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Theorem validrefs-object

⊦ ¬ validrefs(str, r ' + refs, st[r -- _type] .type, st) → ¬ validrefs(str, r ' + refs, mkclasstype(`java.lang.Object' .class), st)

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

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Infos about the proof

Proved?: Yes
Interactions: 0
Proof steps: 1
Used lemmas: validrefs-sametype,
Used spec theorems:
- Used simplifier rules:
  - list/references/a