147     return P_;  in partition()
186     StateComparator<A> comp(fst, P_, StateComparator<A>::kCompareFinal);  in PrePartition()
190     StateId class_id = P_.AddClass();  in PrePartition()
191     P_.Add(siter.Value(), class_id);  in PrePartition()
198         class_id = P_.AddClass();  in PrePartition()
199         P_.Add(s, class_id);  in PrePartition()
203         P_.Add(s, it->second);  in PrePartition()
208     VLOG(5) << "Initial Partition: " << P_.num_classes();  in PrePartition()
221     P_.Initialize(Tr_.NumStates() - 1);  in Initialize()
227     ArcIterCompare comp(P_);  in Initialize()
235     for (PartitionIterator<StateId> siter(P_, C);  in Split()
257         P_.FinalizeSplit(&L_);  in Split()
259       StateId from_class = P_.class_id(from_state);  in Split()
260       if (P_.class_size(from_class) > 1)  in Split()
261         P_.SplitOn(from_state);  in Split()
270     P_.FinalizeSplit(&L_);  in Split()
288   Partition<StateId> P_;