function yprime=rope_ode(x,y)
% yprime=rope_ode(x,y) computes the
% rhs of the first-order system

% M. M. Sussman
% $Id: rope_ode.m,v 1.6 2013/01/19 20:08:37 mike Exp $
 
RHOG=0.4;
C=0.05;
 
yprime=[           y(2)
         (RHOG-C*y(2))/(1+C*x) ];

