A.j. Cook

What is the shortest possible route for a traveling salesman seeking to visit each city on a list exactly once and return to his city of origin? It sounds simple enough, yet the traveling salesman problem is one of the most intensely studied puzzles in applied mathematics–and it has defied solution to this day.

NOTES AND INTRODUCTION EDITED BY CAPTAIN W.J.L. WHARTON R.N. F.R.S.

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