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Theorem productok-rextempty

⊦ rext !(ral) = [] ∧ Πok(lext, rext, lren, rren) → Π(lext, rext, lren, rren) !(ral.map(rren)) = []

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

View the proof

Infos about the proof

Proved?: Yes
Interactions: 2
Proof steps: 5
Used lemmas:
Used spec theorems:
- remtau/finremtau-empty-equiv
Used simplifier rules: