Step |
Hyp |
Ref |
Expression |
0 |
|
carea |
|
1 |
|
vs |
|
2 |
|
vt |
|
3 |
|
cr |
|
4 |
3 3
|
cxp |
|
5 |
4
|
cpw |
|
6 |
|
vx |
|
7 |
2
|
cv |
|
8 |
6
|
cv |
|
9 |
8
|
csn |
|
10 |
7 9
|
cima |
|
11 |
|
cvol |
|
12 |
11
|
ccnv |
|
13 |
12 3
|
cima |
|
14 |
10 13
|
wcel |
|
15 |
14 6 3
|
wral |
|
16 |
10 11
|
cfv |
|
17 |
6 3 16
|
cmpt |
|
18 |
|
cibl |
|
19 |
17 18
|
wcel |
|
20 |
15 19
|
wa |
|
21 |
20 2 5
|
crab |
|
22 |
1
|
cv |
|
23 |
22 9
|
cima |
|
24 |
23 11
|
cfv |
|
25 |
6 3 24
|
citg |
|
26 |
1 21 25
|
cmpt |
|
27 |
0 26
|
wceq |
|