Step |
Hyp |
Ref |
Expression |
1 |
|
diclss.l |
|
2 |
|
diclss.a |
|
3 |
|
diclss.h |
|
4 |
|
diclss.u |
|
5 |
|
diclss.i |
|
6 |
|
diclss.s |
|
7 |
|
eqidd |
|
8 |
|
eqid |
|
9 |
|
eqid |
|
10 |
|
eqid |
|
11 |
3 8 4 9 10
|
dvhbase |
|
12 |
11
|
eqcomd |
|
13 |
12
|
adantr |
|
14 |
|
eqid |
|
15 |
|
eqid |
|
16 |
3 14 8 4 15
|
dvhvbase |
|
17 |
16
|
eqcomd |
|
18 |
17
|
adantr |
|
19 |
|
eqidd |
|
20 |
|
eqidd |
|
21 |
6
|
a1i |
|
22 |
1 2 3 5 4 15
|
dicssdvh |
|
23 |
22 18
|
sseqtrrd |
|
24 |
1 2 3 5
|
dicn0 |
|
25 |
|
simpll |
|
26 |
|
simplr |
|
27 |
|
simpr1 |
|
28 |
|
simpr2 |
|
29 |
|
eqid |
|
30 |
1 2 3 8 4 5 29
|
dicvscacl |
|
31 |
25 26 27 28 30
|
syl112anc |
|
32 |
|
simpr3 |
|
33 |
|
eqid |
|
34 |
1 2 3 4 5 33
|
dicvaddcl |
|
35 |
25 26 31 32 34
|
syl112anc |
|
36 |
7 13 18 19 20 21 23 24 35
|
islssd |
|