| Step | Hyp | Ref
| Expression |
| 1 | | elfz1b 12409 |
. . . . 5
    
    |
| 2 | 1 | biimpi 206 |
. . . 4
     
   |
| 3 | | psgnfzto1st.d |
. . . 4
     |
| 4 | 2, 3 | eleq2s 2719 |
. . 3
 
   |
| 5 | | 3ancoma 1045 |
. . 3
 

    |
| 6 | 4, 5 | sylibr 224 |
. 2
 
   |
| 7 | | df-3an 1039 |
. . 3
 

 
    |
| 8 | | breq1 4656 |
. . . . . 6
 
   |
| 9 | | simpl 473 |
. . . . . . . . . 10
     |
| 10 | 9 | breq2d 4665 |
. . . . . . . . . . 11
   
   |
| 11 | 10 | ifbid 4108 |
. . . . . . . . . 10
                   |
| 12 | 9, 11 | ifeq12d 4106 |
. . . . . . . . 9
         
                   |
| 13 | 12 | mpteq2dva 4744 |
. . . . . . . 8
                               |
| 14 | | eqid 2622 |
. . . . . . . . 9
 |
| 15 | | eqid 2622 |
. . . . . . . . . 10
      
                      |
| 16 | 3, 15 | fzto1st1 29852 |
. . . . . . . . 9
                  |
| 17 | 14, 16 | ax-mp 5 |
. . . . . . . 8
      
      
  |
| 18 | 13, 17 | syl6eq 2672 |
. . . . . . 7
                  |
| 19 | 18 | eleq1d 2686 |
. . . . . 6
         
     
    |
| 20 | 8, 19 | imbi12d 334 |
. . . . 5
          
      
      |
| 21 | | breq1 4656 |
. . . . . 6
 
   |
| 22 | | simpl 473 |
. . . . . . . . 9
 
   |
| 23 | 22 | breq2d 4665 |
. . . . . . . . . 10
 
     |
| 24 | 23 | ifbid 4108 |
. . . . . . . . 9
 
   
             |
| 25 | 22, 24 | ifeq12d 4106 |
. . . . . . . 8
 
       
           
       |
| 26 | 25 | mpteq2dva 4744 |
. . . . . . 7
                      
        |
| 27 | 26 | eleq1d 2686 |
. . . . . 6
         
     

     
          |
| 28 | 21, 27 | imbi12d 334 |
. . . . 5
          
      


     
           |
| 29 | | breq1 4656 |
. . . . . 6
   
     |
| 30 | | simpl 473 |
. . . . . . . . 9
   
     |
| 31 | 30 | breq2d 4665 |
. . . . . . . . . 10
   
       |
| 32 | 31 | ifbid 4108 |
. . . . . . . . 9
   
   
               |
| 33 | 30, 32 | ifeq12d 4106 |
. . . . . . . 8
   
       
                       |
| 34 | 33 | mpteq2dva 4744 |
. . . . . . 7
                                     |
| 35 | 34 | eleq1d 2686 |
. . . . . 6
           
     

       
            |
| 36 | 29, 35 | imbi12d 334 |
. . . . 5
            
      
                         |
| 37 | | breq1 4656 |
. . . . . 6
 
   |
| 38 | | simpl 473 |
. . . . . . . . . 10
 
   |
| 39 | 38 | breq2d 4665 |
. . . . . . . . . . 11
 
     |
| 40 | 39 | ifbid 4108 |
. . . . . . . . . 10
 
   
             |
| 41 | 38, 40 | ifeq12d 4106 |
. . . . . . . . 9
 
       
           
       |
| 42 | 41 | mpteq2dva 4744 |
. . . . . . . 8
                      
        |
| 43 | | psgnfzto1st.p |
. . . . . . . 8
       
       |
| 44 | 42, 43 | syl6eqr 2674 |
. . . . . . 7
                 |
| 45 | 44 | eleq1d 2686 |
. . . . . 6
         
     
   |
| 46 | 37, 45 | imbi12d 334 |
. . . . 5
          
      

    |
| 47 | | fzfi 12771 |
. . . . . . . . 9
     |
| 48 | 3, 47 | eqeltri 2697 |
. . . . . . . 8
 |
| 49 | | psgnfzto1st.g |
. . . . . . . . 9
     |
| 50 | 49 | idresperm 17829 |
. . . . . . . 8
        |
| 51 | 48, 50 | ax-mp 5 |
. . . . . . 7
      |
| 52 | | psgnfzto1st.b |
. . . . . . 7
     |
| 53 | 51, 52 | eleqtrri 2700 |
. . . . . 6
  |
| 54 | 53 | 2a1i 12 |
. . . . 5
 
    |
| 55 | | simplr 792 |
. . . . . . . . 9
      
  |
| 56 | 55 | peano2nnd 11037 |
. . . . . . . . . . . 12
      
    |
| 57 | | simpll 790 |
. . . . . . . . . . . 12
      
  |
| 58 | | simpr 477 |
. . . . . . . . . . . 12
      
    |
| 59 | 56, 57, 58 | 3jca 1242 |
. . . . . . . . . . 11
      
        |
| 60 | | elfz1b 12409 |
. . . . . . . . . . 11
      
        |
| 61 | 59, 60 | sylibr 224 |
. . . . . . . . . 10
      
        |
| 62 | 61, 3 | syl6eleqr 2712 |
. . . . . . . . 9
      
    |
| 63 | 3 | psgnfzto1stlem 29850 |
. . . . . . . . 9
  
                      pmTrsp                           |
| 64 | 55, 62, 63 | syl2anc 693 |
. . . . . . . 8
      

       
           pmTrsp                 
         |
| 65 | 64 | adantlr 751 |
. . . . . . 7
     
                

                     pmTrsp                
          |
| 66 | | eqid 2622 |
. . . . . . . . . 10
pmTrsp  pmTrsp   |
| 67 | 66, 49, 52 | symgtrf 17889 |
. . . . . . . . 9
pmTrsp   |
| 68 | | eqid 2622 |
. . . . . . . . . . . 12
pmTrsp  pmTrsp   |
| 69 | 3, 68 | pmtrto1cl 29849 |
. . . . . . . . . . 11
  
   pmTrsp          pmTrsp    |
| 70 | 55, 62, 69 | syl2anc 693 |
. . . . . . . . . 10
      
 pmTrsp          pmTrsp    |
| 71 | 70 | adantlr 751 |
. . . . . . . . 9
     
                

  pmTrsp          pmTrsp    |
| 72 | 67, 71 | sseldi 3601 |
. . . . . . . 8
     
                

  pmTrsp            |
| 73 | 55 | nnred 11035 |
. . . . . . . . . . 11
      
  |
| 74 | | 1red 10055 |
. . . . . . . . . . . 12
      
  |
| 75 | 73, 74 | readdcld 10069 |
. . . . . . . . . . 11
      
    |
| 76 | 57 | nnred 11035 |
. . . . . . . . . . 11
      
  |
| 77 | 73 | lep1d 10955 |
. . . . . . . . . . 11
      
    |
| 78 | 73, 75, 76, 77, 58 | letrd 10194 |
. . . . . . . . . 10
      
  |
| 79 | 78 | adantlr 751 |
. . . . . . . . 9
     
                


  |
| 80 | | simplr 792 |
. . . . . . . . 9
     
                

         
         |
| 81 | 79, 80 | mpd 15 |
. . . . . . . 8
     
                

        
        |
| 82 | | eqid 2622 |
. . . . . . . . . 10
       |
| 83 | 49, 52, 82 | symgov 17810 |
. . . . . . . . 9
   pmTrsp                           pmTrsp                      
         pmTrsp                           |
| 84 | 49, 52, 82 | symgcl 17811 |
. . . . . . . . 9
   pmTrsp                           pmTrsp                      
         |
| 85 | 83, 84 | eqeltrrd 2702 |
. . . . . . . 8
   pmTrsp                           pmTrsp                 
         |
| 86 | 72, 81, 85 | syl2anc 693 |
. . . . . . 7
     
                

   pmTrsp                
          |
| 87 | 65, 86 | eqeltrd 2701 |
. . . . . 6
     
                

                     |
| 88 | 87 | ex 450 |
. . . . 5
            
                                |
| 89 | 20, 28, 36, 46, 54, 88 | nnindd 29566 |
. . . 4
 
     |
| 90 | 89 | imp 445 |
. . 3
    
  |
| 91 | 7, 90 | sylbi 207 |
. 2
 
   |
| 92 | 6, 91 | syl 17 |
1
   |