Step |
Hyp |
Ref |
Expression |
1 |
|
om2uz.1 |
|
2 |
|
om2uz.2 |
|
3 |
|
eleq2 |
|
4 |
|
fveq2 |
|
5 |
4
|
breq2d |
|
6 |
3 5
|
imbi12d |
|
7 |
6
|
imbi2d |
|
8 |
|
eleq2 |
|
9 |
|
fveq2 |
|
10 |
9
|
breq2d |
|
11 |
8 10
|
imbi12d |
|
12 |
11
|
imbi2d |
|
13 |
|
eleq2 |
|
14 |
|
fveq2 |
|
15 |
14
|
breq2d |
|
16 |
13 15
|
imbi12d |
|
17 |
16
|
imbi2d |
|
18 |
|
eleq2 |
|
19 |
|
fveq2 |
|
20 |
19
|
breq2d |
|
21 |
18 20
|
imbi12d |
|
22 |
21
|
imbi2d |
|
23 |
|
noel |
|
24 |
23
|
pm2.21i |
|
25 |
24
|
a1i |
|
26 |
|
id |
|
27 |
|
fveq2 |
|
28 |
27
|
a1i |
|
29 |
26 28
|
orim12d |
|
30 |
|
elsuc2g |
|
31 |
30
|
bicomd |
|
32 |
31
|
adantl |
|
33 |
1 2
|
om2uzsuci |
|
34 |
33
|
breq2d |
|
35 |
34
|
adantl |
|
36 |
1 2
|
om2uzuzi |
|
37 |
1 2
|
om2uzuzi |
|
38 |
|
eluzelz |
|
39 |
|
eluzelz |
|
40 |
|
zleltp1 |
|
41 |
38 39 40
|
syl2an |
|
42 |
36 37 41
|
syl2an |
|
43 |
36 38
|
syl |
|
44 |
43
|
zred |
|
45 |
37 39
|
syl |
|
46 |
45
|
zred |
|
47 |
|
leloe |
|
48 |
44 46 47
|
syl2an |
|
49 |
35 42 48
|
3bitr2rd |
|
50 |
32 49
|
imbi12d |
|
51 |
29 50
|
syl5ib |
|
52 |
51
|
expcom |
|
53 |
52
|
a2d |
|
54 |
7 12 17 22 25 53
|
finds |
|
55 |
54
|
impcom |
|