Proof of Theorem xpmapenlem5
| Step | Hyp | Ref
| Expression |
| 1 | | oprex 4907 |
. 2
  
  |
| 2 | | opex 3527 |
. . 3
    |
| 3 | 2 | a1i 8 |
. 2

         |
| 4 | | xpmapen.3 |
. . . 4
 |
| 5 | | xpmapenlem.6 |
. . . 4
       
               |
| 6 | 4, 5 | fopabex2 4541 |
. . 3
 |
| 7 | 6 | a1i 8 |
. 2
         |
| 8 | | xpmapenlem.5 |
. . . . . . . . . . 11
               |
| 9 | 4, 8 | fopabex2 4541 |
. . . . . . . . . 10
 |
| 10 | 9 | opelxp 4036 |
. . . . . . . . 9
          |
| 11 | | xpmapenlem.4 |
. . . . . . . . . 10
               |
| 12 | 4, 11 | fopabex2 4541 |
. . . . . . . . 9
 |
| 13 | 10, 12, 9 | mpbir2an 800 |
. . . . . . . 8
   
  |
| 14 | | eleq1 1957 |
. . . . . . . 8
         
     |
| 15 | 13, 14 | mpbiri 211 |
. . . . . . 7
   
    |
| 16 | 15 | adantl 424 |
. . . . . 6
       
   

   |
| 17 | | elxp4 4379 |
. . . . . . 7
     
      



    |
| 18 | 17 | simplbi 349 |
. . . . . 6
    
       |
| 19 | 16, 18 | syl 12 |
. . . . 5
       
   
         |
| 20 | 12 | op1sta 4372 |
. . . . . . . . . 10
       |
| 21 | | sneq 3054 |
. . . . . . . . . . . 12
             |
| 22 | 21 | dmeqd 4159 |
. . . . . . . . . . 11
            |
| 23 | 22 | unieqd 3188 |
. . . . . . . . . 10
              |
| 24 | | xpmapen.1 |
. . . . . . . . . . . . . 14
 |
| 25 | | xpmapen.2 |
. . . . . . . . . . . . . 14
 |
| 26 | 24, 25, 4, 11, 8, 5 | xpmapenlem1 5590 |
. . . . . . . . . . . . 13
   
     
      
    |
| 27 | 26 | simpli 347 |
. . . . . . . . . . . 12
      
   |
| 28 | 26 | simpri 351 |
. . . . . . . . . . . 12
      
   |
| 29 | 24, 25, 4, 11, 8, 5 | xpmapenlem2 5591 |
. . . . . . . . . . . . . . 15
   
                                |
| 30 | 29 | simplld 348 |
. . . . . . . . . . . . . 14
   
                 |
| 31 | 30 | eqeq2d 1895 |
. . . . . . . . . . . . 13
   
                   |
| 32 | 31 | pm5.32da 711 |
. . . . . . . . . . . 12
                         |
| 33 | 27, 28, 32 | opabbid 3399 |
. . . . . . . . . . 11
                                 |
| 34 | 33, 11 | syl6eqr 1946 |
. . . . . . . . . 10
                   |
| 35 | 20, 23, 34 | 3eqtr4a 1954 |
. . . . . . . . 9
                     |
| 36 | 12, 9 | op2nda 4377 |
. . . . . . . . . 10
       |
| 37 | 21 | rneqd 4188 |
. . . . . . . . . . 11
            |
| 38 | 37 | unieqd 3188 |
. . . . . . . . . 10
              |
| 39 | 29 | simprd 352 |
. . . . . . . . . . . . . 14
   
                 |
| 40 | 39 | eqeq2d 1895 |
. . . . . . . . . . . . 13
   
                   |
| 41 | 40 | pm5.32da 711 |
. . . . . . . . . . . 12
                         |
| 42 | 27, 28, 41 | opabbid 3399 |
. . . . . . . . . . 11
                                 |
| 43 | 42, 8 | syl6eqr 1946 |
. . . . . . . . . 10
                   |
| 44 | 36, 38, 43 | 3eqtr4a 1954 |
. . . . . . . . 9
                     |
| 45 | 35, 44 | jca 310 |
. . . . . . . 8
         
          
                 |
| 46 | 45 | adantl 424 |
. . . . . . 7
       
   
 
                                |
| 47 | | ffvelrn 4787 |
. . . . . . . . . 10
       
         |
| 48 | 47 | r19.21aiva 2176 |
. . . . . . . . 9
                |
| 49 | 48 | adantr 425 |
. . . . . . . 8
       
   

        |
| 50 | | ax-17 1317 |
. . . . . . . . . . 11
                |
| 51 | 50, 27 | hban 1356 |
. . . . . . . . . 10
       
   
        
      |
| 52 | 24, 25, 4, 11, 8, 5 | xpmapenlem3 5592 |
. . . . . . . . . . . . . 14
       
   
  |
| 53 | 52 | fveq1d 4683 |
. . . . . . . . . . . . 13
       
   
          |
| 54 | | opex 3527 |
. . . . . . . . . . . . . . 15
  
             |
| 55 | | fvopab2 4754 |
. . . . . . . . . . . . . . 15
                     
                                       |
| 56 | 54, 55 | mpan2 760 |
. . . . . . . . . . . . . 14
                                            |
| 57 | 5 | fveq1i 4682 |
. . . . . . . . . . . . . 14
                               |
| 58 | 56, 57 | syl5eq 1940 |
. . . . . . . . . . . . 13
       
              |
| 59 | 53, 58 | sylan9eq 1948 |
. . . . . . . . . . . 12
            
                      |
| 60 | 59 | eleq1d 1963 |
. . . . . . . . . . 11
            
                            |
| 61 | | fvex 4689 |
. . . . . . . . . . . 12
 
     |
| 62 | 61 | opelxp 4036 |
. . . . . . . . . . 11
                                  |
| 63 | 60, 62 | syl6bb 595 |
. . . . . . . . . 10
            
                
        |
| 64 | 51, 63 | ralbida 2117 |
. . . . . . . . 9
       
   
 
                        |
| 65 | | r19.26 2219 |
. . . . . . . . 9
                 
 
    
 
       |
| 66 | 64, 65 | syl6bb 595 |
. . . . . . . 8
       
   
 
                         |
| 67 | 49, 66 | mpbid 212 |
. . . . . . 7
       
   
 
 
    
 
       |
| 68 | 46, 67 | jca 310 |
. . . . . 6
       
   
      
          
                       
 
        |
| 69 | | an4 564 |
. . . . . . 7
                   
                                     
          
 
      
   
          
 
        |
| 70 | | fopabfv 4804 |
. . . . . . . 8
 
                     
 
       |
| 71 | | fopabfv 4804 |
. . . . . . . 8
 
                     
 
       |
| 72 | 70, 71 | anbi12i 540 |
. . . . . . 7
        
                                               
 
        |
| 73 | 69, 72 | bitr4i 193 |
. . . . . 6
                   
                                      
        |
| 74 | 68, 73 | sylib 215 |
. . . . 5
       
   
 
     
        |
| 75 | 19, 74, 52 | jca31 311 |
. . . 4
       
   
   
      
     
          |
| 76 | 24, 25, 4, 11, 8, 5 | xpmapenlem4 5593 |
. . . 4
                 
                     |
| 77 | 75, 76 | impbii 174 |
. . 3
       
                    
          |
| 78 | 24, 25 | xpex 4096 |
. . . . 5

  |
| 79 | 78, 4 | elmap 5393 |
. . . 4

            |
| 80 | 79 | anbi1i 539 |
. . 3
    
  
        
      |
| 81 | | elxp4 4379 |
. . . . 5
         
      

  
       |
| 82 | 24, 4 | elmap 5393 |
. . . . . . 7
 

          |
| 83 | 25, 4 | elmap 5393 |
. . . . . . 7
 

          |
| 84 | 82, 83 | anbi12i 540 |
. . . . . 6
   

             
        |
| 85 | 84 | anbi2i 538 |
. . . . 5
          

  
              
     
         |
| 86 | 81, 85 | bitri 190 |
. . . 4
         
      
     
         |
| 87 | 86 | anbi1i 539 |
. . 3
    
                    
          |
| 88 | 77, 80, 87 | 3bitr4i 200 |
. 2
    
  
     
      |
| 89 | 1, 3, 7, 88 | en2 5461 |
1
  
        |