Step |
Hyp |
Ref |
Expression |
1 |
|
ltexprlem.1 |
|
2 |
1
|
ltexprlem5 |
|
3 |
|
df-plp |
|
4 |
|
addclnq |
|
5 |
3 4
|
genpelv |
|
6 |
2 5
|
sylan2 |
|
7 |
1
|
abeq2i |
|
8 |
|
elprnq |
|
9 |
|
addnqf |
|
10 |
9
|
fdmi |
|
11 |
|
0nnq |
|
12 |
10 11
|
ndmovrcl |
|
13 |
12
|
simpld |
|
14 |
8 13
|
syl |
|
15 |
|
prub |
|
16 |
14 15
|
sylan2 |
|
17 |
12
|
simprd |
|
18 |
|
vex |
|
19 |
|
vex |
|
20 |
|
ltanq |
|
21 |
|
vex |
|
22 |
|
addcomnq |
|
23 |
18 19 20 21 22
|
caovord2 |
|
24 |
8 17 23
|
3syl |
|
25 |
|
prcdnq |
|
26 |
24 25
|
sylbid |
|
27 |
26
|
adantl |
|
28 |
16 27
|
syld |
|
29 |
28
|
exp32 |
|
30 |
29
|
com34 |
|
31 |
30
|
imp4b |
|
32 |
31
|
exlimdv |
|
33 |
7 32
|
syl5bi |
|
34 |
33
|
exp31 |
|
35 |
34
|
com23 |
|
36 |
35
|
imp43 |
|
37 |
|
eleq1 |
|
38 |
37
|
biimparc |
|
39 |
36 38
|
sylan |
|
40 |
39
|
exp31 |
|
41 |
40
|
rexlimdvv |
|
42 |
41
|
adantrr |
|
43 |
6 42
|
sylbid |
|
44 |
43
|
ssrdv |
|
45 |
44
|
anassrs |
|