<div>These are Algorithm 7 and 8 in Chapter 4. We use these methods to find the optimal configuration for three non-centrally symmetric objects which are four files: </div><div><br></div>NNN4object is a function to find maximin of area of convex hull for 3 non-centrally symmetric objects.<div><br></div><div>NNper2_2 is a function to find minimum of area of convex hull for 3 non-centrally symmetric objects.</div><div><br></div><div>cvhN4 is a function to find area of convex hull.</div><div><br></div><div>cvhN4_2 is a function to plot optimal configuration.</div>