Proof of Theorem siilem1
| Step | Hyp | Ref
| Expression |
| 1 | | siii.1 |
. . . . . . . . . 10
     |
| 2 | | siii.6 |
. . . . . . . . . 10
 CV   |
| 3 | | siii.9 |
. . . . . . . . . . 11
  |
| 4 | 3 | phnvi 27671 |
. . . . . . . . . 10
 |
| 5 | | siii.a |
. . . . . . . . . . 11
 |
| 6 | | sii1.c |
. . . . . . . . . . . . 13
 |
| 7 | 6 | cjcli 13909 |
. . . . . . . . . . . 12
     |
| 8 | | siii.b |
. . . . . . . . . . . 12
 |
| 9 | | sii1.4 |
. . . . . . . . . . . . 13
      |
| 10 | 1, 9 | nvscl 27481 |
. . . . . . . . . . . 12
                 |
| 11 | 4, 7, 8, 10 | mp3an 1424 |
. . . . . . . . . . 11
         |
| 12 | | sii1.3 |
. . . . . . . . . . . 12
     |
| 13 | 1, 12 | nvmcl 27501 |
. . . . . . . . . . 11
 
                       |
| 14 | 4, 5, 11, 13 | mp3an 1424 |
. . . . . . . . . 10
             |
| 15 | 1, 2, 4, 14 | nvcli 27517 |
. . . . . . . . 9
                 |
| 16 | 15 | sqge0i 12951 |
. . . . . . . 8
                     |
| 17 | 14, 5, 11 | 3pm3.2i 1239 |
. . . . . . . . . 10
            
          |
| 18 | | siii.7 |
. . . . . . . . . . 11
      |
| 19 | 1, 12, 18 | dipsubdi 27704 |
. . . . . . . . . 10
               
         
                                                                        |
| 20 | 3, 17, 19 | mp2an 708 |
. . . . . . . . 9
                                                                       |
| 21 | 1, 2, 18 | ipidsq 27565 |
. . . . . . . . . 10
                                                                 |
| 22 | 4, 14, 21 | mp2an 708 |
. . . . . . . . 9
                                                 |
| 23 | 7, 8, 11 | 3pm3.2i 1239 |
. . . . . . . . . . . . . . 15
    
          |
| 24 | 1, 9, 18 | dipass 27700 |
. . . . . . . . . . . . . . 15
                 
                                        |
| 25 | 3, 23, 24 | mp2an 708 |
. . . . . . . . . . . . . 14
                                       |
| 26 | 8, 6, 8 | 3pm3.2i 1239 |
. . . . . . . . . . . . . . . . 17
   |
| 27 | 1, 9, 18 | dipassr2 27702 |
. . . . . . . . . . . . . . . . 17
   
 
                    |
| 28 | 3, 26, 27 | mp2an 708 |
. . . . . . . . . . . . . . . 16
                   |
| 29 | 1, 2, 18 | ipidsq 27565 |
. . . . . . . . . . . . . . . . . 18
                 |
| 30 | 4, 8, 29 | mp2an 708 |
. . . . . . . . . . . . . . . . 17
             |
| 31 | 30 | oveq2i 6661 |
. . . . . . . . . . . . . . . 16
                 |
| 32 | 28, 31 | eqtri 2644 |
. . . . . . . . . . . . . . 15
                       |
| 33 | 32 | oveq2i 6661 |
. . . . . . . . . . . . . 14
                       
           |
| 34 | 25, 33 | eqtri 2644 |
. . . . . . . . . . . . 13
                         
           |
| 35 | 34 | oveq2i 6661 |
. . . . . . . . . . . 12
                                                     |
| 36 | 35 | oveq2i 6661 |
. . . . . . . . . . 11
                                                                                                 |
| 37 | 1, 2, 4, 5 | nvcli 27517 |
. . . . . . . . . . . . . 14
     |
| 38 | 37 | recni 10052 |
. . . . . . . . . . . . 13
     |
| 39 | 38 | sqcli 12944 |
. . . . . . . . . . . 12
         |
| 40 | 1, 18 | dipcl 27567 |
. . . . . . . . . . . . . 14
 
       |
| 41 | 4, 8, 5, 40 | mp3an 1424 |
. . . . . . . . . . . . 13
     |
| 42 | 7, 41 | mulcli 10045 |
. . . . . . . . . . . 12
           |
| 43 | | sii1.r |
. . . . . . . . . . . . 13
       |
| 44 | 43 | recni 10052 |
. . . . . . . . . . . 12
       |
| 45 | 1, 2, 4, 8 | nvcli 27517 |
. . . . . . . . . . . . . . . 16
     |
| 46 | 45 | recni 10052 |
. . . . . . . . . . . . . . 15
     |
| 47 | 46 | sqcli 12944 |
. . . . . . . . . . . . . 14
         |
| 48 | 6, 47 | mulcli 10045 |
. . . . . . . . . . . . 13
           |
| 49 | 7, 48 | mulcli 10045 |
. . . . . . . . . . . 12
                 |
| 50 | | sub4 10326 |
. . . . . . . . . . . 12
                                  
           
                                 
                      
                                     |
| 51 | 39, 42, 44, 49, 50 | mp4an 709 |
. . . . . . . . . . 11
                                 
                      
                                    |
| 52 | 36, 51 | eqtri 2644 |
. . . . . . . . . 10
                                                            
                                    |
| 53 | 5, 11, 5 | 3pm3.2i 1239 |
. . . . . . . . . . . . 13
           |
| 54 | 1, 12, 18 | dipsubdir 27703 |
. . . . . . . . . . . . 13
   
       
 
                                    |
| 55 | 3, 53, 54 | mp2an 708 |
. . . . . . . . . . . 12
                                   |
| 56 | 1, 2, 18 | ipidsq 27565 |
. . . . . . . . . . . . . 14
                 |
| 57 | 4, 5, 56 | mp2an 708 |
. . . . . . . . . . . . 13
             |
| 58 | 7, 8, 5 | 3pm3.2i 1239 |
. . . . . . . . . . . . . 14
    
  |
| 59 | 1, 9, 18 | dipass 27700 |
. . . . . . . . . . . . . 14
       
 
                        |
| 60 | 3, 58, 59 | mp2an 708 |
. . . . . . . . . . . . 13
                       |
| 61 | 57, 60 | oveq12i 6662 |
. . . . . . . . . . . 12
                                       |
| 62 | 55, 61 | eqtri 2644 |
. . . . . . . . . . 11
                                     |
| 63 | 5, 11, 11 | 3pm3.2i 1239 |
. . . . . . . . . . . . 13
                   |
| 64 | 1, 12, 18 | dipsubdir 27703 |
. . . . . . . . . . . . 13
   
                 
                                                            |
| 65 | 3, 63, 64 | mp2an 708 |
. . . . . . . . . . . 12
                                                           |
| 66 | 5, 6, 8 | 3pm3.2i 1239 |
. . . . . . . . . . . . . 14
   |
| 67 | 1, 9, 18 | dipassr2 27702 |
. . . . . . . . . . . . . 14
   
 
                    |
| 68 | 3, 66, 67 | mp2an 708 |
. . . . . . . . . . . . 13
                   |
| 69 | 68 | oveq1i 6660 |
. . . . . . . . . . . 12
                                                               |
| 70 | 65, 69 | eqtri 2644 |
. . . . . . . . . . 11
                                                     |
| 71 | 62, 70 | oveq12i 6662 |
. . . . . . . . . 10
                                                                                             |
| 72 | 7, 41, 48 | subdii 10479 |
. . . . . . . . . . 11
          
                                        |
| 73 | 72 | oveq2i 6661 |
. . . . . . . . . 10
                           
                      
                                    |
| 74 | 52, 71, 73 | 3eqtr4i 2654 |
. . . . . . . . 9
                                                    
                
             |
| 75 | 20, 22, 74 | 3eqtr3i 2652 |
. . . . . . . 8
                              
                
             |
| 76 | 16, 75 | breqtri 4678 |
. . . . . . 7
          
                
             |
| 77 | 41, 48 | subeq0i 10361 |
. . . . . . . . . 10
                
                |
| 78 | | oveq2 6658 |
. . . . . . . . . . 11
                                               |
| 79 | 7 | mul01i 10226 |
. . . . . . . . . . 11
       |
| 80 | 78, 79 | syl6eq 2672 |
. . . . . . . . . 10
                                         |
| 81 | 77, 80 | sylbir 225 |
. . . . . . . . 9
                                       |
| 82 | 81 | oveq2d 6666 |
. . . . . . . 8
                         
                
                      
         |
| 83 | 37 | resqcli 12949 |
. . . . . . . . . . 11
         |
| 84 | 83 | recni 10052 |
. . . . . . . . . 10
         |
| 85 | 84, 44 | subcli 10357 |
. . . . . . . . 9
                 |
| 86 | 85 | subid1i 10353 |
. . . . . . . 8
                           
       |
| 87 | 82, 86 | syl6eq 2672 |
. . . . . . 7
                         
                
                     
        |
| 88 | 76, 87 | syl5breq 4690 |
. . . . . 6
                        
        |
| 89 | 83, 43 | subge0i 10581 |
. . . . . 6
          
           
          |
| 90 | 88, 89 | sylib 208 |
. . . . 5
               
               |
| 91 | 45 | resqcli 12949 |
. . . . . . . 8
         |
| 92 | 45 | sqge0i 12951 |
. . . . . . . 8
         |
| 93 | 91, 92 | pm3.2i 471 |
. . . . . . 7
                   |
| 94 | 43, 83, 93 | 3pm3.2i 1239 |
. . . . . 6
                                   |
| 95 | | lemul1a 10877 |
. . . . . 6
                         
                                                             |
| 96 | 94, 95 | mpan 706 |
. . . . 5
                                                   |
| 97 | 90, 96 | syl 17 |
. . . 4
                                                   |
| 98 | 38, 46 | sqmuli 12947 |
. . . 4
                                 |
| 99 | 97, 98 | syl6breqr 4695 |
. . 3
                                               |
| 100 | | sii1.z |
. . . . 5
       |
| 101 | 43, 91 | mulge0i 10575 |
. . . . 5
 
                                 |
| 102 | 100, 92, 101 | mp2an 708 |
. . . 4
                 |
| 103 | 37, 45 | remulcli 10054 |
. . . . 5
           |
| 104 | 103 | sqge0i 12951 |
. . . 4
               |
| 105 | 43, 91 | remulcli 10054 |
. . . . 5
                 |
| 106 | 103 | resqcli 12949 |
. . . . 5
               |
| 107 | 105, 106 | sqrtlei 14128 |
. . . 4
 
 
                                                           
                   
                     |
| 108 | 102, 104,
107 | mp2an 708 |
. . 3
                                                                       |
| 109 | 99, 108 | sylib 208 |
. 2
                                                       |
| 110 | 1, 18 | dipcl 27567 |
. . . . . . 7
 
       |
| 111 | 4, 5, 8, 110 | mp3an 1424 |
. . . . . 6
     |
| 112 | 6, 111 | mulcomi 10046 |
. . . . 5
             |
| 113 | 112 | oveq1i 6660 |
. . . 4
                                 |
| 114 | 91 | recni 10052 |
. . . . 5
         |
| 115 | 111, 6, 114 | mulassi 10049 |
. . . 4
                     
           |
| 116 | 113, 115 | eqtri 2644 |
. . 3
                     
           |
| 117 | 116 | fveq2i 6194 |
. 2
                            
            |
| 118 | 1, 2 | nvge0 27528 |
. . . . 5
         |
| 119 | 4, 5, 118 | mp2an 708 |
. . . 4
     |
| 120 | 1, 2 | nvge0 27528 |
. . . . 5
         |
| 121 | 4, 8, 120 | mp2an 708 |
. . . 4
     |
| 122 | 37, 45 | mulge0i 10575 |
. . . 4
 
                     |
| 123 | 119, 121,
122 | mp2an 708 |
. . 3
           |
| 124 | 103 | sqrtsqi 14114 |
. . 3
                                         |
| 125 | 123, 124 | ax-mp 5 |
. 2
                             |
| 126 | 109, 117,
125 | 3brtr3g 4686 |
1
                                               |