Step |
Hyp |
Ref |
Expression |
1 |
|
cdlemg44.h |
|
2 |
|
cdlemg44.t |
|
3 |
|
cdlemg44.r |
|
4 |
|
eqid |
|
5 |
|
eqid |
|
6 |
4 5 1
|
lhpexnle |
|
7 |
6
|
3ad2ant1 |
|
8 |
|
simp11 |
|
9 |
|
simp12l |
|
10 |
|
simp12r |
|
11 |
1 2
|
ltrnco |
|
12 |
8 9 10 11
|
syl3anc |
|
13 |
1 2
|
ltrnco |
|
14 |
8 10 9 13
|
syl3anc |
|
15 |
|
3simpc |
|
16 |
|
simp13 |
|
17 |
1 2 3 4 5
|
cdlemg44b |
|
18 |
8 9 10 15 16 17
|
syl131anc |
|
19 |
|
simp12 |
|
20 |
|
simp2 |
|
21 |
4 5 1 2
|
ltrncoval |
|
22 |
8 19 20 21
|
syl3anc |
|
23 |
4 5 1 2
|
ltrncoval |
|
24 |
8 10 9 20 23
|
syl121anc |
|
25 |
18 22 24
|
3eqtr4d |
|
26 |
4 5 1 2
|
cdlemd |
|
27 |
8 12 14 15 25 26
|
syl311anc |
|
28 |
27
|
rexlimdv3a |
|
29 |
7 28
|
mpd |
|