A Dual of the Compression-Expansion Fixed Point Theorems
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.
Main Authors: | , , |
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Format: | Article |
Language: | English |
Published: |
SpringerOpen
2007-11-01
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Series: | Fixed Point Theory and Applications |
Online Access: | http://dx.doi.org/10.1155/2007/90715 |