| Step | Hyp | Ref
 | Expression | 
| 1 |   | df-nqqs 7415 | 
. 2
                    | 
| 2 |   | breq1 4036 | 
. . 3
                                              
                  | 
| 3 |   | oveq2 5930 | 
. . . 4
                                                                   | 
| 4 | 3 | breq1d 4043 | 
. . 3
                                                                              
                                                | 
| 5 | 2, 4 | bibi12d 235 | 
. 2
                                               
                                                                                                                              | 
| 6 |   | breq2 4037 | 
. . 3
                                              | 
| 7 |   | oveq2 5930 | 
. . . 4
                                                                   | 
| 8 | 7 | breq2d 4045 | 
. . 3
                                                                    
                                      | 
| 9 | 6, 8 | bibi12d 235 | 
. 2
                                                                                       
                                                | 
| 10 |   | oveq1 5929 | 
. . . 4
                                                | 
| 11 |   | oveq1 5929 | 
. . . 4
                                                | 
| 12 | 10, 11 | breq12d 4046 | 
. . 3
                                                                               | 
| 13 | 12 | bibi2d 232 | 
. 2
                                                                    
                              | 
| 14 |   | addclpi 7394 | 
. . . . . 6
               
                  | 
| 15 | 14 | adantl 277 | 
. . . . 5
             
      
              
                       
                                | 
| 16 |   | simp3l 1027 | 
. . . . . 6
                                                          
       | 
| 17 |   | simp1r 1024 | 
. . . . . 6
                                                          
       | 
| 18 |   | mulclpi 7395 | 
. . . . . 6
               
                  | 
| 19 | 16, 17, 18 | syl2anc 411 | 
. . . . 5
                                                          
             | 
| 20 |   | simp3r 1028 | 
. . . . . 6
                                                          
       | 
| 21 |   | simp1l 1023 | 
. . . . . 6
                                                          
       | 
| 22 |   | mulclpi 7395 | 
. . . . . 6
               
                  | 
| 23 | 20, 21, 22 | syl2anc 411 | 
. . . . 5
                                                          
             | 
| 24 | 15, 19, 23 | caovcld 6077 | 
. . . 4
                                                          
                         | 
| 25 |   | mulclpi 7395 | 
. . . . 5
               
                  | 
| 26 | 20, 17, 25 | syl2anc 411 | 
. . . 4
                                                          
             | 
| 27 |   | mulclpi 7395 | 
. . . . . . 7
               
                  | 
| 28 | 27 | adantl 277 | 
. . . . . 6
             
      
              
                       
                                | 
| 29 |   | simp2r 1026 | 
. . . . . 6
                                                          
       | 
| 30 | 28, 16, 29 | caovcld 6077 | 
. . . . 5
                                                          
             | 
| 31 |   | simp2l 1025 | 
. . . . . 6
                                                          
       | 
| 32 |   | mulclpi 7395 | 
. . . . . 6
               
                  | 
| 33 | 20, 31, 32 | syl2anc 411 | 
. . . . 5
                                                          
             | 
| 34 | 15, 30, 33 | caovcld 6077 | 
. . . 4
                                                          
                         | 
| 35 |   | mulclpi 7395 | 
. . . . 5
               
                  | 
| 36 | 20, 29, 35 | syl2anc 411 | 
. . . 4
                                                          
             | 
| 37 |   | ordpipqqs 7441 | 
. . . 4
                                                                                        
                                     
                                                                                                         | 
| 38 | 24, 26, 34, 36, 37 | syl22anc 1250 | 
. . 3
                                                          
                                     
                                                                                                         | 
| 39 |   | simp3 1001 | 
. . . . 5
                                                          
                 | 
| 40 |   | simp1 999 | 
. . . . 5
                                                          
                 | 
| 41 |   | addpipqqs 7437 | 
. . . . 5
                                        
                            
                                     | 
| 42 | 39, 40, 41 | syl2anc 411 | 
. . . 4
                                                          
                            
                                     | 
| 43 |   | simp2 1000 | 
. . . . 5
                                                          
                 | 
| 44 |   | addpipqqs 7437 | 
. . . . 5
                                        
                            
                                     | 
| 45 | 39, 43, 44 | syl2anc 411 | 
. . . 4
                                                          
                            
                                     | 
| 46 | 42, 45 | breq12d 4046 | 
. . 3
                                                          
                                                          
                                                                           | 
| 47 |   | ordpipqqs 7441 | 
. . . . 5
                                        
             
            
                    | 
| 48 | 47 | 3adant3 1019 | 
. . . 4
                                                          
             
            
                    | 
| 49 |   | mulclpi 7395 | 
. . . . . 6
               
                  | 
| 50 | 21, 29, 49 | syl2anc 411 | 
. . . . 5
                                                          
             | 
| 51 |   | mulclpi 7395 | 
. . . . . 6
               
                  | 
| 52 | 17, 31, 51 | syl2anc 411 | 
. . . . 5
                                                          
             | 
| 53 |   | mulclpi 7395 | 
. . . . . 6
               
                  | 
| 54 | 20, 20, 53 | syl2anc 411 | 
. . . . 5
                                                          
             | 
| 55 |   | ltmpig 7406 | 
. . . . 5
                                  
                                                      
                      | 
| 56 | 50, 52, 54, 55 | syl3anc 1249 | 
. . . 4
                                                          
                                                                 | 
| 57 |   | mulclpi 7395 | 
. . . . . . 7
                    
                                     | 
| 58 | 23, 36, 57 | syl2anc 411 | 
. . . . . 6
                                                          
                         | 
| 59 |   | mulclpi 7395 | 
. . . . . . 7
                    
                                     | 
| 60 | 26, 33, 59 | syl2anc 411 | 
. . . . . 6
                                                          
                         | 
| 61 |   | mulclpi 7395 | 
. . . . . . 7
                    
                                     | 
| 62 | 19, 36, 61 | syl2anc 411 | 
. . . . . 6
                                                          
                         | 
| 63 |   | ltapig 7405 | 
. . . . . 6
                                                                                                                                                                             
                                              | 
| 64 | 58, 60, 62, 63 | syl3anc 1249 | 
. . . . 5
                                                          
                                                                                                                                         | 
| 65 |   | mulcompig 7398 | 
. . . . . . . 8
               
                        | 
| 66 | 65 | adantl 277 | 
. . . . . . 7
             
      
              
                       
                                      | 
| 67 |   | mulasspig 7399 | 
. . . . . . . 8
               
                                            | 
| 68 | 67 | adantl 277 | 
. . . . . . 7
             
      
              
                       
                
                                         | 
| 69 | 20, 20, 21, 66, 68, 29, 28 | caov4d 6108 | 
. . . . . 6
                                                          
                                           | 
| 70 | 20, 20, 17, 66, 68, 31, 28 | caov4d 6108 | 
. . . . . 6
                                                          
                                           | 
| 71 | 69, 70 | breq12d 4046 | 
. . . . 5
                                                          
                                                                                         | 
| 72 |   | distrpig 7400 | 
. . . . . . . 8
               
                                                  | 
| 73 | 72 | adantl 277 | 
. . . . . . 7
             
      
              
                       
                
                                               | 
| 74 | 73, 19, 23, 36, 15, 66 | caovdir2d 6100 | 
. . . . . 6
                                                          
                                                                               | 
| 75 | 73, 26, 30, 33 | caovdid 6099 | 
. . . . . . 7
                                                          
                                                                               | 
| 76 | 20, 17, 16, 66, 68, 29, 28 | caov411d 6109 | 
. . . . . . . 8
                                                          
                                           | 
| 77 | 76 | oveq1d 5937 | 
. . . . . . 7
                                                          
                                                                                           | 
| 78 | 75, 77 | eqtrd 2229 | 
. . . . . 6
                                                          
                                                                               | 
| 79 | 74, 78 | breq12d 4046 | 
. . . . 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 6683 | 
1
               
                     
                    |