| Step |
Hyp |
Ref |
Expression |
| 0 |
|
ceeng |
|
| 1 |
|
vn |
|
| 2 |
|
cn |
|
| 3 |
|
cbs |
|
| 4 |
|
cnx |
|
| 5 |
4 3
|
cfv |
|
| 6 |
|
cee |
|
| 7 |
1
|
cv |
|
| 8 |
7 6
|
cfv |
|
| 9 |
5 8
|
cop |
|
| 10 |
|
cds |
|
| 11 |
4 10
|
cfv |
|
| 12 |
|
vx |
|
| 13 |
|
vy |
|
| 14 |
|
vi |
|
| 15 |
|
c1 |
|
| 16 |
|
cfz |
|
| 17 |
15 7 16
|
co |
|
| 18 |
12
|
cv |
|
| 19 |
14
|
cv |
|
| 20 |
19 18
|
cfv |
|
| 21 |
|
cmin |
|
| 22 |
13
|
cv |
|
| 23 |
19 22
|
cfv |
|
| 24 |
20 23 21
|
co |
|
| 25 |
|
cexp |
|
| 26 |
|
c2 |
|
| 27 |
24 26 25
|
co |
|
| 28 |
17 27 14
|
csu |
|
| 29 |
12 13 8 8 28
|
cmpo |
|
| 30 |
11 29
|
cop |
|
| 31 |
9 30
|
cpr |
|
| 32 |
|
citv |
|
| 33 |
4 32
|
cfv |
|
| 34 |
|
vz |
|
| 35 |
34
|
cv |
|
| 36 |
|
cbtwn |
|
| 37 |
18 22
|
cop |
|
| 38 |
35 37 36
|
wbr |
|
| 39 |
38 34 8
|
crab |
|
| 40 |
12 13 8 8 39
|
cmpo |
|
| 41 |
33 40
|
cop |
|
| 42 |
|
clng |
|
| 43 |
4 42
|
cfv |
|
| 44 |
18
|
csn |
|
| 45 |
8 44
|
cdif |
|
| 46 |
35 22
|
cop |
|
| 47 |
18 46 36
|
wbr |
|
| 48 |
18 35
|
cop |
|
| 49 |
22 48 36
|
wbr |
|
| 50 |
38 47 49
|
w3o |
|
| 51 |
50 34 8
|
crab |
|
| 52 |
12 13 8 45 51
|
cmpo |
|
| 53 |
43 52
|
cop |
|
| 54 |
41 53
|
cpr |
|
| 55 |
31 54
|
cun |
|
| 56 |
1 2 55
|
cmpt |
|
| 57 |
0 56
|
wceq |
|