| Step | Hyp | Ref
| Expression |
| 1 | | oveq1 6657 |
. . . . . . 7
 
         |
| 2 | | oveq2 6658 |
. . . . . . . . 9
           |
| 3 | | oveq1 6657 |
. . . . . . . . . 10
       |
| 4 | | oveq1 6657 |
. . . . . . . . . . . 12
       |
| 5 | 4 | oveq1d 6665 |
. . . . . . . . . . 11
   
       |
| 6 | 5 | oveq1d 6665 |
. . . . . . . . . 10
     
        
    |
| 7 | 3, 6 | oveq12d 6668 |
. . . . . . . . 9
   
   
            
      |
| 8 | 2, 7 | mpteq12dv 4733 |
. . . . . . . 8
        
   
                   
      |
| 9 | 8 | oveq2d 6666 |
. . . . . . 7
  g             
       g             
        |
| 10 | 1, 9 | eqeq12d 2637 |
. . . . . 6
       g                     
   g             
         |
| 11 | 10 | imbi2d 330 |
. . . . 5
    SRing 
     
     g             
      
 
SRing 
           g                        |
| 12 | | oveq1 6657 |
. . . . . . 7
 
         |
| 13 | | oveq2 6658 |
. . . . . . . . 9
           |
| 14 | | oveq1 6657 |
. . . . . . . . . 10
       |
| 15 | | oveq1 6657 |
. . . . . . . . . . . 12
       |
| 16 | 15 | oveq1d 6665 |
. . . . . . . . . . 11
   
       |
| 17 | 16 | oveq1d 6665 |
. . . . . . . . . 10
     
        
    |
| 18 | 14, 17 | oveq12d 6668 |
. . . . . . . . 9
   
   
            
      |
| 19 | 13, 18 | mpteq12dv 4733 |
. . . . . . . 8
        
   
                   
      |
| 20 | 19 | oveq2d 6666 |
. . . . . . 7
  g             
       g             
        |
| 21 | 12, 20 | eqeq12d 2637 |
. . . . . 6
       g                     
   g             
         |
| 22 | 21 | imbi2d 330 |
. . . . 5
    SRing 
     
     g             
      
 
SRing 
           g                        |
| 23 | | oveq1 6657 |
. . . . . . 7
   
           |
| 24 | | oveq2 6658 |
. . . . . . . . 9
               |
| 25 | | oveq1 6657 |
. . . . . . . . . 10
           |
| 26 | | oveq1 6657 |
. . . . . . . . . . . 12
           |
| 27 | 26 | oveq1d 6665 |
. . . . . . . . . . 11
     
         |
| 28 | 27 | oveq1d 6665 |
. . . . . . . . . 10
       
          
    |
| 29 | 25, 28 | oveq12d 6668 |
. . . . . . . . 9
     
   
                
      |
| 30 | 24, 29 | mpteq12dv 4733 |
. . . . . . . 8
          
   
                         
      |
| 31 | 30 | oveq2d 6666 |
. . . . . . 7
    g             
       g                   
        |
| 32 | 23, 31 | eqeq12d 2637 |
. . . . . 6
         g                       
   g                   
         |
| 33 | 32 | imbi2d 330 |
. . . . 5
      SRing 
     
     g             
      
 
SRing 
             g                              |
| 34 | | oveq1 6657 |
. . . . . . 7
 
         |
| 35 | | oveq2 6658 |
. . . . . . . . 9
           |
| 36 | | oveq1 6657 |
. . . . . . . . . 10
       |
| 37 | | oveq1 6657 |
. . . . . . . . . . . 12
       |
| 38 | 37 | oveq1d 6665 |
. . . . . . . . . . 11
   
       |
| 39 | 38 | oveq1d 6665 |
. . . . . . . . . 10
     
        
    |
| 40 | 36, 39 | oveq12d 6668 |
. . . . . . . . 9
   
   
            
      |
| 41 | 35, 40 | mpteq12dv 4733 |
. . . . . . . 8
        
   
                   
      |
| 42 | 41 | oveq2d 6666 |
. . . . . . 7
  g             
       g             
        |
| 43 | 34, 42 | eqeq12d 2637 |
. . . . . 6
       g                     
   g             
         |
| 44 | 43 | imbi2d 330 |
. . . . 5
    SRing 
     
     g             
      
 
SRing 
           g                        |
| 45 | | simpr1 1067 |
. . . . . . . . . . 11
  SRing


       |
| 46 | | srgbinom.g |
. . . . . . . . . . . 12
mulGrp   |
| 47 | | srgbinom.s |
. . . . . . . . . . . 12
     |
| 48 | 46, 47 | mgpbas 18495 |
. . . . . . . . . . 11
     |
| 49 | 45, 48 | syl6eleq 2711 |
. . . . . . . . . 10
  SRing


           |
| 50 | | eqid 2622 |
. . . . . . . . . . 11
         |
| 51 | | eqid 2622 |
. . . . . . . . . . 11
         |
| 52 | | srgbinom.e |
. . . . . . . . . . 11
.g   |
| 53 | 50, 51, 52 | mulg0 17546 |
. . . . . . . . . 10
    
        |
| 54 | 49, 53 | syl 17 |
. . . . . . . . 9
  SRing


             |
| 55 | | simpr2 1068 |
. . . . . . . . . . 11
  SRing


       |
| 56 | 55, 48 | syl6eleq 2711 |
. . . . . . . . . 10
  SRing


           |
| 57 | 50, 51, 52 | mulg0 17546 |
. . . . . . . . . 10
    
        |
| 58 | 56, 57 | syl 17 |
. . . . . . . . 9
  SRing


             |
| 59 | 54, 58 | oveq12d 6668 |
. . . . . . . 8
  SRing


               
       |
| 60 | 59 | oveq2d 6666 |
. . . . . . 7
  SRing


         
                 |
| 61 | | eqid 2622 |
. . . . . . . . . . . . . 14
         |
| 62 | 47, 61 | srgidcl 18518 |
. . . . . . . . . . . . 13
 SRing       |
| 63 | 62 | ancli 574 |
. . . . . . . . . . . 12
 SRing  SRing        |
| 64 | 63 | adantr 481 |
. . . . . . . . . . 11
  SRing


      SRing        |
| 65 | | srgbinom.m |
. . . . . . . . . . . 12
     |
| 66 | 47, 65, 61 | srglidm 18521 |
. . . . . . . . . . 11
  SRing
         
           |
| 67 | 64, 66 | syl 17 |
. . . . . . . . . 10
  SRing


                     |
| 68 | 67 | oveq2d 6666 |
. . . . . . . . 9
  SRing


                         |
| 69 | | eqid 2622 |
. . . . . . . . . . . 12
         |
| 70 | 69, 61 | srgidcl 18518 |
. . . . . . . . . . 11
 SRing           |
| 71 | | srgbinom.t |
. . . . . . . . . . . 12
.g   |
| 72 | 69, 71 | mulg1 17548 |
. . . . . . . . . . 11
        
            |
| 73 | 70, 72 | syl 17 |
. . . . . . . . . 10
 SRing             |
| 74 | 73 | adantr 481 |
. . . . . . . . 9
  SRing


                 |
| 75 | 68, 74 | eqtrd 2656 |
. . . . . . . 8
  SRing


                       |
| 76 | 46, 61 | ringidval 18503 |
. . . . . . . . 9
         |
| 77 | | id 22 |
. . . . . . . . . . . 12
                   |
| 78 | 77, 77 | oveq12d 6668 |
. . . . . . . . . . 11
             
                 |
| 79 | 78 | oveq2d 6666 |
. . . . . . . . . 10
         
                         |
| 80 | 79, 77 | eqeq12d 2637 |
. . . . . . . . 9
               
         
                   |
| 81 | 76, 80 | ax-mp 5 |
. . . . . . . 8
                
                  |
| 82 | 75, 81 | sylib 208 |
. . . . . . 7
  SRing


                       |
| 83 | 60, 82 | eqtrd 2656 |
. . . . . 6
  SRing


         
         |
| 84 | | 0z 11388 |
. . . . . . . . . . 11
 |
| 85 | | fzsn 12383 |
. . . . . . . . . . 11
         |
| 86 | 84, 85 | ax-mp 5 |
. . . . . . . . . 10
       |
| 87 | 86 | a1i 11 |
. . . . . . . . 9
  SRing


             |
| 88 | 87 | mpteq1d 4738 |
. . . . . . . 8
  SRing


                  
                      |
| 89 | 88 | oveq2d 6666 |
. . . . . . 7
  SRing


      g                     g                    |
| 90 | | srgmnd 18509 |
. . . . . . . . 9
 SRing   |
| 91 | 90 | adantr 481 |
. . . . . . . 8
  SRing


       |
| 92 | | c0ex 10034 |
. . . . . . . . 9
 |
| 93 | 92 | a1i 11 |
. . . . . . . 8
  SRing


       |
| 94 | 76, 62 | syl5eqelr 2706 |
. . . . . . . . . 10
 SRing       |
| 95 | 94 | adantr 481 |
. . . . . . . . 9
  SRing


           |
| 96 | 83, 95 | eqeltrd 2701 |
. . . . . . . 8
  SRing


         
     |
| 97 | | oveq2 6658 |
. . . . . . . . . . 11
       |
| 98 | | 0nn0 11307 |
. . . . . . . . . . . 12
 |
| 99 | | bcn0 13097 |
. . . . . . . . . . . 12

    |
| 100 | 98, 99 | ax-mp 5 |
. . . . . . . . . . 11
   |
| 101 | 97, 100 | syl6eq 2672 |
. . . . . . . . . 10
     |
| 102 | | oveq2 6658 |
. . . . . . . . . . . . 13
       |
| 103 | | 0m0e0 11130 |
. . . . . . . . . . . . 13
   |
| 104 | 102, 103 | syl6eq 2672 |
. . . . . . . . . . . 12
     |
| 105 | 104 | oveq1d 6665 |
. . . . . . . . . . 11
   
     |
| 106 | | oveq1 6657 |
. . . . . . . . . . 11
 
     |
| 107 | 105, 106 | oveq12d 6668 |
. . . . . . . . . 10
     
      
    |
| 108 | 101, 107 | oveq12d 6668 |
. . . . . . . . 9
   
   
        
      |
| 109 | 47, 108 | gsumsn 18354 |
. . . . . . . 8
 

 
       g                            |
| 110 | 91, 93, 96, 109 | syl3anc 1326 |
. . . . . . 7
  SRing


      g           
        
       |
| 111 | 89, 110 | eqtrd 2656 |
. . . . . 6
  SRing


      g                              |
| 112 | | srgbinom.a |
. . . . . . . . . 10
    |
| 113 | 47, 112 | mndcl 17301 |
. . . . . . . . 9
 
     |
| 114 | 91, 45, 55, 113 | syl3anc 1326 |
. . . . . . . 8
  SRing


         |
| 115 | 114, 48 | syl6eleq 2711 |
. . . . . . 7
  SRing


             |
| 116 | 50, 51, 52 | mulg0 17546 |
. . . . . . 7
      
          |
| 117 | 115, 116 | syl 17 |
. . . . . 6
  SRing


      
        |
| 118 | 83, 111, 117 | 3eqtr4rd 2667 |
. . . . 5
  SRing


      
   g             
        |
| 119 | | simprl 794 |
. . . . . . . 8
  
SRing 

     
SRing |
| 120 | 45 | adantl 482 |
. . . . . . . 8
  
SRing 

     
  |
| 121 | 55 | adantl 482 |
. . . . . . . 8
  
SRing 

     
  |
| 122 | | simprr3 1111 |
. . . . . . . 8
  
SRing 

     
  
   |
| 123 | | simpl 473 |
. . . . . . . 8
  
SRing 

     
  |
| 124 | | id 22 |
. . . . . . . 8
 
    g             
      
    g             
        |
| 125 | 47, 65, 71, 112, 46, 52, 119, 120, 121, 122, 123, 124 | srgbinomlem 18544 |
. . . . . . 7
    SRing 

           g             
              g                            |
| 126 | 125 | exp31 630 |
. . . . . 6

  SRing


           g             
        
    g                   
          |
| 127 | 126 | a2d 29 |
. . . . 5

   SRing 

      
   g             
         SRing 
     
       g                   
          |
| 128 | 11, 22, 33, 44, 118, 127 | nn0ind 11472 |
. . . 4

  SRing


      
   g             
         |
| 129 | 128 | expd 452 |
. . 3

 SRing  
          g             
          |
| 130 | 129 | impcom 446 |
. 2
  SRing
  
      
   g             
         |
| 131 | 130 | imp 445 |
1
   SRing  

      
   g             
        |