| instore(jvmref, class, fv ' + fis0, st), ∀ class, st. ¬ instore(jvmref, class, fis0, st) ⊦ |
⊦ instore(r, class, fv ' + fis, st) ↔ (r -- fv .1) × fv .2 ∈ st ∧ instore(r, class, fis, st)
(jvmref -- fv .1) × fv .2 ∈ st ∧ instore(jvmref, class, fis0, st), ∀ class, st. ¬ instore(jvmref, class, fis0, st) ⊦
[[CONCRETESIMPRULES : ()], [EXTRATERMS : (st, fis0, fv, class, jvmref)]]