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  • Author or Editor: Gyula Károlyi x
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Authors: Pavel Valtr, Gábor Lippner and Gyula Károlyi


A finite set of points, in general position in the plane, is almost convex if every triple determines a triangle with at most one point in its interior. For every ℓ ≥ 3, we determine the maximum size of an almost convex set that does not contain the vertex set of an empty convex ℓ-gon.

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Authors: Tibor Bisztriczky, Kiyoshi Hosono, Gyula Károlyi and Masatsugu Urabe
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