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Proyecciones (Antofagasta)
versión impresa ISSN 0716-0917
Proyecciones (Antofagasta) vol.39 no.1 Antofagasta feb. 2020
http://dx.doi.org/10.22199/issn.0717-6279-2020-01-0005
Artículos
Some hyperstability results for a Cauchy-Jensen type functional equation in 2-Banach spaces
1 University Abdelmalek Essaadi, Polydisciplinary Faculty of Larache, MAE2D laboratort, Larache, Morocco e-mail: khaledsayar@gmail.com
2 University Abdelmalek Essaadi, Polydisciplinary Faculty of Larache, MAE2D laboratort, Larache, Morocco e-mail: bergamamal11@gmail.com
In this paper, we investigate some stability and hyperstability results for the following Cauchy-Jensen functional equation
in 2-Banach spaces by using Brzdȩk’s fixed point approach.
Keywords: Stability; Hyperstability; 2-Banach space; Cauchy-Jensen functional equation
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Received: December 2018; Accepted: March 2019