Step |
Hyp |
Ref |
Expression |
1 |
|
2rp |
|
2 |
1
|
a1i |
|
3 |
|
nnrp |
|
4 |
|
1ne2 |
|
5 |
4
|
necomi |
|
6 |
5
|
a1i |
|
7 |
|
relogbcl |
|
8 |
2 3 6 7
|
syl3anc |
|
9 |
8
|
flcld |
|
10 |
9
|
zcnd |
|
11 |
|
pncan1 |
|
12 |
10 11
|
syl |
|
13 |
12
|
oveq2d |
|
14 |
|
blennn |
|
15 |
14
|
oveq1d |
|
16 |
15
|
oveq2d |
|
17 |
|
2cnd |
|
18 |
|
2ne0 |
|
19 |
18
|
a1i |
|
20 |
17 19 9
|
cxpexpzd |
|
21 |
13 16 20
|
3eqtr4d |
|
22 |
|
flle |
|
23 |
8 22
|
syl |
|
24 |
|
2re |
|
25 |
24
|
a1i |
|
26 |
|
1lt2 |
|
27 |
26
|
a1i |
|
28 |
9
|
zred |
|
29 |
25 27 28 8
|
cxpled |
|
30 |
23 29
|
mpbid |
|
31 |
|
2cn |
|
32 |
|
eldifpr |
|
33 |
31 18 5 32
|
mpbir3an |
|
34 |
|
nncn |
|
35 |
|
nnne0 |
|
36 |
|
eldifsn |
|
37 |
34 35 36
|
sylanbrc |
|
38 |
|
cxplogb |
|
39 |
33 37 38
|
sylancr |
|
40 |
30 39
|
breqtrd |
|
41 |
21 40
|
eqbrtrd |
|
42 |
|
flltp1 |
|
43 |
8 42
|
syl |
|
44 |
9
|
peano2zd |
|
45 |
44
|
zred |
|
46 |
25 27 8 45
|
cxpltd |
|
47 |
43 46
|
mpbid |
|
48 |
17 19 44
|
cxpexpzd |
|
49 |
47 39 48
|
3brtr3d |
|
50 |
14
|
oveq2d |
|
51 |
49 50
|
breqtrrd |
|
52 |
41 51
|
jca |
|