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Theorem nonnullrefs-one-no

⊦ ¬ is_referencevalue(val) ∨ val .refval = jvmref → val ' .nonnullrefs = []

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

View the proof

Infos about the proof

Proved?: Yes
Interactions: 1
Proof steps: 2
Used lemmas: nonnullrefs-empty, nonnullrefs-no,
Used spec theorems:
- Used simplifier rules:
  - list/javavalues/app
  - list/javavalues/a