Proof of Theorem cmpassoh
| Step | Hyp | Ref
| Expression |
| 1 | | eqid 1475 |
. . . 4
dom  dom   |
| 2 | | eqid 1475 |
. . . 4
dom  dom   |
| 3 | | eqid 1475 |
. . . 4
cod  cod   |
| 4 | | cmpassoh.3 |
. . . 4
o   |
| 5 | 1, 2, 3, 4 | cmpasso 10706 |
. . 3
  Cat  dom  dom 
dom       dom      cod      dom      cod                         |
| 6 | | 3simp1 788 |
. . . . 5
  Cat      Cat |
| 7 | 6 | adantr 389 |
. . . 4
   Cat   
         
    
 
    
    Cat |
| 8 | | cmpassoh.1 |
. . . . . . . . . 10
id   |
| 9 | | cmpassoh.2 |
. . . . . . . . . 10
hom   |
| 10 | 8, 1, 9 | ehm 10719 |
. . . . . . . . 9
  Cat
        
dom     |
| 11 | 10 | 3expib 836 |
. . . . . . . 8
 Cat
          
dom      |
| 12 | 11 | a1dd 42 |
. . . . . . 7
 Cat
    
        
dom       |
| 13 | 12 | 3imp 827 |
. . . . . 6
  Cat             
dom     |
| 14 | 8, 1, 9 | ehm 10719 |
. . . . . . . . . . . . 13
  Cat
        
dom     |
| 15 | 14 | 3exp 832 |
. . . . . . . . . . . 12
 Cat

      
 
dom       |
| 16 | 15 | com13 33 |
. . . . . . . . . . 11

  Cat        
dom       |
| 17 | 16 | adantr 389 |
. . . . . . . . . 10
     Cat

      
dom       |
| 18 | 17 | com3l 34 |
. . . . . . . . 9

 Cat    
      
dom       |
| 19 | 18 | adantl 388 |
. . . . . . . 8
    Cat  
        
dom       |
| 20 | 19 | com12 11 |
. . . . . . 7
 Cat
    
        
dom       |
| 21 | 20 | 3imp 827 |
. . . . . 6
  Cat             
dom     |
| 22 | 8, 1, 9 | ehm 10719 |
. . . . . . . . 9
  Cat
        
dom     |
| 23 | 22 | 3expib 836 |
. . . . . . . 8
 Cat
          
dom      |
| 24 | 23 | a1d 12 |
. . . . . . 7
 Cat
    
        
dom       |
| 25 | 24 | 3imp 827 |
. . . . . 6
  Cat             
dom     |
| 26 | 13, 21, 25 | 3anim123d 900 |
. . . . 5
  Cat            
 
    
 
    
   
dom 
dom 
dom      |
| 27 | 26 | imp 350 |
. . . 4
   Cat   
         
    
 
    
     dom  dom 
dom     |
| 28 | 7, 27 | jca 288 |
. . 3
   Cat   
         
    
 
    
     Cat  dom  dom 
dom      |
| 29 | 8, 2, 9 | dehm 10720 |
. . . . . . . . . 10
  Cat
          dom        |
| 30 | 29 | 3expib 836 |
. . . . . . . . 9
 Cat
          
 dom         |
| 31 | 30 | a1d 12 |
. . . . . . . 8
 Cat
    
          dom          |
| 32 | 31 | 3imp 827 |
. . . . . . 7
  Cat               dom        |
| 33 | | 3simp3 790 |
. . . . . . 7
        
                        |
| 34 | 32, 33 | syl5 21 |
. . . . . 6
  Cat            
 
    
 
    
    dom        |
| 35 | 34 | imp 350 |
. . . . 5
   Cat   
         
    
 
    
     dom       |
| 36 | 8, 3, 9 | cehm 10721 |
. . . . . . . . . . . . . 14
  Cat
          cod        |
| 37 | 36 | 3exp 832 |
. . . . . . . . . . . . 13
 Cat

      
 
 cod          |
| 38 | 37 | com13 33 |
. . . . . . . . . . . 12

  Cat          cod          |
| 39 | 38 | adantr 389 |
. . . . . . . . . . 11
     Cat

      
 cod          |
| 40 | 39 | com3l 34 |
. . . . . . . . . 10

 Cat    
      
 cod          |
| 41 | 40 | adantl 388 |
. . . . . . . . 9
    Cat  
          cod          |
| 42 | 41 | com12 11 |
. . . . . . . 8
 Cat
    
          cod      |