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Theorem restrict-t-b-empty-expand-loc

⊦ (h | t) | false = [] ↔ (∀ l. ((h | l) | t) | false = [])

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

View the proof

Infos about the proof

Proved?: Yes
Interactions: 5
Proof steps: 17
Used lemmas: restrict-vp, restrict-thread, restrict-loc,
Used spec theorems:
- list/some-element
Used simplifier rules:
- filter-count/filter-in