Step |
Hyp |
Ref |
Expression |
1 |
|
ordom |
|
2 |
|
ordwe |
|
3 |
1 2
|
ax-mp |
|
4 |
|
rdgeq2 |
|
5 |
4
|
reseq1d |
|
6 |
|
isoeq1 |
|
7 |
5 6
|
syl |
|
8 |
|
fveq2 |
|
9 |
|
isoeq5 |
|
10 |
8 9
|
syl |
|
11 |
|
0z |
|
12 |
11
|
elimel |
|
13 |
|
eqid |
|
14 |
12 13
|
om2uzisoi |
|
15 |
7 10 14
|
dedth2v |
|
16 |
|
isocnv |
|
17 |
15 16
|
syl |
|
18 |
|
dmres |
|
19 |
|
omex |
|
20 |
19
|
inex1 |
|
21 |
18 20
|
eqeltri |
|
22 |
|
cnvimass |
|
23 |
21 22
|
ssexi |
|
24 |
23
|
ax-gen |
|
25 |
|
isowe2 |
|
26 |
17 24 25
|
sylancl |
|
27 |
3 26
|
mpi |
|
28 |
|
uzf |
|
29 |
28
|
fdmi |
|
30 |
27 29
|
eleq2s |
|
31 |
|
we0 |
|
32 |
|
ndmfv |
|
33 |
|
weeq2 |
|
34 |
32 33
|
syl |
|
35 |
31 34
|
mpbiri |
|
36 |
30 35
|
pm2.61i |
|