Step |
Hyp |
Ref |
Expression |
1 |
|
id |
|
2 |
|
oveq2 |
|
3 |
1 2
|
breq12d |
|
4 |
3
|
imbi2d |
|
5 |
|
id |
|
6 |
|
oveq2 |
|
7 |
5 6
|
breq12d |
|
8 |
7
|
imbi2d |
|
9 |
|
id |
|
10 |
|
oveq2 |
|
11 |
9 10
|
breq12d |
|
12 |
11
|
imbi2d |
|
13 |
|
id |
|
14 |
|
oveq2 |
|
15 |
13 14
|
breq12d |
|
16 |
15
|
imbi2d |
|
17 |
|
0le0 |
|
18 |
|
rmy0 |
|
19 |
17 18
|
breqtrrid |
|
20 |
|
nn0z |
|
21 |
20
|
3ad2ant1 |
|
22 |
21
|
peano2zd |
|
23 |
22
|
zred |
|
24 |
|
simp2 |
|
25 |
|
frmy |
|
26 |
25
|
fovcl |
|
27 |
24 21 26
|
syl2anc |
|
28 |
27
|
peano2zd |
|
29 |
28
|
zred |
|
30 |
25
|
fovcl |
|
31 |
24 22 30
|
syl2anc |
|
32 |
31
|
zred |
|
33 |
|
nn0re |
|
34 |
33
|
3ad2ant1 |
|
35 |
27
|
zred |
|
36 |
|
1red |
|
37 |
|
simp3 |
|
38 |
34 35 36 37
|
leadd1dd |
|
39 |
34
|
ltp1d |
|
40 |
|
ltrmy |
|
41 |
24 21 22 40
|
syl3anc |
|
42 |
39 41
|
mpbid |
|
43 |
|
zltp1le |
|
44 |
27 31 43
|
syl2anc |
|
45 |
42 44
|
mpbid |
|
46 |
23 29 32 38 45
|
letrd |
|
47 |
46
|
3exp |
|
48 |
47
|
a2d |
|
49 |
4 8 12 16 19 48
|
nn0ind |
|
50 |
49
|
impcom |
|