Step |
Hyp |
Ref |
Expression |
1 |
|
2polat.a |
|
2 |
|
2polat.p |
|
3 |
|
hlol |
|
4 |
|
eqid |
|
5 |
|
eqid |
|
6 |
4 1 5 2
|
polatN |
|
7 |
3 6
|
sylan |
|
8 |
7
|
fveq2d |
|
9 |
|
hlop |
|
10 |
|
eqid |
|
11 |
10 1
|
atbase |
|
12 |
10 4
|
opoccl |
|
13 |
9 11 12
|
syl2an |
|
14 |
10 4 5 2
|
polpmapN |
|
15 |
13 14
|
syldan |
|
16 |
10 4
|
opococ |
|
17 |
9 11 16
|
syl2an |
|
18 |
17
|
fveq2d |
|
19 |
1 5
|
pmapat |
|
20 |
18 19
|
eqtrd |
|
21 |
15 20
|
eqtrd |
|
22 |
8 21
|
eqtrd |
|