The common fixed point set of commuting nonexpansive mappings in Cartesian products of separable spaces
Tadeusz Kuczumow, Małgorzata Michalska · Banach Center Publications · 2007
In this note we derive a theorem about the common fixed point set of commuting nonexpansive mappings defined in Cartesian products of separable spaces. The proof is based on a method due to R. E. Bruck.