Robuta

https://elibrary.petrsu.ru/dc/75728
fixed pointsfuzzycontractivemappings
https://vaseljena.ues.rs.ba/handle/123456789/770
In this paper we introduce the notion of a F - cone metric space. Furthermore we define and study contractive bounded linear operators on complete F - normed...
linear operatorscontractiveapplicationsfcone