Step |
Hyp |
Ref |
Expression |
1 |
|
kqval.2 |
|
2 |
1
|
kqopn |
|
3 |
2
|
adantlr |
|
4 |
|
eleq2 |
|
5 |
|
eleq2 |
|
6 |
4 5
|
bibi12d |
|
7 |
6
|
rspcv |
|
8 |
3 7
|
syl |
|
9 |
1
|
kqfvima |
|
10 |
9
|
3expa |
|
11 |
10
|
adantrr |
|
12 |
1
|
kqfvima |
|
13 |
12
|
3expa |
|
14 |
13
|
adantrl |
|
15 |
11 14
|
bibi12d |
|
16 |
15
|
an32s |
|
17 |
8 16
|
sylibrd |
|
18 |
17
|
ralrimdva |
|
19 |
1
|
kqfeq |
|
20 |
19
|
3expb |
|
21 |
|
elequ2 |
|
22 |
|
elequ2 |
|
23 |
21 22
|
bibi12d |
|
24 |
23
|
cbvralvw |
|
25 |
20 24
|
bitrdi |
|
26 |
18 25
|
sylibrd |
|
27 |
26
|
ralrimivva |
|
28 |
1
|
kqffn |
|
29 |
|
eleq1 |
|
30 |
29
|
bibi1d |
|
31 |
30
|
ralbidv |
|
32 |
|
eqeq1 |
|
33 |
31 32
|
imbi12d |
|
34 |
33
|
ralbidv |
|
35 |
34
|
ralrn |
|
36 |
|
eleq1 |
|
37 |
36
|
bibi2d |
|
38 |
37
|
ralbidv |
|
39 |
|
eqeq2 |
|
40 |
38 39
|
imbi12d |
|
41 |
40
|
ralrn |
|
42 |
41
|
ralbidv |
|
43 |
35 42
|
bitrd |
|
44 |
28 43
|
syl |
|
45 |
27 44
|
mpbird |
|
46 |
1
|
kqtopon |
|
47 |
|
ist0-2 |
|
48 |
46 47
|
syl |
|
49 |
45 48
|
mpbird |
|