| Step | Hyp | Ref
| Expression |
| 1 | | eqid 2622 |
. . . . 5
         |
| 2 | | eqid 2622 |
. . . . 5
Scalar  Scalar   |
| 3 | | eqid 2622 |
. . . . 5
   Scalar      Scalar    |
| 4 | 1, 2, 3 | lcoval 42201 |
. . . 4
        
 LinCo      
     Scalar      finSupp    Scalar  
  linC          |
| 5 | 1, 2, 3 | lcoval 42201 |
. . . 4
        
 LinCo      
     Scalar      finSupp    Scalar  
  linC          |
| 6 | 4, 5 | anbi12d 747 |
. . 3
           LinCo 
 LinCo  
 
    
    Scalar      finSupp    Scalar     linC       
    
    Scalar      finSupp    Scalar     linC           |
| 7 | | simpll 790 |
. . . . . 6
              
     Scalar      finSupp    Scalar  
  linC           
     Scalar      finSupp    Scalar  
  linC           |
| 8 | | simpll 790 |
. . . . . . 7
            Scalar      finSupp    Scalar  
  linC           
     Scalar      finSupp    Scalar  
  linC       
      |
| 9 | 8 | adantl 482 |
. . . . . 6
              
     Scalar      finSupp    Scalar  
  linC           
     Scalar      finSupp    Scalar  
  linC               |
| 10 | | simprl 794 |
. . . . . . 7
            Scalar      finSupp    Scalar  
  linC           
     Scalar      finSupp    Scalar  
  linC       
      |
| 11 | 10 | adantl 482 |
. . . . . 6
              
     Scalar      finSupp    Scalar  
  linC           
     Scalar      finSupp    Scalar  
  linC               |
| 12 | | lincsumcl.b |
. . . . . . 7
    |
| 13 | 1, 12 | lmodvacl 18877 |
. . . . . 6
     
    
        |
| 14 | 7, 9, 11, 13 | syl3anc 1326 |
. . . . 5
              
     Scalar      finSupp    Scalar  
  linC           
     Scalar      finSupp    Scalar  
  linC                 |
| 15 | 2 | lmodfgrp 18872 |
. . . . . . . . . . . . . . . . . . 19

Scalar    |
| 16 | | grpmnd 17429 |
. . . . . . . . . . . . . . . . . . 19
 Scalar  Scalar    |
| 17 | 15, 16 | syl 17 |
. . . . . . . . . . . . . . . . . 18

Scalar    |
| 18 | 17 | adantr 481 |
. . . . . . . . . . . . . . . . 17
        Scalar    |
| 19 | 18 | adantl 482 |
. . . . . . . . . . . . . . . 16
         Scalar  
  finSupp    Scalar  
  linC       
          
    Scalar   
 finSupp    Scalar  
  linC        
       Scalar    |
| 20 | | simpr 477 |
. . . . . . . . . . . . . . . . 17
               |
| 21 | 20 | adantl 482 |
. . . . . . . . . . . . . . . 16
         Scalar  
  finSupp    Scalar  
  linC       
          
    Scalar   
 finSupp    Scalar  
  linC        
      
       |
| 22 | | simpll 790 |
. . . . . . . . . . . . . . . . . 18
       Scalar     finSupp    Scalar  
  linC           
          Scalar      |
| 23 | | simpl 473 |
. . . . . . . . . . . . . . . . . 18
      Scalar   
 finSupp    Scalar  
  linC           Scalar      |
| 24 | 22, 23 | anim12i 590 |
. . . . . . . . . . . . . . . . 17
        Scalar     finSupp    Scalar  
  linC           
           Scalar   
 finSupp    Scalar  
  linC       
     Scalar        Scalar       |
| 25 | 24 | adantr 481 |
. . . . . . . . . . . . . . . 16
         Scalar  
  finSupp    Scalar  
  linC       
          
    Scalar   
 finSupp    Scalar  
  linC        
            Scalar        Scalar       |
| 26 | | eqid 2622 |
. . . . . . . . . . . . . . . . 17
  Scalar     Scalar    |
| 27 | 3, 26 | ofaddmndmap 42122 |
. . . . . . . . . . . . . . . 16
  Scalar      
     Scalar        Scalar           Scalar         Scalar      |
| 28 | 19, 21, 25, 27 | syl3anc 1326 |
. . . . . . . . . . . . . . 15
         Scalar  
  finSupp    Scalar  
  linC       
          
    Scalar   
 finSupp    Scalar  
  linC        
            Scalar         Scalar      |
| 29 | 17 | anim1i 592 |
. . . . . . . . . . . . . . . . 17
         Scalar          |
| 30 | 29 | adantl 482 |
. . . . . . . . . . . . . . . 16
         Scalar  
  finSupp    Scalar  
  linC       
          
    Scalar   
 finSupp    Scalar  
  linC        
        Scalar 
        |
| 31 | | simprl 794 |
. . . . . . . . . . . . . . . . . . 19
      Scalar   
 finSupp    Scalar  
  linC       finSupp
   Scalar     |
| 32 | 31 | adantr 481 |
. . . . . . . . . . . . . . . . . 18
       Scalar     finSupp    Scalar  
  linC           
      finSupp    Scalar     |
| 33 | | simprl 794 |
. . . . . . . . . . . . . . . . . 18
      Scalar   
 finSupp    Scalar  
  linC       finSupp
   Scalar     |
| 34 | 32, 33 | anim12i 590 |
. . . . . . . . . . . . . . . . 17
        Scalar     finSupp    Scalar  
  linC           
           Scalar   
 finSupp    Scalar  
  linC       
 finSupp    Scalar   finSupp    Scalar      |
| 35 | 34 | adantr 481 |
. . . . . . . . . . . . . . . 16
         Scalar  
  finSupp    Scalar  
  linC       
          
    Scalar   
 finSupp    Scalar  
  linC        
        finSupp
   Scalar  
finSupp    Scalar      |
| 36 | 3 | mndpfsupp 42157 |
. . . . . . . . . . . . . . . 16
   Scalar 
           Scalar        Scalar     
finSupp    Scalar   finSupp
   Scalar          Scalar     finSupp    Scalar     |
| 37 | 30, 25, 35, 36 | syl3anc 1326 |
. . . . . . . . . . . . . . 15
         Scalar  
  finSupp    Scalar  
  linC       
          
    Scalar   
 finSupp    Scalar  
  linC        
            Scalar     finSupp    Scalar     |
| 38 | | oveq12 6659 |
. . . . . . . . . . . . . . . . . . . . . . . . 25
    linC       linC     
     linC       linC        |
| 39 | 38 | expcom 451 |
. . . . . . . . . . . . . . . . . . . . . . . 24
   linC        linC          linC       linC         |
| 40 | 39 | adantl 482 |
. . . . . . . . . . . . . . . . . . . . . . 23
  finSupp    Scalar     linC         linC          linC       linC         |
| 41 | 40 | adantl 482 |
. . . . . . . . . . . . . . . . . . . . . 22
      Scalar   
 finSupp    Scalar  
  linC          linC          linC       linC         |
| 42 | 41 | com12 32 |
. . . . . . . . . . . . . . . . . . . . 21
   linC           Scalar  
  finSupp    Scalar  
  linC            linC       linC         |
| 43 | 42 | adantl 482 |
. . . . . . . . . . . . . . . . . . . 20
  finSupp    Scalar     linC            Scalar  
  finSupp    Scalar  
  linC            linC       linC         |
| 44 | 43 | adantl 482 |
. . . . . . . . . . . . . . . . . . 19
      Scalar   
 finSupp    Scalar  
  linC             Scalar  
  finSupp    Scalar  
  linC            linC       linC         |
| 45 | 44 | adantr 481 |
. . . . . . . . . . . . . . . . . 18
       Scalar     finSupp    Scalar  
  linC           
            Scalar     finSupp    Scalar  
  linC            linC       linC         |
| 46 | 45 | imp 445 |
. . . . . . . . . . . . . . . . 17
        Scalar     finSupp    Scalar  
  linC           
           Scalar   
 finSupp    Scalar  
  linC       
     linC       linC        |
| 47 | 46 | adantr 481 |
. . . . . . . . . . . . . . . 16
         Scalar  
  finSupp    Scalar  
  linC       
          
    Scalar   
 finSupp    Scalar  
  linC        
            linC       linC        |
| 48 | | simpr 477 |
. . . . . . . . . . . . . . . . 17
         Scalar  
  finSupp    Scalar  
  linC       
          
    Scalar   
 finSupp    Scalar  
  linC        
                |
| 49 | | eqid 2622 |
. . . . . . . . . . . . . . . . . 18
  linC       linC      |
| 50 | | eqid 2622 |
. . . . . . . . . . . . . . . . . 18
  linC       linC      |
| 51 | 12, 49, 50, 2, 3, 26 | lincsum 42218 |
. . . . . . . . . . . . . . . . 17
              Scalar        Scalar     
finSupp    Scalar   finSupp
   Scalar        linC       linC            Scalar      linC       |
| 52 | 48, 25, 35, 51 | syl3anc 1326 |
. . . . . . . . . . . . . . . 16
         Scalar  
  finSupp    Scalar  
  linC       
          
    Scalar   
 finSupp    Scalar  
  linC        
          linC       linC            Scalar      linC       |
| 53 | 47, 52 | eqtrd 2656 |
. . . . . . . . . . . . . . 15
         Scalar  
  finSupp    Scalar  
  linC       
          
    Scalar   
 finSupp    Scalar  
  linC        
               Scalar      linC       |
| 54 | | breq1 4656 |
. . . . . . . . . . . . . . . . 17
      Scalar    
 finSupp    Scalar  
     Scalar     finSupp    Scalar      |
| 55 | | oveq1 6657 |
. . . . . . . . . . . . . . . . . 18
      Scalar    
  linC           Scalar      linC       |
| 56 | 55 | eqeq2d 2632 |
. . . . . . . . . . . . . . . . 17
      Scalar    
     linC             Scalar      linC        |
| 57 | 54, 56 | anbi12d 747 |
. . . . . . . . . . . . . . . 16
      Scalar    
  finSupp    Scalar   
   linC            Scalar     finSupp    Scalar           Scalar      linC         |
| 58 | 57 | rspcev 3309 |
. . . . . . . . . . . . . . 15
       Scalar         Scalar   
      Scalar     finSupp    Scalar           Scalar      linC      
     Scalar      finSupp    Scalar   
   linC        |
| 59 | 28, 37, 53, 58 | syl12anc 1324 |
. . . . . . . . . . . . . 14
         Scalar  
  finSupp    Scalar  
  linC       
          
    Scalar   
 finSupp    Scalar  
  linC        
       
    Scalar      finSupp    Scalar       linC        |
| 60 | 59 | exp41 638 |
. . . . . . . . . . . . 13
      Scalar   
 finSupp    Scalar  
  linC            
    
      Scalar   
 finSupp    Scalar  
  linC        
           Scalar      finSupp    Scalar   
   linC           |
| 61 | 60 | rexlimiva 3028 |
. . . . . . . . . . . 12
      Scalar      finSupp    Scalar     linC     
 
               Scalar     finSupp    Scalar  
  linC        
           Scalar      finSupp    Scalar   
   linC           |
| 62 | 61 | expd 452 |
. . . . . . . . . . 11
      Scalar      finSupp    Scalar     linC     
    
    
      Scalar   
 finSupp    Scalar  
  linC        
           Scalar      finSupp    Scalar   
   linC            |
| 63 | 62 | impcom 446 |
. . . . . . . . . 10
      
    Scalar      finSupp    Scalar     linC       
          Scalar     finSupp    Scalar  
  linC        
           Scalar      finSupp    Scalar   
   linC           |
| 64 | 63 | com13 88 |
. . . . . . . . 9
      Scalar   
 finSupp    Scalar  
  linC           
 
    
    Scalar      finSupp    Scalar     linC                    Scalar      finSupp    Scalar   
   linC           |
| 65 | 64 | rexlimiva 3028 |
. . . . . . . 8
      Scalar      finSupp    Scalar     linC     
    
 
    
    Scalar      finSupp    Scalar     linC                    Scalar      finSupp    Scalar   
   linC           |
| 66 | 65 | impcom 446 |
. . . . . . 7
      
    Scalar      finSupp    Scalar     linC                  Scalar      finSupp    Scalar  
  linC        
           Scalar      finSupp    Scalar   
   linC          |
| 67 | 66 | impcom 446 |
. . . . . 6
            Scalar      finSupp    Scalar  
  linC           
     Scalar      finSupp    Scalar  
  linC       
 
           Scalar      finSupp    Scalar   
   linC         |
| 68 | 67 | impcom 446 |
. . . . 5
              
     Scalar      finSupp    Scalar  
  linC           
     Scalar      finSupp    Scalar  
  linC              Scalar      finSupp    Scalar   
   linC        |
| 69 | 1, 2, 3 | lcoval 42201 |
. . . . . 6
            LinCo 
      
     Scalar      finSupp    Scalar   
   linC          |
| 70 | 69 | adantr 481 |
. . . . 5
              
     Scalar      finSupp    Scalar  
  linC           
     Scalar      finSupp    Scalar  
  linC             LinCo 
      
     Scalar      finSupp    Scalar   
   linC          |
| 71 | 14, 68, 70 | mpbir2and 957 |
. . . 4
              
     Scalar      finSupp    Scalar  
  linC           
     Scalar      finSupp    Scalar  
  linC            LinCo    |
| 72 | 71 | ex 450 |
. . 3
              
     Scalar      finSupp    Scalar  
  linC           
     Scalar      finSupp    Scalar  
  linC       
   LinCo     |
| 73 | 6, 72 | sylbid 230 |
. 2
           LinCo 
 LinCo      LinCo     |
| 74 | 73 | imp 445 |
1
           LinCo   LinCo   
   LinCo    |