#include  "ros2_inc.mm"

Func Matrix f(t,x,u)
     // f - ÈùʬÊýÄø¼°
     Real t;
     Matrix x;
     Matrix u; // dummy 
{
     Matrix dx;

     dx= Z(x);
     // Roessler's Equation
     dx(1)= - x(2) - x(3);
     dx(2)= a*x(2) + x(1);
     dx(3)= b + x(3)*(x(1)-c);
     return dx;
}