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Bifurcations of Zeros in Translated Families of Functions and Applications
In this paper, we study the creation of zeros in a certain type of families of functions. The families studied are given by the difference of two basic functions with a translation made in the argument of one ...
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Article
On the Chebyshev Property of Certain Abelian Integrals Near a Polycycle
Dumortier and Roussarie formulated in (Discrete Contin Dyn Syst 2:723–781, 2009) a conjecture concerning the Chebyshev property of a collection ...