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170
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PRL
2006
15 years 6 months ago
2006
A simple and fast method of determining the position of the optical center without any specialized equipment is presented. The position of the optical center is a depth determinin...
169
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COMGEO
2004
ACM
15 years 6 months ago
2004
ACM
We show that the number of straight-edge triangulations exhibited by any set of n points in general position in the plane is bounded from below by (2.33n). 2004 Elsevier B.V. All ...
145
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COMBINATORICA
2000
15 years 6 months ago
2000
Suppose t1, ..., tn are independent random variables which take value either 0 or 1, and Y is a multi-variable polynomial in ti's with positive coefficients. We give a conditi...
149
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DAM
2002
15 years 6 months ago
2002
For a positive integer k, a k-subdominating function of a graph G = (V; E) is a function f : V {-1; 1} such that uNG[v] f(u)
178
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EATCS
2002
15 years 6 months ago
2002
Nature is not only a source of minerals and precious stones but is also a mine of algorithms. By observing and studying natural phenomena, computer algorithms can be extracted. In...