Step |
Hyp |
Ref |
Expression |
1 |
|
cdlemg8.l |
|
2 |
|
cdlemg8.j |
|
3 |
|
cdlemg8.m |
|
4 |
|
cdlemg8.a |
|
5 |
|
cdlemg8.h |
|
6 |
|
cdlemg8.t |
|
7 |
|
simp1l |
|
8 |
7
|
hllatd |
|
9 |
|
simp21l |
|
10 |
|
eqid |
|
11 |
10 4
|
atbase |
|
12 |
9 11
|
syl |
|
13 |
|
simp22l |
|
14 |
10 4
|
atbase |
|
15 |
13 14
|
syl |
|
16 |
10 1 2
|
latlej1 |
|
17 |
8 12 15 16
|
syl3anc |
|
18 |
|
simp1 |
|
19 |
|
simp23 |
|
20 |
|
simp31 |
|
21 |
|
simp21 |
|
22 |
1 4 5 6
|
ltrnel |
|
23 |
18 20 21 22
|
syl3anc |
|
24 |
1 4 5 6
|
ltrnel |
|
25 |
24
|
simpld |
|
26 |
18 19 23 25
|
syl3anc |
|
27 |
10 4
|
atbase |
|
28 |
26 27
|
syl |
|
29 |
10 5 6
|
ltrncl |
|
30 |
18 20 15 29
|
syl3anc |
|
31 |
10 5 6
|
ltrncl |
|
32 |
18 19 30 31
|
syl3anc |
|
33 |
10 1 2
|
latlej1 |
|
34 |
8 28 32 33
|
syl3anc |
|
35 |
|
simp32 |
|
36 |
34 35
|
breqtrd |
|
37 |
10 2 4
|
hlatjcl |
|
38 |
7 9 13 37
|
syl3anc |
|
39 |
10 1 2
|
latjle12 |
|
40 |
8 12 28 38 39
|
syl13anc |
|
41 |
17 36 40
|
mpbi2and |
|
42 |
|
simp33 |
|
43 |
42
|
necomd |
|
44 |
1 2 4
|
ps-1 |
|
45 |
7 9 26 43 9 13 44
|
syl132anc |
|
46 |
41 45
|
mpbid |
|