Proof of Theorem ubthlem14
| Step | Hyp | Ref
| Expression |
| 1 | | ubthlem10.1 |
. . 3
Base   |
| 2 | | ubthlem10.2 |
. . 3
Base   |
| 3 | | ubthlem10.3 |
. . 3
     |
| 4 | | ubthlem10.5 |
. . 3
 BLnOp   |
| 5 | | ubthlem10.6 |
. . 3
     |
| 6 | | ubthlem14.7 |
. . 3
CBan |
| 7 | | ubthlem10.8 |
. . 3
NrmCVec |
| 8 | | ubthlem10.9 |
. . 3
IndMet   |
| 9 | | eqid 1475 |
. . 3
Open  Open   |
| 10 | | ubthlem10.11 |
. . 3
      
                |
| 11 | 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 | ubthlem6 8534 |
. 2
                


   ball            |
| 12 | | breq2 2623 |
. . . . . . . . . . 11
                                 |
| 13 | 12 | ralbidv 1663 |
. . . . . . . . . 10
                                   |
| 14 | 13 | rcla4ev 1877 |
. . . . . . . . 9
                         
          |
| 15 | | axmulrcl 5274 |
. . . . . . . . . . . . 13
               |
| 16 | | gt0ne0t 5618 |
. . . . . . . . . . . . . 14
     |
| 17 | | 2re 5979 |
. . . . . . . . . . . . . . 15
 |
| 18 | | redivclt 5800 |
. . . . . . . . . . . . . . 15
       |
| 19 | 17, 18 | mp3an1 903 |
. . . . . . . . . . . . . 14
       |
| 20 | 16, 19 | syldan 467 |
. . . . . . . . . . . . 13
       |
| 21 | | nnret 5929 |
. . . . . . . . . . . . . 14
   |
| 22 | | axmulrcl 5274 |
. . . . . . . . . . . . . . 15
       |
| 23 | 17, 22 | mpan 695 |
. . . . . . . . . . . . . 14
     |
| 24 | 21, 23 | syl 10 |
. . . . . . . . . . . . 13
     |
| 25 | 15, 20, 24 | syl2an 454 |
. . . . . . . . . . . 12
             |
| 26 | 25 | ancoms 436 |
. . . . . . . . . . 11
             |
| 27 | 26 | adantrl 394 |
. . . . . . . . . 10
               |
| 28 | 27 | adantrr 395 |
. . . . . . . . 9
    
    ball                   |
| 29 | | ubthlem10.4 |
. . . . . . . . . . . . . 14
 normOp  |
| 30 | | ubthlem10.7 |
. . . . . . . . . . . . . 14
NrmCVec |
| 31 | | ubthlem10.n |
. . . . . . . . . . . . . 14
     |
| 32 | | ubthlem10.g |
. . . . . . . . . . . . . 14
     |
| 33 | | ubthlem10.m |
. . . . . . . . . . . . . 14
     |
| 34 | | ubthlem10.r |
. . . . . . . . . . . . . 14
     |
| 35 | | ubthlem10.z |
. . . . . . . . . . . . . 14
     |
| 36 | | ubthlem10.q |
. . . . . . . . . . . . . 14
                   |
| 37 | 1, 2, 3, 29, 4, 5, 30, 7, 8, 31, 32, 33, 34, 35,
10, 36 | ubthlem13 8541 |
. . . . . . . . . . . . 13
           ball                           |
| 38 | 37 | exp31 376 |
. . . . . . . . . . . 12
          ball
                           |
| 39 | 38 | com23 32 |
. . . . . . . . . . 11
    
    ball                             |
| 40 | 39 | imp 350 |
. . . . . . . . . 10
    
    ball                             |
| 41 | 40 | r19.21aiv 1713 |
. . . . . . . . 9
    
    ball           
                |
| 42 | 14, 28, 41 | sylanc 471 |
. . . . . . . 8
    
    ball            
          |
| 43 | 42 | exp44 385 |
. . . . . . 7
        ball                        |
| 44 | 43 | imp 350 |
. . . . . 6
    
    ball                       |
| 45 | 44 | exp3a 375 |
. . . . 5
        ball                        |
| 46 | 45 | imp4a 364 |
. . . 4
        ball                        |
| 47 | 46 | r19.23adv 1746 |
. . 3
        ball                       |
| 48 | 47 | r19.23aivv 1748 |
. 2
       ball                      |
| 49 | 11, 48 | syl 10 |
1
                

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