Step |
Hyp |
Ref |
Expression |
0 |
|
cack |
|
1 |
|
cc0 |
|
2 |
|
vf |
|
3 |
|
cvv |
|
4 |
|
vj |
|
5 |
|
vn |
|
6 |
|
cn0 |
|
7 |
|
citco |
|
8 |
2
|
cv |
|
9 |
8 7
|
cfv |
|
10 |
5
|
cv |
|
11 |
|
caddc |
|
12 |
|
c1 |
|
13 |
10 12 11
|
co |
|
14 |
13 9
|
cfv |
|
15 |
12 14
|
cfv |
|
16 |
5 6 15
|
cmpt |
|
17 |
2 4 3 3 16
|
cmpo |
|
18 |
|
vi |
|
19 |
18
|
cv |
|
20 |
19 1
|
wceq |
|
21 |
5 6 13
|
cmpt |
|
22 |
20 21 19
|
cif |
|
23 |
18 6 22
|
cmpt |
|
24 |
17 23 1
|
cseq |
|
25 |
0 24
|
wceq |
|