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Theorem is-encoded-emptypage

⊦ ¬ is-encoded(rnd, emptypage)

Type: A user defined theorem
Validity: The proof is valid.
Features: s, ls,
Comment:
Used by: is-encoded-emptypage-append, is-encoded-emptypage-middle,
Used by units in proved state:
Proof exists?: Yes

View the proof

Infos about the proof

Proved?: Yes
Interactions: 2
Proof steps: 5
Used lemmas:
Used spec theorems:
- encoding-fixed-size-nonempty/encoding-ref-node/is-encoded-nonempty
- encoding-page-size-nonempty/encoding-ref-node/is-encoded-pagesize
Used simplifier rules:
- encoding-page-size-nonempty/encoding-ref-node/is-encoded-size
- eraseblock/emptypage-size
- nat/lels-02
- eraseblock/isempty-empbuf
- eraseblock/empbuf-eq-emptypage
- array-copy/buffer/subarray-elim