Proof of Theorem cnfcom3
| Step | Hyp | Ref
| Expression |
| 1 | | omelon 8543 |
. . . . . 6
 |
| 2 | | cnfcom.a |
. . . . . . 7
   |
| 3 | | suppssdm 7308 |
. . . . . . . . 9
 supp 
 |
| 4 | | cnfcom.f |
. . . . . . . . . . . . 13
   CNF      |
| 5 | | cnfcom.s |
. . . . . . . . . . . . . . . 16
 CNF   |
| 6 | 1 | a1i 11 |
. . . . . . . . . . . . . . . 16
   |
| 7 | 5, 6, 2 | cantnff1o 8593 |
. . . . . . . . . . . . . . 15
  CNF
         |
| 8 | | f1ocnv 6149 |
. . . . . . . . . . . . . . 15
  CNF       
  CNF          |
| 9 | | f1of 6137 |
. . . . . . . . . . . . . . 15
   CNF
      
  CNF          |
| 10 | 7, 8, 9 | 3syl 18 |
. . . . . . . . . . . . . 14
   CNF          |
| 11 | | cnfcom.b |
. . . . . . . . . . . . . 14
     |
| 12 | 10, 11 | ffvelrnd 6360 |
. . . . . . . . . . . . 13
    CNF       |
| 13 | 4, 12 | syl5eqel 2705 |
. . . . . . . . . . . 12
   |
| 14 | 5, 6, 2 | cantnfs 8563 |
. . . . . . . . . . . 12
       finSupp     |
| 15 | 13, 14 | mpbid 222 |
. . . . . . . . . . 11
      finSupp
   |
| 16 | 15 | simpld 475 |
. . . . . . . . . 10
       |
| 17 | | fdm 6051 |
. . . . . . . . . 10
       |
| 18 | 16, 17 | syl 17 |
. . . . . . . . 9
   |
| 19 | 3, 18 | syl5sseq 3653 |
. . . . . . . 8
  supp    |
| 20 | | cnfcom.w |
. . . . . . . . 9
      |
| 21 | | ovex 6678 |
. . . . . . . . . . . . . . 15
 supp 
 |
| 22 | | cnfcom.g |
. . . . . . . . . . . . . . . 16
OrdIso  supp    |
| 23 | 22 | oion 8441 |
. . . . . . . . . . . . . . 15
  supp    |
| 24 | 21, 23 | ax-mp 5 |
. . . . . . . . . . . . . 14
 |
| 25 | 24 | elexi 3213 |
. . . . . . . . . . . . 13
 |
| 26 | 25 | uniex 6953 |
. . . . . . . . . . . 12
  |
| 27 | 26 | sucid 5804 |
. . . . . . . . . . 11
   |
| 28 | | cnfcom.h |
. . . . . . . . . . . 12
seq𝜔  

     |
| 29 | | cnfcom.t |
. . . . . . . . . . . 12
seq𝜔  
    |
| 30 | | cnfcom.m |
. . . . . . . . . . . 12
                 |
| 31 | | cnfcom.k |
. . . . . . . . . . . 12
            |
| 32 | | cnfcom3.1 |
. . . . . . . . . . . . 13

  |
| 33 | | peano1 7085 |
. . . . . . . . . . . . . 14
 |
| 34 | 33 | a1i 11 |
. . . . . . . . . . . . 13

  |
| 35 | 32, 34 | sseldd 3604 |
. . . . . . . . . . . 12

  |
| 36 | 5, 2, 11, 4, 22, 28, 29, 30, 31, 20, 35 | cnfcom2lem 8598 |
. . . . . . . . . . 11
    |
| 37 | 27, 36 | syl5eleqr 2708 |
. . . . . . . . . 10
    |
| 38 | 22 | oif 8435 |
. . . . . . . . . . 11
     supp   |
| 39 | 38 | ffvelrni 6358 |
. . . . . . . . . 10
        supp    |
| 40 | 37, 39 | syl 17 |
. . . . . . . . 9
       supp    |
| 41 | 20, 40 | syl5eqel 2705 |
. . . . . . . 8
  supp    |
| 42 | 19, 41 | sseldd 3604 |
. . . . . . 7
   |
| 43 | | onelon 5748 |
. . . . . . 7
 
   |
| 44 | 2, 42, 43 | syl2anc 693 |
. . . . . 6
   |
| 45 | | oecl 7617 |
. . . . . 6
 
     |
| 46 | 1, 44, 45 | sylancr 695 |
. . . . 5
     |
| 47 | 16, 42 | ffvelrnd 6360 |
. . . . . 6
       |
| 48 | | nnon 7071 |
. . . . . 6
           |
| 49 | 47, 48 | syl 17 |
. . . . 5
       |
| 50 | | cnfcom.y |
. . . . . 6
                |
| 51 | | cnfcom.x |
. . . . . 6
                  |
| 52 | 50, 51 | omf1o 8063 |
. . . . 5
                                  |
| 53 | 46, 49, 52 | syl2anc 693 |
. . . 4
                          |
| 54 | | ffn 6045 |
. . . . . . . . . . 11
       |
| 55 | 16, 54 | syl 17 |
. . . . . . . . . 10
   |
| 56 | | 0ex 4790 |
. . . . . . . . . . 11
 |
| 57 | 56 | a1i 11 |
. . . . . . . . . 10

  |
| 58 | | elsuppfn 7303 |
. . . . . . . . . 10
 
   supp 

        |
| 59 | 55, 2, 57, 58 | syl3anc 1326 |
. . . . . . . . 9
   supp 

        |
| 60 | | simpr 477 |
. . . . . . . . 9
             |
| 61 | 59, 60 | syl6bi 243 |
. . . . . . . 8
   supp         |
| 62 | 41, 61 | mpd 15 |
. . . . . . 7
       |
| 63 | | on0eln0 5780 |
. . . . . . . 8
         
       |
| 64 | 47, 48, 63 | 3syl 18 |
. . . . . . 7
 
           |
| 65 | 62, 64 | mpbird 247 |
. . . . . 6

      |
| 66 | 5, 2, 11, 4, 22, 28, 29, 30, 31, 20, 32 | cnfcom3lem 8600 |
. . . . . . 7
     |
| 67 | | ondif1 7581 |
. . . . . . . 8
  
    |
| 68 | 67 | simprbi 480 |
. . . . . . 7
  
  |
| 69 | 66, 68 | syl 17 |
. . . . . 6

  |
| 70 | | omabs 7727 |
. . . . . 6
            
              |
| 71 | 47, 65, 44, 69, 70 | syl22anc 1327 |
. . . . 5
             |
| 72 | | f1oeq3 6129 |
. . . . 5
                                                       |
| 73 | 71, 72 | syl 17 |
. . . 4
                                             |
| 74 | 53, 73 | mpbid 222 |
. . 3
                    |
| 75 | 5, 2, 11, 4, 22, 28, 29, 30, 31, 20, 35 | cnfcom2 8599 |
. . 3
                   |
| 76 | | f1oco 6159 |
. . 3
                                   
 
    
          |
| 77 | 74, 75, 76 | syl2anc 693 |
. 2
                  |
| 78 | | cnfcom.n |
. . 3
          |
| 79 | | f1oeq1 6127 |
. . 3
                
 
    
           |
| 80 | 78, 79 | ax-mp 5 |
. 2
                        |
| 81 | 77, 80 | sylibr 224 |
1
         |