| ⊦ rk .ref = r, addobj(r, class, fis, st[rk, val]) = (addobj(r, class, fis, st)[rk, val]) |
rk = r0 -- sk ⊦ r0 = r, addobj(r, class, fis, st[rk, val]) = (addobj(r, class, fis, st)[rk, val])
[[CONCRETESIMPRULES : ([CSIMPELIM : ⊦ r = rk .ref ∧ sk = rk .key ↔ rk = r -- sk])], [EXTRATERMS : (rk, r0, sk)]]