Switching to nonhyperbolic cycles from codim 2 bifurcations of equilibria in ODEs

YA Kuznetsov, HGE Meijer, W Govaerts… - Physica D: Nonlinear …, 2008 - Elsevier
The paper provides full algorithmic details on switching to the continuation of all possible
codim 1 cycle bifurcations from generic codim 2 equilibrium bifurcation points in n …

Analysis of bifurcations of limit cycles with Lyapunov exponents and numerical normal forms

V De Witte, W Govaerts, YA Kuznetsov… - Physica D: Nonlinear …, 2014 - Elsevier
In this paper we focus on the combination of normal form and Lyapunov exponent
computations in the numerical study of the three codim 2 bifurcations of limit cycles with …

Numerical periodic normalization for codim 2 bifurcations of limit cycles: computational formulas, numerical implementation, and examples

VD Witte, FD Rossa, W Govaerts, YA Kuznetsov - SIAM Journal on Applied …, 2013 - SIAM
Explicit computational formulas for the coefficients of the periodic normal forms for
codimension 2 (codim 2) bifurcations of limit cycles in generic autonomous ODEs are …

[HTML][HTML] A compendium of Hopf-like bifurcations in piecewise-smooth dynamical systems

DJW Simpson - Physics Letters A, 2018 - Elsevier
This Letter outlines 20 geometric mechanisms by which limit cycles are created locally in two-
dimensional piecewise-smooth systems of ODEs. These include boundary equilibrium …

Numerical normalization techniques for all codim 2 bifurcations of equilibria in ODE's

YA Kuznetsov - SIAM journal on numerical analysis, 1999 - SIAM
Explicit computational formulas for the coefficients of the normal forms for all codim 2
equilibrium bifurcations of equilibria in autonomous ODEs are derived. They include second …

Twenty Hopf-like bifurcations in piecewise-smooth dynamical systems

DJW Simpson - Physics Reports, 2022 - Elsevier
For many physical systems the transition from a stationary solution to sustained small
amplitude oscillations corresponds to a Hopf bifurcation. For systems involving impacts …

Analysis of the T-point-Hopf bifurcation

F Fernández-Sánchez, E Freire… - Physica D: Nonlinear …, 2008 - Elsevier
In a parameterized three-dimensional system of autonomous differential equations, a T-point
is a point of the parameter space where a special kind of codimension-2 heteroclinic cycle …

Numerical continuation of bifurcations of limit cycles in MATLAB

W Govaerts, YA Kuznetsov, A Dhooge - SIAM journal on scientific computing, 2005 - SIAM
\rmCL\_MATCONT and MATCONT are MATLAB continuation packages for the interactive
numerical study of a range of parameterized nonlinear dynamical systems, in particular …

[HTML][HTML] Numerical bifurcation analysis for ODEs

W Govaerts - Journal of computational and applied mathematics, 2000 - Elsevier
We discuss numerical methods for the computation and continuation of equilibria and
bifurcation points of equilibria of dynamical systems. We further consider the computation of …

Continuation techniques and interactive software for bifurcation analysis of ODEs and iterated maps

AI Khibnik, YA Kuznetsov, VV Levitin… - Physica D: Nonlinear …, 1993 - Elsevier
We present a numerical technique for the analysis of local bifurcations which is based on the
continuation of structurally unstable invariant sets in a suitable phase-parameter space. The …