Step | Hyp | Ref
| Expression |
1 | | df-rex 2621 |
. . . 4
|
2 | | exancom 1586 |
. . . 4
|
3 | | vex 2863 |
. . . . . . 7
|
4 | | elp6 4264 |
. . . . . . 7
P6 ∼ 1c k
SIk ∼ k ∼ 1c k SIk ∼ k |
5 | 3, 4 | ax-mp 5 |
. . . . . 6
P6 ∼ 1c k
SIk ∼ k ∼ 1c k SIk ∼ k |
6 | | elun 3221 |
. . . . . . . 8
∼ 1c k SIk ∼
k
∼ 1c k
SIk ∼ k |
7 | | opkex 4114 |
. . . . . . . . . . 11
|
8 | 7 | elcompl 3226 |
. . . . . . . . . 10
∼ 1c k
1c k |
9 | | snex 4112 |
. . . . . . . . . . 11
|
10 | | vex 2863 |
. . . . . . . . . . . 12
|
11 | 10, 9 | opkelxpk 4249 |
. . . . . . . . . . 11
1c k
1c |
12 | 9, 11 | mpbiran2 885 |
. . . . . . . . . 10
1c k
1c |
13 | 8, 12 | xchbinx 301 |
. . . . . . . . 9
∼ 1c k
1c |
14 | 13 | orbi1i 506 |
. . . . . . . 8
∼
1c
k
SIk ∼ k
1c
SIk ∼ k |
15 | | iman 413 |
. . . . . . . . 9
1c
SIk ∼ k
1c SIk ∼ k |
16 | | imor 401 |
. . . . . . . . 9
1c
SIk ∼ k
1c
SIk ∼ k |
17 | | el1c 4140 |
. . . . . . . . . . . 12
1c
|
18 | 17 | anbi1i 676 |
. . . . . . . . . . 11
1c SIk ∼ k
SIk ∼ k |
19 | | 19.41v 1901 |
. . . . . . . . . . 11
SIk ∼ k
SIk ∼ k |
20 | 18, 19 | bitr4i 243 |
. . . . . . . . . 10
1c SIk ∼ k
SIk ∼ k |
21 | 20 | notbii 287 |
. . . . . . . . 9
1c
SIk ∼ k SIk ∼ k |
22 | 15, 16, 21 | 3bitr3i 266 |
. . . . . . . 8
1c SIk ∼ k
SIk ∼ k |
23 | 6, 14, 22 | 3bitri 262 |
. . . . . . 7
∼ 1c k SIk ∼
k
SIk ∼ k |
24 | 23 | albii 1566 |
. . . . . 6
∼ 1c k SIk ∼ k
SIk ∼ k |
25 | | alnex 1543 |
. . . . . . 7
SIk ∼ k
SIk ∼ k |
26 | | excom 1741 |
. . . . . . . 8
SIk ∼ k
SIk ∼ k |
27 | | snex 4112 |
. . . . . . . . . . 11
|
28 | | opkeq1 4060 |
. . . . . . . . . . . . . 14
|
29 | 28 | eleq1d 2419 |
. . . . . . . . . . . . 13
SIk ∼ k
SIk ∼ k |
30 | | vex 2863 |
. . . . . . . . . . . . . . 15
|
31 | 30, 3 | opksnelsik 4266 |
. . . . . . . . . . . . . 14
SIk ∼ k
∼ k |
32 | | opkex 4114 |
. . . . . . . . . . . . . . 15
|
33 | 32 | elcompl 3226 |
. . . . . . . . . . . . . 14
∼ k
k |
34 | 31, 33 | bitri 240 |
. . . . . . . . . . . . 13
SIk ∼ k k |
35 | 29, 34 | syl6bb 252 |
. . . . . . . . . . . 12
SIk ∼ k k |
36 | 35 | notbid 285 |
. . . . . . . . . . 11
SIk ∼ k
k |
37 | 27, 36 | ceqsexv 2895 |
. . . . . . . . . 10
SIk ∼ k
k |
38 | | elin 3220 |
. . . . . . . . . . 11
k k |
39 | | notnot 282 |
. . . . . . . . . . 11
k
k |
40 | 30, 3 | opkelxpk 4249 |
. . . . . . . . . . . . 13
k
|
41 | 3, 40 | mpbiran2 885 |
. . . . . . . . . . . 12
k
|
42 | 41 | anbi2i 675 |
. . . . . . . . . . 11
k
|
43 | 38, 39, 42 | 3bitr3i 266 |
. . . . . . . . . 10
k
|
44 | 37, 43 | bitri 240 |
. . . . . . . . 9
SIk ∼ k
|
45 | 44 | exbii 1582 |
. . . . . . . 8
SIk ∼ k |
46 | 26, 45 | bitri 240 |
. . . . . . 7
SIk ∼ k |
47 | 25, 46 | xchbinx 301 |
. . . . . 6
SIk ∼ k |
48 | 5, 24, 47 | 3bitri 262 |
. . . . 5
P6 ∼ 1c k
SIk ∼ k |
49 | 48 | con2bii 322 |
. . . 4
P6 ∼ 1c k
SIk ∼ k |
50 | 1, 2, 49 | 3bitri 262 |
. . 3
P6 ∼ 1c k
SIk ∼ k |
51 | 3 | elimak 4260 |
. . 3
k
|
52 | 3 | elcompl 3226 |
. . 3
∼ P6 ∼ 1c k
SIk ∼ k P6 ∼ 1c k
SIk ∼ k |
53 | 50, 51, 52 | 3bitr4i 268 |
. 2
k ∼
P6 ∼ 1c k
SIk ∼ k |
54 | 53 | eqriv 2350 |
1
k
∼ P6 ∼ 1c k
SIk ∼ k |