A note on the road-coloring conjecture (Q2713622)

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A note on the road-coloring conjecture
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    10 June 2001
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    road-coloring conjecture
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    directed graphs
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    A note on the road-coloring conjecture (English)
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    This paper contains some results related to the road-coloring conjecture of Alder, Goodwyn, and Weiss. Using probabilistic methods, it is shown that if \(\delta =\Omega (\log n)\), then the road-coloring conjecture is true for almost every strongly connected aperiodic directed graph on \(n\) vertices of outdegree \(\delta \). An \(O(n^2)\) algorithm for determining whether or not a particular road-coloring is a resolving one is also given.
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