International Journal of Mathematics and Mathematical Sciences
Volume 20 (1997), Issue 4, Pages 745-747
doi:10.1155/S0161171297001026

Hamiltonian-connected graphs and their strong closures

Pak-Ken Wong

Department of Mathematics and Computer Science, Seton Hall University, South Orange 07079, NJ, USA

Abstract

Let G be a simple graph of order at least three. We show that G is Hamiltonian-connected if and only if its strong closure is Hamiltonian-connected. We also give an efficient algorithm to compute the strong closure of G.