| ∀ st, rkvs0. st[rkvs1 + rkvs0] = (st[rkvs1][rkvs0]) ⊦ (st[rkv .1, rkv .2][rkvs1 + rkvs0]) = (st[rkv .1, rkv .2][rkvs1][rkvs0]) |
rkv = rk × val, ∀ st, rkvs0. st[rkvs1 + rkvs0] = (st[rkvs1][rkvs0]) ⊦ (st[rk, val][rkvs1 + rkvs0]) = (st[rk, val][rkvs1][rkvs0])
[[CONCRETESIMPRULES : ([CSIMPELIM : ⊦ rk = rkv .1 ∧ val = rkv .2 ↔ rkv = rk × val])], [EXTRATERMS : (rkv, rk, val)]]