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Theorem onels-neqzero

⊦ ⌜1⌝ < n∞ ↔ ¬ ¬(n∞ ≠ ⌜0⌝ ∧ n∞ ≠ ⌜1⌝ )

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

View the proof

Infos about the proof

Proved?: Yes
Interactions: 1
Proof steps: 1
Used lemmas: less-fin, less-inf2,
Used spec theorems:
- Used simplifier rules: