| Step | Hyp | Ref
| Expression |
| 1 | | eleq1 2259 |
. 2

 Omni Omni  |
| 2 | | eleq1 2259 |
. 2
  Omni
Omni  |
| 3 | | eleq1 2259 |
. 2
      Omni     Omni  |
| 4 | | eleq1 2259 |
. 2
  Omni
Omni  |
| 5 | | 0ex 4161 |
. . . 4
 |
| 6 | | isomni 7211 |
. . . 4

 Omni
             
         |
| 7 | 5, 6 | ax-mp 5 |
. . 3
 Omni         
             |
| 8 | | ral0 3553 |
. . . . 5
      |
| 9 | 8 | olci 733 |
. . . 4
             |
| 10 | 9 | a1i 9 |
. . 3
      
            |
| 11 | 7, 10 | mpgbir 1467 |
. 2
Omni |
| 12 | | elun1 3331 |
. . . . . . . . . . . 12
       |
| 13 | 12 | ad2antlr 489 |
. . . . . . . . . . 11
     Omni                        |
| 14 | | fvres 5585 |
. . . . . . . . . . . . 13
             |
| 15 | 14 | ad2antlr 489 |
. . . . . . . . . . . 12
     Omni                              |
| 16 | | simpr 110 |
. . . . . . . . . . . 12
     Omni                          |
| 17 | 15, 16 | eqtr3d 2231 |
. . . . . . . . . . 11
     Omni                        |
| 18 | | fveq2 5561 |
. . . . . . . . . . . . 13
           |
| 19 | 18 | eqeq1d 2205 |
. . . . . . . . . . . 12
     
       |
| 20 | 19 | rspcev 2868 |
. . . . . . . . . . 11
          
            |
| 21 | 13, 17, 20 | syl2anc 411 |
. . . . . . . . . 10
     Omni                              |
| 22 | 21 | orcd 734 |
. . . . . . . . 9
     Omni                   
                      |
| 23 | 22 | ex 115 |
. . . . . . . 8
   
Omni          
      
 
         
             |
| 24 | 23 | rexlimdva 2614 |
. . . . . . 7
   Omni           
       
                       |
| 25 | | vsnid 3655 |
. . . . . . . . . . . . 13
   |
| 26 | | elun2 3332 |
. . . . . . . . . . . . 13
         |
| 27 | 25, 26 | ax-mp 5 |
. . . . . . . . . . . 12
     |
| 28 | 27 | a1i 9 |
. . . . . . . . . . 11
   Omni                |
| 29 | | fveq2 5561 |
. . . . . . . . . . . . 13
           |
| 30 | 29 | eqeq1d 2205 |
. . . . . . . . . . . 12
     
       |
| 31 | 30 | rspcev 2868 |
. . . . . . . . . . 11
          
            |
| 32 | 28, 31 | sylan 283 |
. . . . . . . . . 10
   
Omni                           |
| 33 | 32 | orcd 734 |
. . . . . . . . 9
   
Omni                         
             |
| 34 | 33 | a1d 22 |
. . . . . . . 8
   
Omni                
                
              |
| 35 | | simpr 110 |
. . . . . . . . . . . 12
     Omni               
       
        |
| 36 | | fveq2 5561 |
. . . . . . . . . . . . . . 15
               |
| 37 | 36 | eqeq1d 2205 |
. . . . . . . . . . . . . 14
       
         |
| 38 | 37 | cbvralv 2729 |
. . . . . . . . . . . . 13
 
     
         |
| 39 | | fvres 5585 |
. . . . . . . . . . . . . . 15
             |
| 40 | 39 | eqeq1d 2205 |
. . . . . . . . . . . . . 14
       
       |
| 41 | 40 | ralbiia 2511 |
. . . . . . . . . . . . 13
 
     
       |
| 42 | 38, 41 | bitri 184 |
. . . . . . . . . . . 12
 
     
       |
| 43 | 35, 42 | sylib 122 |
. . . . . . . . . . 11
     Omni               
       
      |
| 44 | | simplr 528 |
. . . . . . . . . . . 12
     Omni               
             |
| 45 | | vex 2766 |
. . . . . . . . . . . . 13
 |
| 46 | 29 | eqeq1d 2205 |
. . . . . . . . . . . . 13
     
       |
| 47 | 45, 46 | ralsn 3666 |
. . . . . . . . . . . 12
 
            |
| 48 | 44, 47 | sylibr 134 |
. . . . . . . . . . 11
     Omni               
                |
| 49 | | ralun 3346 |
. . . . . . . . . . 11
              
            |
| 50 | 43, 48, 49 | syl2anc 411 |
. . . . . . . . . 10
     Omni               
                   |
| 51 | 50 | olcd 735 |
. . . . . . . . 9
     Omni               
        
                      |
| 52 | 51 | ex 115 |
. . . . . . . 8
   
Omni              
 
     
                         |
| 53 | | simpr 110 |
. . . . . . . . . . 11
   Omni                    |
| 54 | 53, 28 | ffvelcdmd 5701 |
. . . . . . . . . 10
   Omni                |
| 55 | | df2o3 6497 |
. . . . . . . . . 10
    |
| 56 | 54, 55 | eleqtrdi 2289 |
. . . . . . . . 9
   Omni                   |
| 57 | | elpri 3646 |
. . . . . . . . 9
                    |
| 58 | 56, 57 | syl 14 |
. . . . . . . 8
   Omni                      |
| 59 | 34, 52, 58 | mpjaodan 799 |
. . . . . . 7
   Omni           
                               |
| 60 | | vex 2766 |
. . . . . . . . . . . 12
 |
| 61 | | isomni 7211 |
. . . . . . . . . . . 12
  Omni
             
         |
| 62 | 60, 61 | ax-mp 5 |
. . . . . . . . . . 11
 Omni              
        |
| 63 | 62 | biimpi 120 |
. . . . . . . . . 10
 Omni              
        |
| 64 | 63 | adantl 277 |
. . . . . . . . 9
 
Omni         
    
        |
| 65 | | vex 2766 |
. . . . . . . . . . 11
 |
| 66 | 65 | resex 4988 |
. . . . . . . . . 10
   |
| 67 | | feq1 5393 |
. . . . . . . . . . 11
        
        |
| 68 | | fveq1 5560 |
. . . . . . . . . . . . . 14
               |
| 69 | 68 | eqeq1d 2205 |
. . . . . . . . . . . . 13
       
         |
| 70 | 69 | rexbidv 2498 |
. . . . . . . . . . . 12
    
   

         |
| 71 | 68 | eqeq1d 2205 |
. . . . . . . . . . . . 13
       
         |
| 72 | 71 | ralbidv 2497 |
. . . . . . . . . . . 12
    
   

         |
| 73 | 70, 72 | orbi12d 794 |
. . . . . . . . . . 11
                        
          |
| 74 | 67, 73 | imbi12d 234 |
. . . . . . . . . 10
        
 
    
     
        
      
           |
| 75 | 66, 74 | spcv 2858 |
. . . . . . . . 9
         
    
            
 
      
          |
| 76 | 64, 75 | syl 14 |
. . . . . . . 8
 
Omni                
          |
| 77 | | ssun1 3327 |
. . . . . . . . 9
     |
| 78 | | fssres 5436 |
. . . . . . . . 9
                       |
| 79 | 77, 78 | mpan2 425 |
. . . . . . . 8
        
        |
| 80 | 76, 79 | impel 280 |
. . . . . . 7
   Omni           
      
         |
| 81 | 24, 59, 80 | mpjaod 719 |
. . . . . 6
   Omni           
                      |
| 82 | 81 | ex 115 |
. . . . 5
 
Omni           
                       |
| 83 | 82 | alrimiv 1888 |
. . . 4
 
Omni                      
              |
| 84 | 45 | snex 4219 |
. . . . . 6
   |
| 85 | 60, 84 | unex 4477 |
. . . . 5
     |
| 86 | | isomni 7211 |
. . . . 5
          Omni           
 
         
              |
| 87 | 85, 86 | ax-mp 5 |
. . . 4
     Omni
                                    |
| 88 | 83, 87 | sylibr 134 |
. . 3
 
Omni     Omni |
| 89 | 88 | ex 115 |
. 2
  Omni
    Omni  |
| 90 | 1, 2, 3, 4, 11, 89 | findcard2 6959 |
1
 Omni |