Step |
Hyp |
Ref |
Expression |
1 |
|
breq1 |
|
2 |
1
|
anbi1d |
|
3 |
2
|
imbi1d |
|
4 |
3
|
ralbidv |
|
5 |
|
breq2 |
|
6 |
5
|
anbi2d |
|
7 |
6
|
imbi1d |
|
8 |
7
|
ralbidv |
|
9 |
4 8
|
rspc2v |
|
10 |
|
breq2 |
|
11 |
|
breq1 |
|
12 |
10 11
|
anbi12d |
|
13 |
|
eleq1w |
|
14 |
12 13
|
imbi12d |
|
15 |
14
|
rspcv |
|
16 |
|
bdaydm |
|
17 |
16
|
sseq2i |
|
18 |
|
bdayfun |
|
19 |
|
funfvima2 |
|
20 |
18 19
|
mpan |
|
21 |
17 20
|
sylbir |
|
22 |
21
|
imp |
|
23 |
|
intss1 |
|
24 |
22 23
|
syl |
|
25 |
|
imassrn |
|
26 |
|
bdayrn |
|
27 |
25 26
|
sseqtri |
|
28 |
22
|
ne0d |
|
29 |
|
oninton |
|
30 |
27 28 29
|
sylancr |
|
31 |
|
bdayelon |
|
32 |
|
ontri1 |
|
33 |
30 31 32
|
sylancl |
|
34 |
24 33
|
mpbid |
|
35 |
34
|
ex |
|
36 |
|
eleq2 |
|
37 |
36
|
notbid |
|
38 |
37
|
biimprcd |
|
39 |
35 38
|
syl6 |
|
40 |
39
|
com3l |
|
41 |
40
|
adantrd |
|
42 |
15 41
|
syl8 |
|
43 |
42
|
com35 |
|
44 |
43
|
com4l |
|
45 |
9 44
|
syl6 |
|
46 |
45
|
com3l |
|
47 |
46
|
impcom |
|
48 |
47
|
imp42 |
|
49 |
48
|
con2d |
|
50 |
|
3anass |
|
51 |
50
|
notbii |
|
52 |
|
imnan |
|
53 |
51 52
|
bitr4i |
|
54 |
49 53
|
sylibr |
|
55 |
54
|
nrexdv |
|
56 |
|
ssel |
|
57 |
|
ssel |
|
58 |
56 57
|
anim12d |
|
59 |
58
|
imp |
|
60 |
|
eqtr3 |
|
61 |
59 60
|
anim12i |
|
62 |
61
|
anasss |
|
63 |
62
|
adantlr |
|
64 |
|
nodense |
|
65 |
64
|
anassrs |
|
66 |
63 65
|
sylan |
|
67 |
55 66
|
mtand |
|
68 |
67
|
ex |
|