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Theorem mk-two

⊦ mklist(a, n + 2) = a ' + a ' + mklist(a, n)

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

View the proof

Infos about the proof

Proved?: Yes
Interactions: 2
Proof steps: 6
Used lemmas: mk-last, mklist-one, mk-two-01, mk-zero, mk-plus,
Used spec theorems:
- Used simplifier rules:
  - list/app
  - list/Nil
  - list/app-01
  - nat-basic2/c
  - nat-basic2/a
  - nat-basic2/succ
  - list/a