| Step | Hyp | Ref
| Expression |
| 1 | | simp13 1093 |
. . . . . . 7
   
   |
| 2 | | cvllat 34613 |
. . . . . . 7

  |
| 3 | 1, 2 | syl 17 |
. . . . . 6
   
   |
| 4 | | simp2 1062 |
. . . . . 6
   
   |
| 5 | | cvlcvr1.b |
. . . . . . . 8
     |
| 6 | | cvlcvr1.a |
. . . . . . . 8
     |
| 7 | 5, 6 | atbase 34576 |
. . . . . . 7
   |
| 8 | 7 | 3ad2ant3 1084 |
. . . . . 6
   
   |
| 9 | | cvlcvr1.l |
. . . . . . 7
     |
| 10 | | eqid 2622 |
. . . . . . 7
         |
| 11 | | cvlcvr1.j |
. . . . . . 7
     |
| 12 | 5, 9, 10, 11 | latnle 17085 |
. . . . . 6
 
             |
| 13 | 3, 4, 8, 12 | syl3anc 1326 |
. . . . 5
   
 
           |
| 14 | 13 | biimpd 219 |
. . . 4
   
 
           |
| 15 | | simpl13 1138 |
. . . . . . . . 9
   

                  |
| 16 | 15, 2 | syl 17 |
. . . . . . . 8
   

                  |
| 17 | | simprll 802 |
. . . . . . . 8
   

                  |
| 18 | | simpl2 1065 |
. . . . . . . . 9
   

                  |
| 19 | | simpl3 1066 |
. . . . . . . . . 10
   

                  |
| 20 | 19, 7 | syl 17 |
. . . . . . . . 9
   

                  |
| 21 | 5, 11 | latjcl 17051 |
. . . . . . . . 9
 
     |
| 22 | 16, 18, 20, 21 | syl3anc 1326 |
. . . . . . . 8
   

                    |
| 23 | | simprrr 805 |
. . . . . . . 8
   

                    |
| 24 | | simprrl 804 |
. . . . . . . . . 10
   

                        |
| 25 | | simpl11 1136 |
. . . . . . . . . . 11
   

                  |
| 26 | | simpl12 1137 |
. . . . . . . . . . 11
   

                  |
| 27 | | cvlatl 34612 |
. . . . . . . . . . . 12

  |
| 28 | 15, 27 | syl 17 |
. . . . . . . . . . 11
   

                  |
| 29 | 5, 9, 10, 6 | atlrelat1 34608 |
. . . . . . . . . . 11
   
        

    |
| 30 | 25, 26, 28, 18, 17, 29 | syl311anc 1340 |
. . . . . . . . . 10
   

                      

     |
| 31 | 24, 30 | mpd 15 |
. . . . . . . . 9
   

                 
   |
| 32 | 16 | adantr 481 |
. . . . . . . . . . . . 13
    


 
        
           |
| 33 | 5, 6 | atbase 34576 |
. . . . . . . . . . . . . 14
   |
| 34 | 33 | ad2antrl 764 |
. . . . . . . . . . . . 13
    


 
        
           |
| 35 | 17 | adantr 481 |
. . . . . . . . . . . . 13
    


 
        
           |
| 36 | 22 | adantr 481 |
. . . . . . . . . . . . 13
    


 
        
             |
| 37 | | simprrr 805 |
. . . . . . . . . . . . 13
    


 
        
           |
| 38 | 23 | adantr 481 |
. . . . . . . . . . . . 13
    


 
        
             |
| 39 | 5, 9, 32, 34, 35, 36, 37, 38 | lattrd 17058 |
. . . . . . . . . . . 12
    


 
        
             |
| 40 | 15 | adantr 481 |
. . . . . . . . . . . . 13
    


 
        
           |
| 41 | | simprl 794 |
. . . . . . . . . . . . 13
    


 
        
           |
| 42 | | simpll3 1102 |
. . . . . . . . . . . . 13
    


 
        
           |
| 43 | | simpll2 1101 |
. . . . . . . . . . . . 13
    


 
        
           |
| 44 | | simprrl 804 |
. . . . . . . . . . . . 13
    


 
        
           |
| 45 | 5, 9, 11, 6 | cvlexch1 34615 |
. . . . . . . . . . . . 13
  
   
      |
| 46 | 40, 41, 42, 43, 44, 45 | syl131anc 1339 |
. . . . . . . . . . . 12
    


 
        
           
     |
| 47 | 39, 46 | mpd 15 |
. . . . . . . . . . 11
    


 
        
             |
| 48 | | simprlr 803 |
. . . . . . . . . . . . 13
   

               
  |
| 49 | 48 | adantr 481 |
. . . . . . . . . . . 12
    


 
        
           |
| 50 | 5, 9, 11, 6 | cvlexchb1 34617 |
. . . . . . . . . . . 12
  
            |
| 51 | 40, 42, 41, 43, 49, 50 | syl131anc 1339 |
. . . . . . . . . . 11
    


 
        
           
       |
| 52 | 47, 51 | mpbid 222 |
. . . . . . . . . 10
    


 
        
               |
| 53 | 9, 10 | pltle 16961 |
. . . . . . . . . . . . . 14
 
           |
| 54 | 25, 18, 17, 53 | syl3anc 1326 |
. . . . . . . . . . . . 13
   

                      
   |
| 55 | 24, 54 | mpd 15 |
. . . . . . . . . . . 12
   

                  |
| 56 | 55 | adantr 481 |
. . . . . . . . . . 11
    


 
        
           |
| 57 | 5, 9, 11 | latjle12 17062 |
. . . . . . . . . . . 12
  
    
     |
| 58 | 32, 43, 34, 35, 57 | syl13anc 1328 |
. . . . . . . . . . 11
    


 
        
           
     |
| 59 | 56, 37, 58 | mpbi2and 956 |
. . . . . . . . . 10
    


 
        
             |
| 60 | 52, 59 | eqbrtrd 4675 |
. . . . . . . . 9
    


 
        
             |
| 61 | 31, 60 | rexlimddv 3035 |
. . . . . . . 8
   

                 
  |
| 62 | 5, 9, 16, 17, 22, 23, 61 | latasymd 17057 |
. . . . . . 7
   

                    |
| 63 | 62 | exp44 641 |
. . . . . 6
   
                     |
| 64 | 63 | imp 445 |
. . . . 5
   



                  |
| 65 | 64 | ralrimdva 2969 |
. . . 4
   
 

        
 

     |
| 66 | 14, 65 | jcad 555 |
. . 3
   
 
                            |
| 67 | 3, 4, 8, 21 | syl3anc 1326 |
. . . 4
   
     |
| 68 | | cvlcvr1.c |
. . . . 5
   |
| 69 | 5, 9, 10, 68 | cvrval2 34561 |
. . . 4
 

                                   |
| 70 | 3, 4, 67, 69 | syl3anc 1326 |
. . 3
   
              

                  |
| 71 | 66, 70 | sylibrd 249 |
. 2
   
 
       |
| 72 | 3 | adantr 481 |
. . . . 5
   

        |
| 73 | | simpl2 1065 |
. . . . 5
   

        |
| 74 | 67 | adantr 481 |
. . . . 5
   

          |
| 75 | | simpr 477 |
. . . . 5
   

            |
| 76 | 5, 10, 68 | cvrlt 34557 |
. . . . 5
   
                 |
| 77 | 72, 73, 74, 75, 76 | syl31anc 1329 |
. . . 4
   

                |
| 78 | 77 | ex 450 |
. . 3
   
     
           |
| 79 | 78, 13 | sylibrd 249 |
. 2
   
     
   |
| 80 | 71, 79 | impbid 202 |
1
   
 
       |