| Step |
Hyp |
Ref |
Expression |
| 1 |
|
zfac |
|
| 2 |
|
nfnae |
|
| 3 |
|
nfnae |
|
| 4 |
|
nfnae |
|
| 5 |
2 3 4
|
nf3an |
|
| 6 |
|
nfnae |
|
| 7 |
|
nfnae |
|
| 8 |
|
nfnae |
|
| 9 |
6 7 8
|
nf3an |
|
| 10 |
|
nfnae |
|
| 11 |
|
nfnae |
|
| 12 |
|
nfnae |
|
| 13 |
10 11 12
|
nf3an |
|
| 14 |
|
nfcvf |
|
| 15 |
14
|
3ad2ant2 |
|
| 16 |
|
nfcvf |
|
| 17 |
16
|
3ad2ant1 |
|
| 18 |
15 17
|
nfeld |
|
| 19 |
|
nfcvf |
|
| 20 |
19
|
3ad2ant3 |
|
| 21 |
17 20
|
nfeld |
|
| 22 |
18 21
|
nfand |
|
| 23 |
|
nfnae |
|
| 24 |
|
nfnae |
|
| 25 |
|
nfnae |
|
| 26 |
23 24 25
|
nf3an |
|
| 27 |
15 20
|
nfeld |
|
| 28 |
|
nfcvd |
|
| 29 |
20 28
|
nfeld |
|
| 30 |
27 29
|
nfand |
|
| 31 |
22 30
|
nfand |
|
| 32 |
26 31
|
nfexd |
|
| 33 |
15 20
|
nfeqd |
|
| 34 |
32 33
|
nfbid |
|
| 35 |
9 34
|
nfald |
|
| 36 |
26 35
|
nfexd |
|
| 37 |
22 36
|
nfimd |
|
| 38 |
13 37
|
nfald |
|
| 39 |
9 38
|
nfald |
|
| 40 |
|
nfcvd |
|
| 41 |
|
nfcvf2 |
|
| 42 |
41
|
3ad2ant2 |
|
| 43 |
40 42
|
nfeqd |
|
| 44 |
9 43
|
nfan1 |
|
| 45 |
|
nfcvd |
|
| 46 |
|
nfcvf2 |
|
| 47 |
46
|
3ad2ant1 |
|
| 48 |
45 47
|
nfeqd |
|
| 49 |
13 48
|
nfan1 |
|
| 50 |
22
|
nf5rd |
|
| 51 |
50
|
adantr |
|
| 52 |
|
sp |
|
| 53 |
51 52
|
impbid1 |
|
| 54 |
|
nfcvd |
|
| 55 |
|
nfcvf2 |
|
| 56 |
55
|
3ad2ant3 |
|
| 57 |
54 56
|
nfeqd |
|
| 58 |
26 57
|
nfan1 |
|
| 59 |
|
simpr |
|
| 60 |
59
|
eleq2d |
|
| 61 |
60
|
anbi2d |
|
| 62 |
61
|
anbi2d |
|
| 63 |
58 62
|
exbid |
|
| 64 |
63
|
bibi1d |
|
| 65 |
44 64
|
albid |
|
| 66 |
58 65
|
exbid |
|
| 67 |
53 66
|
imbi12d |
|
| 68 |
49 67
|
albid |
|
| 69 |
44 68
|
albid |
|
| 70 |
69
|
ex |
|
| 71 |
5 39 70
|
cbvexd |
|
| 72 |
1 71
|
mpbii |
|
| 73 |
72
|
3exp |
|
| 74 |
|
axacndlem2 |
|
| 75 |
|
axacndlem1 |
|
| 76 |
|
nfae |
|
| 77 |
|
nfae |
|
| 78 |
|
simpr |
|
| 79 |
78
|
alimi |
|
| 80 |
|
nd2 |
|
| 81 |
80
|
pm2.21d |
|
| 82 |
79 81
|
syl5 |
|
| 83 |
77 82
|
alrimi |
|
| 84 |
76 83
|
alrimi |
|
| 85 |
84
|
19.8ad |
|
| 86 |
73 74 75 85
|
pm2.61iii |
|