Proof of Theorem omsmo
| Step | Hyp | Ref
| Expression |
| 1 | | simplr 413 |
. . 3
  
     
               |
| 2 | | omsmolem 4256 |
. . . . . . . . . . . 12
   
         
  
               |
| 3 | 2 | adantl 388 |
. . . . . . . . . . 11
  
                               |
| 4 | 3 | imp 350 |
. . . . . . . . . 10
                                  |
| 5 | | omsmolem 4256 |
. . . . . . . . . . . 12
   
         
  
               |
| 6 | 5 | adantr 389 |
. . . . . . . . . . 11
  
                               |
| 7 | 6 | imp 350 |
. . . . . . . . . 10
                                  |
| 8 | 4, 7 | orim12d 565 |
. . . . . . . . 9
                                              |
| 9 | 8 | ancoms 436 |
. . . . . . . 8
   
         
  
                             |
| 10 | 9 | con3d 95 |
. . . . . . 7
   
         
  
                             |
| 11 | | ssel 2063 |
. . . . . . . . . . . . . . 15
             |
| 12 | | ffvelrn 3814 |
. . . . . . . . . . . . . . 15
             |
| 13 | 11, 12 | syl5 21 |
. . . . . . . . . . . . . 14
               |
| 14 | 13 | exp3a 375 |
. . . . . . . . . . . . 13
               |
| 15 | 14 | imp 350 |
. . . . . . . . . . . 12
               |
| 16 | | eloni 2958 |
. . . . . . . . . . . 12
           |
| 17 | 15, 16 | syl6 22 |
. . . . . . . . . . 11
               |
| 18 | | ssel 2063 |
. . . . . . . . . . . . . . 15
             |
| 19 | | ffvelrn 3814 |
. . . . . . . . . . . . . . 15
             |
| 20 | 18, 19 | syl5 21 |
. . . . . . . . . . . . . 14
               |
| 21 | 20 | exp3a 375 |
. . . . . . . . . . . . 13
               |
| 22 | 21 | imp 350 |
. . . . . . . . . . . 12
               |
| 23 | | eloni 2958 |
. . . . . . . . . . . 12
           |
| 24 | 22, 23 | syl6 22 |
. . . . . . . . . . 11
               |
| 25 | 17, 24 | anim12d 558 |
. . . . . . . . . 10
                       |
| 26 | 25 | imp 350 |
. . . . . . . . 9
  
     
              |
| 27 | | ordtri3 2983 |
. . . . . . . . 9
                                         |
| 28 | 26, 27 | syl 10 |
. . . . . . . 8
  
     
                                |
| 29 | 28 | adantlr 393 |
. . . . . . 7
   
         
  
                                   |
| 30 | | ordtri3 2983 |
. . . . . . . . 9
         |
| 31 | | nnord 3140 |
. . . . . . . . 9
   |
| 32 | | nnord 3140 |
. . . . . . . . 9
   |
| 33 | 30, 31, 32 | syl2an 454 |
. . . . . . . 8
  
      |
| 34 | 33 | adantl 388 |
. . . . . . 7
   
         
  
           |
| 35 | 10, 29, 34 | 3imtr4d 543 |
. . . . . 6
   
         
  
                 |
| 36 | 35 | exp32 377 |
. . . . 5
  
     
                         |
| 37 | 36 | r19.21adv 1718 |
. . . 4
  
     
                        |
| 38 | 37 | r19.21aiv 1713 |
. . 3
  
     
                       |
| 39 | 1, 38 | jca 288 |
. 2
  
     
              

             |
| 40 | | f1fv 3874 |
. 2
          

             |
| 41 | 39, 40 | sylibr 200 |
1
  
     
               |