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Theorem pls-pos-01

⊦ i * j < j0 ∧ i0 ≤ i ∧ 0 ≤ j → i0 * j < j0

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

View the proof

Infos about the proof

Proved?: Yes
Interactions: 0
Proof steps: 1
Used lemmas: ls-pos, commutativity, associativity, ls-forward,
Used spec theorems:
- Used simplifier rules: