⊦ 0 ≤ i ∧ i < j → i |%| j = i
¬(0 ≤ i ∧ i < j), 0 < j, i < j ⊦ i |%| j = (i - j) |%| j
0 ≤ i ∧ i < j, 0 < j, i < j ⊦ i = (i - j) |%| j
Used terms: j, i