Step | Hyp | Ref
| Expression |
1 | | iunss 4561 |
. . . . . . 7
 
   |
2 | | eliun 4524 |
. . . . . . . . . . 11
 

  |
3 | 2 | imbi1i 339 |
. . . . . . . . . 10
  
           Scalar     
           Scalar      |
4 | | r19.23v 3023 |
. . . . . . . . . 10
 
            Scalar   
 
           Scalar      |
5 | 3, 4 | bitr4i 267 |
. . . . . . . . 9
  
           Scalar                 Scalar      |
6 | 5 | albii 1747 |
. . . . . . . 8
                Scalar       
           Scalar      |
7 | | df-ral 2917 |
. . . . . . . 8
 
            Scalar  
   
           Scalar      |
8 | | df-ral 2917 |
. . . . . . . . . 10
 
           Scalar     
           Scalar      |
9 | 8 | ralbii 2980 |
. . . . . . . . 9
 

           Scalar   
  
           Scalar      |
10 | | ralcom4 3224 |
. . . . . . . . 9
 
  
           Scalar       
           Scalar      |
11 | 9, 10 | bitri 264 |
. . . . . . . 8
 

           Scalar      
           Scalar      |
12 | 6, 7, 11 | 3bitr4i 292 |
. . . . . . 7
 
            Scalar  


           Scalar     |
13 | 1, 12 | anbi12i 733 |
. . . . . 6
   
            Scalar       
           Scalar      |
14 | | r19.26 3064 |
. . . . . 6
 
 
           Scalar     
 
           Scalar      |
15 | 13, 14 | bitr4i 267 |
. . . . 5
   
            Scalar    

            Scalar      |
16 | | eliin 4525 |
. . . . . 6
  
 

     |
17 | | iunocv.v |
. . . . . . . . . 10
     |
18 | | eqid 2622 |
. . . . . . . . . 10
         |
19 | | eqid 2622 |
. . . . . . . . . 10
Scalar  Scalar   |
20 | | eqid 2622 |
. . . . . . . . . 10
   Scalar      Scalar    |
21 | | inocv.o |
. . . . . . . . . 10
     |
22 | 17, 18, 19, 20, 21 | elocv 20012 |
. . . . . . . . 9
                Scalar      |
23 | | 3anan12 1051 |
. . . . . . . . 9
 
            Scalar      
           Scalar       |
24 | 22, 23 | bitri 264 |
. . . . . . . 8
     
           Scalar       |
25 | 24 | baib 944 |
. . . . . . 7
   
 
           Scalar       |
26 | 25 | ralbidv 2986 |
. . . . . 6
  
 

 
           Scalar       |
27 | 16, 26 | bitr2d 269 |
. . . . 5
  

            Scalar          |
28 | 15, 27 | syl5bb 272 |
. . . 4
    
            Scalar    
     |
29 | 28 | pm5.32i 669 |
. . 3
    
            Scalar      
     |
30 | 17, 18, 19, 20, 21 | elocv 20012 |
. . . 4
  
  
             Scalar      |
31 | | 3anan12 1051 |
. . . 4
  
             Scalar       
            Scalar       |
32 | 30, 31 | bitri 264 |
. . 3
  
    
            Scalar       |
33 | | elin 3796 |
. . 3
      

     |
34 | 29, 32, 33 | 3bitr4i 292 |
. 2
  
        |
35 | 34 | eqriv 2619 |
1
    
    |