Step |
Hyp |
Ref |
Expression |
0 |
|
ccofu |
|
1 |
|
vg |
|
2 |
|
cvv |
|
3 |
|
vf |
|
4 |
|
c1st |
|
5 |
1
|
cv |
|
6 |
5 4
|
cfv |
|
7 |
3
|
cv |
|
8 |
7 4
|
cfv |
|
9 |
6 8
|
ccom |
|
10 |
|
vx |
|
11 |
|
c2nd |
|
12 |
7 11
|
cfv |
|
13 |
12
|
cdm |
|
14 |
13
|
cdm |
|
15 |
|
vy |
|
16 |
10
|
cv |
|
17 |
16 8
|
cfv |
|
18 |
5 11
|
cfv |
|
19 |
15
|
cv |
|
20 |
19 8
|
cfv |
|
21 |
17 20 18
|
co |
|
22 |
16 19 12
|
co |
|
23 |
21 22
|
ccom |
|
24 |
10 15 14 14 23
|
cmpo |
|
25 |
9 24
|
cop |
|
26 |
1 3 2 2 25
|
cmpo |
|
27 |
0 26
|
wceq |
|