| Step | Hyp | Ref
| Expression |
| 1 | | breq1 4036 |
. . . . 5
  #
#    |
| 2 | 1 | elrab 2920 |
. . . 4
  #   #    |
| 3 | | divrecap 8715 |
. . . . 5
 
#          |
| 4 | 3 | 3expb 1206 |
. . . 4
   #           |
| 5 | 2, 4 | sylan2b 287 |
. . 3
 
 #           |
| 6 | 5 | mpoeq3ia 5987 |
. 2
   #      
 #        |
| 7 | | addcncntop.j |
. . . . . 6
      |
| 8 | 7 | cntoptopon 14768 |
. . . . 5
TopOn   |
| 9 | 8 | a1i 9 |
. . . 4
TopOn    |
| 10 | | divcnap.k |
. . . . 5

↾t  #
   |
| 11 | | ssrab2 3268 |
. . . . . 6
 # 
 |
| 12 | | resttopon 14407 |
. . . . . 6
  TopOn 
 # 
 
↾t  #
  TopOn 
#
    |
| 13 | 9, 11, 12 | sylancl 413 |
. . . . 5

↾t  #
  TopOn 
#
    |
| 14 | 10, 13 | eqeltrid 2283 |
. . . 4
TopOn  #
    |
| 15 | 9, 14 | cnmpt1st 14524 |
. . . 4
 
 #         |
| 16 | 9, 14 | cnmpt2nd 14525 |
. . . . 5
 
 #         |
| 17 | | eqid 2196 |
. . . . . . . 8
  #       #      |
| 18 | | breq1 4036 |
. . . . . . . . . 10
  #
#    |
| 19 | 18 | elrab 2920 |
. . . . . . . . 9
  #   #    |
| 20 | | recclap 8706 |
. . . . . . . . 9
  #      |
| 21 | 19, 20 | sylbi 121 |
. . . . . . . 8
  # 
    |
| 22 | 17, 21 | fmpti 5714 |
. . . . . . 7
  #        #
    |
| 23 | | breq1 4036 |
. . . . . . . . . . 11
  #
#    |
| 24 | 23 | elrab 2920 |
. . . . . . . . . 10
  #   #    |
| 25 | | eqid 2196 |
. . . . . . . . . . . 12
inf                   inf                    |
| 26 | 25 | reccn2ap 11478 |
. . . . . . . . . . 11
  #
    #
                     |
| 27 | 26 | 3expa 1205 |
. . . . . . . . . 10
   # 
 
  #
                     |
| 28 | 24, 27 | sylanb 284 |
. . . . . . . . 9
   #  
   #
                     |
| 29 | | ovres 6063 |
. . . . . . . . . . . . . . 15
   #   #
 
   
  #   #             |
| 30 | | elrabi 2917 |
. . . . . . . . . . . . . . . 16
  # 
  |
| 31 | | elrabi 2917 |
. . . . . . . . . . . . . . . 16
  # 
  |
| 32 | | eqid 2196 |
. . . . . . . . . . . . . . . . . 18

  |
| 33 | 32 | cnmetdval 14765 |
. . . . . . . . . . . . . . . . 17
 
   
          |
| 34 | | abssub 11266 |
. . . . . . . . . . . . . . . . 17
 
               |
| 35 | 33, 34 | eqtrd 2229 |
. . . . . . . . . . . . . . . 16
 
   
          |
| 36 | 30, 31, 35 | syl2an 289 |
. . . . . . . . . . . . . . 15
   #   #
 
  
          |
| 37 | 29, 36 | eqtrd 2229 |
. . . . . . . . . . . . . 14
   #   #
 
   
  #   #              |
| 38 | 37 | breq1d 4043 |
. . . . . . . . . . . . 13
   #   #
 
    
 
#
  #
    
         |
| 39 | 24 | simprbi 275 |
. . . . . . . . . . . . . . . . . 18
  # 
#   |
| 40 | 30, 39 | recclapd 8808 |
. . . . . . . . . . . . . . . . 17
  # 
    |
| 41 | | oveq2 5930 |
. . . . . . . . . . . . . . . . . 18
       |
| 42 | 41, 17 | fvmptg 5637 |
. . . . . . . . . . . . . . . . 17
   #        #            |
| 43 | 40, 42 | mpdan 421 |
. . . . . . . . . . . . . . . 16
  # 
   #            |
| 44 | | breq1 4036 |
. . . . . . . . . . . . . . . . . . . 20
  #
#    |
| 45 | 44 | elrab 2920 |
. . . . . . . . . . . . . . . . . . 19
  #   #    |
| 46 | 45 | simprbi 275 |
. . . . . . . . . . . . . . . . . 18
  # 
#   |
| 47 | 31, 46 | recclapd 8808 |
. . . . . . . . . . . . . . . . 17
  # 
    |
| 48 | | oveq2 5930 |
. . . . . . . . . . . . . . . . . 18
       |
| 49 | 48, 17 | fvmptg 5637 |
. . . . . . . . . . . . . . . . 17
   #        #            |
| 50 | 47, 49 | mpdan 421 |
. . . . . . . . . . . . . . . 16
  # 
   #            |
| 51 | 43, 50 | oveqan12d 5941 |
. . . . . . . . . . . . . . 15
   #   #
 
    #              #
                   |
| 52 | 32 | cnmetdval 14765 |
. . . . . . . . . . . . . . . . 17
                            |
| 53 | | abssub 11266 |
. . . . . . . . . . . . . . . . 17
                             |
| 54 | 52, 53 | eqtrd 2229 |
. . . . . . . . . . . . . . . 16
                            |
| 55 | 40, 47, 54 | syl2an 289 |
. . . . . . . . . . . . . . 15
   #   #
 
                     |
| 56 | 51, 55 | eqtrd 2229 |
. . . . . . . . . . . . . 14
   #   #
 
    #              #
                    |
| 57 | 56 | breq1d 4043 |
. . . . . . . . . . . . 13
   #   #
 
     #
             #                      |
| 58 | 38, 57 | imbi12d 234 |
. . . . . . . . . . . 12
   #   #
 
        #   #          #         
    #         
      
              |
| 59 | 58 | ralbidva 2493 |
. . . . . . . . . . 11
  # 
 
 #      
  #   #          #         
    #         
  #
                      |
| 60 | 59 | rexbidv 2498 |
. . . . . . . . . 10
  # 
 
  #
        #   #          #         
    #         
   #
                      |
| 61 | 60 | adantr 276 |
. . . . . . . . 9
   #  
    #
        #   #          #         
    #         
   #
                      |
| 62 | 28, 61 | mpbird 167 |
. . . . . . . 8
   #  
   #
        #   #          #         
    #            |
| 63 | 62 | rgen2 2583 |
. . . . . . 7
  #
  
   #
        #   #          #         
    #           |
| 64 | | cnxmet 14767 |
. . . . . . . . 9

      |
| 65 | | xmetres2 14615 |
. . . . . . . . 9
  
      #    
 
#
  #
        #     |
| 66 | 64, 11, 65 | mp2an 426 |
. . . . . . . 8
    #   #        
#
   |
| 67 | | eqid 2196 |
. . . . . . . . . . . 12
    #   #     
  #   #     |
| 68 | | eqid 2196 |
. . . . . . . . . . . 12
    
  #   #         
  #   #      |
| 69 | 67, 7, 68 | metrest 14742 |
. . . . . . . . . . 11
  
      #    ↾t  #       
 
#
  #
      |
| 70 | 64, 11, 69 | mp2an 426 |
. . . . . . . . . 10
 ↾t  #          #
  #
     |
| 71 | 10, 70 | eqtri 2217 |
. . . . . . . . 9
       #
  #
     |
| 72 | 71, 7 | metcn 14750 |
. . . . . . . 8
   
  #   #         #
 
          #      
   #        #
     #
  
   #
        #   #          #         
    #              |
| 73 | 66, 64, 72 | mp2an 426 |
. . . . . . 7
   #          #        #
     #
  
   #
        #   #          #         
    #             |
| 74 | 22, 63, 73 | mpbir2an 944 |
. . . . . 6
  #        |
| 75 | 74 | a1i 9 |
. . . . 5
  #         |
| 76 | | oveq2 5930 |
. . . . 5
       |
| 77 | 9, 14, 16, 14, 75, 76 | cnmpt21 14527 |
. . . 4
 
 #           |
| 78 | 7 | mulcncntop 14800 |
. . . . 5
     |
| 79 | 78 | a1i 9 |
. . . 4
      |
| 80 | 9, 14, 15, 77, 79 | cnmpt22f 14531 |
. . 3
 
 #             |
| 81 | 80 | mptru 1373 |
. 2
   #            |
| 82 | 6, 81 | eqeltri 2269 |
1
   #          |