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Theorem ocs-put-01

⊦ x[m] ≠ a ∧ a ≠ b ∧ m < # x → #oc(a, x[m, b]) = #oc(a, x)

Type: A user defined theorem
Validity: The proof is valid.
Features: simp, localsimp,
Comment:
Used by: ocs-sw, perm-put-del1,
Used by units in proved state:
Proof exists?: Yes

View the proof

Infos about the proof

Proved?: Yes
Interactions: 3
Proof steps: 16
Used lemmas: one-01, oc-n, one, ocappend,
Used spec theorems:
- list-del/get-rec
Used simplifier rules: