Convex Cone

In linear algebra, a convex cone is a subset of a vector space over an ordered field that is closed under linear combinations with positive coefficients.

Read more about Convex Cone:  Definition, Blunt and Pointed Cones, Half-spaces, Salient Convex Cones and Perfect Half-spaces, Dual Cone, Partial Order Defined By A Convex Cone, Proper Convex Cone, Examples of Convex Cones