| lpt[n3] = mklp(m2, m4, lpf1, m5), gstore[n3] = groupblock(gndx, lax, m2), lpt[n] = mklp(n0, n1, lpf, n2), lpt[n, mklp(m, m0, lpf0, m1)][n3] = mklp(m3, m6, lpf2, m7), lpf2 = LP_GROUP_NODES, n3 < # lpt, n3 ∈ gstore, ¬ n3 ∈ ginval → abs-leb(avol[n3], groupblock(gndx, lax, m2), mklp(m2, m4, lpf1, m5)), ∀ n3. (n3 < # lpt ∧ lpt[n, mklp(m, m0, lpf0, m1)][n3].flags = LP_GROUP_NODES ↔ n3 ∈ gstore) ∧ (n3 ∈ gstore ∧ ¬ n3 ∈ ginval → abs-leb(avol[n3], gstore[n3], lpt[n3])) ∧ (n3 ∈ gstore → lpt[n3].ref-size = gstore[n3].ref-size) ⊦ lpf = LP_GROUP_NODES, lpf0 = LP_GROUP_NODES, lpf1 = LP_GROUP_NODES |
lpt[n, mklp(m, m0, lpf0, m1)][n3] = mklp(m3, m6, LP_GROUP_NODES, m7), lpt[n] = mklp(n0, n1, lpf, n2), gstore[n3] = groupblock(gndx, lax, m2), lpt[n3] = mklp(m2, m4, lpf1, m5), n3 < # lpt, n3 ∈ gstore, ¬ n3 ∈ ginval → abs-leb(avol[n3], groupblock(gndx, lax, m2), mklp(m2, m4, lpf1, m5)), ∀ n3. (n3 < # lpt ∧ lpt[n, mklp(m, m0, lpf0, m1)][n3].flags = LP_GROUP_NODES ↔ n3 ∈ gstore) ∧ (n3 ∈ gstore ∧ ¬ n3 ∈ ginval → abs-leb(avol[n3], gstore[n3], lpt[n3])) ∧ (n3 ∈ gstore → lpt[n3].ref-size = gstore[n3].ref-size) ⊦ lpf = LP_GROUP_NODES, lpf0 = LP_GROUP_NODES, lpf1 = LP_GROUP_NODES