% Starting diary file diary-17-Nov-2010.txt

edit weightf
ode23tx(@weightf,[0 20] , [1/2 ; 0]);
legend('x','xdot'); xlabel('time');shg
ode23tx(@weightf,[0 20] , [1 + 1/2 ; 0]);
ode23tx(@weightf,[0 20] , [1 ; 0]);
ode23tx(@weightf,[0 20] , [1 ; 1/4]);

edit ode1
ode1(@weightf,[0 20],[1/2;0],.1);
ode1(@weightf,[0 20],[1/2;0],.05);
ode1(@weightf,[0 20],[1/2;0],.01);
ode1(@weightf,[0 20],[1/2;0],.001);

[T,Y]=ode23tx(@weightf,[0 20],[1/2;0]);
plot(T,Y(:,1))
T
size(T)

diary off