Step | Hyp | Ref
| Expression |
1 | | simplr 792 |
. . . . 5
    Locally  
 Locally   |
2 | | simpr 477 |
. . . . . 6
    Locally  
  |
3 | | vex 3203 |
. . . . . . 7
 |
4 | 3 | snelpw 4913 |
. . . . . 6

 
   |
5 | 2, 4 | sylib 208 |
. . . . 5
    Locally  
 
   |
6 | | vsnid 4209 |
. . . . . 6
   |
7 | 6 | a1i 11 |
. . . . 5
    Locally  
    |
8 | | llyi 21277 |
. . . . 5
   Locally       
   
 
↾t     |
9 | 1, 5, 7, 8 | syl3anc 1326 |
. . . 4
    Locally  
    
  ↾t     |
10 | | simpr1 1067 |
. . . . . . . . . 10
     Locally   
    ↾t   
    |
11 | | simpr2 1068 |
. . . . . . . . . . 11
     Locally   
    ↾t   
  |
12 | 11 | snssd 4340 |
. . . . . . . . . 10
     Locally   
    ↾t   
    |
13 | 10, 12 | eqssd 3620 |
. . . . . . . . 9
     Locally   
    ↾t   
    |
14 | 13 | oveq2d 6666 |
. . . . . . . 8
     Locally   
    ↾t   
  ↾t   
↾t      |
15 | | simplll 798 |
. . . . . . . . 9
     Locally   
    ↾t   
  |
16 | | simplr 792 |
. . . . . . . . . 10
     Locally   
    ↾t   
  |
17 | 16 | snssd 4340 |
. . . . . . . . 9
     Locally   
    ↾t   
    |
18 | | restdis 20982 |
. . . . . . . . 9
    
  ↾t         |
19 | 15, 17, 18 | syl2anc 693 |
. . . . . . . 8
     Locally   
    ↾t   
  ↾t         |
20 | 14, 19 | eqtrd 2656 |
. . . . . . 7
     Locally   
    ↾t   
  ↾t       |
21 | | simpr3 1069 |
. . . . . . 7
     Locally   
    ↾t   
  ↾t    |
22 | 20, 21 | eqeltrrd 2702 |
. . . . . 6
     Locally   
    ↾t   
  
  |
23 | 22 | ex 450 |
. . . . 5
    Locally  
 
    ↾t     
   |
24 | 23 | rexlimdvw 3034 |
. . . 4
    Locally  
 
      ↾t     
   |
25 | 9, 24 | mpd 15 |
. . 3
    Locally  
  
  |
26 | 25 | ralrimiva 2966 |
. 2
  
Locally        |
27 | | distop 20799 |
. . . 4
 
  |
28 | 27 | adantr 481 |
. . 3
       
  |
29 | | elpwi 4168 |
. . . . . . . . 9
 
  |
30 | 29 | adantl 482 |
. . . . . . . 8
 
 
  |
31 | | ssralv 3666 |
. . . . . . . 8
  
          |
32 | 30, 31 | syl 17 |
. . . . . . 7
 
 
 
          |
33 | | simprl 794 |
. . . . . . . . . . . . . 14
  
       
  |
34 | 33 | snssd 4340 |
. . . . . . . . . . . . 13
  
            |
35 | 30 | adantr 481 |
. . . . . . . . . . . . 13
  
       
  |
36 | 34, 35 | sstrd 3613 |
. . . . . . . . . . . 12
  
            |
37 | | snex 4908 |
. . . . . . . . . . . . 13
 
 |
38 | 37 | elpw 4164 |
. . . . . . . . . . . 12
        |
39 | 36, 38 | sylibr 224 |
. . . . . . . . . . 11
  
             |
40 | 37 | elpw 4164 |
. . . . . . . . . . . 12
        |
41 | 34, 40 | sylibr 224 |
. . . . . . . . . . 11
  
             |
42 | 39, 41 | elind 3798 |
. . . . . . . . . 10
  
                |
43 | | snidg 4206 |
. . . . . . . . . . 11
     |
44 | 43 | ad2antrl 764 |
. . . . . . . . . 10
  
       
    |
45 | | simpll 790 |
. . . . . . . . . . . 12
  
       
  |
46 | 45, 36, 18 | syl2anc 693 |
. . . . . . . . . . 11
  
          ↾t         |
47 | | simprr 796 |
. . . . . . . . . . 11
  
             |
48 | 46, 47 | eqeltrd 2701 |
. . . . . . . . . 10
  
          ↾t      |
49 | | eleq2 2690 |
. . . . . . . . . . . 12
         |
50 | | oveq2 6658 |
. . . . . . . . . . . . 13
     ↾t    ↾t      |
51 | 50 | eleq1d 2686 |
. . . . . . . . . . . 12
      ↾t 
  ↾t       |
52 | 49, 51 | anbi12d 747 |
. . . . . . . . . . 11
       ↾t       
↾t        |
53 | 52 | rspcev 3309 |
. . . . . . . . . 10
             ↾t              
↾t     |
54 | 42, 44, 48, 53 | syl12anc 1324 |
. . . . . . . . 9
  
        
 
      ↾t     |
55 | 54 | expr 643 |
. . . . . . . 8
  
               
↾t      |
56 | 55 | ralimdva 2962 |
. . . . . . 7
 
 
 
            
↾t      |
57 | 32, 56 | syld 47 |
. . . . . 6
 
 
 
            
↾t      |
58 | 57 | imp 445 |
. . . . 5
  
  
    
        
↾t     |
59 | 58 | an32s 846 |
. . . 4
          

 
      ↾t     |
60 | 59 | ralrimiva 2966 |
. . 3
         
        
↾t     |
61 | | islly 21271 |
. . 3
  Locally
 

 

 
      ↾t      |
62 | 28, 60, 61 | sylanbrc 698 |
. 2
       
Locally   |
63 | 26, 62 | impbida 877 |
1
  
Locally

  
   |