Proof of Theorem cmpassoh
| Step | Hyp | Ref
| Expression |
| 1 | | simpl1 879 |
. . . 4
   Cat   
         
    
 
    
    Cat  |
| 2 | | cmpassoh.1 |
. . . . . . . . . 10
id   |
| 3 | | eqid 1884 |
. . . . . . . . . 10
dom  dom   |
| 4 | | cmpassoh.2 |
. . . . . . . . . 10
hom
   |
| 5 | 2, 3, 4 | ehm 15140 |
. . . . . . . . 9
  Cat
        
dom     |
| 6 | 5 | 3expib 1070 |
. . . . . . . 8
 Cat
          
dom      |
| 7 | 6 | a1dd 53 |
. . . . . . 7
 Cat
    
        
dom       |
| 8 | 7 | 3imp 1061 |
. . . . . 6
  Cat             
dom     |
| 9 | 2, 3, 4 | ehm 15140 |
. . . . . . . . . . . . 13
  Cat
        
dom     |
| 10 | 9 | 3exp 1066 |
. . . . . . . . . . . 12
 Cat

      
 
dom       |
| 11 | 10 | com13 37 |
. . . . . . . . . . 11

  Cat        
dom       |
| 12 | 11 | adantr 425 |
. . . . . . . . . 10
     Cat

      
dom       |
| 13 | 12 | com3l 38 |
. . . . . . . . 9

 Cat    
      
dom       |
| 14 | 13 | adantl 424 |
. . . . . . . 8
    Cat  
        
dom       |
| 15 | 14 | com12 14 |
. . . . . . 7
 Cat
    
        
dom       |
| 16 | 15 | 3imp 1061 |
. . . . . 6
  Cat             
dom     |
| 17 | 2, 3, 4 | ehm 15140 |
. . . . . . . . 9
  Cat
        
dom     |
| 18 | 17 | 3expib 1070 |
. . . . . . . 8
 Cat
          
dom      |
| 19 | 18 | a1d 15 |
. . . . . . 7
 Cat
    
        
dom       |
| 20 | 19 | 3imp 1061 |
. . . . . 6
  Cat             
dom     |
| 21 | 8, 16, 20 | 3anim123d 1175 |
. . . . 5
  Cat            
 
    
 
    
   
dom 
dom 
dom      |
| 22 | 21 | imp 377 |
. . . 4
   Cat   
         
    
 
    
     dom  dom 
dom     |
| 23 | 1, 22 | jca 310 |
. . 3
   Cat   
         
    
 
    
     Cat  dom  dom 
dom      |
| 24 | | eqid 1884 |
. . . . . . . . . . 11
dom  dom   |
| 25 | 2, 24, 4 | dehm 15141 |
. . . . . . . . . 10
  Cat
          dom        |
| 26 | 25 | 3expib 1070 |
. . . . . . . . 9
 Cat
          
 dom         |
| 27 | 26 | a1d 15 |
. . . . . . . 8
 Cat
    
          dom          |
| 28 | 27 | 3imp 1061 |
. . . . . . 7
  Cat               dom        |
| 29 | | simp3 878 |
. . . . . . 7
        
                        |
| 30 | 28, 29 | syl5 20 |
. . . . . 6
  Cat            
 
    
 
    
    dom        |
| 31 | 30 | imp 377 |
. . . . 5
   Cat   
         
    
 
    
     dom       |
| 32 | | eqid 1884 |
. . . . . . . . . . . . . . 15
cod  cod   |
| 33 | 2, 32, 4 | cehm 15142 |
. . . . . . . . . . . . . 14
  Cat
          cod        |
| 34 | 33 | 3exp 1066 |
. . . . . . . . . . . . 13
 Cat

      
 
 cod          |
| 35 | 34 | com13 37 |
. . . . . . . . . . . 12

  Cat          cod          |
| 36 | 35 | adantr 425 |
. . . . . . . . . . 11
     Cat

      
 cod          |
| 37 | 36 | com3l 38 |
. . . . . . . . . 10

 Cat    
      
 cod          |
| 38 | 37 | adantl 424 |
. . . . . . . . 9
    Cat  
          cod          |
| 39 | 38 | com12 14 |
. . . . . . . 8
 Cat
    
          cod          |
| 40 | 39 | 3imp 1061 |
. . . . . . 7
  Cat               cod        |
| 41 | | simp2 877 |
. . . . . . 7
        
                        |
| 42 | 40, 41 | syl5 20 |
. . . . . 6
  Cat            
 
    
 
    
    cod        |
| 43 | 42 | imp 377 |
. . . . 5
   Cat   
         
    
 
    
     cod       |
| 44 | 31, 43 | eqtr4d 1928 |
. . . 4
   Cat   
         
    
 
    
     dom      cod       |
| 45 | 2, 24, 4 | dehm 15141 |
. . . . . . . . . . . . . . . . 17
  Cat
          dom        |
| 46 | 45 | 3adant3r1 1077 |
. . . . . . . . . . . . . . . 16
  Cat    
      
 dom        |
| 47 | 46 | adantld 426 |
. . . . . . . . . . . . . . 15
  Cat            
         dom        |
| 48 | 47 | 3impia 1064 |
. . . . . . . . . . . . . 14
  Cat          
    
     dom       |
| 49 | 2, 32, 4 | cehm 15142 |
. . . . . . . . . . . . . . . . . . . . . . . 24
  Cat
          cod        |
| 50 | 49 | imp 377 |
. . . . . . . . . . . . . . . . . . . . . . 23
   Cat

    
    cod       |
| 51 | 50 | eqcomd 1889 |
. . . . . . . . . . . . . . . . . . . . . 22
   Cat

    
    cod       |
| 52 | 51 | ex 402 |
. . . . . . . . . . . . . . . . . . . . 21
  Cat
        
 cod        |
| 53 | 52 | 3expib 1070 |
. . . . . . . . . . . . . . . . . . . 20
 Cat
          
 cod         |
| 54 | 53 | com3r 39 |
. . . . . . . . . . . . . . . . . . 19

      
 Cat
    cod         |
| 55 | 54 | adantr 425 |
. . . . . . . . . . . . . . . . . 18
        
         Cat     cod         |
| 56 | 55 | com13 37 |
. . . . . . . . . . . . . . . . 17
    Cat                   cod         |
| 57 | 56 | 3adant3 896 |
. . . . . . . . . . . . . . . 16
    Cat                   cod         |
| 58 | 57 | com12 14 |
. . . . . . . . . . . . . . 15
 Cat
                     cod         |
| 59 | 58 | 3imp 1061 |
. . . . . . . . . . . . . 14
  Cat          
    
     cod       |
| 60 | 48, 59 | eqtrd 1925 |
. . . . . . . . . . . . 13
  Cat          
    
     dom      cod       |
| 61 | 60 | 3exp 1066 |
. . . . . . . . . . . 12
 Cat
                     dom      cod         |
| 62 | 61 | com12 14 |
. . . . . . . . . . 11
    Cat                   dom      cod         |
| 63 | 62 | 3expia 1069 |
. . . . . . . . . 10
     Cat
        
         dom      cod          |
| 64 | 63 | com12 14 |
. . . . . . . . 9

    Cat
        
         dom      cod          |
| 65 | 64 | adantr 425 |
. . . . . . . 8
    
  Cat       
 
    
    dom      cod          |
| 66 | 65 | com13 37 |
. . . . . . 7
 Cat
    
       
 
    
    dom      cod          |
| 67 | 66 | 3imp 1061 |
. . . . . 6
  Cat            
 
    
    dom      cod        |
| 68 | | 3simpa 872 |
. . . . . 6
        
                    
 
    
     |
| 69 | 67, 68 | syl5 20 |
. . . . 5
  Cat            
 
    
 
    
    dom      cod        |
| 70 | 69 | imp 377 |
. . . 4
   Cat   
         
    
 
    
     dom      cod       |
| 71 | 44, 70 | jca 310 |
. . 3
   Cat   
         
    
 
    
      dom      cod      dom      cod        |
| 72 | | cmpassoh.3 |
. . . 4
o   |
| 73 | 3, 24, 32, 72 | cmpasso 15120 |
. . 3
  Cat  dom  dom 
dom       dom      cod      dom      cod                         |
| 74 | 23, 71, 73 | sylc 83 |
. 2
   Cat   
         
    
 
    
                      |
| 75 | 74 | ex 402 |
1
  Cat            
 
    
 
    
                      |