Step |
Hyp |
Ref |
Expression |
1 |
|
pjsdi.1 |
|
2 |
|
pjsdi.2 |
|
3 |
|
pjsdi.3 |
|
4 |
2
|
ffvelrni |
|
5 |
3
|
ffvelrni |
|
6 |
1
|
pjaddi |
|
7 |
4 5 6
|
syl2anc |
|
8 |
|
hosval |
|
9 |
2 3 8
|
mp3an12 |
|
10 |
9
|
fveq2d |
|
11 |
1
|
pjfi |
|
12 |
11 2
|
hocoi |
|
13 |
11 3
|
hocoi |
|
14 |
12 13
|
oveq12d |
|
15 |
7 10 14
|
3eqtr4d |
|
16 |
2 3
|
hoaddcli |
|
17 |
11 16
|
hocoi |
|
18 |
11 2
|
hocofi |
|
19 |
11 3
|
hocofi |
|
20 |
|
hosval |
|
21 |
18 19 20
|
mp3an12 |
|
22 |
15 17 21
|
3eqtr4d |
|
23 |
22
|
rgen |
|
24 |
11 16
|
hocofi |
|
25 |
18 19
|
hoaddcli |
|
26 |
24 25
|
hoeqi |
|
27 |
23 26
|
mpbi |
|