Step |
Hyp |
Ref |
Expression |
1 |
|
0re |
|
2 |
|
ax-rnegex |
|
3 |
|
oveq2 |
|
4 |
3
|
eqeq1d |
|
5 |
4
|
biimpd |
|
6 |
5
|
adantld |
|
7 |
|
ax-rrecex |
|
8 |
7
|
adantlr |
|
9 |
|
simplll |
|
10 |
9
|
recnd |
|
11 |
|
simprl |
|
12 |
11
|
recnd |
|
13 |
|
0cn |
|
14 |
|
mulass |
|
15 |
13 14
|
mp3an3 |
|
16 |
10 12 15
|
syl2anc |
|
17 |
|
oveq1 |
|
18 |
13
|
mulid2i |
|
19 |
17 18
|
eqtrdi |
|
20 |
19
|
ad2antll |
|
21 |
16 20
|
eqtr3d |
|
22 |
21
|
oveq1d |
|
23 |
|
simpllr |
|
24 |
23
|
oveq1d |
|
25 |
|
remulcl |
|
26 |
1 25
|
mpan2 |
|
27 |
26
|
ad2antrl |
|
28 |
27
|
recnd |
|
29 |
|
adddir |
|
30 |
13 10 28 29
|
mp3an2i |
|
31 |
24 30
|
eqtr3d |
|
32 |
31
|
oveq1d |
|
33 |
|
remulcl |
|
34 |
1 26 33
|
sylancr |
|
35 |
34
|
ad2antrl |
|
36 |
35
|
recnd |
|
37 |
|
remulcl |
|
38 |
9 27 37
|
syl2anc |
|
39 |
38
|
recnd |
|
40 |
|
addass |
|
41 |
13 40
|
mp3an3 |
|
42 |
36 39 41
|
syl2anc |
|
43 |
32 42
|
eqtr2d |
|
44 |
26 37
|
sylan2 |
|
45 |
|
readdcl |
|
46 |
44 1 45
|
sylancl |
|
47 |
9 11 46
|
syl2anc |
|
48 |
|
readdcan |
|
49 |
1 48
|
mp3an2 |
|
50 |
47 35 49
|
syl2anc |
|
51 |
43 50
|
mpbid |
|
52 |
22 51
|
eqtr3d |
|
53 |
8 52
|
rexlimddv |
|
54 |
53
|
expcom |
|
55 |
6 54
|
pm2.61ine |
|
56 |
55
|
rexlimiva |
|
57 |
1 2 56
|
mp2b |
|