A new version of the Hahn Banach theorem in b-Banach spaces
1. A new version of the Hahn Banach theorem in b-Banach spaces

Vahid Parvaneh; Mohammad Reza Haddadi; Hossein Alaeidizaji

Articles in Press, Accepted Manuscript, Available Online from 15 July 2021

http://dx.doi.org/10.30495/maca.2021.1929965.1011

Abstract
  In this paper, we introduce the notion of b-Banach spaces and we present some examples. Also, we give an important extension of the Hahn-Banach theorem in a $b$-Banach space with an ...  Read More
On various types of compatible Jungck--Rhoades pairs of mappings in C*-algebra valued metric spaces
2. On various types of compatible Jungck--Rhoades pairs of mappings in C*-algebra valued metric spaces

Nicola Fabiano; Ljiljana Paunovic; Parveen Kumar

Articles in Press, Accepted Manuscript, Available Online from 15 July 2021

http://dx.doi.org/10.30495/maca.2021.1932335.1014

Abstract
  In this paper, among other things, we have established four different types of compatible mappings that work in the context of C*-algebra valued metric spaces. The obtained ...  Read More