| ∀ str, ty, st1, st. junkrefs(str, acc, ty, st1) ∧ st ⊆ st1 → junkrefs(str, acc, ty, st), junkrefs(str, r + acc, ty, st1), st ⊆ st1 ⊦ junkrefs(str, r + acc, ty, st) |
st ⊆ st1, junkrefs(str, r ' + acc, ty, st1), ∀ str, ty, st1, st. junkrefs(str, acc, ty, st1) ∧ st ⊆ st1 → junkrefs(str, acc, ty, st) ⊦ junkrefs(str, r ' + acc, ty, st)
[[CONCRETESIMPRULES : ([CSIMPSEQ : ⊦ r + refs = r ' + refs])]]