Step |
Hyp |
Ref |
Expression |
1 |
|
ordtypelem.1 |
|
2 |
|
ordtypelem.2 |
|
3 |
|
ordtypelem.3 |
|
4 |
|
breq1 |
|
5 |
4
|
notbid |
|
6 |
5
|
cbvralvw |
|
7 |
|
breq2 |
|
8 |
7
|
notbid |
|
9 |
8
|
ralbidv |
|
10 |
6 9
|
syl5bb |
|
11 |
10
|
cbvriotavw |
|
12 |
|
breq1 |
|
13 |
12
|
cbvralvw |
|
14 |
|
breq2 |
|
15 |
14
|
ralbidv |
|
16 |
13 15
|
syl5bb |
|
17 |
16
|
cbvrabv |
|
18 |
2 17
|
eqtri |
|
19 |
|
rneq |
|
20 |
19
|
raleqdv |
|
21 |
20
|
rabbidv |
|
22 |
18 21
|
eqtrid |
|
23 |
22
|
raleqdv |
|
24 |
22 23
|
riotaeqbidv |
|
25 |
11 24
|
eqtrid |
|
26 |
25
|
cbvmptv |
|
27 |
3 26
|
eqtri |
|
28 |
|
recseq |
|
29 |
27 28
|
ax-mp |
|
30 |
1 29
|
eqtr2i |
|