Step |
Hyp |
Ref |
Expression |
1 |
|
kur14.x |
|
2 |
|
kur14.k |
|
3 |
|
kur14.s |
|
4 |
|
eleq1 |
|
5 |
4
|
anbi1d |
|
6 |
5
|
rabbidv |
|
7 |
6
|
inteqd |
|
8 |
3 7
|
syl5eq |
|
9 |
8
|
eleq1d |
|
10 |
8
|
fveq2d |
|
11 |
10
|
breq1d |
|
12 |
9 11
|
anbi12d |
|
13 |
|
unieq |
|
14 |
1 13
|
syl5eq |
|
15 |
14
|
pweqd |
|
16 |
15
|
pweqd |
|
17 |
14
|
sseq2d |
|
18 |
|
sn0top |
|
19 |
18
|
elimel |
|
20 |
|
uniexg |
|
21 |
19 20
|
ax-mp |
|
22 |
21
|
elpw2 |
|
23 |
17 22
|
bitr4di |
|
24 |
23
|
ifbid |
|
25 |
24
|
eleq1d |
|
26 |
14
|
difeq1d |
|
27 |
|
fveq2 |
|
28 |
2 27
|
syl5eq |
|
29 |
28
|
fveq1d |
|
30 |
26 29
|
preq12d |
|
31 |
30
|
sseq1d |
|
32 |
31
|
ralbidv |
|
33 |
25 32
|
anbi12d |
|
34 |
16 33
|
rabeqbidv |
|
35 |
34
|
inteqd |
|
36 |
35
|
eleq1d |
|
37 |
35
|
fveq2d |
|
38 |
37
|
breq1d |
|
39 |
36 38
|
anbi12d |
|
40 |
|
eqid |
|
41 |
|
eqid |
|
42 |
|
eqid |
|
43 |
|
0elpw |
|
44 |
43
|
elimel |
|
45 |
|
elpwi |
|
46 |
44 45
|
ax-mp |
|
47 |
19 40 41 42 46
|
kur14lem10 |
|
48 |
12 39 47
|
dedth2h |
|
49 |
48
|
ancoms |
|