| Step | Hyp | Ref
| Expression |
| 1 | | simpl2 1003 |
. . . . 5
  
       
           
  |
| 2 | | toptopon2 14339 |
. . . . 5

TopOn     |
| 3 | 1, 2 | sylib 122 |
. . . 4
  
       
           
TopOn     |
| 4 | | simpl3 1004 |
. . . . 5
  
       
           
  |
| 5 | | toptopon2 14339 |
. . . . 5

TopOn     |
| 6 | 4, 5 | sylib 122 |
. . . 4
  
       
           
TopOn     |
| 7 | | simprr 531 |
. . . 4
  
       
           
            |
| 8 | | cnpf2 14527 |
. . . 4
  TopOn   TopOn                      |
| 9 | 3, 6, 7, 8 | syl3anc 1249 |
. . 3
  
       
           
        |
| 10 | | simpl1 1002 |
. . . . 5
  
       
           
  |
| 11 | | toptopon2 14339 |
. . . . 5

TopOn     |
| 12 | 10, 11 | sylib 122 |
. . . 4
  
       
           
TopOn     |
| 13 | | simprl 529 |
. . . 4
  
       
           
        |
| 14 | | cnpf2 14527 |
. . . 4
  TopOn   TopOn         
        |
| 15 | 12, 3, 13, 14 | syl3anc 1249 |
. . 3
  
       
           
        |
| 16 | | fco 5426 |
. . 3
       
                 |
| 17 | 9, 15, 16 | syl2anc 411 |
. 2
  
       
           
          |
| 18 | 3 | adantr 276 |
. . . . . 6
   
                            
TopOn     |
| 19 | 6 | adantr 276 |
. . . . . 6
   
                            
TopOn     |
| 20 | | cnprcl2k 14526 |
. . . . . . . . 9
  TopOn         
   |
| 21 | 12, 1, 13, 20 | syl3anc 1249 |
. . . . . . . 8
  
       
           
   |
| 22 | 15, 21 | ffvelcdmd 5701 |
. . . . . . 7
  
       
           
       |
| 23 | 22 | adantr 276 |
. . . . . 6
   
                                    |
| 24 | 7 | adantr 276 |
. . . . . 6
   
                            
            |
| 25 | | simprl 529 |
. . . . . 6
   
                               |
| 26 | | fvco3 5635 |
. . . . . . . . 9
       
                  |
| 27 | 15, 21, 26 | syl2anc 411 |
. . . . . . . 8
  
       
           
 
              |
| 28 | 27 | adantr 276 |
. . . . . . 7
   
                                             |
| 29 | | simprr 531 |
. . . . . . 7
   
                                     |
| 30 | 28, 29 | eqeltrrd 2274 |
. . . . . 6
   
                                       |
| 31 | | icnpimaex 14531 |
. . . . . 6
   TopOn  
TopOn         
         
                       |
| 32 | 18, 19, 23, 24, 25, 30, 31 | syl33anc 1264 |
. . . . 5
   
                             
            |
| 33 | 12 | ad2antrr 488 |
. . . . . . 7
      
                                       
TopOn     |
| 34 | 3 | ad2antrr 488 |
. . . . . . 7
      
                                       
TopOn     |
| 35 | 21 | ad2antrr 488 |
. . . . . . 7
      
                                       
   |
| 36 | | simplll 533 |
. . . . . . . 8
                                          
        |
| 37 | 36 | adantlll 480 |
. . . . . . 7
      
                                       
        |
| 38 | | simprl 529 |
. . . . . . 7
      
                                       
  |
| 39 | | simprrl 539 |
. . . . . . 7
      
                                       
      |
| 40 | | icnpimaex 14531 |
. . . . . . 7
   TopOn  
TopOn     
     
     


       |
| 41 | 33, 34, 35, 37, 38, 39, 40 | syl33anc 1264 |
. . . . . 6
      
                                       


       |
| 42 | | imaco 5176 |
. . . . . . . . . . 11
               |
| 43 | | imass2 5046 |
. . . . . . . . . . 11
                   |
| 44 | 42, 43 | eqsstrid 3230 |
. . . . . . . . . 10
                 |
| 45 | | simprrr 540 |
. . . . . . . . . 10
                                              
  |
| 46 | | sstr2 3191 |
. . . . . . . . . 10
               
         |
| 47 | 44, 45, 46 | syl2imc 39 |
. . . . . . . . 9
                                                     
   |
| 48 | 47 | adantlll 480 |
. . . . . . . 8
      
                                       
              |
| 49 | 48 | anim2d 337 |
. . . . . . 7
      
                                       
 
           
    |
| 50 | 49 | reximdv 2598 |
. . . . . 6
      
                                       
 

     

     
    |
| 51 | 41, 50 | mpd 13 |
. . . . 5
      
                                       


         |
| 52 | 32, 51 | rexlimddv 2619 |
. . . 4
   
                             

     
   |
| 53 | 52 | expr 375 |
. . 3
   
                            

     
    |
| 54 | 53 | ralrimiva 2570 |
. 2
  
       
           

      


          |
| 55 | | iscnp 14519 |
. . 3
  TopOn   TopOn             
 
                
     
      |
| 56 | 12, 6, 21, 55 | syl3anc 1249 |
. 2
  
       
           
 
                
       

     
      |
| 57 | 17, 54, 56 | mpbir2and 946 |
1
  
       
           
          |