⊦ new(log, fs) ↔ (∀ adr. adr ∈ log → ¬ adr ∈ fs)
# ax0 = # ndx, adr ∈ ax1, adr ∈ fs0, ∀ adr. adr ∈ ax1 → ¬ adr ∈ fs0[ax0, ndx] ⊦
Used terms: fs0[ax0, ndx], ax1