Step |
Hyp |
Ref |
Expression |
1 |
|
isassad.v |
|
2 |
|
isassad.f |
|
3 |
|
isassad.b |
|
4 |
|
isassad.s |
|
5 |
|
isassad.t |
|
6 |
|
isassad.1 |
|
7 |
|
isassad.2 |
|
8 |
|
isassad.4 |
|
9 |
|
isassad.5 |
|
10 |
6 7
|
jca |
|
11 |
8 9
|
jca |
|
12 |
11
|
ralrimivvva |
|
13 |
2
|
fveq2d |
|
14 |
3 13
|
eqtrd |
|
15 |
4
|
oveqd |
|
16 |
|
eqidd |
|
17 |
5 15 16
|
oveq123d |
|
18 |
|
eqidd |
|
19 |
5
|
oveqd |
|
20 |
4 18 19
|
oveq123d |
|
21 |
17 20
|
eqeq12d |
|
22 |
|
eqidd |
|
23 |
4
|
oveqd |
|
24 |
5 22 23
|
oveq123d |
|
25 |
24 20
|
eqeq12d |
|
26 |
21 25
|
anbi12d |
|
27 |
1 26
|
raleqbidv |
|
28 |
1 27
|
raleqbidv |
|
29 |
14 28
|
raleqbidv |
|
30 |
12 29
|
mpbid |
|
31 |
|
eqid |
|
32 |
|
eqid |
|
33 |
|
eqid |
|
34 |
|
eqid |
|
35 |
|
eqid |
|
36 |
31 32 33 34 35
|
isassa |
|
37 |
10 30 36
|
sylanbrc |
|