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Theorem append-eq-inf

⊦ ⌜nf⌝ = σ + ⌜x⌝ ↔ ⌜nf⌝ = σ

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

View the proof

Infos about the proof

Proved?: Yes
Interactions: 0
Proof steps: 1
Used lemmas: append-inf, append-assoc, neq-fin-inf-03,
Used spec theorems:
- Used simplifier rules:
  - stream-basic/inj-01