| ∃ r, ty, fieldvar. r -- mkfs(class, ty, fieldvar) ' ∈ st, ∀ r, ty, fieldvar. ¬ r -- mkfs(class, ty, fieldvar) ' ∈ st .keys ⊦ |
r -- mkfs(class, ty, fieldvar) ' ∈ st, ∀ r, ty, fieldvar. ¬ r -- mkfs(class, ty, fieldvar) ' ∈ st .keys ⊦
[[CONCRETESIMPRULES : ()]]