| Step | Hyp | Ref
| Expression |
| 1 | | simplr 528 |
. . . . . . 7
  EXMID TAp


TAp   |
| 2 | | simpr 110 |
. . . . . . 7
  EXMID TAp


  |
| 3 | | dftap2 7363 |
. . . . . . . . . 10
 TAp  

 
  

        


          

  
     |
| 4 | 3 | biimpi 120 |
. . . . . . . . 9
 TAp
  
 
  

        


          

  
     |
| 5 | 4 | simp1d 1012 |
. . . . . . . 8
 TAp
    |
| 6 | 5 | sseld 3192 |
. . . . . . 7
 TAp

     |
| 7 | 1, 2, 6 | sylc 62 |
. . . . . 6
  EXMID TAp



   |
| 8 | | 1st2nd2 6261 |
. . . . . 6
                |
| 9 | 7, 8 | syl 14 |
. . . . 5
  EXMID TAp


             |
| 10 | | xp1st 6251 |
. . . . . . . 8
         |
| 11 | 7, 10 | syl 14 |
. . . . . . 7
  EXMID TAp


      |
| 12 | | xp2nd 6252 |
. . . . . . . 8
         |
| 13 | 7, 12 | syl 14 |
. . . . . . 7
  EXMID TAp


      |
| 14 | 9, 2 | eqeltrrd 2283 |
. . . . . . . . . 10
  EXMID TAp


             |
| 15 | 14 | adantr 276 |
. . . . . . . . 9
   EXMID TAp


        
             |
| 16 | | simpr 110 |
. . . . . . . . . . 11
   EXMID TAp


        
          |
| 17 | 16 | opeq2d 3826 |
. . . . . . . . . 10
   EXMID TAp


        
          
             |
| 18 | | id 19 |
. . . . . . . . . . . . . 14
    
      |
| 19 | 18, 18 | breq12d 4057 |
. . . . . . . . . . . . 13
    
  
             |
| 20 | 19 | notbid 669 |
. . . . . . . . . . . 12
    
  
             |
| 21 | 4 | simp2d 1013 |
. . . . . . . . . . . . . 14
 TAp
 
  

         |
| 22 | 21 | simpld 112 |
. . . . . . . . . . . . 13
 TAp

    |
| 23 | 22 | ad3antlr 493 |
. . . . . . . . . . . 12
   EXMID TAp


        

    |
| 24 | 11 | adantr 276 |
. . . . . . . . . . . 12
   EXMID TAp


        
      |
| 25 | 20, 23, 24 | rspcdva 2882 |
. . . . . . . . . . 11
   EXMID TAp


        
            |
| 26 | | df-br 4045 |
. . . . . . . . . . 11
                        |
| 27 | 25, 26 | sylnib 678 |
. . . . . . . . . 10
   EXMID TAp


        
             |
| 28 | 17, 27 | eqneltrrd 2302 |
. . . . . . . . 9
   EXMID TAp


        
             |
| 29 | 15, 28 | pm2.65da 663 |
. . . . . . . 8
  EXMID TAp


          |
| 30 | 29 | neqned 2383 |
. . . . . . 7
  EXMID TAp


          |
| 31 | 11, 13, 30 | jca31 309 |
. . . . . 6
  EXMID TAp


                      |
| 32 | | eleq1 2268 |
. . . . . . . . . 10
    

       |
| 33 | | eleq1 2268 |
. . . . . . . . . 10
    

       |
| 34 | 32, 33 | bi2anan9 606 |
. . . . . . . . 9
            
              |
| 35 | | simpl 109 |
. . . . . . . . . 10
                 |
| 36 | | simpr 110 |
. . . . . . . . . 10
                 |
| 37 | 35, 36 | neeq12d 2396 |
. . . . . . . . 9
           
           |
| 38 | 34, 37 | anbi12d 473 |
. . . . . . . 8
               
                       |
| 39 | 38 | opelopabga 4309 |
. . . . . . 7
                               
                       |
| 40 | 11, 13, 39 | syl2anc 411 |
. . . . . 6
  EXMID TAp


                 

 
                       |
| 41 | 31, 40 | mpbird 167 |
. . . . 5
  EXMID TAp


                

    |
| 42 | 9, 41 | eqeltrd 2282 |
. . . 4
  EXMID TAp


           |
| 43 | | relopab 4804 |
. . . . . . 7
          |
| 44 | | 1st2nd 6267 |
. . . . . . 7
       

 
     

                |
| 45 | 43, 44 | mpan 424 |
. . . . . 6
      

               |
| 46 | 45 | adantl 277 |
. . . . 5
  EXMID TAp

     

                |
| 47 | | breq2 4048 |
. . . . . . . . . 10
    
                    |
| 48 | 47 | notbid 669 |
. . . . . . . . 9
    
      
             |
| 49 | | eqeq2 2215 |
. . . . . . . . 9
    
                |
| 50 | 48, 49 | imbi12d 234 |
. . . . . . . 8
    
                                    |
| 51 | | breq1 4047 |
. . . . . . . . . . . 12
    
  
         |
| 52 | 51 | notbid 669 |
. . . . . . . . . . 11
    
  
         |
| 53 | | eqeq1 2212 |
. . . . . . . . . . 11
    

       |
| 54 | 52, 53 | imbi12d 234 |
. . . . . . . . . 10
    
   
                |
| 55 | 54 | ralbidv 2506 |
. . . . . . . . 9
    
 
  
                 |
| 56 | 4 | simp3d 1014 |
. . . . . . . . . . 11
 TAp
 


          

  
    |
| 57 | 56 | simprd 114 |
. . . . . . . . . 10
 TAp


      |
| 58 | 57 | ad2antlr 489 |
. . . . . . . . 9
  EXMID TAp

     

    

 
   |
| 59 | 32 | anbi1d 465 |
. . . . . . . . . . . . . 14
    
 
     
    |
| 60 | | neeq1 2389 |
. . . . . . . . . . . . . 14
    

       |
| 61 | 59, 60 | anbi12d 473 |
. . . . . . . . . . . . 13
    
  


     
         |
| 62 | 33 | anbi2d 464 |
. . . . . . . . . . . . . 14
    
     
              |
| 63 | | neeq2 2390 |
. . . . . . . . . . . . . 14
    
                |
| 64 | 62, 63 | anbi12d 473 |
. . . . . . . . . . . . 13
    
      
                             |
| 65 | 61, 64 | elopabi 6281 |
. . . . . . . . . . . 12
      

                        |
| 66 | 65 | adantl 277 |
. . . . . . . . . . 11
  EXMID TAp

     

                         |
| 67 | 66 | simpld 112 |
. . . . . . . . . 10
  EXMID TAp

     

               |
| 68 | 67 | simpld 112 |
. . . . . . . . 9
  EXMID TAp

     

         |
| 69 | 55, 58, 68 | rspcdva 2882 |
. . . . . . . 8
  EXMID TAp

     

    
             |
| 70 | 67 | simprd 114 |
. . . . . . . 8
  EXMID TAp

     

         |
| 71 | 50, 69, 70 | rspcdva 2882 |
. . . . . . 7
  EXMID TAp

     

             
           |
| 72 | 66 | simprd 114 |
. . . . . . . 8
  EXMID TAp

     

             |
| 73 | 72 | neneqd 2397 |
. . . . . . 7
  EXMID TAp

     

  
          |
| 74 | | exmidexmid 4240 |
. . . . . . . . 9
EXMID
DECID             |
| 75 | | con1dc 858 |
. . . . . . . . 9
DECID                                                       |
| 76 | 74, 75 | syl 14 |
. . . . . . . 8
EXMID                                             |
| 77 | 76 | ad2antrr 488 |
. . . . . . 7
  EXMID TAp

     

                                               |
| 78 | 71, 73, 77 | mp2d 47 |
. . . . . 6
  EXMID TAp

     

               |
| 79 | | df-br 4045 |
. . . . . 6
                        |
| 80 | 78, 79 | sylib 122 |
. . . . 5
  EXMID TAp

     

                |
| 81 | 46, 80 | eqeltrd 2282 |
. . . 4
  EXMID TAp

     

     |
| 82 | 42, 81 | impbida 596 |
. . 3
 EXMID TAp        

     |
| 83 | 82 | eqrdv 2203 |
. 2
 EXMID TAp 
     

    |
| 84 | | exmidexmid 4240 |
. . . . . . 7
EXMID
DECID
  |
| 85 | 84 | ralrimivw 2580 |
. . . . . 6
EXMID 
DECID
  |
| 86 | 85 | ralrimivw 2580 |
. . . . 5
EXMID 

DECID
  |
| 87 | | netap 7366 |
. . . . 5
 

DECID
     

  TAp   |
| 88 | 86, 87 | syl 14 |
. . . 4
EXMID      

  TAp   |
| 89 | 88 | adantr 276 |
. . 3
 EXMID      

        

  TAp   |
| 90 | | tapeq1 7364 |
. . . 4
      

   TAp
     

  TAp    |
| 91 | 90 | adantl 277 |
. . 3
 EXMID      

    TAp          TAp    |
| 92 | 89, 91 | mpbird 167 |
. 2
 EXMID      

   TAp
  |
| 93 | 83, 92 | impbida 596 |
1
EXMID  TAp
            |