... network design problem and their inter-relationships 3.4 Heuristic Algorithms Although any network design algorithm can be said to be heuristic (since none guarantee the optimal answer), the ... using Heuristic and Genetic Algorithms 41 process Thus, genetic algorithms present a unique and distinctly different approach to the problem, and are described in the next section There are many heuristic ... requirements might present difficulties for heuristic methods Indeed, every new requirement many force a re-thinking of the reasoning in support of the heuristic method However, such changes are...