Some fixed point theorems in [3,Δ,2]-metric spaces

Abstract

In this article we prove the existence and uniqueness of fixed points for self-mappings on [3,Δ,2]-metric spaces related to a nondecreasing map ϕ : [0,∞) → [0,∞) such that limn→∞ ϕn(t) = 0 for all t ∈ (0,∞).