Masatsugu Urabe - researchr alias

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2007

A Minimal Planar Point Set with Specified Disjoint Empty Convex SubsetsKiyoshi Hosono, Masatsugu Urabe. jcdcg 2008: 90-100 [doi]

2004

On the Minimum Size of a Point Set Containing Two Non-intersecting Empty Convex PolygonsKiyoshi Hosono, Masatsugu Urabe. jcdcg 2005: 117-122 [doi]

2003

On a Triangle with the Maximum Area in a Planar Point SetKiyoshi Hosono, Ferran Hurtado, Masatsugu Urabe, Jorge Urrutia. jcdcg 2005: 102-107 [doi]

2002

Partitioning a Planar Point Set into Empty Convex PolygonsRen Ding, Kiyoshi Hosono, Masatsugu Urabe, Changqing Xu. jcdcg 2003: 129-134 [doi]

2001

Discrete and Computational Geometry, Japanese Conference, JCDCG 2000, Tokyo, Japan, November, 22-25, 2000, Revised PapersJin Akiyama, Mikio Kano, Masatsugu Urabe, editors, Volume 2098 of Lecture Notes in Computer Science, Springer, 2001.

On the existence of a point subset with a specified number of interior pointsDavid Avis, Kiyoshi Hosono, Masatsugu Urabe. DM, 241(1-3):33-40, 2001. [doi]

On the number of disjoint convex quadrilaterals for a planar point setKiyoshi Hosono, Masatsugu Urabe. comgeo, 20(3):97-104, 2001.

2000

Discrete and Computational Geometry, Japanese Conference, JCDCG 98, Tokyo, Japan, December 9-12, 1998, Revised PapersJin Akiyama, Mikio Kano, Masatsugu Urabe, editors, Volume 1763 of Lecture Notes in Computer Science, Springer, 2000.

On Convex Decompositions of PointsKiyoshi Hosono, David Rappaport, Masatsugu Urabe. jcdcg 2001: 149-155 [doi]

1999

Partitioning point sets in space into disjoint convex polytopesMasatsugu Urabe. comgeo, 13(3):173-178, 1999.

1998

On the Existence of a Point Subset with 4 or 5 Interior PointsDavid Avis, Kiyoshi Hosono, Masatsugu Urabe. jcdcg 2000: 57-64

On a disjoint quadrilateral partition for a given point seKiyoshi Hosono, Masatsugu Urabe. cccg 1998: [doi]

1997

On a partition of point sets into convex polygonsMasatsugu Urabe. cccg 1997:

1996

On circles containing the maximum number of pointsJin Akiyama, Y. Ishigami, Masatsugu Urabe, Jorge Urrutia. DM, 151(1-3):15-18, 1996. [doi]

Topics on line segments and polygonsKiyoshi Hosono, Masatsugu Urabe, Mamoru Watanabe. DM, 151(1-3):99-104, 1996. [doi]

on a Partition into Convex PolygonsMasatsugu Urabe. DAM, 64(2):179-191, 1996. [doi]

1993

Some combinatorial problemsJin Akiyama, Kiyoshi Hosono, Masatsugu Urabe. DM, 116(1-3):291-298, 1993. [doi]

1992

On a Counterexample to a Conjecture of MirzaianMasatsugu Urabe, Mamoru Watanabe. comgeo, 2:51-53, 1992.

1986

A decomposition of complete bipartite graphs into edge-disjoint subgraphs with star componentsYoshimi Egawa, Masatsugu Urabe, Toshihito Fukuda, Seiichiro Nagoya. DM, 58(1):93-95, 1986. [doi]