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Theorem cons-eq-inf

⊦ ⌜nf⌝ = a0 + σ ↔ nf(0) = a0 ∧ ⌜λ n. nf(n + 1)⌝ = 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: 2
Proof steps: 8
Used lemmas: append-fininf, append-assoc, neq-fin-inf-03, cons-append,
Used spec theorems:
- Used simplifier rules: