| 2 * m0 = m * n ⊦ odd(n), 2 * n / 2 = n, ∃ m0. 2 * m0 = m |
2 * m0 = m * 2 * m1 ⊦ ∃ m. 2 * m = 2 * m1, ∃ m0. 2 * m0 = m
Used simplifier rules: pot2-even-02: ⊦ n / 2 * 2 = n ↔ even(n);%Even: ⊦ even(n) ↔ (∃ m. m + m = n);%oe: ⊦ ¬ odd(n) ↔ even(n);%mult-c: ⊦ m * n = n * m; from specification nat-mult%mult-a: ⊦ m0 * m * n = (m0 * m) * n; from specification nat-mult%c: ⊦ m + n = n + m; from specification nat-basic2%a: ⊦ (m + n0) + n1 = m + n0 + n1; from specification nat-basic2%two-02: ⊦ m + m = 2 * m; from specification nat-mult