| true, ∀ i0, j. i→n(i0) < i→n(i) → true → abs(mkDecimal(i0, j)) = mkDecimal(abs(i0), j) ⊦ abs(mkDecimal(i, j)) = mkDecimal(abs(i), j) |
∀ i0, j. i→n(i0) < i→n(i) → true → abs(mkDecimal(i0, j)) = mkDecimal(abs(i0), j) ⊦ abs(mkDecimal(i, j)) = mkDecimal(abs(i), j)