Step |
Hyp |
Ref |
Expression |
0 |
|
ccaragen |
|
1 |
|
vo |
|
2 |
|
come |
|
3 |
|
ve |
|
4 |
1
|
cv |
|
5 |
4
|
cdm |
|
6 |
5
|
cuni |
|
7 |
6
|
cpw |
|
8 |
|
va |
|
9 |
8
|
cv |
|
10 |
3
|
cv |
|
11 |
9 10
|
cin |
|
12 |
11 4
|
cfv |
|
13 |
|
cxad |
|
14 |
9 10
|
cdif |
|
15 |
14 4
|
cfv |
|
16 |
12 15 13
|
co |
|
17 |
9 4
|
cfv |
|
18 |
16 17
|
wceq |
|
19 |
18 8 7
|
wral |
|
20 |
19 3 7
|
crab |
|
21 |
1 2 20
|
cmpt |
|
22 |
0 21
|
wceq |
|