Step |
Hyp |
Ref |
Expression |
1 |
|
knoppndvlem19.a |
|
2 |
|
knoppndvlem19.b |
|
3 |
|
knoppndvlem19.j |
|
4 |
|
knoppndvlem19.h |
|
5 |
|
knoppndvlem19.n |
|
6 |
|
2re |
|
7 |
6
|
a1i |
|
8 |
5
|
nnred |
|
9 |
7 8
|
remulcld |
|
10 |
|
2pos |
|
11 |
10
|
a1i |
|
12 |
5
|
nngt0d |
|
13 |
7 8 11 12
|
mulgt0d |
|
14 |
13
|
gt0ne0d |
|
15 |
3
|
nn0zd |
|
16 |
15
|
znegcld |
|
17 |
9 14 16
|
reexpclzd |
|
18 |
7
|
recnd |
|
19 |
8
|
recnd |
|
20 |
18 19 14
|
mulne0bad |
|
21 |
17 7 20
|
redivcld |
|
22 |
9 16 13
|
3jca |
|
23 |
|
expgt0 |
|
24 |
22 23
|
syl |
|
25 |
17 7 24 11
|
divgt0d |
|
26 |
25
|
gt0ne0d |
|
27 |
4 21 26
|
redivcld |
|
28 |
27
|
flcld |
|
29 |
1
|
a1i |
|
30 |
|
id |
|
31 |
30
|
oveq2d |
|
32 |
29 31
|
eqtrd |
|
33 |
32
|
breq1d |
|
34 |
2
|
a1i |
|
35 |
30
|
oveq1d |
|
36 |
35
|
oveq2d |
|
37 |
34 36
|
eqtrd |
|
38 |
37
|
breq2d |
|
39 |
33 38
|
anbi12d |
|
40 |
39
|
adantl |
|
41 |
28
|
zred |
|
42 |
|
0red |
|
43 |
42 21 25
|
ltled |
|
44 |
|
flle |
|
45 |
27 44
|
syl |
|
46 |
41 27 21 43 45
|
lemul2ad |
|
47 |
4
|
recnd |
|
48 |
21
|
recnd |
|
49 |
47 48 26
|
divcan2d |
|
50 |
46 49
|
breqtrd |
|
51 |
49
|
eqcomd |
|
52 |
|
peano2re |
|
53 |
41 52
|
syl |
|
54 |
|
fllep1 |
|
55 |
27 54
|
syl |
|
56 |
27 53 21 43 55
|
lemul2ad |
|
57 |
51 56
|
eqbrtrd |
|
58 |
50 57
|
jca |
|
59 |
28 40 58
|
rspcedvd |
|