Classifications of Dulac germs (CROSBI ID 698778)
Prilog sa skupa u zborniku | sažetak izlaganja sa skupa | međunarodna recenzija
Podaci o odgovornosti
Resman, Maja ; Mardešić, Pavao
engleski
Classifications of Dulac germs
We consider one-dimensional germs which admit asymptotic expansion inpower-logarithmic scale (the Dulac maps). We discuss formal and analytic classi-fication of such maps, related to the question of formal and analytic embeddingas a time-one map in a vector field. As a crucial step, we construct a (sectorialand formal) Fatou coordinate of a Dulac germ. The research of such germs ismotivated by the question of cyclicity for hyperbolic polycycles in planar vectorfields.This is a joint work with P. Mardešić, J.P. Rolin, and V.Županović.
Dulac germs, analytic classification, Ecalle-Vorionin moduli
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Podaci o prilogu
5-5.
2019.
objavljeno
Podaci o matičnoj publikaciji
Advances in Qualitative Theory of Differential equations - Book of abstracts
Podaci o skupu
Advances in Qualitative Theory of Differential equations
pozvano predavanje
17.06.2019-21.06.2019
Castro-Urdiales, Španjolska