How to plot the bifurcation diagram for the system of second order Differential equation?

(d2x/dt2) -(a1−2a1x−b1y)(dx/dt)+ a1x(dy/dt)= 0, (d2 y/dt2 )−(1−x−b2 y−2y)(dy/dt)+ y(dx/dt)=0. I want to plot the diagram between  (y, b2 ), (x,a1), (x, b1).

10 October 2016 4,155 0 View