| ∃ i0, j0. gcd(abs(i), abs(j)) = abs(i) * i0 + abs(j) * j0 ⊦ abs(i) < abs(j), ∃ i0, j0. gcd(abs(i), abs(j)) = i * i0 + j * j0 |
gcd(abs(i), abs(j)) = abs(i) * i0 + abs(j) * j0, abs(j) ≤ abs(i) ⊦ ∃ i0, j0. gcd(abs(i), abs(j)) = i * i0 + j * j0
Used simplifier rules: lels: ⊦ ¬ i < j ↔ j ≤ i; from specification int-abs