Proof of Theorem iccsplit
| Step | Hyp | Ref
| Expression |
| 1 | | simplr1 918 |
. . . . . . . . 9
   
 [,]  
     |
| 2 | | simplr2 919 |
. . . . . . . . 9
   
 [,]  
     |
| 3 | | simpr1 882 |
. . . . . . . . . . 11
    [,]  
    |
| 4 | | iccssre 7565 |
. . . . . . . . . . . . . 14
    [,]   |
| 5 | 4 | sseld 2619 |
. . . . . . . . . . . . 13
     [,]
   |
| 6 | 5 | 3impia 1064 |
. . . . . . . . . . . 12
   [,]    |
| 7 | 6 | adantr 425 |
. . . . . . . . . . 11
    [,]  
    |
| 8 | | ltle 6690 |
. . . . . . . . . . 11
       |
| 9 | 3, 7, 8 | syl11anc 524 |
. . . . . . . . . 10
    [,]  
  
   |
| 10 | 9 | imp 377 |
. . . . . . . . 9
   
 [,]  
     |
| 11 | 1, 2, 10 | 3jca 1050 |
. . . . . . . 8
   
 [,]  
   
   |
| 12 | 11 | orcd 294 |
. . . . . . 7
   
 [,]  
    


    |
| 13 | | simplr1 918 |
. . . . . . . . 9
   
 [,]  
     |
| 14 | | simpr 350 |
. . . . . . . . 9
   
 [,]  
     |
| 15 | | simplr3 920 |
. . . . . . . . 9
   
 [,]  
     |
| 16 | 13, 14, 15 | 3jca 1050 |
. . . . . . . 8
   
 [,]  
   
   |
| 17 | 16 | olcd 295 |
. . . . . . 7
   
 [,]  
    


    |
| 18 | 12, 17, 3, 7 | pm2.61ltlei 6705 |
. . . . . 6
    [,]  
     
    |
| 19 | 18 | ex 402 |
. . . . 5
   [,]   
  


     |
| 20 | | simp1 876 |
. . . . . . . 8
 

  |
| 21 | 20 | a1i 8 |
. . . . . . 7
   [,]   
    |
| 22 | | simp2 877 |
. . . . . . . 8
 

  |
| 23 | 22 | a1i 8 |
. . . . . . 7
   [,]   
    |
| 24 | | elicc2 7560 |
. . . . . . . . 9
     [,] 
    |
| 25 | 20 | 3ad2ant3 899 |
. . . . . . . . . . 11
    
      |
| 26 | | simp1 876 |
. . . . . . . . . . . 12
 

  |
| 27 | 26 | 3ad2ant2 898 |
. . . . . . . . . . 11
    
      |
| 28 | | simp1r 901 |
. . . . . . . . . . 11
    
      |
| 29 | | simp3 878 |
. . . . . . . . . . . 12
 

  |
| 30 | 29 | 3ad2ant3 899 |
. . . . . . . . . . 11
    
      |
| 31 | | simp3 878 |
. . . . . . . . . . . 12
 

  |
| 32 | 31 | 3ad2ant2 898 |
. . . . . . . . . . 11
    
      |
| 33 | 25, 27, 28, 30, 32 | letrd 6696 |
. . . . . . . . . 10
    
      |
| 34 | 33 | 3exp 1066 |
. . . . . . . . 9
    
        |
| 35 | 24, 34 | sylbid 220 |
. . . . . . . 8
     [,]
 

    |
| 36 | 35 | 3impia 1064 |
. . . . . . 7
   [,]   
    |
| 37 | 21, 23, 36 | 3jcad 1051 |
. . . . . 6
   [,]   
 
    |
| 38 | | simp1 876 |
. . . . . . . 8
 

  |
| 39 | 38 | a1i 8 |
. . . . . . 7
   [,]   
    |
| 40 | | simp1l 900 |
. . . . . . . . . . 11
    
      |
| 41 | 26 | 3ad2ant2 898 |
. . . . . . . . . . 11
    
      |
| 42 | 38 | 3ad2ant3 899 |
. . . . . . . . . . 11
    
      |
| 43 | | simp2 877 |
. . . . . . . . . . . 12
 

  |
| 44 | 43 | 3ad2ant2 898 |
. . . . . . . . . . 11
    
      |
| 45 | | simp2 877 |
. . . . . . . . . . . 12
 

  |
| 46 | 45 | 3ad2ant3 899 |
. . . . . . . . . . 11
    
      |
| 47 | 40, 41, 42, 44, 46 | letrd 6696 |
. . . . . . . . . 10
    
      |
| 48 | 47 | 3exp 1066 |
. . . . . . . . 9
    
        |
| 49 | 24, 48 | sylbid 220 |
. . . . . . . 8
     [,]
 

    |
| 50 | 49 | 3impia 1064 |
. . . . . . 7
   [,]   
    |
| 51 | | simp3 878 |
. . . . . . . 8
 

  |
| 52 | 51 | a1i 8 |
. . . . . . 7
   [,]   
    |
| 53 | 39, 50, 52 | 3jcad 1051 |
. . . . . 6
   [,]   
 
    |
| 54 | 37, 53 | jaod 469 |
. . . . 5
   [,]    
    
    |
| 55 | 19, 54 | impbid 574 |
. . . 4
   [,]   
  
       |
| 56 | | elicc2 7560 |
. . . . 5
     [,] 
    |
| 57 | 56 | 3adant3 896 |
. . . 4
   [,]    [,] 
    |
| 58 | 5 | imdistani 491 |
. . . . . 6
     [,]        |
| 59 | 58 | 3impa 1062 |
. . . . 5
   [,]        |
| 60 | | elicc2 7560 |
. . . . . . 7
     [,] 
    |
| 61 | 60 | adantlr 429 |
. . . . . 6
     
 [,] 
    |
| 62 | | elicc2 7560 |
. . . . . . . 8
     [,] 
    |
| 63 | 62 | ancoms 484 |
. . . . . . 7
     [,] 
    |
| 64 | 63 | adantll 428 |
. . . . . 6
     
 [,] 
    |
| 65 | 61, 64 | orbi12d 689 |
. . . . 5
        [,]  [,]   


     |
| 66 | 59, 65 | syl 12 |
. . . 4
   [,]     [,]
 [,]     
     |
| 67 | 55, 57, 66 | 3bitr4d 609 |
. . 3
   [,]    [,]   [,]  [,]     |
| 68 | | elun 2741 |
. . 3

  [,]  [,]    [,]  [,]    |
| 69 | 67, 68 | syl6bbr 597 |
. 2
   [,]    [,]   [,]  [,]     |
| 70 | 69 | eqrdv 1882 |
1
   [,]   [,]   [,]  [,]    |