| Step | Hyp | Ref
| Expression |
| 1 | | df-nqqs 7432 |
. 2
     |
| 2 | | breq1 4037 |
. . 3
                
       |
| 3 | | oveq2 5933 |
. . . 4
                          |
| 4 | 3 | breq1d 4044 |
. . 3
                            
                     |
| 5 | 2, 4 | bibi12d 235 |
. 2
                 
                                                   |
| 6 | | breq2 4038 |
. . 3
               |
| 7 | | oveq2 5933 |
. . . 4
                          |
| 8 | 7 | breq2d 4046 |
. . 3
                        
                 |
| 9 | 6, 8 | bibi12d 235 |
. 2
                               
                   |
| 10 | | oveq1 5932 |
. . . 4
                 |
| 11 | | oveq1 5932 |
. . . 4
                 |
| 12 | 10, 11 | breq12d 4047 |
. . 3
                            |
| 13 | 12 | bibi2d 232 |
. 2
                      
         |
| 14 | | addclpi 7411 |
. . . . . 6
 
     |
| 15 | 14 | adantl 277 |
. . . . 5
   


   
       |
| 16 | | simp3l 1027 |
. . . . . 6
        
  |
| 17 | | simp1r 1024 |
. . . . . 6
        
  |
| 18 | | mulclpi 7412 |
. . . . . 6
 
     |
| 19 | 16, 17, 18 | syl2anc 411 |
. . . . 5
        
    |
| 20 | | simp3r 1028 |
. . . . . 6
        
  |
| 21 | | simp1l 1023 |
. . . . . 6
        
  |
| 22 | | mulclpi 7412 |
. . . . . 6
 
     |
| 23 | 20, 21, 22 | syl2anc 411 |
. . . . 5
        
    |
| 24 | 15, 19, 23 | caovcld 6081 |
. . . 4
        
        |
| 25 | | mulclpi 7412 |
. . . . 5
 
     |
| 26 | 20, 17, 25 | syl2anc 411 |
. . . 4
        
    |
| 27 | | mulclpi 7412 |
. . . . . . 7
 
     |
| 28 | 27 | adantl 277 |
. . . . . 6
   


   
       |
| 29 | | simp2r 1026 |
. . . . . 6
        
  |
| 30 | 28, 16, 29 | caovcld 6081 |
. . . . 5
        
    |
| 31 | | simp2l 1025 |
. . . . . 6
        
  |
| 32 | | mulclpi 7412 |
. . . . . 6
 
     |
| 33 | 20, 31, 32 | syl2anc 411 |
. . . . 5
        
    |
| 34 | 15, 30, 33 | caovcld 6081 |
. . . 4
        
        |
| 35 | | mulclpi 7412 |
. . . . 5
 
     |
| 36 | 20, 29, 35 | syl2anc 411 |
. . . 4
        
    |
| 37 | | ordpipqqs 7458 |
. . . 4
                      
             
                                    |
| 38 | 24, 26, 34, 36, 37 | syl22anc 1250 |
. . 3
        
             
                                    |
| 39 | | simp3 1001 |
. . . . 5
        
    |
| 40 | | simp1 999 |
. . . . 5
        
    |
| 41 | | addpipqqs 7454 |
. . . . 5
      
          
              |
| 42 | 39, 40, 41 | syl2anc 411 |
. . . 4
        
          
              |
| 43 | | simp2 1000 |
. . . . 5
        
    |
| 44 | | addpipqqs 7454 |
. . . . 5
      
          
              |
| 45 | 39, 43, 44 | syl2anc 411 |
. . . 4
        
          
              |
| 46 | 42, 45 | breq12d 4047 |
. . 3
        
                      
                            |
| 47 | | ordpipqqs 7458 |
. . . . 5
      
     
    
       |
| 48 | 47 | 3adant3 1019 |
. . . 4
        
     
    
       |
| 49 | | mulclpi 7412 |
. . . . . 6
 
     |
| 50 | 21, 29, 49 | syl2anc 411 |
. . . . 5
        
    |
| 51 | | mulclpi 7412 |
. . . . . 6
 
     |
| 52 | 17, 31, 51 | syl2anc 411 |
. . . . 5
        
    |
| 53 | | mulclpi 7412 |
. . . . . 6
 
     |
| 54 | 20, 20, 53 | syl2anc 411 |
. . . . 5
        
    |
| 55 | | ltmpig 7423 |
. . . . 5
      
            
         |
| 56 | 50, 52, 54, 55 | syl3anc 1249 |
. . . 4
        
                    |
| 57 | | mulclpi 7412 |
. . . . . . 7
    
          |
| 58 | 23, 36, 57 | syl2anc 411 |
. . . . . 6
        
        |
| 59 | | mulclpi 7412 |
. . . . . . 7
    
          |
| 60 | 26, 33, 59 | syl2anc 411 |
. . . . . 6
        
        |
| 61 | | mulclpi 7412 |
. . . . . . 7
    
          |
| 62 | 19, 36, 61 | syl2anc 411 |
. . . . . 6
        
        |
| 63 | | ltapig 7422 |
. . . . . 6
                                               
                 |
| 64 | 58, 60, 62, 63 | syl3anc 1249 |
. . . . 5
        
                                            |
| 65 | | mulcompig 7415 |
. . . . . . . 8
 
       |
| 66 | 65 | adantl 277 |
. . . . . . 7
   


   
         |
| 67 | | mulasspig 7416 |
. . . . . . . 8
 
           |
| 68 | 67 | adantl 277 |
. . . . . . 7
   


   

            |
| 69 | 20, 20, 21, 66, 68, 29, 28 | caov4d 6112 |
. . . . . 6
        
              |
| 70 | 20, 20, 17, 66, 68, 31, 28 | caov4d 6112 |
. . . . . 6
        
              |
| 71 | 69, 70 | breq12d 4047 |
. . . . 5
        
                            |
| 72 | | distrpig 7417 |
. . . . . . . 8
 
             |
| 73 | 72 | adantl 277 |
. . . . . . 7
   


   

              |
| 74 | 73, 19, 23, 36, 15, 66 | caovdir2d 6104 |
. . . . . 6
        
                          |
| 75 | 73, 26, 30, 33 | caovdid 6103 |
. . . . . . 7
        
                          |
| 76 | 20, 17, 16, 66, 68, 29, 28 | caov411d 6113 |
. . . . . . . 8
        
              |
| 77 | 76 | oveq1d 5940 |
. . . . . . 7
        
                              |
| 78 | 75, 77 | eqtrd 2229 |
. . . . . 6
        
                          |
| 79 | 74, 78 | breq12d 4047 |
. . . . 5
        
                                                    |
| 80 | 64, 71, 79 | 3bitr4d 220 |
. . . 4
        
                                    |
| 81 | 48, 56, 80 | 3bitrd 214 |
. . 3
        
     
    
                       |
| 82 | 38, 46, 81 | 3bitr4rd 221 |
. 2
        
     
    
                         |
| 83 | 1, 5, 9, 13, 82 | 3ecoptocl 6692 |
1
 
 
       |