| Step | Hyp | Ref
| Expression |
| 1 | | dfcnqs 7925 |
. 2
      |
| 2 | | mulcnsrec 7927 |
. 2
      
      ![] ]](rbrack.gif)
     ![] ]](rbrack.gif)       
            ![] ]](rbrack.gif)  |
| 3 | | mulcnsrec 7927 |
. 2
      
      ![] ]](rbrack.gif)      ![] ]](rbrack.gif)
                   ![] ]](rbrack.gif)  |
| 4 | | mulcnsrec 7927 |
. 2
       
      
     
                    ![] ]](rbrack.gif)      ![] ]](rbrack.gif)
        
                              
       ![] ]](rbrack.gif)  |
| 5 | | mulcnsrec 7927 |
. 2
         
      
   
      ![] ]](rbrack.gif)
      
            ![] ]](rbrack.gif)         
     
 
              
        
      ![] ]](rbrack.gif)
 |
| 6 | | mulclsr 7838 |
. . . . 5
 
     |
| 7 | | m1r 7836 |
. . . . . 6
 |
| 8 | | mulclsr 7838 |
. . . . . 6
 
     |
| 9 | | mulclsr 7838 |
. . . . . 6
      
    |
| 10 | 7, 8, 9 | sylancr 414 |
. . . . 5
 
  
    |
| 11 | | addclsr 7837 |
. . . . 5
                   |
| 12 | 6, 10, 11 | syl2an 289 |
. . . 4
      
 
  
     |
| 13 | 12 | an4s 588 |
. . 3
      
 
  
     |
| 14 | | mulclsr 7838 |
. . . . 5
 
     |
| 15 | | mulclsr 7838 |
. . . . 5
 
     |
| 16 | | addclsr 7837 |
. . . . 5
    
     
    |
| 17 | 14, 15, 16 | syl2anr 290 |
. . . 4
      
 
      |
| 18 | 17 | an42s 589 |
. . 3
      
 
      |
| 19 | 13, 18 | jca 306 |
. 2
      
                  |
| 20 | | mulclsr 7838 |
. . . . 5
 
     |
| 21 | | mulclsr 7838 |
. . . . . 6
 
     |
| 22 | | mulclsr 7838 |
. . . . . 6
  
   
    |
| 23 | 7, 21, 22 | sylancr 414 |
. . . . 5
 
  
    |
| 24 | | addclsr 7837 |
. . . . 5
                   |
| 25 | 20, 23, 24 | syl2an 289 |
. . . 4
      
 
  
     |
| 26 | 25 | an4s 588 |
. . 3
      
 
  
     |
| 27 | | mulclsr 7838 |
. . . . 5
 
     |
| 28 | | mulclsr 7838 |
. . . . 5
 
     |
| 29 | | addclsr 7837 |
. . . . 5
          
    |
| 30 | 27, 28, 29 | syl2anr 290 |
. . . 4
      
 
      |
| 31 | 30 | an42s 589 |
. . 3
      
 
      |
| 32 | 26, 31 | jca 306 |
. 2
      
                  |
| 33 | | simp1l 1023 |
. . . . 5
        
  |
| 34 | | simp2l 1025 |
. . . . . 6
        
  |
| 35 | | simp3l 1027 |
. . . . . 6
        
  |
| 36 | 34, 35, 20 | syl2anc 411 |
. . . . 5
        
    |
| 37 | | mulclsr 7838 |
. . . . 5
      
    |
| 38 | 33, 36, 37 | syl2anc 411 |
. . . 4
        
      |
| 39 | | simp2r 1026 |
. . . . . . 7
        
  |
| 40 | | simp3r 1028 |
. . . . . . 7
        
  |
| 41 | 39, 40, 21 | syl2anc 411 |
. . . . . 6
        
    |
| 42 | 7, 41, 22 | sylancr 414 |
. . . . 5
        
      |
| 43 | | mulclsr 7838 |
. . . . 5
               |
| 44 | 33, 42, 43 | syl2anc 411 |
. . . 4
        
  
     |
| 45 | | simp1r 1024 |
. . . . . 6
        
  |
| 46 | 39, 35, 27 | syl2anc 411 |
. . . . . 6
        
    |
| 47 | | mulclsr 7838 |
. . . . . 6
  
   
    |
| 48 | 45, 46, 47 | syl2anc 411 |
. . . . 5
        
      |
| 49 | | mulclsr 7838 |
. . . . 5
   
    
      |
| 50 | 7, 48, 49 | sylancr 414 |
. . . 4
        
  
     |
| 51 | | addcomsrg 7839 |
. . . . 5
 
       |
| 52 | 51 | adantl 277 |
. . . 4
   


   
         |
| 53 | | addasssrg 7840 |
. . . . 5
 
           |
| 54 | 53 | adantl 277 |
. . . 4
   


   

            |
| 55 | 34, 40, 28 | syl2anc 411 |
. . . . . 6
        
    |
| 56 | | mulclsr 7838 |
. . . . . 6
      
    |
| 57 | 45, 55, 56 | syl2anc 411 |
. . . . 5
        
      |
| 58 | | mulclsr 7838 |
. . . . 5
   
    
      |
| 59 | 7, 57, 58 | sylancr 414 |
. . . 4
        
  
     |
| 60 | | addclsr 7837 |
. . . . 5
 
     |
| 61 | 60 | adantl 277 |
. . . 4
   


   
       |
| 62 | 38, 44, 50, 52, 54, 59, 61 | caov42d 6114 |
. . 3
        
   
    
       
    
              
                     |
| 63 | | distrsrg 7843 |
. . . . 5
                                 |
| 64 | 33, 36, 42, 63 | syl3anc 1249 |
. . . 4
        
                        |
| 65 | | distrsrg 7843 |
. . . . . . 7
  
                        |
| 66 | 45, 46, 55, 65 | syl3anc 1249 |
. . . . . 6
        
    
     
         |
| 67 | 66 | oveq2d 5941 |
. . . . 5
        
                        |
| 68 | 7 | a1i 9 |
. . . . . 6
        
  |
| 69 | | distrsrg 7843 |
. . . . . 6
   
   
      
                 
      |
| 70 | 68, 48, 57, 69 | syl3anc 1249 |
. . . . 5
        
   
  
              
      |
| 71 | 67, 70 | eqtrd 2229 |
. . . 4
        
            
      
      |
| 72 | 64, 71 | oveq12d 5943 |
. . 3
        
 
 
  
     
 
          
    
       
    
        |
| 73 | | mulcomsrg 7841 |
. . . . . . 7
 
       |
| 74 | 73 | adantl 277 |
. . . . . 6
   


   
         |
| 75 | | distrsrg 7843 |
. . . . . . . . 9
 
 
      
    |
| 76 | 75 | 3coml 1212 |
. . . . . . . 8
 
 
      
    |
| 77 | | simp3 1001 |
. . . . . . . . 9
 
   |
| 78 | 60 | 3adant3 1019 |
. . . . . . . . 9
 
     |
| 79 | | mulcomsrg 7841 |
. . . . . . . . 9
               |
| 80 | 77, 78, 79 | syl2anc 411 |
. . . . . . . 8
 
 
         |
| 81 | | simp1 999 |
. . . . . . . . . 10
 
   |
| 82 | | mulcomsrg 7841 |
. . . . . . . . . 10
 
       |
| 83 | 77, 81, 82 | syl2anc 411 |
. . . . . . . . 9
 
 
     |
| 84 | | simp2 1000 |
. . . . . . . . . 10
 
   |
| 85 | | mulcomsrg 7841 |
. . . . . . . . . 10
 
       |
| 86 | 77, 84, 85 | syl2anc 411 |
. . . . . . . . 9
 
 
     |
| 87 | 83, 86 | oveq12d 5943 |
. . . . . . . 8
 
               |
| 88 | 76, 80, 87 | 3eqtr3d 2237 |
. . . . . . 7
 
   
         |
| 89 | 88 | adantl 277 |
. . . . . 6
   


   

    
         |
| 90 | | mulasssrg 7842 |
. . . . . . 7
 
   
       |
| 91 | 90 | adantl 277 |
. . . . . 6
   


   

    
       |
| 92 | | mulclsr 7838 |
. . . . . . 7
 
     |
| 93 | 92 | adantl 277 |
. . . . . 6
   


   
       |
| 94 | 45, 39, 8 | syl2anc 411 |
. . . . . 6
        
    |
| 95 | 74, 89, 91, 93, 33, 68, 34, 94, 35 | caovdilemd 6119 |
. . . . 5
        
                        |
| 96 | | mulasssrg 7842 |
. . . . . . . 8
 
   
  
    |
| 97 | 45, 39, 35, 96 | syl3anc 1249 |
. . . . . . 7
        
 
        |
| 98 | 97 | oveq2d 5941 |
. . . . . 6
        
              |
| 99 | 98 | oveq2d 5941 |
. . . . 5
        
 
      
     
    
      |
| 100 | 95, 99 | eqtrd 2229 |
. . . 4
        
                 
      |
| 101 | 74, 89, 91, 93, 45, 33, 34, 39, 40 | caovdilemd 6119 |
. . . . . 6
        
             
      |
| 102 | 101 | oveq2d 5941 |
. . . . 5
        
                 
      |
| 103 | 93, 33, 41 | caovcld 6081 |
. . . . . 6
        
      |
| 104 | | distrsrg 7843 |
. . . . . 6
   
  

      
                

      |
| 105 | 68, 57, 103, 104 | syl3anc 1249 |
. . . . 5
        
      
             

      |
| 106 | 68, 33, 41, 74, 91 | caov12d 6109 |
. . . . . 6
        
  
           |
| 107 | 106 | oveq2d 5941 |
. . . . 5
        
        
                     |
| 108 | 102, 105,
107 | 3eqtrd 2233 |
. . . 4
        
            
             |
| 109 | 100, 108 | oveq12d 5943 |
. . 3
        
                
 
           
                     |
| 110 | 62, 72, 109 | 3eqtr4rd 2240 |
. 2
        
                
 
                   
       |
| 111 | 93, 45, 36 | caovcld 6081 |
. . . 4
        
      |
| 112 | 93, 45, 42 | caovcld 6081 |
. . . 4
        
  
     |
| 113 | 93, 33, 46 | caovcld 6081 |
. . . 4
        
      |
| 114 | 93, 33, 55 | caovcld 6081 |
. . . 4
        
      |
| 115 | 111, 112,
113, 52, 54, 114, 61 | caov42d 6114 |
. . 3
        
   
    
          
           
     
    
       |
| 116 | | distrsrg 7843 |
. . . . 5
                                 |
| 117 | 45, 36, 42, 116 | syl3anc 1249 |
. . . 4
        
                        |
| 118 | | distrsrg 7843 |
. . . . 5
  
                        |
| 119 | 33, 46, 55, 118 | syl3anc 1249 |
. . . 4
        
    
     
         |
| 120 | 117, 119 | oveq12d 5943 |
. . 3
        
 
 
  
                   
            
      |
| 121 | 74, 89, 91, 93, 45, 33, 34, 39, 35 | caovdilemd 6119 |
. . . 4
        
             
      |
| 122 | 74, 89, 91, 93, 33, 68, 34, 94, 40 | caovdilemd 6119 |
. . . . 5
        
                        |
| 123 | | mulasssrg 7842 |
. . . . . . . . 9
 
   
  
    |
| 124 | 45, 39, 40, 123 | syl3anc 1249 |
. . . . . . . 8
        
 
        |
| 125 | 124 | oveq2d 5941 |
. . . . . . 7
        
              |
| 126 | 68, 45, 41, 74, 91 | caov12d 6109 |
. . . . . . 7
        
  
           |
| 127 | 125, 126 | eqtrd 2229 |
. . . . . 6
        
              |
| 128 | 127 | oveq2d 5941 |
. . . . 5
        
 
      
     
    
      |
| 129 | 122, 128 | eqtrd 2229 |
. . . 4
        
               
        |
| 130 | 121, 129 | oveq12d 5943 |
. . 3
        
     
 
      
           
                   |
| 131 | 115, 120,
130 | 3eqtr4rd 2240 |
. 2
        
     
 
      
                           |
| 132 | 1, 2, 3, 4, 5, 19,
32, 110, 131 | ecoviass 6713 |
1
 
      
    |