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arxiv: math/0702354 · v1 · submitted 2007-02-13 · 🧮 math.CO

Highly connected monochromatic subgraphs of multicoloured graphs

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keywords asymptoticallybollobascolourcolouringscompleteconnectedconsideredges
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We consider the following question of Bollobas: given an r-colouring of the edges of the complete graph on n vertices, how large a k-connected subgraph can we find using only one colour? We solve this problem asymptotically when r-1 is a prime power, and exactly for 2- and 3-colourings.

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