| gc-heap(lpt2, nx, # lpt) = keyset(gch), bin-heap-inv(gch, lpt), id-idx(lpt2, lpt) ⊦ gc-heap(lpt2, nx) = keyset(gch) |
⊦ gc-heap(lpt, nx) = gc-heap(lpt, nx, # lpt)
gc-heap(lpt2, nx, # lpt) = keyset(gch), bin-heap-inv(gch, lpt), id-idx(lpt2, lpt) ⊦ gc-heap(lpt2, nx, # lpt2) = keyset(gch)
Used terms: nx, lpt2