1 citations · 1 across the 1 of their papers we have counts for
2 papers
math.DS2023★ 1 cited
Existence of a cylinder foliated by periodic orbits in the generalized Chazy differential equation
Jaume Llibre, Douglas D. Novaes, Claudia Valls
The generalized Chazy differential equation corresponds to the following two-parameter family of differential equations \begin{equation*}\label{gcdeq} \dddot x+|x|^q \ddot x+\dfrac…
math.DS2019
Zero-Hopf bifurcation in the general Van der Pol-Duffing equation
Murilo Cândido, Claudia Valls
We study analytically the coexistence of multiple periodic solutions and invariant tori in the general Van der Pol-Duffing oscillator equations. We use several results related to t…