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Theorem newref-same

⊦ (∀ r. r ∈ st ↔ r ∈ st0) → newref(st) = newref(st0)

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

View the proof

Infos about the proof

Proved?: Yes
Interactions: 14
Proof steps: 28
Used lemmas: maxref-ok, maxref-empty, newref-fun,
Used spec theorems:
- reference/totality
Used simplifier rules:
- oelem/references/ls-le
- reference/irreflexivity
- reference/transitivity
- reference/sls