| i % 10 = 0 ∧ i ≠ 0, i % 10 = 0, ∀ i0, j. i→n(i0) < i→n(i) → true → mkDecimal(i0, j).scale = max(0, abs(j) - maxScale(i0)) ⊦ j = 0, i = 0, mkDecimal(i / 10, abs(j) - 1).scale = max(0, abs(j) - maxScale(i / 10) + 1) |
i % 10 = 0, ∀ i0, j. i→n(i0) < i→n(i) → true → mkDecimal(i0, j).scale = max(0, abs(j) - maxScale(i0)) ⊦ i = 0, mkDecimal(i / 10, abs(j) - 1).scale = max(0, abs(j) - maxScale(i / 10) + 1), j = 0