2015/06/04 by Henke, Ellen
#FOS: Mathematics #Group Theory (math.GR)
paper · doi:10.48550/arxiv.1506.01459
We show that the product of two partial normal subgroups of a locality (in the sense of Chermak) is again a partial normal subgroup. This generalizes a theorem of Chermak and fits into the context of building a local theory of localities.