adjacent edge set structure的用法和样例：
- A fastening device consisting of parallel rows of metal, plastic, or nylon teeth on adjacent edges of an opening that are interlocked by a sliding tab.
- The edge ranking problem can be defined analogously except that the mapping f is now from the edge set to the set of all nature numbers.
- This rigid, set structure, named after its hairpin like shape was found within Plane Couette flow.
- The solution quality and efficiency of heuristic algorithms can be improved through establishing reference optimization edge set used by local search algorithms.