| sk ∈ statfields(class) ⊦ validstatfield(str, sk, st[_mode, val]) ↔ validstatfield(str, sk, st) |
⊦ validstatfield(str, sk, st) ↔ is_fskey(sk) ∧ sk ∈ statfields(sk .fs .class) ∧ tdname∃(str, sk .fs .class) ∧ (initdone(sk .fs .class, st) → validfield(str, jvmref, sk, st))
sk ∈ statfields(class) ⊦ is_fskey(sk) ∧ sk ∈ statfields(sk .fs .class) ∧ tdname∃(str, sk .fs .class) ∧ (initdone(sk .fs .class, st[_mode, val]) → validfield(str, jvmref, sk, st[_mode, val])) ↔ validstatfield(str, sk, st)
[[CONCRETESIMPRULES : ()], [EXTRATERMS : (st[_mode, val], sk, str)]]