| lpf0 ≠ LP_GROUP_NODES, lpf1 ≠ LP_GROUP_NODES, n < # lpt ⊦ lpt[n] = mklp(m0, m1, lpf0, m2) → gc-heap(lpt[n, mklp(n0, n1, lpf1, n2)], nx) = gc-heap(lpt, nx) |
lpt[n] = mklp(m0, m1, lpf0, m2), n < # lpt ⊦ gc-heap(lpt[n, mklp(n0, n1, lpf1, n2)], nx) = gc-heap(lpt, nx), lpf0 = LP_GROUP_NODES, lpf1 = LP_GROUP_NODES