Table 1

List of cases in the proof of Lemma 4.7

Case
i
j
Case
i
j

(i)
i = 1
1 ≤ j <r
(iv)
1 <i r
r j <n
(ii)
i = 1
r j <n
(v)
r <i <n
i j <n
(iii)
1 <i <r
i j <r




Bryant et al. Algorithms for Molecular Biology 2007 2:8   doi:10.1186/1748-7188-2-8