Abstract
In this paper we present an optimal algorithm to solve the all-pairs shortest path problem on permutation graphs with n vertices and m edges which runs in O(n 2) time. Using this algorithm, the average distance of a permutation graph can also be computed in O(n 2) time.
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Mondal, S., Pal, M. & Pal, T.K. An Optimal Algorithm to Solve the All-Pairs Shortest Paths Problem on Permutation Graphs. Journal of Mathematical Modelling and Algorithms 2, 57–65 (2003). https://doi.org/10.1023/A:1023695531209
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DOI: https://doi.org/10.1023/A:1023695531209