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Theorem zero-gr-add

⊦ 0 < j → (0 < i * j + j ↔ 0 ≤ i)

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

View the proof

Infos about the proof

Proved?: Yes
Interactions: 2
Proof steps: 4
Used lemmas: zero-gr-case, succ-lsplit,
Used spec theorems:
- Used simplifier rules: