iliya D. %T Perturbations of quadratic Hamiltonian two-saddle cycles %J Annales de l'I.H.P. Analyse non linéaire %D 2015 %P 307-324 %V 32 %N 2 %I Elsevier %U http://www.numdam.org/articles/10.1016/j.anihpc.2013.12.001/ %R 10.1016/j.anihpc.2013.12.001 %G en %F AIHPC_2015__32_2_307_0
Gavrilov, Lubomir; Iliev, Iliya D. Perturbations of quadratic Hamiltonian two-saddle cycles. Annales de l'I.H.P. Analyse non linéaire, Tome 32 (2015) no. 2, pp. 307-324. doi : 10.1016/j.anihpc.2013.12.001. http://www.numdam.org/articles/10.1016/j.anihpc.2013.12.001/
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