| Step | Hyp | Ref
| Expression |
| 1 | | lmghm 19031 |
. . 3
  LMHom 

   |
| 2 | | lmghm 19031 |
. . 3
  LMHom 

   |
| 3 | | ghmeql 17683 |
. . 3
      
  SubGrp    |
| 4 | 1, 2, 3 | syl2an 494 |
. 2
   LMHom   LMHom  
  SubGrp    |
| 5 | | lmhmlmod1 19033 |
. . . . . . . . . 10
  LMHom 
  |
| 6 | 5 | adantr 481 |
. . . . . . . . 9
   LMHom   LMHom  
  |
| 7 | 6 | ad2antrr 762 |
. . . . . . . 8
     LMHom   LMHom      Scalar                  
  |
| 8 | | simplr 792 |
. . . . . . . 8
     LMHom   LMHom      Scalar                  
   Scalar     |
| 9 | | simprl 794 |
. . . . . . . 8
     LMHom   LMHom      Scalar                  
      |
| 10 | | eqid 2622 |
. . . . . . . . 9
         |
| 11 | | eqid 2622 |
. . . . . . . . 9
Scalar  Scalar   |
| 12 | | eqid 2622 |
. . . . . . . . 9
         |
| 13 | | eqid 2622 |
. . . . . . . . 9
   Scalar      Scalar    |
| 14 | 10, 11, 12, 13 | lmodvscl 18880 |
. . . . . . . 8
     Scalar  
                   |
| 15 | 7, 8, 9, 14 | syl3anc 1326 |
. . . . . . 7
     LMHom   LMHom      Scalar                  
              |
| 16 | | oveq2 6658 |
. . . . . . . . 9
                                   |
| 17 | 16 | ad2antll 765 |
. . . . . . . 8
     LMHom   LMHom      Scalar                  
                          |
| 18 | | simplll 798 |
. . . . . . . . 9
     LMHom   LMHom      Scalar                  

LMHom    |
| 19 | | eqid 2622 |
. . . . . . . . . 10
         |
| 20 | 11, 13, 10, 12, 19 | lmhmlin 19035 |
. . . . . . . . 9
   LMHom     Scalar  
                               |
| 21 | 18, 8, 9, 20 | syl3anc 1326 |
. . . . . . . 8
     LMHom   LMHom      Scalar                  
                          |
| 22 | | simpllr 799 |
. . . . . . . . 9
     LMHom   LMHom      Scalar                  

LMHom    |
| 23 | 11, 13, 10, 12, 19 | lmhmlin 19035 |
. . . . . . . . 9
   LMHom     Scalar  
                               |
| 24 | 22, 8, 9, 23 | syl3anc 1326 |
. . . . . . . 8
     LMHom   LMHom      Scalar                  
                          |
| 25 | 17, 21, 24 | 3eqtr4d 2666 |
. . . . . . 7
     LMHom   LMHom      Scalar                  
                          |
| 26 | | fveq2 6191 |
. . . . . . . . 9
                           |
| 27 | | fveq2 6191 |
. . . . . . . . 9
                           |
| 28 | 26, 27 | eqeq12d 2637 |
. . . . . . . 8
                 
                           |
| 29 | 28 | elrab 3363 |
. . . . . . 7
                      
            
                           |
| 30 | 15, 25, 29 | sylanbrc 698 |
. . . . . 6
     LMHom   LMHom      Scalar                  
                        |
| 31 | 30 | expr 643 |
. . . . 5
     LMHom   LMHom      Scalar   
                                       |
| 32 | 31 | ralrimiva 2966 |
. . . 4
    LMHom 
 LMHom      Scalar                                            |
| 33 | | eqid 2622 |
. . . . . . . . 9
         |
| 34 | 10, 33 | lmhmf 19034 |
. . . . . . . 8
  LMHom 
              |
| 35 | | ffn 6045 |
. . . . . . . 8
            
      |
| 36 | 34, 35 | syl 17 |
. . . . . . 7
  LMHom 
      |
| 37 | 10, 33 | lmhmf 19034 |
. . . . . . . 8
  LMHom 
              |
| 38 | | ffn 6045 |
. . . . . . . 8
            
      |
| 39 | 37, 38 | syl 17 |
. . . . . . 7
  LMHom 
      |
| 40 | | fndmin 6324 |
. . . . . . 7
           
                 |
| 41 | 36, 39, 40 | syl2an 494 |
. . . . . 6
   LMHom   LMHom  
                  |
| 42 | 41 | adantr 481 |
. . . . 5
    LMHom 
 LMHom      Scalar   
                  |
| 43 | | eleq2 2690 |
. . . . . . 7
                           
                         |
| 44 | 43 | raleqbi1dv 3146 |
. . . . . 6
                  

           
                                        |
| 45 | | fveq2 6191 |
. . . . . . . 8
           |
| 46 | | fveq2 6191 |
. . . . . . . 8
           |
| 47 | 45, 46 | eqeq12d 2637 |
. . . . . . 7
         
           |
| 48 | 47 | ralrab 3368 |
. . . . . 6
 
                                                                            |
| 49 | 44, 48 | syl6bb 276 |
. . . . 5
                  

           
              
                          |
| 50 | 42, 49 | syl 17 |
. . . 4
    LMHom 
 LMHom      Scalar                 
 
                                        |
| 51 | 32, 50 | mpbird 247 |
. . 3
    LMHom 
 LMHom      Scalar     
              |
| 52 | 51 | ralrimiva 2966 |
. 2
   LMHom   LMHom  
    Scalar    
               |
| 53 | | lmhmeql.u |
. . . 4
     |
| 54 | 11, 13, 10, 12, 53 | islss4 18962 |
. . 3

  
 
 SubGrp 
    Scalar    
                 |
| 55 | 6, 54 | syl 17 |
. 2
   LMHom   LMHom  
 

 
 SubGrp 
    Scalar    
                 |
| 56 | 4, 52, 55 | mpbir2and 957 |
1
   LMHom   LMHom  
    |