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Theorem perm-rmdup-rev

⊦ perm(x, rmdup(rev(y))) ↔ perm(x, rmdup(y))

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

View the proof

Infos about the proof

Proved?: Yes
Interactions: 5
Proof steps: 6
Used lemmas: del-01, perm-e, empty-01,
Used spec theorems:
- list-del/rmdup-del1-del
- list-del/del-rev
Used simplifier rules: