[Equations]
f'=g
g'=z*(h-f)-y*g-sin(f)
h'=i
i'=z*(j-h)+z*(f-h)-y*i-sin(h)
j'=k
k'=z*(h-j)-y*k-sin(j)
z=0.1
y=0.015

[Start]
f=3.1
g=0
h=3.141592654
i=0
j=3.141592654
k=0

[Options]
Steps=5000
Stepwidth=0.1
DisplaySteps=3000
Method=Runge-Kutta