| Step | Hyp | Ref
| Expression |
| 1 | | elfvex 6221 |
. . 3
 mzPoly 
  |
| 2 | 1 | 3anim1i 1248 |
. 2
  mzPoly  
     

                    
              |
| 3 | | simp1 1061 |
. 2
  mzPoly  
     

           
mzPoly    |
| 4 | | simpl3l 1116 |
. . . . 5
          
           
   |
| 5 | | simpr 477 |
. . . . 5
          
           
   |
| 6 | | congid 37538 |
. . . . 5
 
     |
| 7 | 4, 5, 6 | syl2anc 693 |
. . . 4
          
           
     |
| 8 | | simpl2l 1114 |
. . . . . 6
          
           
     |
| 9 | | vex 3203 |
. . . . . . 7
 |
| 10 | 9 | fvconst2 6469 |
. . . . . 6
               |
| 11 | 8, 10 | syl 17 |
. . . . 5
          
           
             |
| 12 | | simpl2r 1115 |
. . . . . 6
          
           
     |
| 13 | 9 | fvconst2 6469 |
. . . . . 6
               |
| 14 | 12, 13 | syl 17 |
. . . . 5
          
           
             |
| 15 | 11, 14 | oveq12d 6668 |
. . . 4
          
           
                           |
| 16 | 7, 15 | breqtrrd 4681 |
. . 3
          
           
                         |
| 17 | | simpr 477 |
. . . . 5
          
           
   |
| 18 | | simpl3r 1117 |
. . . . 5
          
           
              |
| 19 | | fveq2 6191 |
. . . . . . . 8
           |
| 20 | | fveq2 6191 |
. . . . . . . 8
           |
| 21 | 19, 20 | oveq12d 6668 |
. . . . . . 7
                       |
| 22 | 21 | breq2d 4665 |
. . . . . 6
           
             |
| 23 | 22 | rspcva 3307 |
. . . . 5
                          |
| 24 | 17, 18, 23 | syl2anc 693 |
. . . 4
          
           
             |
| 25 | | simpl2l 1114 |
. . . . . 6
          
           
     |
| 26 | | fveq1 6190 |
. . . . . . 7
           |
| 27 | | eqid 2622 |
. . . . . . 7
                 |
| 28 | | fvex 6201 |
. . . . . . 7
     |
| 29 | 26, 27, 28 | fvmpt 6282 |
. . . . . 6
                     |
| 30 | 25, 29 | syl 17 |
. . . . 5
          
           
                   |
| 31 | | simpl2r 1115 |
. . . . . 6
          
           
     |
| 32 | | fveq1 6190 |
. . . . . . 7
           |
| 33 | | fvex 6201 |
. . . . . . 7
     |
| 34 | 32, 27, 33 | fvmpt 6282 |
. . . . . 6
                     |
| 35 | 31, 34 | syl 17 |
. . . . 5
          
           
                   |
| 36 | 30, 35 | oveq12d 6668 |
. . . 4
          
           
                                       |
| 37 | 24, 36 | breqtrrd 4681 |
. . 3
          
           
                             |
| 38 | | simp13l 1176 |
. . . . 5
          
                                                   |
| 39 | | simp2l 1087 |
. . . . . 6
          
                                                         |
| 40 | | simp12l 1174 |
. . . . . 6
          
                                                     |
| 41 | 39, 40 | ffvelrnd 6360 |
. . . . 5
          
                                                       |
| 42 | | simp12r 1175 |
. . . . . 6
          
                                                     |
| 43 | 39, 42 | ffvelrnd 6360 |
. . . . 5
          
                                                       |
| 44 | | simp3l 1089 |
. . . . . 6
          
                                                         |
| 45 | 44, 40 | ffvelrnd 6360 |
. . . . 5
          
                                                       |
| 46 | 44, 42 | ffvelrnd 6360 |
. . . . 5
          
                                                       |
| 47 | | simp2r 1088 |
. . . . 5
          
                                                             |
| 48 | | simp3r 1090 |
. . . . 5
          
                                                             |
| 49 | | congadd 37533 |
. . . . 5
                                                                     |
| 50 | 38, 41, 43, 45, 46, 47, 48, 49 | syl322anc 1354 |
. . . 4
          
                                                                         |
| 51 | | ffn 6045 |
. . . . . . 7
           |
| 52 | 39, 51 | syl 17 |
. . . . . 6
          
                                                     |
| 53 | | ffn 6045 |
. . . . . . 7
           |
| 54 | 44, 53 | syl 17 |
. . . . . 6
          
                                                     |
| 55 | | ovexd 6680 |
. . . . . 6
          
                                                     |
| 56 | | fnfvof 6911 |
. . . . . 6
    
         
                   |
| 57 | 52, 54, 55, 40, 56 | syl22anc 1327 |
. . . . 5
          
                                                                    |
| 58 | | fnfvof 6911 |
. . . . . 6
    
         
                   |
| 59 | 52, 54, 55, 42, 58 | syl22anc 1327 |
. . . . 5
          
                                                                    |
| 60 | 57, 59 | oveq12d 6668 |
. . . 4
          
                                                                                         |
| 61 | 50, 60 | breqtrrd 4681 |
. . 3
          
                                                                   |
| 62 | | congmul 37534 |
. . . . 5
                                                                     |
| 63 | 38, 41, 43, 45, 46, 47, 48, 62 | syl322anc 1354 |
. . . 4
          
                                                                         |
| 64 | | fnfvof 6911 |
. . . . . 6
    
         
                   |
| 65 | 52, 54, 55, 40, 64 | syl22anc 1327 |
. . . . 5
          
                                                                    |
| 66 | | fnfvof 6911 |
. . . . . 6
    
         
                   |
| 67 | 52, 54, 55, 42, 66 | syl22anc 1327 |
. . . . 5
          
                                                                    |
| 68 | 65, 67 | oveq12d 6668 |
. . . 4
          
                                                                                         |
| 69 | 63, 68 | breqtrrd 4681 |
. . 3
          
                                                                   |
| 70 | | fveq1 6190 |
. . . . 5
                       |
| 71 | | fveq1 6190 |
. . . . 5
                       |
| 72 | 70, 71 | oveq12d 6668 |
. . . 4
                                         |
| 73 | 72 | breq2d 4665 |
. . 3
                 
                         |
| 74 | | fveq1 6190 |
. . . . 5
                           |
| 75 | | fveq1 6190 |
. . . . 5
                           |
| 76 | 74, 75 | oveq12d 6668 |
. . . 4
                                               |
| 77 | 76 | breq2d 4665 |
. . 3
                   
                             |
| 78 | | fveq1 6190 |
. . . . 5
           |
| 79 | | fveq1 6190 |
. . . . 5
           |
| 80 | 78, 79 | oveq12d 6668 |
. . . 4
                       |
| 81 | 80 | breq2d 4665 |
. . 3
           
             |
| 82 | | fveq1 6190 |
. . . . 5
           |
| 83 | | fveq1 6190 |
. . . . 5
           |
| 84 | 82, 83 | oveq12d 6668 |
. . . 4
                       |
| 85 | 84 | breq2d 4665 |
. . 3
           
             |
| 86 | | fveq1 6190 |
. . . . 5
                 |
| 87 | | fveq1 6190 |
. . . . 5
                 |
| 88 | 86, 87 | oveq12d 6668 |
. . . 4
                                |
| 89 | 88 | breq2d 4665 |
. . 3
              
                   |
| 90 | | fveq1 6190 |
. . . . 5
                 |
| 91 | | fveq1 6190 |
. . . . 5
                 |
| 92 | 90, 91 | oveq12d 6668 |
. . . 4
                                |
| 93 | 92 | breq2d 4665 |
. . 3
              
                   |
| 94 | | fveq1 6190 |
. . . . 5
           |
| 95 | | fveq1 6190 |
. . . . 5
           |
| 96 | 94, 95 | oveq12d 6668 |
. . . 4
                       |
| 97 | 96 | breq2d 4665 |
. . 3
           
             |
| 98 | 16, 37, 61, 69, 73, 77, 81, 85, 89, 93, 97 | mzpindd 37309 |
. 2
          
           
mzPoly               |
| 99 | 2, 3, 98 | syl2anc 693 |
1
  mzPoly  
     

                        |