Step |
Hyp |
Ref |
Expression |
1 |
|
dochlkr.h |
|
2 |
|
dochlkr.o |
|
3 |
|
dochlkr.u |
|
4 |
|
dochlkr.f |
|
5 |
|
dochlkr.y |
|
6 |
|
dochlkr.l |
|
7 |
|
dochlkr.k |
|
8 |
|
dochlkr.g |
|
9 |
|
eqid |
|
10 |
1 3 7
|
dvhlmod |
|
11 |
9 4 6 10 8
|
lkrssv |
|
12 |
1 3 9 2
|
dochocss |
|
13 |
7 11 12
|
syl2anc |
|
14 |
13
|
adantr |
|
15 |
1 3 7
|
dvhlvec |
|
16 |
15
|
adantr |
|
17 |
10
|
adantr |
|
18 |
|
simpr |
|
19 |
9 5 17 18
|
lshpne |
|
20 |
19
|
ex |
|
21 |
9 5 4 6 15 8
|
lkrshpor |
|
22 |
21
|
ord |
|
23 |
|
2fveq3 |
|
24 |
23
|
adantl |
|
25 |
7
|
adantr |
|
26 |
1 3 2 9 25
|
dochoc1 |
|
27 |
24 26
|
eqtrd |
|
28 |
27
|
ex |
|
29 |
22 28
|
syld |
|
30 |
29
|
necon1ad |
|
31 |
20 30
|
syld |
|
32 |
31
|
imp |
|
33 |
5 16 32 18
|
lshpcmp |
|
34 |
14 33
|
mpbid |
|
35 |
34
|
eqcomd |
|
36 |
35 32
|
jca |
|
37 |
36
|
ex |
|
38 |
|
eleq1 |
|
39 |
38
|
biimpar |
|
40 |
37 39
|
impbid1 |
|