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Proof step 6 from proof mkDecimal-rec (previous step)

i % 10 = 0 ∧ j ≠ 0 ∧ i ≠ 0, i % 10 = 0 ⊦ j = 0, mkDecimal(i / 10, abs(j) - 1).int = mkDecimal(i / 10, abs(j) - 1).int ∧ mkDecimal(i, j).scale = mkDecimal(i / 10, abs(j) - 1).scale

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 7:
i % 10 = 0 ⊦ i = 0, j = 0, mkDecimal(i, j).scale = mkDecimal(i / 10, abs(j) - 1).scale

Proof step 6 from proof mkDecimal-rec (previous step)

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Rule argument

Additional information