| Step | Hyp | Ref
| Expression |
| 1 | | eqid 2622 |
. . . . 5
         |
| 2 | | eqid 2622 |
. . . . 5
         |
| 3 | | ringcmn 18581 |
. . . . . . 7

CMnd |
| 4 | 3 | 3ad2ant1 1082 |
. . . . . 6
 
 CMnd |
| 5 | 4 | adantr 481 |
. . . . 5
  

       
  CMnd |
| 6 | | ovex 6678 |
. . . . . . . 8
   |
| 7 | 6 | rabex 4813 |
. . . . . . 7
       
  |
| 8 | 7 | rabex 4813 |
. . . . . 6
             |
| 9 | 8 | a1i 11 |
. . . . 5
  

       
           

   |
| 10 | | simpll1 1100 |
. . . . . . 7
   

       
          
      |
| 11 | | psropprmul.y |
. . . . . . . . . 10
 mPwSer   |
| 12 | | eqid 2622 |
. . . . . . . . . 10
       
           |
| 13 | | psropprmul.b |
. . . . . . . . . 10
     |
| 14 | | simp3 1063 |
. . . . . . . . . 10
 
   |
| 15 | 11, 1, 12, 13, 14 | psrelbas 19379 |
. . . . . . . . 9
 
                    |
| 16 | 15 | adantr 481 |
. . . . . . . 8
  

       
           
         |
| 17 | | elrabi 3359 |
. . . . . . . 8
          

        
   |
| 18 | | ffvelrn 6357 |
. . . . . . . 8
           
                           |
| 19 | 16, 17, 18 | syl2an 494 |
. . . . . . 7
   

       
          
              |
| 20 | | simp2 1062 |
. . . . . . . . . 10
 
   |
| 21 | 11, 1, 12, 13, 20 | psrelbas 19379 |
. . . . . . . . 9
 
                    |
| 22 | 21 | ad2antrr 762 |
. . . . . . . 8
   

       
          
             
         |
| 23 | | ssrab2 3687 |
. . . . . . . . 9
                   
  |
| 24 | | reldmpsr 19361 |
. . . . . . . . . . . . 13
mPwSer |
| 25 | 11, 13, 24 | strov2rcl 15922 |
. . . . . . . . . . . 12
   |
| 26 | 25 | 3ad2ant3 1084 |
. . . . . . . . . . 11
 
   |
| 27 | 26 | ad2antrr 762 |
. . . . . . . . . 10
   

       
          
      |
| 28 | | simplr 792 |
. . . . . . . . . 10
   

       
          
           
   |
| 29 | | simpr 477 |
. . . . . . . . . 10
   

       
          
            
     |
| 30 | | eqid 2622 |
. . . . . . . . . . 11
                    
    |
| 31 | 12, 30 | psrbagconcl 19373 |
. . . . . . . . . 10
 
        
         

 
 
               |
| 32 | 27, 28, 29, 31 | syl3anc 1326 |
. . . . . . . . 9
   

       
          
                

   |
| 33 | 23, 32 | sseldi 3601 |
. . . . . . . 8
   

       
          
                  |
| 34 | 22, 33 | ffvelrnd 6360 |
. . . . . . 7
   

       
          
                 |
| 35 | | eqid 2622 |
. . . . . . . 8
         |
| 36 | 1, 35 | ringcl 18561 |
. . . . . . 7
         
                                     |
| 37 | 10, 19, 34, 36 | syl3anc 1326 |
. . . . . 6
   

       
          
                             |
| 38 | | eqid 2622 |
. . . . . 6
          

                              
                        |
| 39 | 37, 38 | fmptd 6385 |
. . . . 5
  

       
           
                                 
           |
| 40 | | mptexg 6484 |
. . . . . . 7
         
            
                         |
| 41 | 8, 40 | mp1i 13 |
. . . . . 6
  

       
           
                         |
| 42 | | funmpt 5926 |
. . . . . . 7
                                  |
| 43 | 42 | a1i 11 |
. . . . . 6
  

       
 
         
                         |
| 44 | | fvex 6201 |
. . . . . . 7
     |
| 45 | 44 | a1i 11 |
. . . . . 6
  

       
        |
| 46 | 12 | psrbaglefi 19372 |
. . . . . . 7
 
                   

   |
| 47 | 26, 46 | sylan 488 |
. . . . . 6
  

       
           

   |
| 48 | | suppssdm 7308 |
. . . . . . . 8
                                  supp     
         
                        |
| 49 | 38 | dmmptss 5631 |
. . . . . . . 8
                                              |
| 50 | 48, 49 | sstri 3612 |
. . . . . . 7
                                  supp               

  |
| 51 | 50 | a1i 11 |
. . . . . 6
  

       
             

                     supp                    |
| 52 | | suppssfifsupp 8290 |
. . . . . 6
            
                      
          

                                                 
                       supp               

                                    finSupp       |
| 53 | 41, 43, 45, 47, 51, 52 | syl32anc 1334 |
. . . . 5
  

       
           
                       finSupp       |
| 54 | 12, 30 | psrbagconf1o 19374 |
. . . . . 6
 
                   
                 
             
     |
| 55 | 26, 54 | sylan 488 |
. . . . 5
  

       
           
                 
             
     |
| 56 | 1, 2, 5, 9, 39, 53, 55 | gsumf1o 18317 |
. . . 4
  

       
   g           

                       g           
                                
           |
| 57 | 26 | ad2antrr 762 |
. . . . . . . 8
   

       
          
      |
| 58 | | simplr 792 |
. . . . . . . 8
   

       
          
           
   |
| 59 | | simpr 477 |
. . . . . . . 8
   

       
          
            
     |
| 60 | 12, 30 | psrbagconcl 19373 |
. . . . . . . 8
 
        
         

 
 
               |
| 61 | 57, 58, 59, 60 | syl3anc 1326 |
. . . . . . 7
   

       
          
                

   |
| 62 | | eqidd 2623 |
. . . . . . 7
  

       
           
                
         |
| 63 | | eqidd 2623 |
. . . . . . 7
  

       
           
                                
                         |
| 64 | | fveq2 6191 |
. . . . . . . 8
                 |
| 65 | | oveq2 6658 |
. . . . . . . . 9
               |
| 66 | 65 | fveq2d 6195 |
. . . . . . . 8
                       |
| 67 | 64, 66 | oveq12d 6668 |
. . . . . . 7
                                                  |
| 68 | 61, 62, 63, 67 | fmptco 6396 |
. . . . . 6
  

       
             

                              
                 
                               |
| 69 | 12 | psrbagf 19365 |
. . . . . . . . . . . . 13
 
                |
| 70 | 26, 69 | sylan 488 |
. . . . . . . . . . . 12
  

       
        |
| 71 | 70 | adantr 481 |
. . . . . . . . . . 11
   

       
          
          |
| 72 | 26 | adantr 481 |
. . . . . . . . . . . 12
  

       
    |
| 73 | | elrabi 3359 |
. . . . . . . . . . . 12
          

        
   |
| 74 | 12 | psrbagf 19365 |
. . . . . . . . . . . 12
 
                |
| 75 | 72, 73, 74 | syl2an 494 |
. . . . . . . . . . 11
   

       
          
          |
| 76 | | nn0cn 11302 |
. . . . . . . . . . . . 13

  |
| 77 | | nn0cn 11302 |
. . . . . . . . . . . . 13

  |
| 78 | | nncan 10310 |
. . . . . . . . . . . . 13
 
       |
| 79 | 76, 77, 78 | syl2an 494 |
. . . . . . . . . . . 12
 
       |
| 80 | 79 | adantl 482 |
. . . . . . . . . . 11
    
                   
    
        |
| 81 | 57, 71, 75, 80 | caonncan 6935 |
. . . . . . . . . 10
   

       
          
            |
| 82 | 81 | fveq2d 6195 |
. . . . . . . . 9
   

       
          
                    |
| 83 | 82 | oveq2d 6666 |
. . . . . . . 8
   

       
          
                                                  |
| 84 | | psropprmul.s |
. . . . . . . . 9
oppr   |
| 85 | | eqid 2622 |
. . . . . . . . 9
         |
| 86 | 1, 35, 84, 85 | opprmul 18626 |
. . . . . . . 8
                                       |
| 87 | 83, 86 | syl6eqr 2674 |
. . . . . . 7
   

       
          
                                                  |
| 88 | 87 | mpteq2dva 4744 |
. . . . . 6
  

       
           
                                      
                         |
| 89 | 68, 88 | eqtrd 2656 |
. . . . 5
  

       
             

                              
                 
                         |
| 90 | 89 | oveq2d 6666 |
. . . 4
  

       
   g                                                       g           

                        |
| 91 | 8 | mptex 6486 |
. . . . . . . 8
          

                      |
| 92 | 91 | a1i 11 |
. . . . . . 7

          

                       |
| 93 | | id 22 |
. . . . . . 7

  |
| 94 | | fvex 6201 |
. . . . . . . . 9
oppr   |
| 95 | 84, 94 | eqeltri 2697 |
. . . . . . . 8
 |
| 96 | 95 | a1i 11 |
. . . . . . 7

  |
| 97 | 84, 1 | opprbas 18629 |
. . . . . . . 8
         |
| 98 | 97 | a1i 11 |
. . . . . . 7

          |
| 99 | | eqid 2622 |
. . . . . . . . 9
       |
| 100 | 84, 99 | oppradd 18630 |
. . . . . . . 8
       |
| 101 | 100 | a1i 11 |
. . . . . . 7

        |
| 102 | 92, 93, 96, 98, 101 | gsumpropd 17272 |
. . . . . 6

 g          
                         g          
                          |
| 103 | 102 | 3ad2ant1 1082 |
. . . . 5
 
  g          
                         g          
                          |
| 104 | 103 | adantr 481 |
. . . 4
  

       
   g           

                       g          
                          |
| 105 | 56, 90, 104 | 3eqtrd 2660 |
. . 3
  

       
   g           

                       g          
                          |
| 106 | 105 | mpteq2dva 4744 |
. 2
 
         
  g          
                                  
 g          
                           |
| 107 | | psropprmul.t |
. . 3
     |
| 108 | 11, 13, 35, 107, 12, 14, 20 | psrmulfval 19385 |
. 2
 
           
  g          
                           |
| 109 | | psropprmul.z |
. . 3
 mPwSer   |
| 110 | | eqid 2622 |
. . 3
         |
| 111 | | psropprmul.u |
. . 3
     |
| 112 | 97 | a1i 11 |
. . . . . 6
 
           |
| 113 | 112 | psrbaspropd 19605 |
. . . . 5
 
     mPwSer       mPwSer     |
| 114 | 11 | fveq2i 6194 |
. . . . . 6
        mPwSer    |
| 115 | 13, 114 | eqtri 2644 |
. . . . 5
    mPwSer    |
| 116 | 109 | fveq2i 6194 |
. . . . 5
        mPwSer    |
| 117 | 113, 115,
116 | 3eqtr4g 2681 |
. . . 4
 
       |
| 118 | 20, 117 | eleqtrd 2703 |
. . 3
 
       |
| 119 | 14, 117 | eleqtrd 2703 |
. . 3
 
       |
| 120 | 109, 110,
85, 111, 12, 118, 119 | psrmulfval 19385 |
. 2
 
           
  g          
                           |
| 121 | 106, 108,
120 | 3eqtr4rd 2667 |
1
 
       |