Step | Hyp | Ref
| Expression |
1 | | nllytop 21276 |
. . 3
 𝑛Locally
  |
2 | | nllytop 21276 |
. . 3
 𝑛Locally
  |
3 | | txtop 21372 |
. . 3
 
     |
4 | 1, 2, 3 | syl2an 494 |
. 2
 
𝑛Locally 𝑛Locally      |
5 | | eltx 21371 |
. . . 4
 
𝑛Locally 𝑛Locally    



  
      |
6 | | simpll 790 |
. . . . . . . . 9
   𝑛Locally
𝑛Locally        

   𝑛Locally   |
7 | | simprll 802 |
. . . . . . . . 9
   𝑛Locally
𝑛Locally        

     |
8 | | simprrl 804 |
. . . . . . . . . 10
   𝑛Locally
𝑛Locally        

       |
9 | | xp1st 7198 |
. . . . . . . . . 10
         |
10 | 8, 9 | syl 17 |
. . . . . . . . 9
   𝑛Locally
𝑛Locally        

         |
11 | | nlly2i 21279 |
. . . . . . . . 9
 
𝑛Locally
       
      ↾t     |
12 | 6, 7, 10, 11 | syl3anc 1326 |
. . . . . . . 8
   𝑛Locally
𝑛Locally        

     
      ↾t     |
13 | | simplr 792 |
. . . . . . . . 9
   𝑛Locally
𝑛Locally        

   𝑛Locally   |
14 | | simprlr 803 |
. . . . . . . . 9
   𝑛Locally
𝑛Locally        

     |
15 | | xp2nd 7199 |
. . . . . . . . . 10
         |
16 | 8, 15 | syl 17 |
. . . . . . . . 9
   𝑛Locally
𝑛Locally        

         |
17 | | nlly2i 21279 |
. . . . . . . . 9
 
𝑛Locally
       
      ↾t     |
18 | 13, 14, 16, 17 | syl3anc 1326 |
. . . . . . . 8
   𝑛Locally
𝑛Locally        

     
      ↾t     |
19 | | reeanv 3107 |
. . . . . . . . 9
   
  
      ↾t          ↾t   
 
 
      ↾t  
  
      ↾t      |
20 | | reeanv 3107 |
. . . . . . . . . . 11
  
       ↾t  
      ↾t           
↾t   
      ↾t      |
21 | 4 | ad3antrrr 766 |
. . . . . . . . . . . . . . . . 17
     𝑛Locally 𝑛Locally   
              
         
↾t         ↾t         |
22 | 1 | ad2antrr 762 |
. . . . . . . . . . . . . . . . . . . 20
   𝑛Locally
𝑛Locally        

     |
23 | 22 | ad2antrr 762 |
. . . . . . . . . . . . . . . . . . 19
     𝑛Locally 𝑛Locally   
              
         
↾t         ↾t    
  |
24 | 13, 2 | syl 17 |
. . . . . . . . . . . . . . . . . . . 20
   𝑛Locally
𝑛Locally        

     |
25 | 24 | ad2antrr 762 |
. . . . . . . . . . . . . . . . . . 19
     𝑛Locally 𝑛Locally   
              
         
↾t         ↾t    
  |
26 | | simprrl 804 |
. . . . . . . . . . . . . . . . . . . 20
    𝑛Locally 𝑛Locally        

        
     |
27 | 26 | adantr 481 |
. . . . . . . . . . . . . . . . . . 19
     𝑛Locally 𝑛Locally   
              
         
↾t         ↾t       |
28 | | simprrr 805 |
. . . . . . . . . . . . . . . . . . . 20
    𝑛Locally 𝑛Locally        

        
     |
29 | 28 | adantr 481 |
. . . . . . . . . . . . . . . . . . 19
     𝑛Locally 𝑛Locally   
              
         
↾t         ↾t       |
30 | | txopn 21405 |
. . . . . . . . . . . . . . . . . . 19
    
        |
31 | 23, 25, 27, 29, 30 | syl22anc 1327 |
. . . . . . . . . . . . . . . . . 18
     𝑛Locally 𝑛Locally   
              
         
↾t         ↾t           |
32 | 8 | ad2antrr 762 |
. . . . . . . . . . . . . . . . . . . 20
     𝑛Locally 𝑛Locally   
              
         
↾t         ↾t         |
33 | | 1st2nd2 7205 |
. . . . . . . . . . . . . . . . . . . 20
                |
34 | 32, 33 | syl 17 |
. . . . . . . . . . . . . . . . . . 19
     𝑛Locally 𝑛Locally   
              
         
↾t         ↾t                  |
35 | | simprl1 1106 |
. . . . . . . . . . . . . . . . . . . 20
     𝑛Locally 𝑛Locally   
              
         
↾t         ↾t           |
36 | | simprr1 1109 |
. . . . . . . . . . . . . . . . . . . 20
     𝑛Locally 𝑛Locally   
              
         
↾t         ↾t           |
37 | | opelxpi 5148 |
. . . . . . . . . . . . . . . . . . . 20
                          |
38 | 35, 36, 37 | syl2anc 693 |
. . . . . . . . . . . . . . . . . . 19
     𝑛Locally 𝑛Locally   
              
         
↾t         ↾t                    |
39 | 34, 38 | eqeltrd 2701 |
. . . . . . . . . . . . . . . . . 18
     𝑛Locally 𝑛Locally   
              
         
↾t         ↾t         |
40 | | opnneip 20923 |
. . . . . . . . . . . . . . . . . 18
       
                   |
41 | 21, 31, 39, 40 | syl3anc 1326 |
. . . . . . . . . . . . . . . . 17
     𝑛Locally 𝑛Locally   
              
         
↾t         ↾t                     |
42 | | simprl2 1107 |
. . . . . . . . . . . . . . . . . 18
     𝑛Locally 𝑛Locally   
              
         
↾t         ↾t    
  |
43 | | simprr2 1110 |
. . . . . . . . . . . . . . . . . 18
     𝑛Locally 𝑛Locally   
              
         
↾t         ↾t    
  |
44 | | xpss12 5225 |
. . . . . . . . . . . . . . . . . 18
 
  
    |
45 | 42, 43, 44 | syl2anc 693 |
. . . . . . . . . . . . . . . . 17
     𝑛Locally 𝑛Locally   
              
         
↾t         ↾t      
    |
46 | | simprll 802 |
. . . . . . . . . . . . . . . . . . . . . 22
    𝑛Locally 𝑛Locally        

        
      |
47 | 46 | adantr 481 |
. . . . . . . . . . . . . . . . . . . . 21
     𝑛Locally 𝑛Locally   
              
         
↾t         ↾t        |
48 | 47 | elpwid 4170 |
. . . . . . . . . . . . . . . . . . . 20
     𝑛Locally 𝑛Locally   
              
         
↾t         ↾t    
  |
49 | 7 | ad2antrr 762 |
. . . . . . . . . . . . . . . . . . . . 21
     𝑛Locally 𝑛Locally   
              
         
↾t         ↾t    
  |
50 | | elssuni 4467 |
. . . . . . . . . . . . . . . . . . . . 21
    |
51 | 49, 50 | syl 17 |
. . . . . . . . . . . . . . . . . . . 20
     𝑛Locally 𝑛Locally   
              
         
↾t         ↾t        |
52 | 48, 51 | sstrd 3613 |
. . . . . . . . . . . . . . . . . . 19
     𝑛Locally 𝑛Locally   
              
         
↾t         ↾t    
   |
53 | | simprlr 803 |
. . . . . . . . . . . . . . . . . . . . . 22
    𝑛Locally 𝑛Locally        

        
      |
54 | 53 | adantr 481 |
. . . . . . . . . . . . . . . . . . . . 21
     𝑛Locally 𝑛Locally   
              
         
↾t         ↾t        |
55 | 54 | elpwid 4170 |
. . . . . . . . . . . . . . . . . . . 20
     𝑛Locally 𝑛Locally   
              
         
↾t         ↾t    
  |
56 | 14 | ad2antrr 762 |
. . . . . . . . . . . . . . . . . . . . 21
     𝑛Locally 𝑛Locally   
              
         
↾t         ↾t       |
57 | | elssuni 4467 |
. . . . . . . . . . . . . . . . . . . . 21
    |
58 | 56, 57 | syl 17 |
. . . . . . . . . . . . . . . . . . . 20
     𝑛Locally 𝑛Locally   
              
         
↾t         ↾t    
   |
59 | 55, 58 | sstrd 3613 |
. . . . . . . . . . . . . . . . . . 19
     𝑛Locally 𝑛Locally   
              
         
↾t         ↾t    
   |
60 | | xpss12 5225 |
. . . . . . . . . . . . . . . . . . 19
 
      
    |
61 | 52, 59, 60 | syl2anc 693 |
. . . . . . . . . . . . . . . . . 18
     𝑛Locally 𝑛Locally   
              
         
↾t         ↾t      
      |
62 | | eqid 2622 |
. . . . . . . . . . . . . . . . . . . 20
   |
63 | | eqid 2622 |
. . . . . . . . . . . . . . . . . . . 20
   |
64 | 62, 63 | txuni 21395 |
. . . . . . . . . . . . . . . . . . 19
 
      
   |
65 | 23, 25, 64 | syl2anc 693 |
. . . . . . . . . . . . . . . . . 18
     𝑛Locally 𝑛Locally   
              
         
↾t         ↾t          
   |
66 | 61, 65 | sseqtrd 3641 |
. . . . . . . . . . . . . . . . 17
     𝑛Locally 𝑛Locally   
              
         
↾t         ↾t      
     |
67 | | eqid 2622 |
. . . . . . . . . . . . . . . . . 18
       |
68 | 67 | ssnei2 20920 |
. . . . . . . . . . . . . . . . 17
                      
                         |
69 | 21, 41, 45, 66, 68 | syl22anc 1327 |
. . . . . . . . . . . . . . . 16
     𝑛Locally 𝑛Locally   
              
         
↾t         ↾t                     |
70 | | xpss12 5225 |
. . . . . . . . . . . . . . . . . . 19
 
  
    |
71 | 48, 55, 70 | syl2anc 693 |
. . . . . . . . . . . . . . . . . 18
     𝑛Locally 𝑛Locally   
              
         
↾t         ↾t      
    |
72 | | simprrr 805 |
. . . . . . . . . . . . . . . . . . 19
   𝑛Locally
𝑛Locally        

       |
73 | 72 | ad2antrr 762 |
. . . . . . . . . . . . . . . . . 18
     𝑛Locally 𝑛Locally   
              
         
↾t         ↾t      
  |
74 | 71, 73 | sstrd 3613 |
. . . . . . . . . . . . . . . . 17
     𝑛Locally 𝑛Locally   
              
         
↾t         ↾t      
  |
75 | | vex 3203 |
. . . . . . . . . . . . . . . . . 18
 |
76 | 75 | elpw2 4828 |
. . . . . . . . . . . . . . . . 17
   
    |
77 | 74, 76 | sylibr 224 |
. . . . . . . . . . . . . . . 16
     𝑛Locally 𝑛Locally   
              
         
↾t         ↾t          |
78 | 69, 77 | elind 3798 |
. . . . . . . . . . . . . . 15
     𝑛Locally 𝑛Locally   
              
         
↾t         ↾t                        |
79 | | txrest 21434 |
. . . . . . . . . . . . . . . . 17
           
↾t      ↾t   ↾t     |
80 | 23, 25, 47, 54, 79 | syl22anc 1327 |
. . . . . . . . . . . . . . . 16
     𝑛Locally 𝑛Locally   
              
         
↾t         ↾t       
↾t      ↾t   ↾t     |
81 | | simprl3 1108 |
. . . . . . . . . . . . . . . . 17
     𝑛Locally 𝑛Locally   
              
         
↾t         ↾t     
↾t    |
82 | | simprr3 1111 |
. . . . . . . . . . . . . . . . 17
     𝑛Locally 𝑛Locally   
              
         
↾t         ↾t     
↾t    |
83 | | txlly.1 |
. . . . . . . . . . . . . . . . . 18
 
     |
84 | 83 | caovcl 6828 |
. . . . . . . . . . . . . . . . 17
  
↾t   ↾t     ↾t   ↾t     |
85 | 81, 82, 84 | syl2anc 693 |
. . . . . . . . . . . . . . . 16
     𝑛Locally 𝑛Locally   
              
         
↾t         ↾t       ↾t   ↾t     |
86 | 80, 85 | eqeltrd 2701 |
. . . . . . . . . . . . . . 15
     𝑛Locally 𝑛Locally   
              
         
↾t         ↾t       
↾t      |
87 | | oveq2 6658 |
. . . . . . . . . . . . . . . . 17
      ↾t     ↾t      |
88 | 87 | eleq1d 2686 |
. . . . . . . . . . . . . . . 16
      
↾t     ↾t       |
89 | 88 | rspcev 3309 |
. . . . . . . . . . . . . . 15
                  
   ↾t     
                   ↾t    |
90 | 78, 86, 89 | syl2anc 693 |
. . . . . . . . . . . . . 14
     𝑛Locally 𝑛Locally   
              
         
↾t         ↾t     
                   ↾t    |
91 | 90 | ex 450 |
. . . . . . . . . . . . 13
    𝑛Locally 𝑛Locally        

        
          
↾t         ↾t                        ↾t     |
92 | 91 | anassrs 680 |
. . . . . . . . . . . 12
     𝑛Locally 𝑛Locally   
              
         
↾t         ↾t                        ↾t     |
93 | 92 | rexlimdvva 3038 |
. . . . . . . . . . 11
    𝑛Locally 𝑛Locally        

    
             ↾t        
↾t    
                   ↾t     |
94 | 20, 93 | syl5bir 233 |
. . . . . . . . . 10
    𝑛Locally 𝑛Locally        

    
     
      ↾t          ↾t                        ↾t     |
95 | 94 | rexlimdvva 3038 |
. . . . . . . . 9
   𝑛Locally
𝑛Locally        

    
    
      ↾t          ↾t                        ↾t     |
96 | 19, 95 | syl5bir 233 |
. . . . . . . 8
   𝑛Locally
𝑛Locally        

       
      ↾t     
      ↾t                        ↾t     |
97 | 12, 18, 96 | mp2and 715 |
. . . . . . 7
   𝑛Locally
𝑛Locally        

                       ↾t    |
98 | 97 | expr 643 |
. . . . . 6
   𝑛Locally
𝑛Locally  
        
                    ↾t     |
99 | 98 | rexlimdvva 3038 |
. . . . 5
 
𝑛Locally 𝑛Locally   

     
                    ↾t     |
100 | 99 | ralimdv 2963 |
. . . 4
 
𝑛Locally 𝑛Locally   


     

                    ↾t     |
101 | 5, 100 | sylbid 230 |
. . 3
 
𝑛Locally 𝑛Locally     

                   ↾t     |
102 | 101 | ralrimiv 2965 |
. 2
 
𝑛Locally 𝑛Locally                           ↾t    |
103 | | isnlly 21272 |
. 2
   𝑛Locally   
                         ↾t     |
104 | 4, 102, 103 | sylanbrc 698 |
1
 
𝑛Locally 𝑛Locally    𝑛Locally   |