Detailed syntax breakdown of Definition df-leg
Step | Hyp | Ref
| Expression |
1 | | cleg 25477 |
. 2
≤G |
2 | | vg |
. . 3
 |
3 | | cvv 3200 |
. . 3
 |
4 | | vf |
. . . . . . . . . . . 12
 |
5 | 4 | cv 1482 |
. . . . . . . . . . 11
 |
6 | | vx |
. . . . . . . . . . . . 13
 |
7 | 6 | cv 1482 |
. . . . . . . . . . . 12
 |
8 | | vy |
. . . . . . . . . . . . 13
 |
9 | 8 | cv 1482 |
. . . . . . . . . . . 12
 |
10 | | vd |
. . . . . . . . . . . . 13
 |
11 | 10 | cv 1482 |
. . . . . . . . . . . 12
 |
12 | 7, 9, 11 | co 6650 |
. . . . . . . . . . 11
     |
13 | 5, 12 | wceq 1483 |
. . . . . . . . . 10
     |
14 | | vz |
. . . . . . . . . . . . . 14
 |
15 | 14 | cv 1482 |
. . . . . . . . . . . . 13
 |
16 | | vi |
. . . . . . . . . . . . . . 15
 |
17 | 16 | cv 1482 |
. . . . . . . . . . . . . 14
 |
18 | 7, 9, 17 | co 6650 |
. . . . . . . . . . . . 13
     |
19 | 15, 18 | wcel 1990 |
. . . . . . . . . . . 12
     |
20 | | ve |
. . . . . . . . . . . . . 14
 |
21 | 20 | cv 1482 |
. . . . . . . . . . . . 13
 |
22 | 7, 15, 11 | co 6650 |
. . . . . . . . . . . . 13
     |
23 | 21, 22 | wceq 1483 |
. . . . . . . . . . . 12
     |
24 | 19, 23 | wa 384 |
. . . . . . . . . . 11
           |
25 | | vp |
. . . . . . . . . . . 12
 |
26 | 25 | cv 1482 |
. . . . . . . . . . 11
 |
27 | 24, 14, 26 | wrex 2913 |
. . . . . . . . . 10

           |
28 | 13, 27 | wa 384 |
. . . . . . . . 9
     
    
       |
29 | 28, 8, 26 | wrex 2913 |
. . . . . . . 8

     
    
       |
30 | 29, 6, 26 | wrex 2913 |
. . . . . . 7


     
    
       |
31 | 2 | cv 1482 |
. . . . . . . 8
 |
32 | | citv 25335 |
. . . . . . . 8
Itv |
33 | 31, 32 | cfv 5888 |
. . . . . . 7
Itv   |
34 | 30, 16, 33 | wsbc 3435 |
. . . . . 6
 Itv   ![]. ].](_drbrack.gif)  
                  |
35 | | cds 15950 |
. . . . . . 7
 |
36 | 31, 35 | cfv 5888 |
. . . . . 6
     |
37 | 34, 10, 36 | wsbc 3435 |
. . . . 5
      ![]. ].](_drbrack.gif)  Itv   ![]. ].](_drbrack.gif)  
                  |
38 | | cbs 15857 |
. . . . . 6
 |
39 | 31, 38 | cfv 5888 |
. . . . 5
     |
40 | 37, 25, 39 | wsbc 3435 |
. . . 4
      ![]. ].](_drbrack.gif)       ![]. ].](_drbrack.gif)  Itv   ![]. ].](_drbrack.gif) 

                  |
41 | 40, 20, 4 | copab 4712 |
. . 3
          ![]. ].](_drbrack.gif)       ![]. ].](_drbrack.gif)  Itv   ![]. ].](_drbrack.gif)  
                   |
42 | 2, 3, 41 | cmpt 4729 |
. 2
           ![]. ].](_drbrack.gif)       ![]. ].](_drbrack.gif)  Itv   ![]. ].](_drbrack.gif)  
                    |
43 | 1, 42 | wceq 1483 |
1
≤G            ![]. ].](_drbrack.gif)       ![]. ].](_drbrack.gif)  Itv   ![]. ].](_drbrack.gif) 

          
         |