clf
hold off
disp('In order to work with m-files you may have to ')
disp('set a new search path.                        ')
pause
help path
pause
disp('The easiest built-in solver to use is ode23   ')
pause
help ode23
pause
disp('And there is even more reading to do..........')
pause
help odefile
pause
disp('Here is a simple example with a predefined ODE')
pause
[t,y]=ode23('RC',[0 50],0)
pause
disp('e.g. plot the solution                         ')
plot(t,y)
pause
disp('Getting several solution curves at the same time')
disp('is just as easy')
pause
[t,y]=ode23('RC',[0 50],[0 2 4 6 8 10])
pause
plot(t,y)