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Theorem square-pos-01

⊦ mkDecimal(0, 0) < dec * dec ↔ dec ≠ mkDecimal(0, 0)

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

View the proof

Infos about the proof

Proved?: Yes
Interactions: 3
Proof steps: 6
Used lemmas: le-def, mult-def-any, ls-not, ls-zero, mult-c, mult-a, mult-zero-01,
Used spec theorems:
- Used simplifier rules: