We choose arbitrarily any vertex u in M, remove the incoming edges of
u, and add the outgoing edges of u to the set I obtaining a new set of edges
I1.
The procedures used to impose RTL are therefore illustrative of how
administrative authorities can arbitrarily make detention decisions because
the RTL provides an excellent opportunity for officials to conduct their
investigations without troubling themselves with accountability or
procedure.
For this reason, it is desirable that the transcripts examined
comprise complete discussions-or at least that no part be arbitrarily
excluded.