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Theorem infapp-to-eqadd

⊦ # x ≤ n → (x + nf).take(# x + n) = x + nf.take(n)

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

View the proof

Infos about the proof

Proved?: Yes
Interactions: 0
Proof steps: 2
Used lemmas: infapp-to-ge-01,
Used spec theorems:
- Used simplifier rules:
  - list/a
  - list/len-01
  - nat-basic/c
  - nat-basic/a