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st_reachability_directed (316B)


      1 # Directed st-reachability
      2 
      3 Given a [directed_graph] and two [vertices] s and t, decide if there is a [directed_path] from s to t
      4 
      5 [NL_complete]
      6 
      7 Up: [st_reachability] on [directed_graphs]
      8 
      9 Aliases: Directed st-reachability, st connectivity directed, directed st connectivity
     10 
     11 See also: [undirected_st-reachability]