This Is A Sample Main Program For Colmod, An Automatic Continuation Code For Solving `Stiff’ Boundary Value Problems. The Code Is Fully Documented Within The Subroutine Colmod, Which Follows Directly After This Main Program And The Sample Problem Description. Any Questions, Reports Of Bugs, Or Comments (Good Or Bad), Will Gladly Be Received By Ross Wright Or Jeff Cash, Department Of Mathematics, Imperial College, London Sw7 2bz, United Kingdom. E-Mail Or