| rk ∈ st, ∀ rk, st, class. rk ∈ st → rk ∈ addclass(class, fis0, st) ⊦ rk ∈ addclass(class, (sk × val) ' + fis0, st), ¬ is_indexkey(sk) ∧ sk .fs .class ≠ class |
sk .fs = mkfs(class0, ty, fieldvar), rk ∈ st, ∀ rk, st, class. rk ∈ st → rk ∈ addclass(class, fis0, st) ⊦ rk ∈ addclass(class, (sk × val) ' + fis0, st), ¬ is_indexkey(sk) ∧ class0 ≠ class
[[CONCRETESIMPRULES : ([CSIMPELIM : ⊦ class = fs .class ∧ ty = fs .type ∧ fieldvar = fs .field ↔ fs = mkfs(class, ty, fieldvar)])], [EXTRATERMS : (sk .fs, class0, ty, fieldvar)]]