Abstract
The aim of this paper is to generalize celebrated results due to Boyd and Wong [2] and Matkowski [9] and also to provide yet new solutions to the once open problem on the existence of a contractive mapping which possesses a fixed point but is not continuous at the fixed point. Besides continuous mappings our results also apply to discontinuous mappings which include threshold operations that are integral part of many a phenomena.
Original language | English |
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Pages (from-to) | 3501-3506 |
Number of pages | 6 |
Journal | Filomat |
Volume | 31 |
Issue number | 11 |
DOIs | |
Publication status | Published - 2017 |
Externally published | Yes |
Keywords
- Contractive condition
- Fixed point
- K-continuity
- Non-expansive mapping
- Threshold operation
- Upper semi-continuous
ASJC Scopus subject areas
- General Mathematics