The metric dimension is a key invariant in graph theory that encapsulates the minimal number of reference points, or “resolving sets”, required to uniquely determine the position of each vertex within ...
Carpathian Journal of Mathematics, Vol. 30, No. 2 (2014), pp. 129-137 (9 pages) Hassen, Abbas and Vetro [H. Aydi, M. Abbas and Vetro, Partial Hausdorff metric and Nailer's fixed point theorem on ...
In this paper, a new type of graph contractive multi-valued mappings in a metric space with a directed graph is introduced and studied. A common fixed point theorem of those two multi-valued mappings ...
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