A Weak form of Hadwiger's Conjecture
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Keywords

 Graph theory, graph colouring, graph minors, Hadwiger's conjecture

How to Cite

Dominic van der Zypen. (2014). A Weak form of Hadwiger’s Conjecture. Journal of Basic & Applied Sciences, 10, 170–172. https://doi.org/10.6000/1927-5129.2014.10.23

Abstract

We introduce the following weak version of Hadwiger's conjecture: If G is a graph and is a cardinal such that there is no coloring map c:G, then K is a minor of G. We prove that this statement is true for graphs with infinite chromatic number.

https://doi.org/10.6000/1927-5129.2014.10.23
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References

Robertson N, Paul SD, Thomas R, Excluding subdivisions of infinite cliques. Trans Am Math Soc 1992; 332(1): 211-23.

Hugo Hadwiger, ber eine Klassifikation der Streckenkomplexe. Vierteljschr Naturforsch Ges Zrich 1943; 88: 133-43.

Dominic van der Zypen, Hadwiger's conjecture for graphs with infinite chromatic number. Advancement and Development in Mathematical Sciences 2013; 4(1&2): 1-4.

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