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Theorem remtau-split-list-inf

⊦ el ≠ [] → (ext !(⌜af⌝ ) = ⌜el⌝ ↔ (∃ al, af0. ⌜af⌝ = ⌜al⌝ + ⌜af0⌝ ∧ al ≠ [] ∧ ext !(al) = el ∧ Some(el.last) = ext(al.last) ∧ ext !(⌜af0⌝ ) = []))

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

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Infos about the proof

Proved?: Yes
Interactions: 3
Proof steps: 10
Used lemmas: remtau-split-list,
Used spec theorems:
- Used simplifier rules: