| ∀ r, sk, st, r0, class1. r -- sk ∈ st ∧ r ∈ st → r -- sk ∈ addobj(r0, class1, fis0, st) ⊦ r -- sk ∈ st ∧ r ∈ st → r -- sk ∈ addobj(r0, class1, fv + fis0, st) |
r -- sk ∈ st, r ∈ st, ∀ r, sk, st, r0, class1. r -- sk ∈ st ∧ r ∈ st → r -- sk ∈ addobj(r0, class1, fis0, st) ⊦ r -- sk ∈ addobj(r0, class1, fv ' + fis0, st)
[[CONCRETESIMPRULES : ([CSIMPSEQ : ⊦ fv + fis = fv ' + fis])]]