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Theorem dentrynode-closed

⊦ node-closed(dentrynode(key, ino), ri, fs, ro) ↔ inodekey(key.ino) ∈ ri ∧ ¬ inodekey(key.ino) ∈ ro ∧ fs[ri[inodekey(key.ino)]].directory ∧ inodekey(ino) ∈ ri ∧ ¬ inodekey(ino) ∈ ro

Type: A user defined theorem
Validity: The proof is valid.
Features: s, ls,
Comment:
Used by: ubifs-parent-dir, ubifs-parent-in,
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: node-closed,
Used spec theorems:
- Used simplifier rules: