Proof of Theorem aceq5lem5
| Step | Hyp | Ref
| Expression |
| 1 | | aceq5lem.1 |
. . 3
          |
| 2 | | aceq5lem.2 |
. . 3
    |
| 3 | | aceq5lem.3 |
. . 3
               

     |
| 4 | 1, 2, 3 | aceq5lem4 3561 |
. 2

        |
| 5 | | pm3.27 260 |
. . . . . . . . . . 11
     |
| 6 | 5 | a1i 7 |
. . . . . . . . . 10
      

   |
| 7 | | ineq1 1638 |
. . . . . . . . . . . . . 14
    
          |
| 8 | 7 | eleq2d 1156 |
. . . . . . . . . . . . 13
    
            |
| 9 | 8 | bieudv 1013 |
. . . . . . . . . . . 12
    
              |
| 10 | 9 | rcla4v 1402 |
. . . . . . . . . . 11
               
    |
| 11 | 1 | aceq5lem3 3560 |
. . . . . . . . . . 11
         |
| 12 | | aceq5lem1 3558 |
. . . . . . . . . . 11
                 |
| 13 | 10, 11, 12 | 3imtr3g 425 |
. . . . . . . . . 10
      

          |
| 14 | 6, 13 | jcad 455 |
. . . . . . . . 9
      


           |
| 15 | 2 | eleq2i 1153 |
. . . . . . . . . . . 12
            |
| 16 | | elin 1635 |
. . . . . . . . . . . 12
                  |
| 17 | 1 | aceq5lem2 3559 |
. . . . . . . . . . . . . 14
         |
| 18 | 17 | anbi1i 368 |
. . . . . . . . . . . . 13
     
     
       |
| 19 | | anass 336 |
. . . . . . . . . . . . 13
     
           |
| 20 | 18, 19 | bitr 151 |
. . . . . . . . . . . 12
     
             |
| 21 | 15, 16, 20 | 3bitr 155 |
. . . . . . . . . . 11
             |
| 22 | 21 | bieu 1014 |
. . . . . . . . . 10
                 |
| 23 | | euanv 1053 |
. . . . . . . . . 10
                     |
| 24 | 22, 23 | bitr2 152 |
. . . . . . . . 9
                 |
| 25 | 14, 24 | syl6ib 185 |
. . . . . . . 8
      

        |
| 26 | | euex 1021 |
. . . . . . . . 9
     
       |
| 27 | | hbeu1 1015 |
. . . . . . . . . . 11
     
         |
| 28 | | ax-17 925 |
. . . . . . . . . . 11
    
        |
| 29 | 27, 28 | hbim 702 |
. . . . . . . . . 10
                       
   |
| 30 | 21 | pm3.27bd 263 |
. . . . . . . . . . . 12
           |
| 31 | 30 | pm3.26d 258 |
. . . . . . . . . . 11
      |
| 32 | | visset 1350 |
. . . . . . . . . . . . . . 15
 |
| 33 | 32 | tz6.12 2843 |
. . . . . . . . . . . . . 14
                 |
| 34 | 33 | eleq1d 1155 |
. . . . . . . . . . . . 13
                   |
| 35 | 34 | biimparc 327 |
. . . . . . . . . . . 12
     
             |
| 36 | 35 | exp32 294 |
. . . . . . . . . . 11
              
    |
| 37 | 31, 36 | mpcom 49 |
. . . . . . . . . 10
         
       |
| 38 | 29, 37 | 19.23ai 746 |
. . . . . . . . 9
     
         
   |
| 39 | 26, 38 | mpcom 49 |
. . . . . . . 8
     
      |
| 40 | 25, 39 | syl6 23 |
. . . . . . 7
      

       |
| 41 | 40 | exp3a 292 |
. . . . . 6
               |
| 42 | 41 | com23 32 |
. . . . 5
      
   
    |
| 43 | 42 | r19.21aiv 1259 |
. . . 4
     
    
   |
| 44 | | visset 1350 |
. . . . . . 7
 |
| 45 | 44 | inex2 1698 |
. . . . . 6
 
  |
| 46 | 2, 45 | eqeltr 1159 |
. . . . 5
 |
| 47 | | fveq1 2831 |
. . . . . . . 8
           |
| 48 | 47 | eleq1d 1155 |
. . . . . . 7
         
   |
| 49 | 48 | imbi2d 464 |
. . . . . 6
            
    |
| 50 | 49 | biraldv 1219 |
. . . . 5
         
    
    |
| 51 | 46, 50 | cla4ev 1401 |
. . . 4
                   |
| 52 | 43, 51 | syl 12 |
. . 3
                |
| 53 | 52 | 19.23aiv 952 |
. 2
   

    
    
   |
| 54 | 4, 53 | syl 12 |
1

           |