Proof of Theorem locfincf
| Step | Hyp | Ref
| Expression |
| 1 | | simpr1 882 |
. . 3
      LocFin  Top
  Top |
| 2 | | simpr3 884 |
. . . 4
      LocFin  Top
    |
| 3 | | locfincf.1 |
. . . . . 6
  |
| 4 | | eqid 1884 |
. . . . . 6
   |
| 5 | 3, 4 | locfinbas 15511 |
. . . . 5
     LocFin
   |
| 6 | 5 | adantr 425 |
. . . 4
      LocFin  Top
     |
| 7 | 2, 6 | eqtr3d 1927 |
. . 3
      LocFin  Top
     |
| 8 | | simplll 452 |
. . . . . 6
     
 LocFin  Top
     |
| 9 | | simpllr 453 |
. . . . . 6
     
 LocFin  Top
      LocFin |
| 10 | 2 | eleq2d 1964 |
. . . . . . 7
      LocFin  Top
      |
| 11 | 10 | biimpar 461 |
. . . . . 6
     
 LocFin  Top
     |
| 12 | 3 | locfinnei 15512 |
. . . . . 6
     LocFin
   nei           
  |
| 13 | 8, 9, 11, 12 | syl111anc 1100 |
. . . . 5
     
 LocFin  Top
     nei           
  |
| 14 | | simplr1 918 |
. . . . . . . . . 10
     
 LocFin  Top
    nei         Top |
| 15 | | simprl 450 |
. . . . . . . . . 10
     
 LocFin  Top
    nei           |
| 16 | | locfincf.2 |
. . . . . . . . . . 11
  |
| 17 | 16 | isneip 8996 |
. . . . . . . . . 10
  Top
   nei       

      |
| 18 | 14, 15, 17 | syl11anc 524 |
. . . . . . . . 9
     
 LocFin  Top
    nei           nei       

      |
| 19 | | locfintop 15510 |
. . . . . . . . . . . . 13
     LocFin
Top |
| 20 | 3 | neii1 8997 |
. . . . . . . . . . . . . 14
  Top
 nei          |
| 21 | 20 | ex 402 |
. . . . . . . . . . . . 13
 Top

 nei          |
| 22 | 19, 21 | syl 12 |
. . . . . . . . . . . 12
     LocFin   nei          |
| 23 | 22 | ad2antrr 440 |
. . . . . . . . . . 11
     
 LocFin  Top
     nei          |
| 24 | | simplr3 920 |
. . . . . . . . . . . 12
     
 LocFin  Top
     |
| 25 | 24 | sseq2d 2645 |
. . . . . . . . . . 11
     
 LocFin  Top
       |
| 26 | 23, 25 | sylibd 219 |
. . . . . . . . . 10
     
 LocFin  Top
     nei          |
| 27 | 26 | impr 422 |
. . . . . . . . 9
     
 LocFin  Top
    nei           |
| 28 | | neii2 8998 |
. . . . . . . . . . . . . 14
  Top
 nei               |
| 29 | 28 | ex 402 |
. . . . . . . . . . . . 13
 Top

 nei               |
| 30 | 19, 29 | syl 12 |
. . . . . . . . . . . 12
     LocFin   nei               |
| 31 | 30 | ad2antrr 440 |
. . . . . . . . . . 11
     
 LocFin  Top
     nei               |
| 32 | | ssel 2615 |
. . . . . . . . . . . . . . 15
     |
| 33 | 32 | 3ad2ant2 898 |
. . . . . . . . . . . . . 14
  Top      |
| 34 | 33 | ad2antlr 441 |
. . . . . . . . . . . . 13
     
 LocFin  Top
       |
| 35 | | visset 2295 |
. . . . . . . . . . . . . . . . 17
 |
| 36 | 35 | snss 3122 |
. . . . . . . . . . . . . . . 16

    |
| 37 | 36 | biimpri 169 |
. . . . . . . . . . . . . . 15
  
  |
| 38 | 37 | anim1i 361 |
. . . . . . . . . . . . . 14
         |
| 39 | 38 | a1i 8 |
. . . . . . . . . . . . 13
     
 LocFin  Top
       
     |
| 40 | 34, 39 | anim12d 617 |
. . . . . . . . . . . 12
     
 LocFin  Top
       
         |
| 41 | 40 | reximdv2 2200 |
. . . . . . . . . . 11
     
 LocFin  Top
        

     |
| 42 | 31, 41 | syld 30 |
. . . . . . . . . 10
     
 LocFin  Top
     nei             |
| 43 | 42 | impr 422 |
. . . . . . . . 9
     
 LocFin  Top
    nei              |
| 44 | 18, 27, 43 | mpbir2and 802 |
. . . . . . . 8
     
 LocFin  Top
    nei          nei         |
| 45 | 44 | expr 418 |
. . . . . . 7
     
 LocFin  Top
     nei        nei          |
| 46 | 45 | anim1d 619 |
. . . . . 6
     
 LocFin  Top
      nei         
  
 nei          
    |
| 47 | 46 | reximdv2 2200 |
. . . . 5
     
 LocFin  Top
      nei              nei           
   |
| 48 | 13, 47 | mpd 29 |
. . . 4
     
 LocFin  Top
     nei           
  |
| 49 | 48 | r19.21aiva 2176 |
. . 3
      LocFin  Top
  
  nei              |
| 50 | 1, 7, 49 | 3jca 1050 |
. 2
      LocFin  Top
   Top  

 nei           
   |
| 51 | 16, 4 | islocfin 15506 |
. . 3

   
LocFin  Top


  nei                |
| 52 | 51 | ad2antrr 440 |
. 2
      LocFin  Top
      LocFin  Top     nei           
    |
| 53 | 50, 52 | mpbird 213 |
1
      LocFin  Top
     LocFin |