Step |
Hyp |
Ref |
Expression |
1 |
|
ssrab |
|
2 |
|
eleq2 |
|
3 |
|
eqeq1 |
|
4 |
2 3
|
imbi12d |
|
5 |
|
simprl |
|
6 |
|
sspwuni |
|
7 |
5 6
|
sylib |
|
8 |
|
vuniex |
|
9 |
8
|
elpw |
|
10 |
7 9
|
sylibr |
|
11 |
|
eluni2 |
|
12 |
|
r19.29 |
|
13 |
|
simpr |
|
14 |
13
|
impr |
|
15 |
|
elssuni |
|
16 |
15
|
adantr |
|
17 |
14 16
|
eqsstrrd |
|
18 |
17
|
rexlimiva |
|
19 |
12 18
|
syl |
|
20 |
19
|
ex |
|
21 |
20
|
ad2antll |
|
22 |
11 21
|
syl5bi |
|
23 |
22 7
|
jctild |
|
24 |
|
eqss |
|
25 |
23 24
|
syl6ibr |
|
26 |
4 10 25
|
elrabd |
|
27 |
26
|
ex |
|
28 |
1 27
|
syl5bi |
|
29 |
28
|
alrimiv |
|
30 |
|
inss1 |
|
31 |
|
simprll |
|
32 |
31
|
elpwid |
|
33 |
30 32
|
sstrid |
|
34 |
|
vex |
|
35 |
34
|
inex1 |
|
36 |
35
|
elpw |
|
37 |
33 36
|
sylibr |
|
38 |
|
elin |
|
39 |
|
simprlr |
|
40 |
|
simprrr |
|
41 |
39 40
|
anim12d |
|
42 |
|
ineq12 |
|
43 |
|
inidm |
|
44 |
42 43
|
eqtrdi |
|
45 |
41 44
|
syl6 |
|
46 |
38 45
|
syl5bi |
|
47 |
37 46
|
jca |
|
48 |
47
|
ex |
|
49 |
|
eleq2 |
|
50 |
|
eqeq1 |
|
51 |
49 50
|
imbi12d |
|
52 |
51
|
elrab |
|
53 |
|
eleq2 |
|
54 |
|
eqeq1 |
|
55 |
53 54
|
imbi12d |
|
56 |
55
|
elrab |
|
57 |
52 56
|
anbi12i |
|
58 |
|
eleq2 |
|
59 |
|
eqeq1 |
|
60 |
58 59
|
imbi12d |
|
61 |
60
|
elrab |
|
62 |
48 57 61
|
3imtr4g |
|
63 |
62
|
ralrimivv |
|
64 |
|
pwexg |
|
65 |
64
|
adantr |
|
66 |
|
rabexg |
|
67 |
65 66
|
syl |
|
68 |
|
istopg |
|
69 |
67 68
|
syl |
|
70 |
29 63 69
|
mpbir2and |
|
71 |
|
eleq2 |
|
72 |
|
eqeq1 |
|
73 |
71 72
|
imbi12d |
|
74 |
|
pwidg |
|
75 |
74
|
adantr |
|
76 |
|
eqidd |
|
77 |
76
|
a1d |
|
78 |
73 75 77
|
elrabd |
|
79 |
|
elssuni |
|
80 |
78 79
|
syl |
|
81 |
|
ssrab2 |
|
82 |
|
sspwuni |
|
83 |
81 82
|
mpbi |
|
84 |
83
|
a1i |
|
85 |
80 84
|
eqssd |
|
86 |
|
istopon |
|
87 |
70 85 86
|
sylanbrc |
|