Convex Optimization, Convex Sets, Convex Function, Convex Hull, Convexity.
do we need to study convex sets and functions? In the end, we will have a look at the answer to the question put up in Chapter1. Some symbols that will be used in the chapter are: ∀ meaning “for all”, ⊆ meaning “subset of or equal to”, ∈ meaning “belongs to” Firstly, lets brush up some preliminary