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Theorem mk-rest

⊦ n ≠ 0 → mklist(a, n).rest = mklist(a, n -1)

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

View the proof

Infos about the proof

Proved?: Yes
Interactions: 0
Proof steps: 2
Used lemmas: mk-last, mklist-one, mk-plus,
Used spec theorems:
- Used simplifier rules:
  - nat/pred-03
  - nat-basic2/oz
  - nat-basic2/a
  - nat-basic2/c
  - list/a
  - list/c-07
  - nat/elim-pred-c