Proof of Theorem hstlet
| Step | Hyp | Ref
| Expression |
| 1 | | hstnmoct 10150 |
. . . . . . . 8
  CHStates                                  |
| 2 | 1 | adantlr 393 |
. . . . . . 7
   CHStates

                                 |
| 3 | 2 | opreq2d 3976 |
. . . . . 6
   CHStates

                                                             |
| 4 | | add12t 5336 |
. . . . . . 7
                                                                                                                                     |
| 5 | | hstclt 10144 |
. . . . . . . . . . 11
  CHStates        |
| 6 | | normclt 8991 |
. . . . . . . . . . 11
    
          |
| 7 | 5, 6 | syl 10 |
. . . . . . . . . 10
  CHStates            |
| 8 | | resqclt 6621 |
. . . . . . . . . 10
                       |
| 9 | 7, 8 | syl 10 |
. . . . . . . . 9
  CHStates                |
| 10 | 9 | adantr 389 |
. . . . . . . 8
   CHStates

               |
| 11 | 10 | recnd 5315 |
. . . . . . 7
   CHStates

               |
| 12 | | hstclt 10144 |
. . . . . . . . . . 11
  CHStates        |
| 13 | | normclt 8991 |
. . . . . . . . . . 11
    
          |
| 14 | 12, 13 | syl 10 |
. . . . . . . . . 10
  CHStates            |
| 15 | | resqclt 6621 |
. . . . . . . . . 10
                       |
| 16 | 14, 15 | syl 10 |
. . . . . . . . 9
  CHStates                |
| 17 | 16 | adantlr 393 |
. . . . . . . 8
   CHStates

               |
| 18 | 17 | recnd 5315 |
. . . . . . 7
   CHStates

               |
| 19 | | hstclt 10144 |
. . . . . . . . . . . 12
  CHStates                |
| 20 | | chocclt 9184 |
. . . . . . . . . . . 12

      |
| 21 | 19, 20 | sylan2 451 |
. . . . . . . . . . 11
  CHStates            |
| 22 | | normclt 8991 |
. . . . . . . . . . 11
                       |
| 23 | 21, 22 | syl 10 |
. . . . . . . . . 10
  CHStates                |
| 24 | | resqclt 6621 |
. . . . . . . . . 10
                               |
| 25 | 23, 24 | syl 10 |
. . . . . . . . 9
  CHStates                    |
| 26 | 25 | adantlr 393 |
. . . . . . . 8
   CHStates

                   |
| 27 | 26 | recnd 5315 |
. . . . . . 7
   CHStates

                   |
| 28 | 4, 11, 18, 27 | syl3anc 858 |
. . . . . 6
   CHStates

                                                                                           |
| 29 | 3, 28 | eqtr3d 1509 |
. . . . 5
   CHStates

                                                             |
| 30 | 29 | adantrr 395 |
. . . 4
   CHStates

                                                               |
| 31 | | hstpytht 10156 |
. . . . . . 7
   CHStates

                                                                 |
| 32 | 20 | adantr 389 |
. . . . . . . 8
 
       |
| 33 | | ococt 9248 |
. . . . . . . . . 10

          |
| 34 | 33 | sseq2d 2089 |
. . . . . . . . 9

            |
| 35 | 34 | biimpar 417 |
. . . . . . . 8
 
           |
| 36 | 32, 35 | jca 288 |
. . . . . . 7
 
                 |
| 37 | 31, 36 | sylan2 451 |
. . . . . 6
   CHStates

                                                     |
| 38 | | 1re 5435 |
. . . . . . . . . 10
 |
| 39 | | le2sqit 6632 |
. . . . . . . . . 10
                                                                         |
| 40 | 38, 39 | mpanr1 709 |
. . . . . . . . 9
                                                                       |
| 41 | | hstclt 10144 |
. . . . . . . . . . . . 13
  CHStates 
                  |
| 42 | | chjclt 9329 |
. . . . . . . . . . . . . 14
      
        |
| 43 | 42, 20 | sylan2 451 |
. . . . . . . . . . . . 13
 

        |
| 44 | 41, 43 | sylan2 451 |
. . . . . . . . . . . 12
  CHStates 
     
        |
| 45 | 44 | anassrs 441 |
. . . . . . . . . . 11
   CHStates

             |
| 46 | | normclt 8991 |
. . . . . . . . . . 11
    
                      |
| 47 | 45, 46 | syl 10 |
. . . . . . . . . 10
   CHStates

                 |
| 48 | | normge0t 8992 |
. . . . . . . . . . 11
    
       |