Irregular convex sets with fixed-point property for nonexpansive mappings

Instytut Matematyczny Polskiej Akademii Nauk / Institute of Mathematics / Publishing house / Journals and Serials / Colloquium Mathematicum / All issues

K. Goebel, T. Kuczumow Colloquium Mathematicum 40 (1979), 259-264 DOI: 10.4064/cm-40-2-259-264