| m + n < m0 + n, m < m0, n < n0 ⊦ m0 = 0, n0 = 0, m + n < m0 + n0 |
m0 + n < m0 + n0, m + n < m0 + n, m < m0, n < n0 ⊦ m0 = 0, n0 = 0, m + n < m0 + n0
Used simplifier rules: l: ⊦ m + n < m + n0 ↔ n < n0;%a: ⊦ (m + n0) + n1 = m + n0 + n1;%c: ⊦ m + n = n + m; Used formulas: m0 + n < m0 + n0