DUMORTIER, Freddy

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Full Name
DUMORTIER, Freddy
Email
freddy.dumortier@uhasselt.be
 
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Publications

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Type:  Journal Contribution
Date Issued:  [2000 TO 2005]

Results 1-15 of 15 (Search time: 0.011 seconds).

Issue DateTitleContributor(s)TypeCat.
12005Alien limit cycles near a Hamiltonian 2-saddle cycleCAUBERGH, Magdalena; DUMORTIER, Freddy; Roussarie, RJournal ContributionA1
22005Time analysis and entry-exit relation near planar turning pointsDE MAESSCHALCK, Peter; DUMORTIER, FreddyJournal ContributionA1
32004Time and entry-exit relation near a planar turning pointDE MAESSCHALCK, Peter; DUMORTIER, FreddyJournal ContributionA1
42004Hopf-takens bifurcations and centresCAUBERGH, Magdalena; DUMORTIER, FreddyJournal ContributionA1
52003Perturbation from an elliptic Hamiltonian of degree four - III global centreDUMORTIER, Freddy; Li, CZJournal ContributionA1
62003Perturbation from an elliptic Hamiltonian of degree four - IV figure eight-loopDUMORTIER, Freddy; Li, CZJournal ContributionA1
72002Finite cyclicity of elementary graphics surrounding a focus or center in quadratic systemsDUMORTIER, Freddy; Guzmann, A.; Roussarie, R.Journal ContributionA2
82002Normal forms near a saddle-node and applications to finite cyclicity of graphicsDUMORTIER, Freddy; Ilyashenko, Y; Rousseau, CJournal ContributionA1
92001New aspects in the unfolding of the nilpotent singularity of codimension threeDUMORTIER, Freddy; IBANEZ MESA, Santiago; KOKUBU, HiroshiJournal ContributionA1
102001Multiple canard cycles in generalized Lienard equationsDUMORTIER, Freddy; Roussarie, R.Journal ContributionA1
112001Perturbations from an elliptic Hamiltonian of degree four - II. Cuspidal loopDUMORTIER, Freddy; LI, ChengzhiJournal ContributionA1
122001Perturbations from an elliptic Hamiltonian of degree four I. Saddle loop and two saddle cycleDUMORTIER, Freddy; LI, ChengzhiJournal ContributionA1
132000Chaotic dynamics in Z(2)-equivariant unfoldings of codimension three singularities of vector fields in R-3DUMORTIER, Freddy; KOKUBU, HiroshiJournal ContributionA1
142000Local bifurcations and a survey of bounded quadratic systemsDUMORTIER, Freddy; HERSSENS, Chris; Perko, LJournal ContributionA1
152000Cubic Liénard equations with quadratic damping having two antisaddlesKooij, R.; LI, Chengzhi; DUMORTIER, FreddyJournal ContributionA2