Step |
Hyp |
Ref |
Expression |
1 |
|
kmlem14.1 |
|
2 |
|
kmlem14.2 |
|
3 |
|
kmlem14.3 |
|
4 |
|
neeq1 |
|
5 |
|
ineq1 |
|
6 |
5
|
eleq2d |
|
7 |
4 6
|
anbi12d |
|
8 |
7
|
rexbidv |
|
9 |
8
|
raleqbi1dv |
|
10 |
9
|
cbvrexvw |
|
11 |
|
df-rex |
|
12 |
|
eleq1w |
|
13 |
12
|
anbi2d |
|
14 |
13
|
rexbidv |
|
15 |
14
|
cbvralvw |
|
16 |
|
df-ral |
|
17 |
15 16
|
bitri |
|
18 |
17
|
anbi2i |
|
19 |
|
19.28v |
|
20 |
|
neeq2 |
|
21 |
|
ineq2 |
|
22 |
21
|
eleq2d |
|
23 |
20 22
|
anbi12d |
|
24 |
23
|
cbvrexvw |
|
25 |
|
df-rex |
|
26 |
24 25
|
bitri |
|
27 |
26
|
imbi2i |
|
28 |
|
19.37v |
|
29 |
27 28
|
bitr4i |
|
30 |
29
|
anbi2i |
|
31 |
|
19.42v |
|
32 |
|
19.3v |
|
33 |
|
elin |
|
34 |
33
|
baibr |
|
35 |
34
|
anbi2d |
|
36 |
|
anass |
|
37 |
35 36
|
bitrdi |
|
38 |
37
|
pm5.74i |
|
39 |
1 38
|
bitri |
|
40 |
39
|
anbi2i |
|
41 |
32 40
|
bitr2i |
|
42 |
41
|
exbii |
|
43 |
30 31 42
|
3bitr2i |
|
44 |
43
|
albii |
|
45 |
18 19 44
|
3bitr2i |
|
46 |
45
|
exbii |
|
47 |
10 11 46
|
3bitri |
|