A fixed point stability theorem for nonexpansive set valued mappings

Multi-valued contraction mappings

Sam B. Nadler · Pacific Journal of Mathematics · 1969 · 2.3K citations · Full text

Natural Sciences, Mathematics, Dynamical Systems +6

Topologies on spaces of subsets

Ernest Michael · Transactions of the American Mathematical Society · 1951 · 1K citations · Full text

Natural Sciences, Mathematics, Set Theory +5

Continuous dependence of fixed point sets

J.T. Markin · Proceedings of the American Mathematical Society · 1973 · 125 citations · Full text

Natural Sciences, Mathematics, Set Theory +10

Trajectory integrals of set valued functions

T. F. Bridgland · Pacific Journal of Mathematics · 1970 · 88 citations · Full text

Natural Sciences, Mathematics, Derivatives +4