Bermond conjectured that if G is Hamilton cycle decomposable, then L(G), the line graph of G, is Hamilton cycle decomposable. In this paper, we construct a perfect set of Euler tours for the complete tripartite graph Kp,p,p for any prime p and hence prove Bermond’s conjecture for G = Kp,p,p.
@article{bwmeta1.element.doi-10_7151_dmgt_1889,
author = {T. Govindan and A. Muthusamy},
title = {Perfect Set of Euler Tours of Kp,p,p},
journal = {Discussiones Mathematicae Graph Theory},
volume = {36},
year = {2016},
pages = {783-796},
zbl = {1350.05136},
language = {en},
url = {http://dml.mathdoc.fr/item/bwmeta1.element.doi-10_7151_dmgt_1889}
}
T. Govindan; A. Muthusamy. Perfect Set of Euler Tours of Kp,p,p. Discussiones Mathematicae Graph Theory, Tome 36 (2016) pp. 783-796. http://gdmltest.u-ga.fr/item/bwmeta1.element.doi-10_7151_dmgt_1889/