(mathematics) The smallest convex set of points in which a given set of points is contained.

(optics) A lens having at least one convex surface, such that light passing through it may be brought to a focus.

plural of convex hull

Alternative spelling of nonconvexity

(mathematics) A set which contains any convex combination of any (finite) subset of its points.

(linear algebra) A linear combination (of vectors in Euclidean space) in which the coefficients are non-negative and all add up to one.

Convex on both sides.

plural of convex function

(computer science) A mathematical function where the line segment between any two points on the graph of the function lies above the graph in a vector space of at least two dimensions.

plural of convex set