Convex Optimization, Convex Sets, Convex Function, Convex Hull, Convexity.
non-convex ‘set’ into a convex set” because in order for the sets to become convex, point x3, in the figures above, has to be removed from the set. The convex hull is doing no such thing. Hence, there is no change in the original set of the points. The convex hull has simply ignored point x3 and