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Theorem validref-no-obj

str0 ≠ `java.lang.Object' ⊦ ¬ is_obj(str, r, st) → (validref(str, r, mkclasstype(((* str0)) .class), st) ↔ r = jvmref)

Type: A user defined theorem
Validity: The proof is valid.
Features: simp, localsimp,
Comment:
Used by:
Used by units in proved state:
Proof exists?: Yes

View the proof

Infos about the proof

Proved?: Yes
Interactions: 1
Proof steps: 3
Used lemmas: validref-is-junk, validref-null,
Used spec theorems:
- Used simplifier rules: