longest path is NP-hard

2010/1/11 Johan <[email protected]>

> Ok, so I know that Dijkstra can be used to solve the single-source
> shortest path problem quite efficiently. I however need to find the
> single source longest path through a graph. Can Dijkstra be used for
> this if I transform the edge lengths so that the longest edge is now
> the shortest etc etc. Does anybody have any references to work done
> which is similar to the this longest path problem?
>
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