Step | Hyp | Ref
| Expression |
1 | | bren 6760 |
. . . . . . 7

       |
2 | 1 | biimpi 120 |
. . . . . 6
        |
3 | 2 | ad2antrr 488 |
. . . . 5
  
WOmni
   
      |
4 | | fveq1 5526 |
. . . . . . . . . 10
               |
5 | 4 | eqeq1d 2196 |
. . . . . . . . 9
       
         |
6 | 5 | ralbidv 2487 |
. . . . . . . 8
    
   

         |
7 | 6 | dcbid 839 |
. . . . . . 7
   DECID 
   
DECID           |
8 | | iswomnimap 7177 |
. . . . . . . . 9
 WOmni  WOmni    DECID 
       |
9 | 8 | ibi 176 |
. . . . . . . 8
 WOmni    DECID 
      |
10 | 9 | ad3antlr 493 |
. . . . . . 7
    WOmni
       
   DECID 
      |
11 | | simpr 110 |
. . . . . . . . . . 11
  
WOmni
       |
12 | | 2onn 6535 |
. . . . . . . . . . . . 13
 |
13 | | relen 6757 |
. . . . . . . . . . . . . 14
 |
14 | 13 | brrelex2i 4682 |
. . . . . . . . . . . . 13
   |
15 | | elmapg 6674 |
. . . . . . . . . . . . 13
 
           |
16 | 12, 14, 15 | sylancr 414 |
. . . . . . . . . . . 12
   
       |
17 | 16 | ad2antrr 488 |
. . . . . . . . . . 11
  
WOmni
             |
18 | 11, 17 | mpbid 147 |
. . . . . . . . . 10
  
WOmni
         |
19 | 18 | adantr 276 |
. . . . . . . . 9
    WOmni
       
      |
20 | | f1of 5473 |
. . . . . . . . . 10
    
      |
21 | 20 | adantl 277 |
. . . . . . . . 9
    WOmni
       
      |
22 | | fco 5393 |
. . . . . . . . 9
                   |
23 | 19, 21, 22 | syl2anc 411 |
. . . . . . . 8
    WOmni
       
        |
24 | | simpllr 534 |
. . . . . . . . 9
    WOmni
       
WOmni |
25 | | elmapg 6674 |
. . . . . . . . 9
 
WOmni     
         |
26 | 12, 24, 25 | sylancr 414 |
. . . . . . . 8
    WOmni
       
    
         |
27 | 23, 26 | mpbird 167 |
. . . . . . 7
    WOmni
       
      |
28 | 7, 10, 27 | rspcdva 2858 |
. . . . . 6
    WOmni
       
DECID          |
29 | | f1ofn 5474 |
. . . . . . . . . . . 12
    
  |
30 | 29 | ad3antlr 493 |
. . . . . . . . . . 11
     
WOmni         
          |
31 | | f1ocnv 5486 |
. . . . . . . . . . . . . 14
    
       |
32 | | f1of 5473 |
. . . . . . . . . . . . . 14
             |
33 | 31, 32 | syl 14 |
. . . . . . . . . . . . 13
    
       |
34 | 33 | ad3antlr 493 |
. . . . . . . . . . . 12
     
WOmni         
               |
35 | | simpr 110 |
. . . . . . . . . . . 12
     
WOmni         
          |
36 | 34, 35 | ffvelcdmd 5665 |
. . . . . . . . . . 11
     
WOmni         
               |
37 | | fvco2 5598 |
. . . . . . . . . . 11
                                  |
38 | 30, 36, 37 | syl2anc 411 |
. . . . . . . . . 10
     
WOmni         
                                  |
39 | | fveqeq2 5536 |
. . . . . . . . . . 11
            
              |
40 | | simplr 528 |
. . . . . . . . . . 11
     
WOmni         
        
        |
41 | 39, 40, 36 | rspcdva 2858 |
. . . . . . . . . 10
     
WOmni         
                     |
42 | | f1ocnvfv2 5792 |
. . . . . . . . . . . 12
     
            |
43 | 42 | fveq2d 5531 |
. . . . . . . . . . 11
     
                    |
44 | 43 | ad4ant24 516 |
. . . . . . . . . 10
     
WOmni         
                           |
45 | 38, 41, 44 | 3eqtr3rd 2229 |
. . . . . . . . 9
     
WOmni         
              |
46 | 45 | ralrimiva 2560 |
. . . . . . . 8
     WOmni         
       
      |
47 | 29 | ad3antlr 493 |
. . . . . . . . . . 11
     
WOmni         
        |
48 | | simpr 110 |
. . . . . . . . . . 11
     
WOmni         
        |
49 | | fvco2 5598 |
. . . . . . . . . . 11
 
                 |
50 | 47, 48, 49 | syl2anc 411 |
. . . . . . . . . 10
     
WOmni         
                      |
51 | | fveqeq2 5536 |
. . . . . . . . . . 11
         
           |
52 | | simplr 528 |
. . . . . . . . . . 11
     
WOmni         
      
      |
53 | 21 | ffvelcdmda 5664 |
. . . . . . . . . . . 12
     WOmni                |
54 | 53 | adantlr 477 |
. . . . . . . . . . 11
     
WOmni         
            |
55 | 51, 52, 54 | rspcdva 2858 |
. . . . . . . . . 10
     
WOmni         
                |
56 | 50, 55 | eqtrd 2220 |
. . . . . . . . 9
     
WOmni         
              |
57 | 56 | ralrimiva 2560 |
. . . . . . . 8
     WOmni         
     
        |
58 | 46, 57 | impbida 596 |
. . . . . . 7
    WOmni
       
 
     
        |
59 | 58 | dcbid 839 |
. . . . . 6
    WOmni
       
DECID

      DECID         |
60 | 28, 59 | mpbid 147 |
. . . . 5
    WOmni
       
DECID        |
61 | 3, 60 | exlimddv 1908 |
. . . 4
  
WOmni
   DECID 
      |
62 | 61 | ralrimiva 2560 |
. . 3
 
WOmni    DECID 
      |
63 | | iswomnimap 7177 |
. . . . 5
 
WOmni    DECID 
       |
64 | 14, 63 | syl 14 |
. . . 4
 
WOmni    DECID 
       |
65 | 64 | adantr 276 |
. . 3
 
WOmni  WOmni
   DECID 
       |
66 | 62, 65 | mpbird 167 |
. 2
 
WOmni WOmni |
67 | 66 | ex 115 |
1
 
WOmni WOmni  |