Step |
Hyp |
Ref |
Expression |
1 |
|
pwslnm.y |
|
2 |
|
oveq2 |
|
3 |
2
|
eleq1d |
|
4 |
3
|
imbi2d |
|
5 |
|
oveq2 |
|
6 |
5
|
eleq1d |
|
7 |
6
|
imbi2d |
|
8 |
|
oveq2 |
|
9 |
8
|
eleq1d |
|
10 |
9
|
imbi2d |
|
11 |
|
oveq2 |
|
12 |
11
|
eleq1d |
|
13 |
12
|
imbi2d |
|
14 |
|
lnmlmod |
|
15 |
|
eqid |
|
16 |
15
|
pwslnmlem0 |
|
17 |
14 16
|
syl |
|
18 |
|
vex |
|
19 |
|
snex |
|
20 |
|
eqid |
|
21 |
|
eqid |
|
22 |
|
eqid |
|
23 |
14
|
ad2antrl |
|
24 |
|
disjsn |
|
25 |
24
|
biimpri |
|
26 |
25
|
ad2antlr |
|
27 |
|
simprr |
|
28 |
21
|
pwslnmlem1 |
|
29 |
28
|
ad2antrl |
|
30 |
18 19 20 21 22 23 26 27 29
|
pwslnmlem2 |
|
31 |
30
|
exp32 |
|
32 |
31
|
a2d |
|
33 |
4 7 10 13 17 32
|
findcard2s |
|
34 |
33
|
impcom |
|
35 |
1 34
|
eqeltrid |
|