| # lpt0 = # lpt1, lpt0[n0].flags = LP_GROUP_NODES, lpt1[n0] = mklp(m, m0, lpf, m1), lpf = LP_GROUP_NODES, n0 < # lpt1, ∀ n. n < # lpt1 ∧ lpt0[n].flags = LP_GROUP_NODES ∧ lpt1[n].flags = LP_GROUP_NODES ∧ ¬ n ∈ nx → lpt1[n].size = lpt0[n].size ⊦ m0 = lpt0[n0].size, n0 = n, n0 ∈ nx |
# lpt0 = # lpt1, lpt0[n0].flags = LP_GROUP_NODES, lpt1[n0] = mklp(m, m0, LP_GROUP_NODES, m1), n0 < # lpt1, ∀ n. n < # lpt1 ∧ lpt0[n].flags = LP_GROUP_NODES ∧ lpt1[n].flags = LP_GROUP_NODES ∧ ¬ n ∈ nx → lpt1[n].size = lpt0[n].size ⊦ m0 = lpt0[n0].size, n0 = n, n0 ∈ nx