| sk .fs = mkfs(class0, ty, fieldvar), is_indexkey(sk), ∀ r, str, class, st. r = jvmref ∨ (junkref(str, r, addclass(class, fis0, st)) ↔ junkref(str, r, st)) ⊦ r = jvmref, junkref(str, r, addclass(class, fis0, st)) ↔ junkref(str, r, st) |
[[CONCRETESIMPRULES : ()], [EXTRATERMS : (r, str, class, st)]]