| rkv = rk × val, ∀ rkv. rkv ∈ rkvs ∨ rkv ∈ rkvs0 → validval(str, rkv .1, rkv .2, st) ⊦ (rkv ∈ rkvs → validval(str, rk, val, st)) ∧ (rkv0 ∈ rkvs0 → validval(str, rkv0 .1, rkv0 .2, st)) |
∀ rkv. rkv ∈ rkvs ∨ rkv ∈ rkvs0 → validval(str, rkv .1, rkv .2, st) ⊦ (rk × val ∈ rkvs → validval(str, rk, val, st)) ∧ (rkv0 ∈ rkvs0 → validval(str, rkv0 .1, rkv0 .2, st))
[[CONCRETESIMPRULES : ()]]