A new method to determine isochronous center conditions for polynomial differential systems

Bifurcation formulae derived from center manifold theory

Brian Hassard, Yuheng Wan · Journal of Mathematical Analysis and Applications · 1978 · 168 citations

Global Analysis, Geometric Singular Perturbation Theory, Bifurcation Theory +1

Linearization of Isochronous Centers

Pavao Mardešić, Christiane Rousseau, B. Toni · Journal of Differential Equations · 1995 · 143 citations

Numerical Analysis, Engineering, Perturbation Method +7

THEORY OF VALUES OF SINGULAR POINT IN COMPLEX AUTONOMOUS DIFFERENTIAL SYSTEMS

Liu Yi-Reng, LI Ji-Ban · Science in China Series A-Mathematics Physics Astronomy & Technological Science · 1990 · 110 citations · Full text

Singularly Perturbed Problem, Global Analysis, Complex Dynamic System +7

Isochronous Centers in Planar Polynomial Systems

Colin Christopher, J. Devlin · SIAM Journal on Mathematical Analysis · 1997 · 100 citations

Discrete Geometry, Hamiltonian Systems, Engineering +12

Degenerate Hopf Bifurcation Formulas and Hilbert’s 16th Problem

W.W. Farr, Chengzhi Li, Isabel S. Labouriau et al. · SIAM Journal on Mathematical Analysis · 1989 · 97 citations