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Theorem getint-pos

⊦ 0 < mkDecimal(i, j).int ↔ 0 < i

Type: A user defined theorem
Validity: The proof is valid.
Features: simp, localsimp,
Comment:
Used by: getint-pos-01,
Used by units in proved state: decimal-simple-ops,
Proof exists?: Yes

View the proof

Infos about the proof

Proved?: Yes
Interactions: 4
Proof steps: 7
Used lemmas: intvalue-base, intvalue-zero, intvalue-rec,
Used spec theorems:
- Used simplifier rules: