| Step | Hyp | Ref
| Expression |
| 1 | | fconst6g 6094 |
. . 3
           |
| 2 | 1 | 3ad2ant3 1084 |
. 2
  TopOn  TopOn 

          |
| 3 | 2 | adantr 481 |
. . . 4
   TopOn  TopOn 

           |
| 4 | | simpll3 1102 |
. . . . . . . 8
    TopOn 
TopOn       |
| 5 | | simplr 792 |
. . . . . . . 8
    TopOn 
TopOn       |
| 6 | | fvconst2g 6467 |
. . . . . . . 8
 
           |
| 7 | 4, 5, 6 | syl2anc 693 |
. . . . . . 7
    TopOn 
TopOn               |
| 8 | 7 | eleq1d 2686 |
. . . . . 6
    TopOn 
TopOn                 |
| 9 | | simpll1 1100 |
. . . . . . . . 9
    TopOn 
TopOn    
 
TopOn    |
| 10 | | toponmax 20730 |
. . . . . . . . 9
 TopOn 
  |
| 11 | 9, 10 | syl 17 |
. . . . . . . 8
    TopOn 
TopOn    
 
  |
| 12 | | simplr 792 |
. . . . . . . 8
    TopOn 
TopOn    
 
  |
| 13 | | df-ima 5127 |
. . . . . . . . 9
               |
| 14 | | ssid 3624 |
. . . . . . . . . . . . 13
 |
| 15 | | xpssres 5434 |
. . . . . . . . . . . . 13
             |
| 16 | 14, 15 | ax-mp 5 |
. . . . . . . . . . . 12
           |
| 17 | 16 | rneqi 5352 |
. . . . . . . . . . 11
           |
| 18 | | rnxpss 5566 |
. . . . . . . . . . 11
   
   |
| 19 | 17, 18 | eqsstri 3635 |
. . . . . . . . . 10
         |
| 20 | | simprr 796 |
. . . . . . . . . . 11
    TopOn 
TopOn    
 
  |
| 21 | 20 | snssd 4340 |
. . . . . . . . . 10
    TopOn 
TopOn    
 
    |
| 22 | 19, 21 | syl5ss 3614 |
. . . . . . . . 9
    TopOn 
TopOn    
 
        |
| 23 | 13, 22 | syl5eqss 3649 |
. . . . . . . 8
    TopOn 
TopOn    
 
          |
| 24 | | eleq2 2690 |
. . . . . . . . . 10
 
   |
| 25 | | imaeq2 5462 |
. . . . . . . . . . 11
                   |
| 26 | 25 | sseq1d 3632 |
. . . . . . . . . 10
                 
   |
| 27 | 24, 26 | anbi12d 747 |
. . . . . . . . 9
                    
    |
| 28 | 27 | rspcev 3309 |
. . . . . . . 8
  
          

       
   |
| 29 | 11, 12, 23, 28 | syl12anc 1324 |
. . . . . . 7
    TopOn 
TopOn    
 


       
   |
| 30 | 29 | expr 643 |
. . . . . 6
    TopOn 
TopOn     
              |
| 31 | 8, 30 | sylbid 230 |
. . . . 5
    TopOn 
TopOn               
            |
| 32 | 31 | ralrimiva 2966 |
. . . 4
   TopOn  TopOn 

 
         

            |
| 33 | | simpl1 1064 |
. . . . 5
   TopOn  TopOn 

 TopOn    |
| 34 | | simpl2 1065 |
. . . . 5
   TopOn  TopOn 

 TopOn    |
| 35 | | simpr 477 |
. . . . 5
   TopOn  TopOn 

   |
| 36 | | iscnp 21041 |
. . . . 5
  TopOn  TopOn 

          
                    
              |
| 37 | 33, 34, 35, 36 | syl3anc 1326 |
. . . 4
   TopOn  TopOn 

                               

              |
| 38 | 3, 32, 37 | mpbir2and 957 |
. . 3
   TopOn  TopOn 

             |
| 39 | 38 | ralrimiva 2966 |
. 2
  TopOn  TopOn 


            |
| 40 | | cncnp 21084 |
. . 3
  TopOn  TopOn  
      
                        |
| 41 | 40 | 3adant3 1081 |
. 2
  TopOn  TopOn 

      
                        |
| 42 | 2, 39, 41 | mpbir2and 957 |
1
  TopOn  TopOn 

        |