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Theorem remtau-split-list-weak

⊦ ext !(α) = ⌜el⌝ ↔ (∃ al, α0. α = ⌜al⌝ + α0 ∧ ext !(al) = el ∧ ext !(α0) = [])

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

View the proof

Infos about the proof

Proved?: Yes
Interactions: 3
Proof steps: 7
Used lemmas: finremtau-empty, remtau-append, remtau-split-list,
Used spec theorems:
- Used simplifier rules: