Proof of Theorem isf34lem7
| Step | Hyp | Ref
| Expression |
| 1 | | compss.a |
. . . . . . 7
      |
| 2 | 1 | isf34lem2 9195 |
. . . . . 6
 FinIII         |
| 3 | 2 | adantr 481 |
. . . . 5
 
FinIII
              |
| 4 | 3 | 3adant3 1081 |
. . . 4
 
FinIII
     
                 |
| 5 | | ffn 6045 |
. . . 4
          |
| 6 | 4, 5 | syl 17 |
. . 3
 
FinIII
     
        
   |
| 7 | | imassrn 5477 |
. . . 4
  
  |
| 8 | | frn 6053 |
. . . . . 6
          |
| 9 | 3, 8 | syl 17 |
. . . . 5
 
FinIII
     
   |
| 10 | 9 | 3adant3 1081 |
. . . 4
 
FinIII
     
        
   |
| 11 | 7, 10 | syl5ss 3614 |
. . 3
 
FinIII
     
            
   |
| 12 | | simp1 1061 |
. . . . 5
 
FinIII
     
        
FinIII |
| 13 | | fco 6058 |
. . . . . . 7
       
               |
| 14 | 2, 13 | sylan 488 |
. . . . . 6
 
FinIII
               |
| 15 | 14 | 3adant3 1081 |
. . . . 5
 
FinIII
     
                  |
| 16 | | sscon 3744 |
. . . . . . . 8
               
       |
| 17 | | simpr 477 |
. . . . . . . . . . 11
 
FinIII
             |
| 18 | | peano2 7086 |
. . . . . . . . . . 11

  |
| 19 | | fvco3 6275 |
. . . . . . . . . . 11
                   
    |
| 20 | 17, 18, 19 | syl2an 494 |
. . . . . . . . . 10
   FinIII                   
    |
| 21 | | simpll 790 |
. . . . . . . . . . 11
   FinIII        FinIII |
| 22 | | ffvelrn 6357 |
. . . . . . . . . . . . 13
               |
| 23 | 17, 18, 22 | syl2an 494 |
. . . . . . . . . . . 12
   FinIII               |
| 24 | 23 | elpwid 4170 |
. . . . . . . . . . 11
   FinIII              |
| 25 | 1 | isf34lem1 9194 |
. . . . . . . . . . 11
 
FinIII
                     |
| 26 | 21, 24, 25 | syl2anc 693 |
. . . . . . . . . 10
   FinIII                   
    |
| 27 | 20, 26 | eqtrd 2656 |
. . . . . . . . 9
   FinIII                 
    |
| 28 | | fvco3 6275 |
. . . . . . . . . . 11
      
                 |
| 29 | 28 | adantll 750 |
. . . . . . . . . 10
   FinIII                        |
| 30 | | ffvelrn 6357 |
. . . . . . . . . . . . 13
      
        |
| 31 | 30 | adantll 750 |
. . . . . . . . . . . 12
   FinIII               |
| 32 | 31 | elpwid 4170 |
. . . . . . . . . . 11
   FinIII              |
| 33 | 1 | isf34lem1 9194 |
. . . . . . . . . . 11
 
FinIII
    
                |
| 34 | 21, 32, 33 | syl2anc 693 |
. . . . . . . . . 10
   FinIII                        |
| 35 | 29, 34 | eqtrd 2656 |
. . . . . . . . 9
   FinIII                      |
| 36 | 27, 35 | sseq12d 3634 |
. . . . . . . 8
   FinIII             
             
        |
| 37 | 16, 36 | syl5ibr 236 |
. . . . . . 7
   FinIII                
 
             |
| 38 | 37 | ralimdva 2962 |
. . . . . 6
 
FinIII
                                |
| 39 | 38 | 3impia 1261 |
. . . . 5
 
FinIII
     
         
              |
| 40 | | fin33i 9191 |
. . . . 5
 
FinIII
      
             
 
     |
| 41 | 12, 15, 39, 40 | syl3anc 1326 |
. . . 4
 
FinIII
     
            
   |
| 42 | | rnco2 5642 |
. . . . 5

      |
| 43 | 42 | inteqi 4479 |
. . . 4
 
       |
| 44 | 41, 43, 42 | 3eltr3g 2717 |
. . 3
 
FinIII
     
                
   |
| 45 | | fnfvima 6496 |
. . 3
      
                 
            |
| 46 | 6, 11, 44, 45 | syl3anc 1326 |
. 2
 
FinIII
     
                       
    |
| 47 | | simpl 473 |
. . . . . 6
 
FinIII
     
FinIII |
| 48 | 7, 9 | syl5ss 3614 |
. . . . . 6
 
FinIII
         
   |
| 49 | | incom 3805 |
. . . . . . . . 9

    |
| 50 | | frn 6053 |
. . . . . . . . . . . 12
         |
| 51 | 50 | adantl 482 |
. . . . . . . . . . 11
 
FinIII
     
   |
| 52 | | fdm 6051 |
. . . . . . . . . . . 12
          |
| 53 | 3, 52 | syl 17 |
. . . . . . . . . . 11
 
FinIII
         |
| 54 | 51, 53 | sseqtr4d 3642 |
. . . . . . . . . 10
 
FinIII
     
  |
| 55 | | df-ss 3588 |
. . . . . . . . . 10


   |
| 56 | 54, 55 | sylib 208 |
. . . . . . . . 9
 
FinIII
      
   |
| 57 | 49, 56 | syl5eq 2668 |
. . . . . . . 8
 
FinIII
      
   |
| 58 | | fdm 6051 |
. . . . . . . . . . 11
        |
| 59 | 58 | adantl 482 |
. . . . . . . . . 10
 
FinIII
        |
| 60 | | peano1 7085 |
. . . . . . . . . . 11
 |
| 61 | | ne0i 3921 |
. . . . . . . . . . 11

  |
| 62 | 60, 61 | mp1i 13 |
. . . . . . . . . 10
 
FinIII
        |
| 63 | 59, 62 | eqnetrd 2861 |
. . . . . . . . 9
 
FinIII
        |
| 64 | | dm0rn0 5342 |
. . . . . . . . . 10

  |
| 65 | 64 | necon3bii 2846 |
. . . . . . . . 9

  |
| 66 | 63, 65 | sylib 208 |
. . . . . . . 8
 
FinIII
        |
| 67 | 57, 66 | eqnetrd 2861 |
. . . . . . 7
 
FinIII
      
   |
| 68 | | imadisj 5484 |
. . . . . . . 8
    

   |
| 69 | 68 | necon3bii 2846 |
. . . . . . 7
    

   |
| 70 | 67, 69 | sylibr 224 |
. . . . . 6
 
FinIII
            |
| 71 | 1 | isf34lem5 9200 |
. . . . . 6
 
FinIII
                           
    |
| 72 | 47, 48, 70, 71 | syl12anc 1324 |
. . . . 5
 
FinIII
                     
    |
| 73 | 1 | isf34lem3 9197 |
. . . . . . 7
 
FinIII
            |
| 74 | 47, 51, 73 | syl2anc 693 |
. . . . . 6
 
FinIII
                |
| 75 | 74 | unieqd 4446 |
. . . . 5
 
FinIII
                  |
| 76 | 72, 75 | eqtrd 2656 |
. . . 4
 
FinIII
                  |
| 77 | 76, 74 | eleq12d 2695 |
. . 3
 
FinIII
                     
      |
| 78 | 77 | 3adant3 1081 |
. 2
 
FinIII
     
                        
      |
| 79 | 46, 78 | mpbid 222 |
1
 
FinIII
     
            |