| Step |
Hyp |
Ref |
Expression |
| 1 |
|
cdlemk4.b |
|
| 2 |
|
cdlemk4.l |
|
| 3 |
|
cdlemk4.j |
|
| 4 |
|
cdlemk4.m |
|
| 5 |
|
cdlemk4.a |
|
| 6 |
|
cdlemk4.h |
|
| 7 |
|
cdlemk4.t |
|
| 8 |
|
cdlemk4.r |
|
| 9 |
|
cdlemk4.z |
|
| 10 |
|
cdlemk4.y |
|
| 11 |
|
cdlemk4.x |
|
| 12 |
|
eqid |
|
| 13 |
|
eqid |
|
| 14 |
|
eqid |
|
| 15 |
1 2 3 4 5 6 7 8 12 13 14
|
cdlemk34 |
|
| 16 |
9
|
oveq1i |
|
| 17 |
16
|
oveq2i |
|
| 18 |
10 17
|
eqtri |
|
| 19 |
18
|
eqeq2i |
|
| 20 |
19
|
imbi2i |
|
| 21 |
20
|
ralbii |
|
| 22 |
21
|
a1i |
|
| 23 |
22
|
riotabiia |
|
| 24 |
11 23
|
eqtri |
|
| 25 |
15 24
|
eqtr4di |
|
| 26 |
1 2 3 4 5 6 7 8 12 13 14
|
cdlemk29-3 |
|
| 27 |
25 26
|
eqeltrrd |
|