5-7.mws

Construct this figure:

>

> restart;

> m:=[[-3*cos(t)-cos(-3*t),-3*sin(t)-sin(-3*t)],[-3*cos(t)+cos(-3*t),-3*sin(t)+sin(-3*t)]]:

> t:=k*Pi/100:

> plot([m$k=0..200],color=yellow,scaling=constrained,axes=none);

[Maple Plot]

>