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Theorem dll-trav-next

hd0 ≠ nxt ⊦ (dll-trav(prv, hd, lst, cur, hd0, lst0, nxt, x) * hP)(h) ∧ h(hd0) = mknode(cur, a, r1) → (dll-trav(prv, hd, cur, hd0, r1, lst0, nxt, x) * hP)(h)

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

View the proof

Infos about the proof

Proved?: Yes
Interactions: 8
Proof steps: 19
Used lemmas: dlls-unfold-tail, dlls-last-head-null, ll-trav-nonnull, dlls-last-rec, dlls-last-base, dll-trav-null,
Used spec theorems:
- Used simplifier rules: