A dual of the compression-expansion fixed point theorems

作者：Avery Richard^*; Henderson Johnny; O'Regan Donal

来源：Fixed Point Theory and Applications, 2007, 2007(1): 90715.

DOI：10.1155/2007/90715

This paper presents a dual of the fixed point theorems of compression and expansion of functional type as well as the original Leggett-Williams fixed point theorem. The multi-valued situation is also discussed.

• 出版日期2007