Dynamical systems and bifurcation theory

Additional Info

  • ECTS credits: 6
  • Semester: 1
  • University: University of L'Aquila
  • Topics:

     

    Local Theory of nonlinear systems: initial value problem, hyperbolic equilibrium point, Stable Manifold Theorem. Hartman-Grobman Theorem. Stability and Liapunov functions. Saddles, nodes, foci and centers. Nonhyperbolic critical points. Center manifold theory. Global theory of nonlinear systems: limit set, attractor, limit cycle, Poincaré map, stable manifold theorem for periodic orbits, Poincaré-Bendixson theory. Mathematical background: Fundaments of perturbation analysis. The Multiple Scale Method. Basic concepts of bifurcation analysis: Bifurcation points, Linear codimension of a bifurcation, Imperfections, Fundamental path, Center Manifold Theory. Basic mechanisms of multiple bifurcations: divergence, Hopf, nonresonant or resonant double-Hopf, Divergence-Hopf, Double-zero bifurcation

  • Prerequisites:

     

    Ordinary differential equations

  • Books:

     

    Lawrence Perko, Differential equations and dynamical systems, Springer-Verlag, 2001

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