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.
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.
This work is licensed under a Creative Commons Attribution-NonCommercial 4.0 International License.
Copyright (c) 2014 Journal of Basic & Applied Sciences