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Theorem ubifs-ro-subset

⊦ ubifs-cons(fs, ri, ro, fi, fo, log) ∧ key ∈ ro → key ∈ ri

Type: A user defined theorem
Validity: The proof is valid.
Features: ss, lss,
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: 2
Used lemmas: log-cons, ri-closed, ri-cons, ubifs-cons,
Used spec theorems:
- Used simplifier rules:
  - set-basic/node-index/sub-in
  - set-basic/node-index/ne-01
  - store+set/node-index/Dom