| r = r0 ∨ r ∈ addobj(r0, class1, fis0, st), ∀ r, r0, class1, st. r ∈ addobj(r0, class1, fis0, st) ↔ r = r0 ∨ r ∈ st ⊦ r = r0 ∨ r ∈ st |
r ∈ addobj(r0, class1, fis0, st), ∀ r, r0, class1, st. r ∈ addobj(r0, class1, fis0, st) ↔ r = r0 ∨ r ∈ st ⊦ r = r0, r ∈ st
[[CONCRETESIMPRULES : ()]]