148
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CCCG
15 years 6 months ago
2004
We establish upper and lower bounds on the number of connected components of lines tangent to four triangles in R3 . We show that four triangles in R3 may admit at least 88 tangent...
145
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CCCG
15 years 6 months ago
2004
We consider three-dimensional grid-drawings of graphs with at most one bend per edge. Under the additional requirement that the vertices be collinear, we prove that the minimum vo...
137
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CCCG
15 years 6 months ago
2004
Given a set of n points in the plane, we show how to compute various enclosing isosceles triangles where different parameters such as area or perimeter are optimized. We then stud...
134
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CCCG
15 years 6 months ago
2004 133
Voted
CCCG
15 years 6 months ago
2004
We propose a definition of locality for properties of geometric graphs. We measure the local density of graphs using region-counting distances [8] between pairs of vertices, and w...
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