| Step | Hyp | Ref | Expression | 
						
							| 1 |  | fveq2 |  | 
						
							| 2 |  | oveq2 |  | 
						
							| 3 | 2 | fveq2d |  | 
						
							| 4 | 1 3 | oveq12d |  | 
						
							| 5 | 4 | cbvsumv |  | 
						
							| 6 |  | fzfid |  | 
						
							| 7 |  | elfznn |  | 
						
							| 8 | 7 | adantl |  | 
						
							| 9 |  | vmacl |  | 
						
							| 10 | 8 9 | syl |  | 
						
							| 11 | 10 | recnd |  | 
						
							| 12 |  | elfznn |  | 
						
							| 13 | 12 | adantl |  | 
						
							| 14 |  | vmacl |  | 
						
							| 15 | 13 14 | syl |  | 
						
							| 16 | 15 | recnd |  | 
						
							| 17 | 6 11 16 | fsummulc2 |  | 
						
							| 18 | 7 | nnrpd |  | 
						
							| 19 |  | rpdivcl |  | 
						
							| 20 | 18 19 | sylan2 |  | 
						
							| 21 | 20 | rpred |  | 
						
							| 22 |  | chpval |  | 
						
							| 23 | 21 22 | syl |  | 
						
							| 24 | 23 | oveq2d |  | 
						
							| 25 | 13 | nncnd |  | 
						
							| 26 | 7 | ad2antlr |  | 
						
							| 27 | 26 | nncnd |  | 
						
							| 28 | 26 | nnne0d |  | 
						
							| 29 | 25 27 28 | divcan3d |  | 
						
							| 30 | 29 | fveq2d |  | 
						
							| 31 | 30 | oveq2d |  | 
						
							| 32 | 31 | sumeq2dv |  | 
						
							| 33 | 17 24 32 | 3eqtr4d |  | 
						
							| 34 | 33 | sumeq2dv |  | 
						
							| 35 | 5 34 | eqtrid |  | 
						
							| 36 |  | fvoveq1 |  | 
						
							| 37 | 36 | oveq2d |  | 
						
							| 38 |  | rpre |  | 
						
							| 39 |  | ssrab2 |  | 
						
							| 40 |  | simprr |  | 
						
							| 41 | 39 40 | sselid |  | 
						
							| 42 | 41 | anassrs |  | 
						
							| 43 | 42 9 | syl |  | 
						
							| 44 |  | elfznn |  | 
						
							| 45 | 44 | adantl |  | 
						
							| 46 |  | dvdsdivcl |  | 
						
							| 47 | 45 46 | sylan |  | 
						
							| 48 | 39 47 | sselid |  | 
						
							| 49 |  | vmacl |  | 
						
							| 50 | 48 49 | syl |  | 
						
							| 51 | 43 50 | remulcld |  | 
						
							| 52 | 51 | recnd |  | 
						
							| 53 | 52 | anasss |  | 
						
							| 54 | 37 38 53 | dvdsflsumcom |  | 
						
							| 55 | 35 54 | eqtr4d |  | 
						
							| 56 | 55 | oveq1d |  | 
						
							| 57 |  | fzfid |  | 
						
							| 58 |  | vmacl |  | 
						
							| 59 | 45 58 | syl |  | 
						
							| 60 | 59 | recnd |  | 
						
							| 61 | 44 | nnrpd |  | 
						
							| 62 |  | rpdivcl |  | 
						
							| 63 | 61 62 | sylan2 |  | 
						
							| 64 | 63 | rpred |  | 
						
							| 65 |  | chpcl |  | 
						
							| 66 | 64 65 | syl |  | 
						
							| 67 | 66 | recnd |  | 
						
							| 68 | 60 67 | mulcld |  | 
						
							| 69 | 45 | nnrpd |  | 
						
							| 70 |  | relogcl |  | 
						
							| 71 | 69 70 | syl |  | 
						
							| 72 | 71 | recnd |  | 
						
							| 73 | 60 72 | mulcld |  | 
						
							| 74 | 57 68 73 | fsumadd |  | 
						
							| 75 |  | fzfid |  | 
						
							| 76 |  | dvdsssfz1 |  | 
						
							| 77 | 45 76 | syl |  | 
						
							| 78 | 75 77 | ssfid |  | 
						
							| 79 | 78 51 | fsumrecl |  | 
						
							| 80 | 79 | recnd |  | 
						
							| 81 | 57 80 73 | fsumadd |  | 
						
							| 82 | 56 74 81 | 3eqtr4d |  | 
						
							| 83 | 72 67 | addcomd |  | 
						
							| 84 | 83 | oveq2d |  | 
						
							| 85 | 60 67 72 | adddid |  | 
						
							| 86 | 84 85 | eqtrd |  | 
						
							| 87 | 86 | sumeq2dv |  | 
						
							| 88 |  | logsqvma2 |  | 
						
							| 89 | 45 88 | syl |  | 
						
							| 90 | 89 | sumeq2dv |  | 
						
							| 91 | 82 87 90 | 3eqtr4d |  | 
						
							| 92 |  | fvoveq1 |  | 
						
							| 93 | 92 | oveq1d |  | 
						
							| 94 | 93 | oveq2d |  | 
						
							| 95 |  | mucl |  | 
						
							| 96 | 41 95 | syl |  | 
						
							| 97 | 96 | zcnd |  | 
						
							| 98 | 61 | ad2antrl |  | 
						
							| 99 | 41 | nnrpd |  | 
						
							| 100 | 98 99 | rpdivcld |  | 
						
							| 101 |  | relogcl |  | 
						
							| 102 | 101 | recnd |  | 
						
							| 103 | 100 102 | syl |  | 
						
							| 104 | 103 | sqcld |  | 
						
							| 105 | 97 104 | mulcld |  | 
						
							| 106 | 94 38 105 | dvdsflsumcom |  | 
						
							| 107 | 29 | fveq2d |  | 
						
							| 108 | 107 | oveq1d |  | 
						
							| 109 | 108 | oveq2d |  | 
						
							| 110 | 109 | sumeq2dv |  | 
						
							| 111 | 110 | sumeq2dv |  | 
						
							| 112 | 91 106 111 | 3eqtrd |  | 
						
							| 113 | 112 | oveq1d |  | 
						
							| 114 | 113 | oveq1d |  | 
						
							| 115 | 114 | mpteq2ia |  | 
						
							| 116 |  | eqid |  | 
						
							| 117 | 116 | selberglem2 |  | 
						
							| 118 | 115 117 | eqeltri |  |