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Theorem pred-rmerge

⊦ i * j - i = i * (j - 1)

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

View the proof

Infos about the proof

Proved?: Yes
Interactions: 0
Proof steps: 2
Used lemmas: commutativity, associativity, one, eq-dist,
Used spec theorems:
- Used simplifier rules: