minimum feedback arc set造句

例句与造句

1. Sometimes it is desirable to drop as few edges as possible, obtaining a "'minimum feedback arc set "', or dually a "'maximum acyclic subgraph " '.
2. Removing one edge suffices in a simple cycle, but in general figuring out the minimum number of edges to remove is an NP-hard problem called the minimum feedback arc set or maximum acyclic subgraph problem.
3. It's difficult to find minimum feedback arc set in a sentence. 用minimum feedback arc set造句挺难的