| Step |
Hyp |
Ref |
Expression |
| 1 |
|
simp1 |
|
| 2 |
|
simpl |
|
| 3 |
|
fveecn |
|
| 4 |
1 2 3
|
syl2an |
|
| 5 |
|
simp2 |
|
| 6 |
|
fveecn |
|
| 7 |
5 2 6
|
syl2an |
|
| 8 |
|
simp3 |
|
| 9 |
|
fveecn |
|
| 10 |
8 2 9
|
syl2an |
|
| 11 |
|
simpr |
|
| 12 |
|
fveecn |
|
| 13 |
1 11 12
|
syl2an |
|
| 14 |
|
fveecn |
|
| 15 |
5 11 14
|
syl2an |
|
| 16 |
|
fveecn |
|
| 17 |
8 11 16
|
syl2an |
|
| 18 |
|
simp1 |
|
| 19 |
|
simp3 |
|
| 20 |
|
mulcl |
|
| 21 |
18 19 20
|
syl2an |
|
| 22 |
|
simp2 |
|
| 23 |
|
simp1 |
|
| 24 |
|
mulcl |
|
| 25 |
22 23 24
|
syl2an |
|
| 26 |
21 25
|
addcld |
|
| 27 |
|
mulcl |
|
| 28 |
22 19 27
|
syl2an |
|
| 29 |
26 28
|
subcld |
|
| 30 |
|
simp2 |
|
| 31 |
|
mulcl |
|
| 32 |
18 30 31
|
syl2an |
|
| 33 |
|
simp3 |
|
| 34 |
|
mulcl |
|
| 35 |
33 23 34
|
syl2an |
|
| 36 |
|
mulcl |
|
| 37 |
33 30 36
|
syl2an |
|
| 38 |
35 37
|
subcld |
|
| 39 |
29 32 38
|
subadd2d |
|
| 40 |
|
eqcom |
|
| 41 |
39 40
|
bitrdi |
|
| 42 |
35 32 37
|
addsubd |
|
| 43 |
35 32
|
addcomd |
|
| 44 |
43
|
oveq1d |
|
| 45 |
42 44
|
eqtr3d |
|
| 46 |
45
|
eqeq2d |
|
| 47 |
41 46
|
bitrd |
|
| 48 |
26 28 32
|
subsub4d |
|
| 49 |
28 32
|
addcld |
|
| 50 |
21 49 25
|
subsub3d |
|
| 51 |
28 25 32
|
subsub3d |
|
| 52 |
51
|
eqcomd |
|
| 53 |
52
|
oveq2d |
|
| 54 |
25 32
|
subcld |
|
| 55 |
21 28 54
|
subsubd |
|
| 56 |
53 55
|
eqtrd |
|
| 57 |
48 50 56
|
3eqtr2d |
|
| 58 |
21 28
|
subcld |
|
| 59 |
58 25 32
|
addsub12d |
|
| 60 |
21 28 32
|
subsub4d |
|
| 61 |
60
|
oveq2d |
|
| 62 |
57 59 61
|
3eqtrd |
|
| 63 |
62
|
eqeq1d |
|
| 64 |
32 35
|
addcld |
|
| 65 |
|
subeqrev |
|
| 66 |
26 28 64 37 65
|
syl22anc |
|
| 67 |
47 63 66
|
3bitr3rd |
|
| 68 |
21 49
|
subcld |
|
| 69 |
25 68 38
|
addrsub |
|
| 70 |
35 37 25
|
sub32d |
|
| 71 |
35 25 37
|
subsub4d |
|
| 72 |
70 71
|
eqtrd |
|
| 73 |
72
|
eqeq2d |
|
| 74 |
69 73
|
bitrd |
|
| 75 |
|
eqcom |
|
| 76 |
74 75
|
bitrdi |
|
| 77 |
67 76
|
bitrd |
|
| 78 |
|
colinearalglem1 |
|
| 79 |
|
3anrot |
|
| 80 |
|
3anrot |
|
| 81 |
|
colinearalglem1 |
|
| 82 |
79 80 81
|
syl2anb |
|
| 83 |
77 78 82
|
3bitr4d |
|
| 84 |
4 7 10 13 15 17 83
|
syl33anc |
|
| 85 |
84
|
2ralbidva |
|