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CORR
2007
Springer
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13 years 11 months ago
Exact Cover with light
We suggest a new, unconventional, way for solving the YES/NO version of the Exact Cover problem by using the massive parallelism of light. The idea is to build a device which can ...
Mihai Oltean, Oana Muntean
JCT
2008
138views more  JCT 2008»
13 years 11 months ago
There exists no Steiner system S(4, 5, 17)
If a Steiner system S(4, 5, 17) exists, it would contain derived S(3, 4, 16) designs. By relying on a recent classification of the S(3, 4, 16), an exhaustive computer search for S...
Patric R. J. Östergård, Olli Pottonen