Step |
Hyp |
Ref |
Expression |
1 |
|
riinrab |
|
2 |
|
inss2 |
|
3 |
2
|
sseli |
|
4 |
3
|
biantrud |
|
5 |
|
vex |
|
6 |
5
|
snss |
|
7 |
6
|
bicomi |
|
8 |
|
elin |
|
9 |
4 7 8
|
3bitr4g |
|
10 |
9
|
imbi1d |
|
11 |
10
|
ralbiia |
|
12 |
|
elpwi |
|
13 |
12
|
ssrind |
|
14 |
13
|
adantl |
|
15 |
|
ralss |
|
16 |
14 15
|
syl |
|
17 |
11 16
|
bitr4id |
|
18 |
17
|
rabbidva |
|
19 |
1 18
|
eqtrid |
|
20 |
|
mreacs |
|
21 |
20
|
adantr |
|
22 |
|
ssralv |
|
23 |
2 22
|
ax-mp |
|
24 |
|
simpll |
|
25 |
|
simpr |
|
26 |
|
inss1 |
|
27 |
26
|
sseli |
|
28 |
27
|
ad2antlr |
|
29 |
28
|
snssd |
|
30 |
|
snfi |
|
31 |
30
|
a1i |
|
32 |
|
acsfn |
|
33 |
24 25 29 31 32
|
syl22anc |
|
34 |
33
|
ex |
|
35 |
34
|
ralimdva |
|
36 |
23 35
|
syl5 |
|
37 |
36
|
imp |
|
38 |
|
mreriincl |
|
39 |
21 37 38
|
syl2anc |
|
40 |
19 39
|
eqeltrrd |
|