and efficiently computable bounds. Corollary 1.1.1 [Convex hull] Let M be a nonempty subset in Rn. Topologically, the convex hull of an open set is always itself open, and the convex hull of a compact set is always itself compact; however, there exist closed sets that do not have closed convex hulls. Divide and Conquer method 6. To this end it su ces to prove that the set of all … I'll explain how the algorithm works below, and then what kind of modifications you'd need to do to get it working in your program. more times than it intersects the control polygon. hp_d01(">C\x22JPGD? Can u help me giving advice!! A convex combination of elements of X is a vector of the form Pm i=1αixi, where m is a positive integer, x 1,...,xm belong to X, and α 1,...,αm are scalars such that αi ≥ 0, i = 1,...,m, Xm i=1 αi = 1. Incremental (Sequential addition) method 5.