Step |
Hyp |
Ref |
Expression |
1 |
|
5oalem2.1 |
|
2 |
|
5oalem2.2 |
|
3 |
|
5oalem2.3 |
|
4 |
|
5oalem2.4 |
|
5 |
1 3
|
shsvsi |
|
6 |
5
|
ad2ant2r |
|
7 |
6
|
adantr |
|
8 |
4 2
|
shsvsi |
|
9 |
8
|
ancoms |
|
10 |
2 4
|
shscomi |
|
11 |
9 10
|
eleqtrrdi |
|
12 |
11
|
ad2ant2l |
|
13 |
12
|
adantr |
|
14 |
1
|
sheli |
|
15 |
2
|
sheli |
|
16 |
14 15
|
anim12i |
|
17 |
3
|
sheli |
|
18 |
4
|
sheli |
|
19 |
17 18
|
anim12i |
|
20 |
16 19
|
anim12i |
|
21 |
|
oveq1 |
|
22 |
21
|
adantl |
|
23 |
|
simpr |
|
24 |
23
|
anim2i |
|
25 |
24
|
ancoms |
|
26 |
|
hvsub4 |
|
27 |
25 26
|
syldan |
|
28 |
|
hvsubid |
|
29 |
28
|
oveq2d |
|
30 |
29
|
ad2antlr |
|
31 |
|
hvsubcl |
|
32 |
|
ax-hvaddid |
|
33 |
31 32
|
syl |
|
34 |
33
|
adantlr |
|
35 |
27 30 34
|
3eqtrd |
|
36 |
35
|
adantrr |
|
37 |
36
|
adantr |
|
38 |
|
simpr |
|
39 |
|
simpl |
|
40 |
39
|
anim1i |
|
41 |
40
|
ancoms |
|
42 |
|
hvsub4 |
|
43 |
38 41 42
|
syl2anc |
|
44 |
|
hvsubid |
|
45 |
44
|
oveq1d |
|
46 |
45
|
ad2antrl |
|
47 |
|
hvsubcl |
|
48 |
|
hvaddid2 |
|
49 |
47 48
|
syl |
|
50 |
49
|
ancoms |
|
51 |
50
|
adantrl |
|
52 |
43 46 51
|
3eqtrd |
|
53 |
52
|
adantll |
|
54 |
53
|
adantr |
|
55 |
22 37 54
|
3eqtr3d |
|
56 |
55
|
eleq1d |
|
57 |
20 56
|
sylan |
|
58 |
13 57
|
mpbird |
|
59 |
7 58
|
elind |
|