| initdone(sk .fs .class, st), initdone(sk .fs .class, st0), st ⊆ st0, validstatfield(str, sk, st) ⊦ validstatfield(str, sk, st0) |
sk .fs = mkfs(class, ty, fieldvar), initdone(class, st), initdone(class, st0), st ⊆ st0, validstatfield(str, sk, st) ⊦ validstatfield(str, sk, st0)
[[CONCRETESIMPRULES : ([CSIMPELIM : ⊦ class = fs .class ∧ ty = fs .type ∧ fieldvar = fs .field ↔ fs = mkfs(class, ty, fieldvar)])], [EXTRATERMS : (sk .fs, class, ty, fieldvar)]]