convex hull

convex hull

noun Mathematics.
the smallest convex set containing a given set; the intersection of all convex sets that contain a given set.
Also called convex cover, convex span.
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convex hull definition

mathematics, graphics
For a set S in space, the smallest convex set containing S. In the plane, the convex hull can be visualized as the shape assumed by a rubber band that has been stretched around the set S and released to conform as closely as possible to S.
(1997-08-03)
The Free On-line Dictionary of Computing, © Denis Howe 2010 http://foldoc.org
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