| Step | Hyp | Ref
| Expression |
| 1 | | mreexexlem2d.1 |
. . 3
 Moore    |
| 2 | 1 | elfvexd 6222 |
. 2
   |
| 3 | | mreexexlem2d.5 |
. 2

    |
| 4 | | mreexexlem2d.6 |
. 2

    |
| 5 | | mreexexlem2d.7 |
. 2

        |
| 6 | | mreexexlem2d.8 |
. 2
     |
| 7 | | exmid 431 |
. . 3

  |
| 8 | | ficardid 8788 |
. . . . . . 7
       |
| 9 | 8 | ensymd 8007 |
. . . . . 6
       |
| 10 | | iftrue 4092 |
. . . . . 6
  
                 |
| 11 | 9, 10 | breqtrrd 4681 |
. . . . 5
   
            |
| 12 | 11 | a1i 11 |
. . . 4
                  |
| 13 | | mreexexd.9 |
. . . . . . . 8
     |
| 14 | 13 | orcanai 952 |
. . . . . . 7
 
   |
| 15 | | ficardid 8788 |
. . . . . . . 8
       |
| 16 | 15 | ensymd 8007 |
. . . . . . 7
       |
| 17 | 14, 16 | syl 17 |
. . . . . 6
 
       |
| 18 | | iffalse 4095 |
. . . . . . 7
                    |
| 19 | 18 | adantl 482 |
. . . . . 6
 
  
                 |
| 20 | 17, 19 | breqtrrd 4681 |
. . . . 5
 
   
            |
| 21 | 20 | ex 450 |
. . . 4
   
              |
| 22 | 12, 21 | orim12d 883 |
. . 3
  
                 
              |
| 23 | 7, 22 | mpi 20 |
. 2
   
                           |
| 24 | | ficardom 8787 |
. . . . 5
       |
| 25 | 24 | adantl 482 |
. . . 4
 

      |
| 26 | | ficardom 8787 |
. . . . 5
       |
| 27 | 14, 26 | syl 17 |
. . . 4
 
       |
| 28 | 25, 27 | ifclda 4120 |
. . 3
   
            |
| 29 | | breq2 4657 |
. . . . . . . . . 10


   |
| 30 | | breq2 4657 |
. . . . . . . . . 10


   |
| 31 | 29, 30 | orbi12d 746 |
. . . . . . . . 9

        |
| 32 | 31 | 3anbi1d 1403 |
. . . . . . . 8

  
                         |
| 33 | 32 | imbi1d 331 |
. . . . . . 7

   
                             
          |
| 34 | 33 | 2ralbidv 2989 |
. . . . . 6

 
   
     
                 

                             |
| 35 | 34 | albidv 1849 |
. . . . 5

    
        
                
  

                             |
| 36 | 35 | imbi2d 330 |
. . . 4

              
                 
                                   |
| 37 | | breq2 4657 |
. . . . . . . . . 10
 
   |
| 38 | | breq2 4657 |
. . . . . . . . . 10
 
   |
| 39 | 37, 38 | orbi12d 746 |
. . . . . . . . 9
  
 
    |
| 40 | 39 | 3anbi1d 1403 |
. . . . . . . 8
   
         
 
             |
| 41 | 40 | imbi1d 331 |
. . . . . . 7
                                             |
| 42 | 41 | 2ralbidv 2989 |
. . . . . 6
  

        
                
          
                    |
| 43 | 42 | albidv 1849 |
. . . . 5
              
                
  

        
                    |
| 44 | 43 | imbi2d 330 |
. . . 4
  
  

        
                 
             
                     |
| 45 | | breq2 4657 |
. . . . . . . . . 10
 
   |
| 46 | | breq2 4657 |
. . . . . . . . . 10
 
   |
| 47 | 45, 46 | orbi12d 746 |
. . . . . . . . 9
  

     |
| 48 | 47 | 3anbi1d 1403 |
. . . . . . . 8
             
 

            |
| 49 | 48 | imbi1d 331 |
. . . . . . 7
                     
  
                    |
| 50 | 49 | 2ralbidv 2989 |
. . . . . 6
            
                
          
                    |
| 51 | 50 | albidv 1849 |
. . . . 5
    
   
     
                             
                    |
| 52 | 51 | imbi2d 330 |
. . . 4
               
                 
             
                     |
| 53 | | breq2 4657 |
. . . . . . . . . 10
              
                |
| 54 | | breq2 4657 |
. . . . . . . . . 10
              
                |
| 55 | 53, 54 | orbi12d 746 |
. . . . . . . . 9
               
   
                            |
| 56 | 55 | 3anbi1d 1403 |
. . . . . . . 8
                
         
 
 
             
                       |
| 57 | 56 | imbi1d 331 |
. . . . . . 7
                                                     
                              |
| 58 | 57 | 2ralbidv 2989 |
. . . . . 6
               

        
                
            
                                  
         |
| 59 | 58 | albidv 1849 |
. . . . 5
                           
                
  

          
                                  
         |
| 60 | 59 | imbi2d 330 |
. . . 4
               
  

        
                 
               
                                  
          |
| 61 | 1 | ad2antrr 762 |
. . . . . . . 8
      
                 
Moore    |
| 62 | | mreexexlem2d.2 |
. . . . . . . 8
mrCls   |
| 63 | | mreexexlem2d.3 |
. . . . . . . 8
mrInd   |
| 64 | | mreexexlem2d.4 |
. . . . . . . . 9
    
                         |
| 65 | 64 | ad2antrr 762 |
. . . . . . . 8
      
                  
  
                         |
| 66 | | simplrl 800 |
. . . . . . . . 9
      
                       |
| 67 | 66 | elpwid 4170 |
. . . . . . . 8
      
                 
    |
| 68 | | simplrr 801 |
. . . . . . . . 9
      
                       |
| 69 | 68 | elpwid 4170 |
. . . . . . . 8
      
                 
    |
| 70 | | simpr2 1068 |
. . . . . . . 8
      
                 
        |
| 71 | | simpr3 1069 |
. . . . . . . 8
      
                      |
| 72 | | simpr1 1067 |
. . . . . . . . 9
      
                      |
| 73 | | en0 8019 |
. . . . . . . . . 10
   |
| 74 | | en0 8019 |
. . . . . . . . . 10
   |
| 75 | 73, 74 | orbi12i 543 |
. . . . . . . . 9
  
    |
| 76 | 72, 75 | sylib 208 |
. . . . . . . 8
      
                      |
| 77 | 61, 62, 63, 65, 67, 69, 70, 71, 76 | mreexexlem3d 16306 |
. . . . . . 7
      
                  
       |
| 78 | 77 | ex 450 |
. . . . . 6
 
                               |
| 79 | 78 | ralrimivva 2971 |
. . . . 5
  
                            |
| 80 | 79 | alrimiv 1855 |
. . . 4
                                 |
| 81 | | nfv 1843 |
. . . . . . . . 9
   |
| 82 | | nfv 1843 |
. . . . . . . . 9

 |
| 83 | | nfa1 2028 |
. . . . . . . . 9
              
                  |
| 84 | 81, 82, 83 | nf3an 1831 |
. . . . . . . 8
  
  

        
                   |
| 85 | | nfv 1843 |
. . . . . . . . . 10
   |
| 86 | | nfv 1843 |
. . . . . . . . . 10
  |
| 87 | | nfra1 2941 |
. . . . . . . . . . 11
   
        
                  |
| 88 | 87 | nfal 2153 |
. . . . . . . . . 10
              
                  |
| 89 | 85, 86, 88 | nf3an 1831 |
. . . . . . . . 9
     

        
                   |
| 90 | | nfv 1843 |
. . . . . . . . . . . . 13
   |
| 91 | | nfv 1843 |
. . . . . . . . . . . . 13
  |
| 92 | | nfra2 2946 |
. . . . . . . . . . . . . 14
   
        
                  |
| 93 | 92 | nfal 2153 |
. . . . . . . . . . . . 13
              
                  |
| 94 | 90, 91, 93 | nf3an 1831 |
. . . . . . . . . . . 12
     

        
                   |
| 95 | | nfv 1843 |
. . . . . . . . . . . 12
     |
| 96 | 94, 95 | nfan 1828 |
. . . . . . . . . . 11
   
   
        
                 
     |
| 97 | 1 | 3ad2ant1 1082 |
. . . . . . . . . . . . . . 15
 
            
                 
Moore    |
| 98 | 97 | ad2antrr 762 |
. . . . . . . . . . . . . 14
   
   
        
                    

      
           Moore    |
| 99 | 64 | 3ad2ant1 1082 |
. . . . . . . . . . . . . . 15
 
            
                  
  
                         |
| 100 | 99 | ad2antrr 762 |
. . . . . . . . . . . . . 14
   
   
        
                    

      
              
                         |
| 101 | | simplrl 800 |
. . . . . . . . . . . . . . 15
   
   
        
                    

      
            
   |
| 102 | 101 | elpwid 4170 |
. . . . . . . . . . . . . 14
   
   
        
                    

      
               |
| 103 | | simplrr 801 |
. . . . . . . . . . . . . . 15
   
   
        
                    

      
            
   |
| 104 | 103 | elpwid 4170 |
. . . . . . . . . . . . . 14
   
   
        
                    

      
               |
| 105 | | simpr2 1068 |
. . . . . . . . . . . . . 14
   
   
        
                    

      
                   |
| 106 | | simpr3 1069 |
. . . . . . . . . . . . . 14
   
   
        
                    

      
               |
| 107 | | simpll2 1101 |
. . . . . . . . . . . . . 14
   
   
        
                    

      
             |
| 108 | | simpll3 1102 |
. . . . . . . . . . . . . 14
   
   
        
                    

      
                       
                   |
| 109 | | simpr1 1067 |
. . . . . . . . . . . . . 14
   
   
        
                    

      
           
   |
| 110 | 98, 62, 63, 100, 102, 104, 105, 106, 107, 108, 109 | mreexexlem4d 16307 |
. . . . . . . . . . . . 13
   
   
        
                    

      
                   |
| 111 | 110 | ex 450 |
. . . . . . . . . . . 12
     

        
                    

       
                   |
| 112 | 111 | expr 643 |
. . . . . . . . . . 11
     

        
                 
          
          
         |
| 113 | 96, 112 | ralrimi 2957 |
. . . . . . . . . 10
     

        
                 
     
    

        
         |
| 114 | 113 | ex 450 |
. . . . . . . . 9
 
            
                    

      
                    |
| 115 | 89, 114 | ralrimi 2957 |
. . . . . . . 8
 
            
                  

        
                   |
| 116 | 84, 115 | alrimi 2082 |
. . . . . . 7
 
            
                              
                   |
| 117 | 116 | 3exp 1264 |
. . . . . 6
     
   
     
                             
                     |
| 118 | 117 | com12 32 |
. . . . 5
     

        
                   

        
                     |
| 119 | 118 | a2d 29 |
. . . 4
  
  

        
                  
  

        
                     |
| 120 | 36, 44, 52, 60, 80, 119 | finds 7092 |
. . 3
                             
                                  
         |
| 121 | 28, 120 | mpcom 38 |
. 2
               
                                  
        |
| 122 | 2, 3, 4, 5, 6, 23,
121 | mreexexlemd 16304 |
1
         |