SOLVED: Consider a DFS-based algorithm that checks whether a given directed graph G = (V, E) is a DAG: The algorithm first runs a DFS and assigns φ(v) = n − N [v] 1 (where N [v] denotes the DFS number of v) to each v ∈ V ; it then checks for each edge (u, v) whether φ(u) φ(v)

DFS (Depth First Search) Algorithm in Artificial Intelligence

Using the DFS method, construct a spanning tree for each graph ... | Filo

sfdfsv v fsv