Strictly convex

Strictly convex may refer to:
 * Strictly convex function, a function having the line between any two points above its graph
 * Strictly convex polygon, a polygon enclosing a strictly convex set of points
 * Strictly convex set, a set whose interior contains the line between any two points
 * Strictly convex space, a normed vector space for which the closed unit ball is a strictly convex set