Step |
Hyp |
Ref |
Expression |
1 |
|
pjidm.1 |
|
2 |
|
pjidm.2 |
|
3 |
|
pjmul.3 |
|
4 |
1 2
|
pjpji |
|
5 |
4
|
oveq2i |
|
6 |
1 2
|
pjhclii |
|
7 |
1
|
choccli |
|
8 |
7 2
|
pjhclii |
|
9 |
3 6 8
|
hvdistr1i |
|
10 |
5 9
|
eqtri |
|
11 |
10
|
fveq2i |
|
12 |
1
|
chshii |
|
13 |
1 2
|
pjclii |
|
14 |
|
shmulcl |
|
15 |
12 3 13 14
|
mp3an |
|
16 |
7
|
chshii |
|
17 |
7 2
|
pjclii |
|
18 |
|
shmulcl |
|
19 |
16 3 17 18
|
mp3an |
|
20 |
1
|
pjcompi |
|
21 |
15 19 20
|
mp2an |
|
22 |
11 21
|
eqtri |
|