Step |
Hyp |
Ref |
Expression |
1 |
|
inocv.o |
|
2 |
|
iunocv.v |
|
3 |
|
iunss |
|
4 |
|
eliun |
|
5 |
4
|
imbi1i |
|
6 |
|
r19.23v |
|
7 |
5 6
|
bitr4i |
|
8 |
7
|
albii |
|
9 |
|
df-ral |
|
10 |
|
df-ral |
|
11 |
10
|
ralbii |
|
12 |
|
ralcom4 |
|
13 |
11 12
|
bitri |
|
14 |
8 9 13
|
3bitr4i |
|
15 |
3 14
|
anbi12i |
|
16 |
|
r19.26 |
|
17 |
15 16
|
bitr4i |
|
18 |
|
eliin |
|
19 |
|
eqid |
|
20 |
|
eqid |
|
21 |
|
eqid |
|
22 |
2 19 20 21 1
|
elocv |
|
23 |
|
3anan12 |
|
24 |
22 23
|
bitri |
|
25 |
24
|
baib |
|
26 |
25
|
ralbidv |
|
27 |
18 26
|
bitr2d |
|
28 |
17 27
|
syl5bb |
|
29 |
28
|
pm5.32i |
|
30 |
2 19 20 21 1
|
elocv |
|
31 |
|
3anan12 |
|
32 |
30 31
|
bitri |
|
33 |
|
elin |
|
34 |
29 32 33
|
3bitr4i |
|
35 |
34
|
eqriv |
|