Step | Hyp | Ref
| Expression |
1 | | bren 6747 |
. . . . . . 7

       |
2 | 1 | biimpi 120 |
. . . . . 6
        |
3 | 2 | ad2antrr 488 |
. . . . 5
  
Omni
   
      |
4 | | fveq1 5515 |
. . . . . . . . . 10
               |
5 | 4 | eqeq1d 2186 |
. . . . . . . . 9
       
         |
6 | 5 | rexbidv 2478 |
. . . . . . . 8
    
   

         |
7 | 4 | eqeq1d 2186 |
. . . . . . . . 9
       
         |
8 | 7 | ralbidv 2477 |
. . . . . . . 8
    
   

         |
9 | 6, 8 | orbi12d 793 |
. . . . . . 7
                                   |
10 | | isomnimap 7135 |
. . . . . . . . 9
 Omni  Omni           
        |
11 | 10 | ibi 176 |
. . . . . . . 8
 Omni                   |
12 | 11 | ad3antlr 493 |
. . . . . . 7
    Omni
       
     
            |
13 | | simpr 110 |
. . . . . . . . . . 11
  
Omni
       |
14 | | 2onn 6522 |
. . . . . . . . . . . . 13
 |
15 | | relen 6744 |
. . . . . . . . . . . . . 14
 |
16 | 15 | brrelex2i 4671 |
. . . . . . . . . . . . 13
   |
17 | | elmapg 6661 |
. . . . . . . . . . . . 13
 
           |
18 | 14, 16, 17 | sylancr 414 |
. . . . . . . . . . . 12
   
       |
19 | 18 | ad2antrr 488 |
. . . . . . . . . . 11
  
Omni
             |
20 | 13, 19 | mpbid 147 |
. . . . . . . . . 10
  
Omni
         |
21 | 20 | adantr 276 |
. . . . . . . . 9
    Omni
       
      |
22 | | f1of 5462 |
. . . . . . . . . 10
    
      |
23 | 22 | adantl 277 |
. . . . . . . . 9
    Omni
       
      |
24 | | fco 5382 |
. . . . . . . . 9
                   |
25 | 21, 23, 24 | syl2anc 411 |
. . . . . . . 8
    Omni
       
        |
26 | | simpllr 534 |
. . . . . . . . 9
    Omni
       
Omni |
27 | | elmapg 6661 |
. . . . . . . . 9
 
Omni     
         |
28 | 14, 26, 27 | sylancr 414 |
. . . . . . . 8
    Omni
       
    
         |
29 | 25, 28 | mpbird 167 |
. . . . . . 7
    Omni
       
      |
30 | 9, 12, 29 | rspcdva 2847 |
. . . . . 6
    Omni
       
 
      
         |
31 | | f1ofn 5463 |
. . . . . . . . . . . 12
    
  |
32 | 31 | ad2antlr 489 |
. . . . . . . . . . 11
     Omni            |
33 | | fvco2 5586 |
. . . . . . . . . . 11
 
                 |
34 | 32, 33 | sylancom 420 |
. . . . . . . . . 10
     Omni                          |
35 | 34 | eqeq1d 2186 |
. . . . . . . . 9
     Omni                
           |
36 | 23 | ffvelcdmda 5652 |
. . . . . . . . . 10
     Omni                |
37 | | simpr 110 |
. . . . . . . . . . . 12
     
Omni                     |
38 | 37 | fveq2d 5520 |
. . . . . . . . . . 11
     
Omni                             |
39 | 38 | eqeq1d 2186 |
. . . . . . . . . 10
     
Omni                               |
40 | 36, 39 | rspcedv 2846 |
. . . . . . . . 9
     Omni                   
       |
41 | 35, 40 | sylbid 150 |
. . . . . . . 8
     Omni                 
       |
42 | 41 | rexlimdva 2594 |
. . . . . . 7
    Omni
       
 
     

       |
43 | 31 | ad3antlr 493 |
. . . . . . . . . . 11
     
Omni         
          |
44 | | f1ocnv 5475 |
. . . . . . . . . . . . . 14
    
       |
45 | | f1of 5462 |
. . . . . . . . . . . . . 14
             |
46 | 44, 45 | syl 14 |
. . . . . . . . . . . . 13
    
       |
47 | 46 | ad3antlr 493 |
. . . . . . . . . . . 12
     
Omni         
               |
48 | | simpr 110 |
. . . . . . . . . . . 12
     
Omni         
          |
49 | 47, 48 | ffvelcdmd 5653 |
. . . . . . . . . . 11
     
Omni         
               |
50 | | fvco2 5586 |
. . . . . . . . . . 11
                                  |
51 | 43, 49, 50 | syl2anc 411 |
. . . . . . . . . 10
     
Omni         
                                  |
52 | | fveq2 5516 |
. . . . . . . . . . . 12
                         |
53 | 52 | eqeq1d 2186 |
. . . . . . . . . . 11
            
              |
54 | | simplr 528 |
. . . . . . . . . . 11
     
Omni         
        
        |
55 | 53, 54, 49 | rspcdva 2847 |
. . . . . . . . . 10
     
Omni         
                     |
56 | | simpllr 534 |
. . . . . . . . . . 11
     
Omni         
              |
57 | | f1ocnvfv2 5779 |
. . . . . . . . . . . 12
     
            |
58 | 57 | fveq2d 5520 |
. . . . . . . . . . 11
     
                    |
59 | 56, 58 | sylancom 420 |
. . . . . . . . . 10
     
Omni         
                           |
60 | 51, 55, 59 | 3eqtr3rd 2219 |
. . . . . . . . 9
     
Omni         
              |
61 | 60 | ralrimiva 2550 |
. . . . . . . 8
     Omni         
       
      |
62 | 61 | ex 115 |
. . . . . . 7
    Omni
       
 
     

       |
63 | 42, 62 | orim12d 786 |
. . . . . 6
    Omni
       
  
      
        
    
        |
64 | 30, 63 | mpd 13 |
. . . . 5
    Omni
       
 
    
       |
65 | 3, 64 | exlimddv 1898 |
. . . 4
  
Omni
                 |
66 | 65 | ralrimiva 2550 |
. . 3
 
Omni           
       |
67 | | isomnimap 7135 |
. . . . 5
 
Omni                    |
68 | 16, 67 | syl 14 |
. . . 4
 
Omni                    |
69 | 68 | adantr 276 |
. . 3
 
Omni  Omni
     
             |
70 | 66, 69 | mpbird 167 |
. 2
 
Omni Omni |
71 | 70 | ex 115 |
1
 
Omni Omni  |