At:
div rem unique
1
1
2
2
1
1
1
1.
a:
2.
n: 

3.
q:
4.
r:
5.
a = q
n+r
6.
|r| < |n|
7.
r < 0 
a < 0
8.
r > 0 
a > 0
9.
q':
10.
r':
11.
a = q'
n+r'
12.
(q-q')
n = r'-r
13.
q = q'
14.
x: 

15.
q-q' = x


|n|
|x
n|
By:
Lemmaize []
Generated subgoal:
1 | 1. n:    2. x:    |n| |x n| | 4 steps |
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