ESSENTIAL COMPONENT OF THE SET OF FIXED POINTS OF THE MULTIVALUED MAPPINGS AND ITS APPLICATION TO THE THEORY OF GAMES
Jiang Jiahe · Scientia Sinica · 1963
In the paper [1] we have introduced the notion of essential fixed pointsfor the multivalued mappings and have proved that every mapping can beapproximated arbitrarily closely by a mapping whose fixed points are all essential.However, it is not true that any mapping has at least one essential fixed point..