| ¬ (is_fskey(fv .1) ∧ fv .1 .fs .class ≠ class), ∀ r, str, class, st. r = jvmref ∨ (junkref(str, r, addclass(class, fis0, st)) ↔ junkref(str, r, st)) ⊦ r = jvmref, junkref(str, r, addclass(class, fv ' + fis0, st)) ↔ junkref(str, r, st) |
∀ r, str, class, st. r = jvmref ∨ (junkref(str, r, addclass(class, fis0, st)) ↔ junkref(str, r, st)) ⊦ r = jvmref, junkref(str, r, addclass(class, fv ' + fis0, st)) ↔ junkref(str, r, st), ¬ is_indexkey(fv .1) ∧ fv .1 .fs .class ≠ class
[[CONCRETESIMPRULES : ([CSIMPSEQ : ⊦ ¬ is_fskey(sk) ↔ is_indexkey(sk)])]]