| Step | Hyp | Ref
| Expression |
| 1 | | mat2pmatbas.a |
. . . . . . . . . . . . 13
 Mat   |
| 2 | | eqid 2622 |
. . . . . . . . . . . . 13
 maMul       maMul       |
| 3 | 1, 2 | matmulr 20244 |
. . . . . . . . . . . 12
 
  maMul
  
        |
| 4 | 3 | eqcomd 2628 |
. . . . . . . . . . 11
 
      maMul        |
| 5 | 4 | oveqdr 6674 |
. . . . . . . . . 10
    
             maMul          |
| 6 | | eqid 2622 |
. . . . . . . . . . 11
         |
| 7 | | eqid 2622 |
. . . . . . . . . . 11
         |
| 8 | | crngring 18558 |
. . . . . . . . . . . 12

  |
| 9 | 8 | ad2antlr 763 |
. . . . . . . . . . 11
    
    |
| 10 | | simpll 790 |
. . . . . . . . . . 11
    
    |
| 11 | | mat2pmatbas.b |
. . . . . . . . . . . . . . . 16
     |
| 12 | 11 | eleq2i 2693 |
. . . . . . . . . . . . . . 15

      |
| 13 | 12 | biimpi 206 |
. . . . . . . . . . . . . 14
       |
| 14 | 13 | adantr 481 |
. . . . . . . . . . . . 13
 
       |
| 15 | 14 | adantl 482 |
. . . . . . . . . . . 12
    
        |
| 16 | 1, 6 | matbas2 20227 |
. . . . . . . . . . . . 13
 
     
         |
| 17 | 16 | adantr 481 |
. . . . . . . . . . . 12
    
                |
| 18 | 15, 17 | eleqtrrd 2704 |
. . . . . . . . . . 11
    
      
     |
| 19 | 11 | eleq2i 2693 |
. . . . . . . . . . . . . 14

      |
| 20 | 19 | biimpi 206 |
. . . . . . . . . . . . 13
       |
| 21 | 20 | ad2antll 765 |
. . . . . . . . . . . 12
    
        |
| 22 | 16 | eleq2d 2687 |
. . . . . . . . . . . . 13
 
      
  
       |
| 23 | 22 | adantr 481 |
. . . . . . . . . . . 12
    
          
       |
| 24 | 21, 23 | mpbird 247 |
. . . . . . . . . . 11
    
      
     |
| 25 | 2, 6, 7, 9, 10, 10, 10, 18, 24 | mamuval 20192 |
. . . . . . . . . 10
    
     maMul   
       g                       |
| 26 | 5, 25 | eqtrd 2656 |
. . . . . . . . 9
    
             g                       |
| 27 | 26 | 3ad2ant1 1082 |
. . . . . . . 8
   


 
            g 
                     |
| 28 | | oveq1 6657 |
. . . . . . . . . . . 12
           |
| 29 | | oveq2 6658 |
. . . . . . . . . . . 12
           |
| 30 | 28, 29 | oveqan12d 6669 |
. . . . . . . . . . 11
 
                                   |
| 31 | 30 | mpteq2dv 4745 |
. . . . . . . . . 10
 
                                       |
| 32 | 31 | oveq2d 6666 |
. . . . . . . . 9
 
  g                     g                      |
| 33 | 32 | adantl 482 |
. . . . . . . 8
      
 


   g                     g 
                    |
| 34 | | simp2 1062 |
. . . . . . . 8
   


 
   |
| 35 | | simp3 1063 |
. . . . . . . 8
   


 
   |
| 36 | | ovexd 6680 |
. . . . . . . 8
   


 
  g                      |
| 37 | 27, 33, 34, 35, 36 | ovmpt2d 6788 |
. . . . . . 7
   


 
              g 
                    |
| 38 | 37 | fveq2d 6195 |
. . . . . 6
   


 
  algSc                  algSc     g                       |
| 39 | | eqid 2622 |
. . . . . . 7
         |
| 40 | | ringcmn 18581 |
. . . . . . . . . 10

CMnd |
| 41 | 8, 40 | syl 17 |
. . . . . . . . 9

CMnd |
| 42 | 41 | ad2antlr 763 |
. . . . . . . 8
    
  CMnd |
| 43 | 42 | 3ad2ant1 1082 |
. . . . . . 7
   


 
 CMnd |
| 44 | | mat2pmatbas.p |
. . . . . . . . . . . 12
Poly1   |
| 45 | 44 | ply1ring 19618 |
. . . . . . . . . . 11

  |
| 46 | 8, 45 | syl 17 |
. . . . . . . . . 10

  |
| 47 | | ringmnd 18556 |
. . . . . . . . . 10

  |
| 48 | 46, 47 | syl 17 |
. . . . . . . . 9

  |
| 49 | 48 | ad2antlr 763 |
. . . . . . . 8
    
    |
| 50 | 49 | 3ad2ant1 1082 |
. . . . . . 7
   


 
   |
| 51 | 10 | 3ad2ant1 1082 |
. . . . . . 7
   


 
   |
| 52 | | eqid 2622 |
. . . . . . . . . . . 12
algSc  algSc   |
| 53 | | eqid 2622 |
. . . . . . . . . . . 12
Scalar  Scalar   |
| 54 | 46 | adantl 482 |
. . . . . . . . . . . 12
 

  |
| 55 | 44 | ply1lmod 19622 |
. . . . . . . . . . . . . 14

  |
| 56 | 8, 55 | syl 17 |
. . . . . . . . . . . . 13

  |
| 57 | 56 | adantl 482 |
. . . . . . . . . . . 12
 

  |
| 58 | 52, 53, 54, 57 | asclghm 19338 |
. . . . . . . . . . 11
 
 algSc   Scalar     |
| 59 | 44 | ply1sca 19623 |
. . . . . . . . . . . . 13

Scalar    |
| 60 | 59 | adantl 482 |
. . . . . . . . . . . 12
 

Scalar    |
| 61 | 60 | oveq1d 6665 |
. . . . . . . . . . 11
 
    Scalar     |
| 62 | 58, 61 | eleqtrrd 2704 |
. . . . . . . . . 10
 
 algSc      |
| 63 | | ghmmhm 17670 |
. . . . . . . . . 10
 algSc    algSc   MndHom    |
| 64 | 62, 63 | syl 17 |
. . . . . . . . 9
 
 algSc   MndHom    |
| 65 | 64 | adantr 481 |
. . . . . . . 8
    
  algSc   MndHom    |
| 66 | 65 | 3ad2ant1 1082 |
. . . . . . 7
   


 
 algSc   MndHom    |
| 67 | 9 | 3ad2ant1 1082 |
. . . . . . . . 9
   


 
   |
| 68 | 67 | adantr 481 |
. . . . . . . 8
      
 

   |
| 69 | 34 | adantr 481 |
. . . . . . . . 9
      
 

   |
| 70 | | simpr 477 |
. . . . . . . . 9
      
 

   |
| 71 | 15 | 3ad2ant1 1082 |
. . . . . . . . . . 11
   


 
       |
| 72 | 71 | adantr 481 |
. . . . . . . . . 10
      
 

       |
| 73 | 72, 12 | sylibr 224 |
. . . . . . . . 9
      
 

   |
| 74 | 1, 6, 11, 69, 70, 73 | matecld 20232 |
. . . . . . . 8
      
 

           |
| 75 | 35 | adantr 481 |
. . . . . . . . 9
      
 

   |
| 76 | 1 | fveq2i 6194 |
. . . . . . . . . . . . . . . 16
        Mat    |
| 77 | 11, 76 | eqtri 2644 |
. . . . . . . . . . . . . . 15
    Mat    |
| 78 | 77 | eleq2i 2693 |
. . . . . . . . . . . . . 14

    Mat     |
| 79 | 78 | biimpi 206 |
. . . . . . . . . . . . 13
     Mat     |
| 80 | 79 | ad2antll 765 |
. . . . . . . . . . . 12
    
      Mat     |
| 81 | 80 | 3ad2ant1 1082 |
. . . . . . . . . . 11
   


 
     Mat     |
| 82 | 81 | adantr 481 |
. . . . . . . . . 10
      
 

     Mat     |
| 83 | 82, 78 | sylibr 224 |
. . . . . . . . 9
      
 

   |
| 84 | 1, 6, 11, 70, 75, 83 | matecld 20232 |
. . . . . . . 8
      
 

           |
| 85 | 6, 7 | ringcl 18561 |
. . . . . . . 8
         
                               |
| 86 | 68, 74, 84, 85 | syl3anc 1326 |
. . . . . . 7
      
 

                       |
| 87 | | eqid 2622 |
. . . . . . . 8
                                     |
| 88 | | ovexd 6680 |
. . . . . . . 8
      
 

                   |
| 89 | | fvexd 6203 |
. . . . . . . 8
   


 
       |
| 90 | 87, 51, 88, 89 | fsuppmptdm 8286 |
. . . . . . 7
   


 
                   finSupp       |
| 91 | 6, 39, 43, 50, 51, 66, 86, 90 | gsummptmhm 18340 |
. . . . . 6
   


 
  g   algSc                        algSc     g                       |
| 92 | 44 | ply1assa 19569 |
. . . . . . . . . . . . . . 15

AssAlg |
| 93 | 92 | adantl 482 |
. . . . . . . . . . . . . 14
 

AssAlg |
| 94 | 52, 53 | asclrhm 19342 |
. . . . . . . . . . . . . 14
 AssAlg algSc   Scalar  RingHom    |
| 95 | 93, 94 | syl 17 |
. . . . . . . . . . . . 13
 
 algSc   Scalar  RingHom    |
| 96 | 60 | oveq1d 6665 |
. . . . . . . . . . . . 13
 
  RingHom
  Scalar 
RingHom    |
| 97 | 95, 96 | eleqtrrd 2704 |
. . . . . . . . . . . 12
 
 algSc   RingHom
   |
| 98 | 97 | adantr 481 |
. . . . . . . . . . 11
    
  algSc   RingHom    |
| 99 | 98 | 3ad2ant1 1082 |
. . . . . . . . . 10
   


 
 algSc   RingHom
   |
| 100 | 99 | adantr 481 |
. . . . . . . . 9
      
 

 algSc   RingHom    |
| 101 | 21 | 3ad2ant1 1082 |
. . . . . . . . . . . 12
   


 
       |
| 102 | 101 | adantr 481 |
. . . . . . . . . . 11
      
 

       |
| 103 | 102, 19 | sylibr 224 |
. . . . . . . . . 10
      
 

   |
| 104 | 1, 6, 11, 70, 75, 103 | matecld 20232 |
. . . . . . . . 9
      
 

           |
| 105 | | eqid 2622 |
. . . . . . . . . 10
         |
| 106 | 6, 7, 105 | rhmmul 18727 |
. . . . . . . . 9
  algSc   RingHom
                   algSc                       algSc                algSc            |
| 107 | 100, 74, 104, 106 | syl3anc 1326 |
. . . . . . . 8
      
 

  algSc                       algSc                algSc            |
| 108 | 107 | mpteq2dva 4744 |
. . . . . . 7
   


 
   algSc                         algSc                algSc             |
| 109 | 108 | oveq2d 6666 |
. . . . . 6
   


 
  g   algSc                        g    algSc                algSc              |
| 110 | 38, 91, 109 | 3eqtr2d 2662 |
. . . . 5
   


 
  algSc                  g    algSc                algSc              |
| 111 | 110 | mpt2eq3dva 6719 |
. . . 4
    
     algSc                   
 g    algSc                algSc               |
| 112 | | mat2pmatbas.c |
. . . . 5
 Mat   |
| 113 | | eqid 2622 |
. . . . 5
         |
| 114 | | eqid 2622 |
. . . . 5
         |
| 115 | 46 | ad2antlr 763 |
. . . . 5
    
    |
| 116 | | eqid 2622 |
. . . . 5
   algSc             algSc           |
| 117 | | eqid 2622 |
. . . . 5
   algSc             algSc           |
| 118 | 9 | 3ad2ant1 1082 |
. . . . . 6
   


 
   |
| 119 | | simp2 1062 |
. . . . . . 7
   


 
   |
| 120 | | simp3 1063 |
. . . . . . 7
   


 
   |
| 121 | | simp1rl 1126 |
. . . . . . 7
   


 
   |
| 122 | 1, 6, 11, 119, 120, 121 | matecld 20232 |
. . . . . 6
   


 
           |
| 123 | 44, 52, 6, 113 | ply1sclcl 19656 |
. . . . . 6
            algSc               |
| 124 | 118, 122,
123 | syl2anc 693 |
. . . . 5
   


 
  algSc               |
| 125 | | simp1rr 1127 |
. . . . . . 7
   


 
   |
| 126 | 1, 6, 11, 119, 120, 125 | matecld 20232 |
. . . . . 6
   


 
           |
| 127 | 44, 52, 6, 113 | ply1sclcl 19656 |
. . . . . 6
            algSc               |
| 128 | 118, 126,
127 | syl2anc 693 |
. . . . 5
   


 
  algSc               |
| 129 | | oveq12 6659 |
. . . . . . 7
 
           |
| 130 | 129 | fveq2d 6195 |
. . . . . 6
 
  algSc          algSc           |
| 131 | 130 | adantl 482 |
. . . . 5
   


      algSc          algSc           |
| 132 | | oveq12 6659 |
. . . . . . 7
 
           |
| 133 | 132 | fveq2d 6195 |
. . . . . 6
 
  algSc          algSc           |
| 134 | 133 | adantl 482 |
. . . . 5
   


  
   algSc          algSc           |
| 135 | | fvexd 6203 |
. . . . 5
   


 
  algSc           |
| 136 | | fvexd 6203 |
. . . . 5
   


 
  algSc           |
| 137 | 112, 113,
114, 105, 115, 10, 116, 117, 124, 128, 131, 134, 135, 136 | mpt2matmul 20252 |
. . . 4
    
    
 algSc                   algSc            
 g    algSc                algSc               |
| 138 | 111, 137 | eqtr4d 2659 |
. . 3
    
     algSc                      algSc                   algSc             |
| 139 | 1 | matring 20249 |
. . . . . . . 8
 

  |
| 140 | 8, 139 | sylan2 491 |
. . . . . . 7
 

  |
| 141 | 140 | anim1i 592 |
. . . . . 6
    
  

    |
| 142 | | 3anass 1042 |
. . . . . 6
 



    |
| 143 | 141, 142 | sylibr 224 |
. . . . 5
    
  
   |
| 144 | | eqid 2622 |
. . . . . 6
         |
| 145 | 11, 144 | ringcl 18561 |
. . . . 5
 
           |
| 146 | 143, 145 | syl 17 |
. . . 4
    
            |
| 147 | | mat2pmatbas.t |
. . . . 5

matToPolyMat   |
| 148 | 147, 1, 11, 44, 52 | mat2pmatval 20529 |
. . . 4
 
                        algSc                    |
| 149 | 10, 9, 146, 148 | syl3anc 1326 |
. . 3
    
                 algSc                    |
| 150 | | simpl 473 |
. . . . . . 7
 
   |
| 151 | 150 | anim2i 593 |
. . . . . 6
    
    
   |
| 152 | | df-3an 1039 |
. . . . . 6
 

 
    |
| 153 | 151, 152 | sylibr 224 |
. . . . 5
    
  
   |
| 154 | 147, 1, 11, 44, 52 | mat2pmatval 20529 |
. . . . 5
 
        algSc            |
| 155 | 153, 154 | syl 17 |
. . . 4
    
         algSc            |
| 156 | | simpr 477 |
. . . . . . 7
 
   |
| 157 | 156 | anim2i 593 |
. . . . . 6
    
    
   |
| 158 | | df-3an 1039 |
. . . . . 6
 

 
    |
| 159 | 157, 158 | sylibr 224 |
. . . . 5
    
  
   |
| 160 | 147, 1, 11, 44, 52 | mat2pmatval 20529 |
. . . . 5
 
        algSc            |
| 161 | 159, 160 | syl 17 |
. . . 4
    
         algSc            |
| 162 | 155, 161 | oveq12d 6668 |
. . 3
    
                      algSc                   algSc             |
| 163 | 138, 149,
162 | 3eqtr4d 2666 |
. 2
    
                                |
| 164 | 163 | ralrimivva 2971 |
1
 
 

                              |