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Theorem leninv-less

⊦ leninv(nσ) < n∞ ↔ (∃ n. leninv(nσ) = ⌜n⌝ ∧ ⌜n⌝ < n∞)

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

View the proof

Infos about the proof

Proved?: Yes
Interactions: 3
Proof steps: 3
Used lemmas:
Used spec theorems:
- nat-inf-basic/fin-inject-embed
Used simplifier rules: