Step |
Hyp |
Ref |
Expression |
1 |
|
cdlemg12.l |
|
2 |
|
cdlemg12.j |
|
3 |
|
cdlemg12.m |
|
4 |
|
cdlemg12.a |
|
5 |
|
cdlemg12.h |
|
6 |
|
cdlemg12.t |
|
7 |
|
cdlemg12b.r |
|
8 |
1 2 3 4 5 6 7
|
cdlemg12b |
|
9 |
|
simp1l |
|
10 |
|
simp21l |
|
11 |
|
simp1 |
|
12 |
|
simp31 |
|
13 |
1 4 5 6
|
ltrnat |
|
14 |
11 12 10 13
|
syl3anc |
|
15 |
|
simp23 |
|
16 |
1 4 5 6
|
ltrnat |
|
17 |
11 15 14 16
|
syl3anc |
|
18 |
|
simp22l |
|
19 |
1 4 5 6
|
ltrnat |
|
20 |
11 12 18 19
|
syl3anc |
|
21 |
1 4 5 6
|
ltrncoat |
|
22 |
11 15 12 18 21
|
syl121anc |
|
23 |
1 2 3 4
|
dalaw |
|
24 |
9 10 14 17 18 20 22 23
|
syl133anc |
|
25 |
8 24
|
mpd |
|