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Theorem dlls-last-fold-tail

x ≠ [] ⊦ (lst => mknode(lst0, x.last, nxt) * dlls(hd, lst0, prv, lst, x.butlast) * hP)(h) → (dlls(hd, lst, prv, nxt, x) * hP)(h)

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

View the proof

Infos about the proof

Proved?: Yes
Interactions: 2
Proof steps: 8
Used lemmas: dlls-last-base, dlls-last-rec,
Used spec theorems:
- Used simplifier rules: