Convex

In Euclidean space, an object is convex if for any pair of points within the object, any point on the straight line segment that joins them is also within the object. For example, a solid cube is convex, but anything that is hollow or has a dent in it is not convex.

Related Topics:
Euclidean space - Straight line - Cube

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The concepts of convexity and concavity are important in various fields, and in various fields the adjective "convex" has their own specific meanings.

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• In optics; see convex lens and concave lens.
• In mathematical analysis, see convex function.
 
Convex: Convex sets ►