Convex Optimization, Convex Sets, Convex Function, Convex Hull, Convexity.
subset of Y. This, in set builder notation, is written as: The below diagram shows the image and pre-image of the function f:X->Y. Set B is the image of set A, which is a subset of X. Set A is the pre-image of set B under f and is denoted as shown below: Image and pre-image under function f (Image