Proof of Theorem kmlem13
| Step | Hyp | Ref
| Expression |
| 1 | | kmlem1 4689 |
. . 3
      

               

               |
| 2 | | raleq1 1762 |
. . . . . . 7
       
       |
| 3 | 2 | raleqd 1767 |
. . . . . 6
        

       |
| 4 | | raleq1 1762 |
. . . . . . 7
                 |
| 5 | 4 | exbidv 1261 |
. . . . . 6
                     |
| 6 | 3, 5 | imbi12d 624 |
. . . . 5
   

                   
            |
| 7 | 6 | cbvalv 1296 |
. . . 4
     
      

             
           |
| 8 | | kmlem9.1 |
. . . . . . 7
 
         |
| 9 | 8 | kmlem10 4698 |
. . . . . 6
     
      

               |
| 10 | | ineq2 2182 |
. . . . . . . . . . . 12
       |
| 11 | 10 | eleq2d 1517 |
. . . . . . . . . . 11
         |
| 12 | 11 | eubidv 1363 |
. . . . . . . . . 10
           |
| 13 | 12 | imbi2d 610 |
. . . . . . . . 9
               |
| 14 | 13 | ralbidv 1639 |
. . . . . . . 8
                 |
| 15 | 14 | cbvexv 1297 |
. . . . . . 7
   

              |
| 16 | 8 | kmlem12 4700 |
. . . . . . . . . . 11
        
       
           |
| 17 | | visset 1788 |
. . . . . . . . . . . . 13
 |
| 18 | 17 | inex1 2684 |
. . . . . . . . . . . 12
  
 |
| 19 | | ineq2 2182 |
. . . . . . . . . . . . . . . 16
             |
| 20 | 19 | eleq2d 1517 |
. . . . . . . . . . . . . . 15
               |
| 21 | 20 | eubidv 1363 |
. . . . . . . . . . . . . 14
                 |
| 22 | 21 | imbi2d 610 |
. . . . . . . . . . . . 13
     
               |
| 23 | 22 | ralbidv 1639 |
. . . . . . . . . . . 12
     

                |
| 24 | 18, 23 | cla4ev 1842 |
. . . . . . . . . . 11
            

      |
| 25 | 16, 24 | syl6 22 |
. . . . . . . . . 10
        
                  |
| 26 | 25 | 19.23adv 1198 |
. . . . . . . . 9
        
   

               |
| 27 | 26 | com12 11 |
. . . . . . . 8
   

        
               |
| 28 | | kmlem3 4691 |
. . . . . . . . . . 11
       
 

     |
| 29 | | ralinexa 1659 |
. . . . . . . . . . . 12
      

     |
| 30 | 29 | rexbii 1644 |
. . . . . . . . . . 11
        

     |
| 31 | | rexnal 1630 |
. . . . . . . . . . 11
       


     |
| 32 | 28, 30, 31 | 3bitr 177 |
. . . . . . . . . 10
       
 
      |
| 33 | 32 | ralbii 1643 |
. . . . . . . . 9
        

 
      |
| 34 | | ralnex 1629 |
. . . . . . . . 9
        



     |
| 35 | 33, 34 | bitr 173 |
. . . . . . . 8
        
  
      |
| 36 | 27, 35 | syl5ibr 207 |
. . . . . . 7
   

                       |
| 37 | 15, 36 | sylbi 199 |
. . . . . 6
   

                       |
| 38 | 9, 37 | syl 10 |
. . . . 5
     
      

                  |