Numerical Solution of a reaction ­ diffusion system on Center Manifold obtained from normal form(Just click for animations)

  The calculations of thoses numerical results can be found in: Malidi Ahamadi, Jean-Jacques Gervais, Symbolic-Numerical Methods for the Computation of Normal Forms of P.D.E.,. Journal of Computational and Applied Mathematics 158:443-472 (2003).

  •  Waves (Rotating and Standing)

       Onde rotative Onde rotative



  •   Spiral wave and solution with a bifurcation codimension 2

       Onde rotative Solution mixt