Proof of Theorem hhssnv
| Step | Hyp | Ref
| Expression |
| 1 | | hhssnv.2 |
. . . . 5
 |
| 2 | 1 | hhssabli 10765 |
. . . 4
   Abel |
| 3 | | ablgrp 9410 |
. . . 4
 
  Abel    Grp |
| 4 | 2, 3 | ax-mp 7 |
. . 3
   Grp |
| 5 | 1 | shssii 10714 |
. . . . . 6
 |
| 6 | | xpss12 4089 |
. . . . . 6
 
   
   |
| 7 | 5, 5, 6 | mp2an 761 |
. . . . 5

    |
| 8 | | ax-hfvadd 10502 |
. . . . . 6
      |
| 9 | 8 | fdmi 4568 |
. . . . 5
   |
| 10 | 7, 9 | sseqtr4i 2650 |
. . . 4


 |
| 11 | | ssdmres 4235 |
. . . 4
          |
| 12 | 10, 11 | mpbi 206 |
. . 3
      |
| 13 | 4, 12 | grprn 9336 |
. 2
    |
| 14 | | sh0 10717 |
. . . . . 6

  |
| 15 | 1, 14 | ax-mp 7 |
. . . . 5
 |
| 16 | | oprvres 4963 |
. . . . 5
     
        |
| 17 | 15, 15, 16 | mp2an 761 |
. . . 4
  
       |
| 18 | | ax-hv0cl 10505 |
. . . . 5
 |
| 19 | 18 | hvaddid2i 10530 |
. . . 4

  |
| 20 | 17, 19 | eqtri 1908 |
. . 3
  
     |
| 21 | | eqid 1884 |
. . . . 5
Id 
   Id 
    |
| 22 | 13, 21 | grpid 9349 |
. . . 4
  
  Grp  
Id
     
        |
| 23 | 4, 15, 22 | mp2an 761 |
. . 3

Id
     
       |
| 24 | 20, 23 | mpbir 207 |
. 2
Id 
    |
| 25 | | df-f 4010 |
. . . 4
 
         
          |
| 26 | | ax-hfvmul 10507 |
. . . . . 6
      |
| 27 | | ffn 4562 |
. . . . . 6
    
    |
| 28 | 26, 27 | ax-mp 7 |
. . . . 5

  |
| 29 | | ssid 2634 |
. . . . . 6
 |
| 30 | | xpss12 4089 |
. . . . . 6
 
   
   |
| 31 | 29, 5, 30 | mp2an 761 |
. . . . 5

    |
| 32 | | fnssres 4526 |
. . . . 5
     
         |
| 33 | 28, 31, 32 | mp2an 761 |
. . . 4
      |
| 34 | | oprvelrn 4969 |
. . . . . . 7
 
    
               |
| 35 | 33, 34 | ax-mp 7 |
. . . . . 6
     
  
      |
| 36 | | eleq1 1957 |
. . . . . . . 8
          
        |
| 37 | | oprvres 4963 |
. . . . . . . . 9
     
        |
| 38 | | shmulcl 10720 |
. . . . . . . . . 10
       |
| 39 | 1, 38 | mp3an1 1178 |
. . . . . . . . 9
       |
| 40 | 37, 39 | eqeltrd 1971 |
. . . . . . . 8
     
      |
| 41 | 36, 40 | syl5cbi 226 |
. . . . . . 7
      
       |
| 42 | 41 | r19.23aivv 2217 |
. . . . . 6
            |
| 43 | 35, 42 | sylbi 216 |
. . . . 5
      |
| 44 | 43 | ssriv 2621 |
. . . 4
    |
| 45 | 25, 33, 44 | mpbir2an 800 |
. . 3
          |
| 46 | | ax1cn 6422 |
. . . . 5
 |
| 47 | | oprvres 4963 |
. . . . 5
     
        |
| 48 | 46, 47 | mpan 759 |
. . . 4

           |
| 49 | 1 | sheli 10715 |
. . . . 5

  |
| 50 | | ax-hvmulid 10508 |
. . . . 5

    |
| 51 | 49, 50 | syl 12 |
. . . 4

    |
| 52 | 48, 51 | eqtrd 1925 |
. . 3

         |
| 53 | | ax-hvdistr1 10510 |
. . . . 5
  
            |
| 54 | | id 73 |
. . . . 5
   |
| 55 | 1 | sheli 10715 |
. . . . 5
   |
| 56 | 53, 54, 49, 55 | syl3an 1139 |
. . . 4
               |
| 57 | | oprvres 4963 |
. . . . . . 7
     
        |
| 58 | 57 | 3adant1 894 |
. . . . . 6
     
        |
| 59 | 58 | opreq2d 4898 |
. . . . 5
     
    
        
        |
| 60 | | oprvres 4963 |
. . . . . . 7
       
            |
| 61 | | shaddcl 10718 |
. . . . . . . 8
       |
| 62 | 1, 61 | mp3an1 1178 |
. . . . . . 7
       |
| 63 | 60, 62 | sylan2 500 |
. . . . . 6
                    |
| 64 | 63 | 3impb 1063 |
. . . . 5
     
            |
| 65 | 59, 64 | eqtrd 1925 |
. . . 4
     
    
            |
| 66 | | oprvres 4963 |
. . . . . . 7
     
        |
| 67 | 66 | 3adant3 896 |
. . . . . 6
     
        |
| 68 | | oprvres 4963 |
. . . . . . 7
     
        |
| 69 | 68 | 3adant2 895 |
. . . . . 6
     
        |
| 70 | 67, 69 | opreq12d 4900 |
. . . . 5
      
     
    
          
        |
| 71 | | shmulcl 10720 |
. . . . . . . 8
       |
| 72 | 1, 71 | mp3an1 1178 |
. . . . . . 7
       |
| 73 | 72 | 3adant3 896 |
. . . . . 6
       |
| 74 | | shmulcl 10720 |
. . . . . . . 8
       |
| 75 | 1, 74 | mp3an1 1178 |
. . . . . . 7
       |
| 76 | 75 | 3adant2 895 |
. . . . . 6
       |
| 77 | | oprvres 4963 |
. . . . . 6
           
              |
| 78 | 73, 76, 77 | syl11anc 524 |
. . . . 5
       
              |
| 79 | 70, 78 | eqtrd 1925 |
. . . 4
      
     
    
              |
| 80 | 56, 65, 79 | 3eqtr4d 1937 |
. . 3
     
    
               
    
        |
| 81 | | ax-hvdistr2 10511 |
. . . . 5
  
            |
| 82 | 81, 49 | syl3an3 1132 |
. . . 4
               |
| 83 | | oprvres 4963 |
. . . . . 6
         
          |
| 84 | | addcl 6454 |
. . . . . 6
       |
| 85 | 83, 84 | sylan 497 |
. . . . 5
         
          |
| 86 | 85 | 3impa 1062 |
. . . 4
       
          |
| 87 | 66 | 3adant2 895 |
. . . . . 6
     
        |
| 88 | | oprvres 4963 |
. . . . . . 7
     
        |
| 89 | 88 | 3adant1 894 |
. . . . . 6
     
        |
| 90 | 87, 89 | opreq12d 4900 |
. . . . 5
      
     
    
          
        |
| 91 | 72 | 3adant2 895 |
. . . . . 6
       |
| 92 | | shmulcl 10720 |
. . . . . . . 8
       |
| 93 | 1, 92 | mp3an1 1178 |
. . . . . . 7
       |
| 94 | 93 | 3adant1 894 |
. . . . . 6
       |
| 95 | | oprvres 4963 |
. . . . . 6
           
              |
| 96 | 91, 94, 95 | syl11anc 524 |
. . . . 5
       
              |
| 97 | 90, 96 | eqtrd 1925 |
. . . 4
      
     
    
              |
| 98 | 82, 86, 97 | 3eqtr4d 1937 |
. . 3
       
      
      
    
        |
| 99 | | ax-hvmulass 10509 |
. . . . 5
  
          |
| 100 | 99, 49 | syl3an3 1132 |
. . . 4
             |
| 101 | | oprvres 4963 |
. . . . . 6
         
          |
| 102 | | mulcl 6456 |
. . . . . 6
       |
| 103 | 101, 102 | sylan 497 |
. . . . 5
         
          |
| 104 | 103 | 3impa 1062 |
. . . 4
       
          |
| 105 | 89 | opreq2d 4898 |
. . . . 5
     
    
        
        |
| 106 | | oprvres 4963 |
. . . . . . 7
       
            |
| 107 | 106, 93 | sylan2 500 |
. . . . . 6
                    |
| 108 | 107 | 3impb 1063 |
. . . . 5
     
            |
| 109 | 105, 108 | eqtrd 1925 |
. . . 4
     
    
            |
| 110 | 100, 104, 109 | 3eqtr4d 1937 |
. . 3
       
            
       |
| 111 | | eqid 1884 |
. . 3
     
   
    
    |
| 112 | 2, 12, 45, 52, 80, 98, 110, 111 | isvci 9533 |
. 2
     
   CVec |
| 113 | | normf 10622 |
. . 3
     |
| 114 | | fssres 4582 |
. . 3
               |
| 115 | 113, 5, 114 | mp2an 761 |
. 2
       |
| 116 | | fvres 4691 |
. . . . 5

            |
| 117 | 116 | eqeq1d 1892 |
. . . 4

              |
| 118 | | norm-i 10629 |
. . . . 5

        |
| 119 | 49, 118 | syl 12 |
. . . 4

        |
| 120 | 117, 119 | bitrd 587 |
. . 3

          |
| 121 | 120 | biimpa 460 |
. 2
           |
| 122 | | norm-iii 10640 |
. . . 4
  
                  |
| 123 | 122, 49 | sylan2 500 |
. . 3
                     |
| 124 | 66 | fveq2d 4685 |
. . . 4
                          |
| 125 | | fvres 4691 |
. . . . 5
                   |
| 126 | 72, 125 | syl 12 |
. . . 4
                   |
| 127 | 124, 126 | eqtrd 1925 |
. . 3
                        |
| 128 | 116 | adantl 424 |
. . . 4
               |
| 129 | 128 | opreq2d 4898 |
. . 3
                           |
| 130 | 123, 127, 129 | 3eqtr4d 1937 |
. 2
                              |
| 131 | | norm-ii 10638 |
. . . 4
  
          
       |
| 132 | 1 | sheli 10715 |
. . . 4
   |
| 133 | 131, 49, 132 | syl2an 503 |
. . 3
             
       |
| 134 | | oprvres 4963 |
. . . . 5
     
        |
| 135 | 134 | fveq2d 4685 |
. . . 4
                          |
| 136 | | shaddcl 10718 |
. . . . . 6
       |
| 137 | 1, 136 | mp3an1 1178 |
. . . . 5
       |
| 138 | | fvres 4691 |
. . . . 5
              
    |
| 139 | 137, 138 | syl 12 |
. . . 4
                   |
| 140 | 135, 139 | eqtrd 1925 |
. . 3
                        |
| 141 | | fvres 4691 |
. . . 4
             |
| 142 | 116, 141 | opreqan12d 4902 |
. . 3
                             |
| 143 | 133, 140, 142 | 3brtr4d 3367 |
. 2
                                |
| 144 | | hhssnvt.1 |
. 2
      
        |
| 145 | 13, 24, 112, 115, 121, 130, 143, 144 | isnvi 9564 |
1
NrmCVec |