Lemma 4.2 (0636)
This historical source tag has no accepted author-source occurrence binding. Its original registry entry is preserved; no statement or proof has been inferred.
Original source: arXiv:0705.0102v2
This historical source tag has no accepted author-source occurrence binding. Its original registry entry is preserved; no statement or proof has been inferred.
Original source: arXiv:0705.0102v2