Convex
Convex or convexity may refer to:

Science and technology
Convex lens, in optics

Mathematics
Convex set, containing the whole line segment that joins points
Convex polygon, a polygon which encloses a convex set of points
Convex polytope, a polytope with a convex set of points
Convex metric space, a generalization of the convexity notion in abstract metric spaces
Convex function, when the line segment between any two points on the graph of the function lies above or on the graph
Convex conjugate, of a function
Convexity (algebraic geometry), a restrictive technical condition for algebraic varieties originally introduced to analyze Kontsevich moduli spaces

Economics and finance
Convexity (finance), second derivatives in financial modeling generally
Convexity in economics
Bond convexity, a measure of the sensitivity of the duration of a bond to changes in interest rates
Convex preferences, an individuals ordering of various outcomes

Other uses
Convex Computer, a former company that produced supercomputers

See also
List of convexity topics
Non-convexity (economics), violations of the convexity assumptions of elementary economics
Obtuse angle
All pages with titles beginning with Convex