concave polygon


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Related to concave polygon: convex polygon, Irregular polygon

concave polygon

[′kän‚kāv ′päl·ə‚gän]
(mathematics)
A polygon at least one of whose angles is greater than 180°.
References in periodicals archive ?
The result is a tight concave polygon that contains all the points that were touched by the sphere.
More general clipping algorithms, presented in [8, 10, 12], are capable of clipping a concave polygon with holes to the borders of a concave polygon with holes.
all of the concave polygons and all of the convex polygons;