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Theorem fids-str

⊦ fid ∈ sdt[str].fids ∧ str ∈ sdt → fid ∈ sdt.fids

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

View the proof

Infos about the proof

Proved?: Yes
Interactions: 2
Proof steps: 6
Used lemmas: fids-strpath, fids-in,
Used spec theorems:
- Used simplifier rules: