| Step |
Hyp |
Ref |
Expression |
| 1 |
|
dochsp.h |
|
| 2 |
|
dochsp.u |
|
| 3 |
|
dochsp.o |
|
| 4 |
|
dochsp.v |
|
| 5 |
|
dochsp.n |
|
| 6 |
|
dochsp.k |
|
| 7 |
|
dochsp.x |
|
| 8 |
1 2 6
|
dvhlmod |
|
| 9 |
4 5
|
lspssv |
|
| 10 |
8 7 9
|
syl2anc |
|
| 11 |
4 5
|
lspssid |
|
| 12 |
8 7 11
|
syl2anc |
|
| 13 |
1 2 4 3
|
dochss |
|
| 14 |
6 10 12 13
|
syl3anc |
|
| 15 |
|
eqid |
|
| 16 |
1 15 2 4 3
|
dochcl |
|
| 17 |
6 7 16
|
syl2anc |
|
| 18 |
1 15 3
|
dochoc |
|
| 19 |
6 17 18
|
syl2anc |
|
| 20 |
1 2 4 3
|
dochssv |
|
| 21 |
6 7 20
|
syl2anc |
|
| 22 |
1 2 4 3
|
dochssv |
|
| 23 |
6 21 22
|
syl2anc |
|
| 24 |
1 2 3 4 5 6 7
|
dochspss |
|
| 25 |
1 2 4 3
|
dochss |
|
| 26 |
6 23 24 25
|
syl3anc |
|
| 27 |
19 26
|
eqsstrrd |
|
| 28 |
14 27
|
eqssd |
|