| Step | Hyp | Ref
| Expression |
| 1 | | eqid 2622 |
. . 3
         |
| 2 | | eqid 2622 |
. . 3
Scalar  Scalar   |
| 3 | | lincscm.r |
. . 3
   Scalar    |
| 4 | | eqid 2622 |
. . 3
         |
| 5 | | eqid 2622 |
. . 3
       |
| 6 | | lincscm.s |
. . 3
     |
| 7 | | simp1l 1085 |
. . 3
           
 finSupp    Scalar      |
| 8 | | simpr 477 |
. . . 4
               |
| 9 | 8 | 3ad2ant1 1082 |
. . 3
           
 finSupp    Scalar           |
| 10 | | simpr 477 |
. . . 4
   
   |
| 11 | 10 | 3ad2ant2 1083 |
. . 3
           
 finSupp    Scalar      |
| 12 | 7 | adantr 481 |
. . . 4
         
  
 finSupp    Scalar    
  |
| 13 | | elmapi 7879 |
. . . . . . . 8
         |
| 14 | | ffvelrn 6357 |
. . . . . . . . 9
     
       |
| 15 | 14 | ex 450 |
. . . . . . . 8
             |
| 16 | 13, 15 | syl 17 |
. . . . . . 7
           |
| 17 | 16 | adantr 481 |
. . . . . 6
   
         |
| 18 | 17 | 3ad2ant2 1083 |
. . . . 5
           
 finSupp    Scalar    
       |
| 19 | 18 | imp 445 |
. . . 4
         
  
 finSupp    Scalar    
      |
| 20 | | elelpwi 4171 |
. . . . . . . 8
 
            |
| 21 | 20 | expcom 451 |
. . . . . . 7
              |
| 22 | 21 | adantl 482 |
. . . . . 6
                |
| 23 | 22 | 3ad2ant1 1082 |
. . . . 5
           
 finSupp    Scalar    
       |
| 24 | 23 | imp 445 |
. . . 4
         
  
 finSupp    Scalar    
      |
| 25 | | eqid 2622 |
. . . . 5
         |
| 26 | 1, 2, 25, 3 | lmodvscl 18880 |
. . . 4
     
                       |
| 27 | 12, 19, 24, 26 | syl3anc 1326 |
. . 3
         
  
 finSupp    Scalar    
                  |
| 28 | 2, 3 | scmfsupp 42159 |
. . . 4
           finSupp
   Scalar                  finSupp       |
| 29 | 28 | 3adant2r 1321 |
. . 3
           
 finSupp    Scalar                  finSupp       |
| 30 | 1, 2, 3, 4, 5, 6, 7, 9, 11, 27, 29 | gsumvsmul 18927 |
. 2
           
 finSupp    Scalar     g                    g                   |
| 31 | 2 | lmodring 18871 |
. . . . . . . . . 10

Scalar    |
| 32 | 31 | adantr 481 |
. . . . . . . . 9
        Scalar    |
| 33 | 32 | 3ad2ant1 1082 |
. . . . . . . 8
           
 finSupp    Scalar    Scalar    |
| 34 | 33 | adantr 481 |
. . . . . . 7
         
  
 finSupp    Scalar    
Scalar    |
| 35 | 3 | eleq2i 2693 |
. . . . . . . . . . 11

   Scalar     |
| 36 | 35 | biimpi 206 |
. . . . . . . . . 10
    Scalar     |
| 37 | 36 | adantl 482 |
. . . . . . . . 9
   
    Scalar     |
| 38 | 37 | 3ad2ant2 1083 |
. . . . . . . 8
           
 finSupp    Scalar       Scalar     |
| 39 | 38 | adantr 481 |
. . . . . . 7
         
  
 finSupp    Scalar    
   Scalar     |
| 40 | | ffvelrn 6357 |
. . . . . . . . . . . . 13
     
       |
| 41 | 40, 3 | syl6eleq 2711 |
. . . . . . . . . . . 12
     
        Scalar     |
| 42 | 41 | ex 450 |
. . . . . . . . . . 11
             Scalar      |
| 43 | 13, 42 | syl 17 |
. . . . . . . . . 10
           Scalar      |
| 44 | 43 | adantr 481 |
. . . . . . . . 9
   
         Scalar      |
| 45 | 44 | 3ad2ant2 1083 |
. . . . . . . 8
           
 finSupp    Scalar    
       Scalar      |
| 46 | 45 | imp 445 |
. . . . . . 7
         
  
 finSupp    Scalar    
       Scalar     |
| 47 | | eqid 2622 |
. . . . . . . 8
   Scalar      Scalar    |
| 48 | | lincscm.t |
. . . . . . . 8
   Scalar    |
| 49 | 47, 48 | ringcl 18561 |
. . . . . . 7
  Scalar 
   Scalar          Scalar             Scalar     |
| 50 | 34, 39, 46, 49 | syl3anc 1326 |
. . . . . 6
         
  
 finSupp    Scalar    
         Scalar     |
| 51 | | lincscm.f |
. . . . . 6
         |
| 52 | 50, 51 | fmptd 6385 |
. . . . 5
           
 finSupp    Scalar           Scalar     |
| 53 | | fvex 6201 |
. . . . . 6
   Scalar    |
| 54 | | elmapg 7870 |
. . . . . 6
     Scalar  
      
    Scalar           Scalar      |
| 55 | 53, 9, 54 | sylancr 695 |
. . . . 5
           
 finSupp    Scalar         Scalar   
       Scalar      |
| 56 | 52, 55 | mpbird 247 |
. . . 4
           
 finSupp    Scalar        Scalar      |
| 57 | | lincval 42198 |
. . . 4
      Scalar            linC
     g                  |
| 58 | 7, 56, 9, 57 | syl3anc 1326 |
. . 3
           
 finSupp    Scalar      linC      g                  |
| 59 | | simpr 477 |
. . . . . . . 8
         
  
 finSupp    Scalar    
  |
| 60 | | ovex 6678 |
. . . . . . . 8
       |
| 61 | | fveq2 6191 |
. . . . . . . . . 10
           |
| 62 | 61 | oveq2d 6666 |
. . . . . . . . 9
               |
| 63 | 62, 51 | fvmptg 6280 |
. . . . . . . 8
  
                  |
| 64 | 59, 60, 63 | sylancl 694 |
. . . . . . 7
         
  
 finSupp    Scalar    
            |
| 65 | 64 | oveq1d 6665 |
. . . . . 6
         
  
 finSupp    Scalar    
                            |
| 66 | 11 | adantr 481 |
. . . . . . . 8
         
  
 finSupp    Scalar    
  |
| 67 | 1, 2, 25, 3, 48 | lmodvsass 18888 |
. . . . . . . 8
  
                                              |
| 68 | 12, 66, 19, 24, 67 | syl13anc 1328 |
. . . . . . 7
         
  
 finSupp    Scalar    
                                    |
| 69 | 6 | eqcomi 2631 |
. . . . . . . . 9
     |
| 70 | 69 | a1i 11 |
. . . . . . . 8
         
  
 finSupp    Scalar    
     |
| 71 | 70 | oveqd 6667 |
. . . . . . 7
         
  
 finSupp    Scalar    
                                    |
| 72 | 68, 71 | eqtrd 2656 |
. . . . . 6
         
  
 finSupp    Scalar    
              
               |
| 73 | 65, 72 | eqtrd 2656 |
. . . . 5
         
  
 finSupp    Scalar    
                            |
| 74 | 73 | mpteq2dva 4744 |
. . . 4
           
 finSupp    Scalar                                    |
| 75 | 74 | oveq2d 6666 |
. . 3
           
 finSupp    Scalar     g                 g                    |
| 76 | 58, 75 | eqtrd 2656 |
. 2
           
 finSupp    Scalar      linC      g                    |
| 77 | | lincscm.x |
. . . . 5
  linC      |
| 78 | 77 | a1i 11 |
. . . 4
           
 finSupp    Scalar      linC       |
| 79 | 3 | oveq1i 6660 |
. . . . . . . . 9
      Scalar     |
| 80 | 79 | eleq2i 2693 |
. . . . . . . 8
  
    Scalar      |
| 81 | 80 | biimpi 206 |
. . . . . . 7
       Scalar      |
| 82 | 81 | adantr 481 |
. . . . . 6
   
     Scalar      |
| 83 | 82 | 3ad2ant2 1083 |
. . . . 5
           
 finSupp    Scalar        Scalar      |
| 84 | | lincval 42198 |
. . . . 5
      Scalar            linC
     g                  |
| 85 | 7, 83, 9, 84 | syl3anc 1326 |
. . . 4
           
 finSupp    Scalar      linC      g                  |
| 86 | 78, 85 | eqtrd 2656 |
. . 3
           
 finSupp    Scalar     g                  |
| 87 | 86 | oveq2d 6666 |
. 2
           
 finSupp    Scalar      
 g                   |
| 88 | 30, 76, 87 | 3eqtr4rd 2667 |
1
           
 finSupp    Scalar        linC       |