| Step | Hyp | Ref | Expression | 
						
							| 1 |  | pntrval.r |  | 
						
							| 2 |  | 2re |  | 
						
							| 3 | 2 | a1i |  | 
						
							| 4 |  | elioore |  | 
						
							| 5 | 4 | adantl |  | 
						
							| 6 |  | 1rp |  | 
						
							| 7 | 6 | a1i |  | 
						
							| 8 |  | 1red |  | 
						
							| 9 |  | eliooord |  | 
						
							| 10 | 9 | adantl |  | 
						
							| 11 | 10 | simpld |  | 
						
							| 12 | 8 5 11 | ltled |  | 
						
							| 13 | 5 7 12 | rpgecld |  | 
						
							| 14 | 1 | pntrf |  | 
						
							| 15 | 14 | ffvelcdmi |  | 
						
							| 16 | 13 15 | syl |  | 
						
							| 17 | 13 | relogcld |  | 
						
							| 18 | 16 17 | remulcld |  | 
						
							| 19 | 3 18 | remulcld |  | 
						
							| 20 | 19 | recnd |  | 
						
							| 21 | 5 11 | rplogcld |  | 
						
							| 22 | 3 21 | rerpdivcld |  | 
						
							| 23 | 22 | recnd |  | 
						
							| 24 |  | fzfid |  | 
						
							| 25 | 13 | adantr |  | 
						
							| 26 |  | elfznn |  | 
						
							| 27 | 26 | adantl |  | 
						
							| 28 | 27 | nnrpd |  | 
						
							| 29 | 25 28 | rpdivcld |  | 
						
							| 30 | 14 | ffvelcdmi |  | 
						
							| 31 | 29 30 | syl |  | 
						
							| 32 |  | fzfid |  | 
						
							| 33 |  | dvdsssfz1 |  | 
						
							| 34 | 27 33 | syl |  | 
						
							| 35 | 32 34 | ssfid |  | 
						
							| 36 |  | ssrab2 |  | 
						
							| 37 |  | simpr |  | 
						
							| 38 | 36 37 | sselid |  | 
						
							| 39 |  | vmacl |  | 
						
							| 40 | 38 39 | syl |  | 
						
							| 41 |  | dvdsdivcl |  | 
						
							| 42 | 27 41 | sylan |  | 
						
							| 43 | 36 42 | sselid |  | 
						
							| 44 |  | vmacl |  | 
						
							| 45 | 43 44 | syl |  | 
						
							| 46 | 40 45 | remulcld |  | 
						
							| 47 | 35 46 | fsumrecl |  | 
						
							| 48 |  | vmacl |  | 
						
							| 49 | 27 48 | syl |  | 
						
							| 50 | 28 | relogcld |  | 
						
							| 51 | 49 50 | remulcld |  | 
						
							| 52 | 47 51 | resubcld |  | 
						
							| 53 | 31 52 | remulcld |  | 
						
							| 54 | 24 53 | fsumrecl |  | 
						
							| 55 | 54 | recnd |  | 
						
							| 56 | 23 55 | mulcld |  | 
						
							| 57 | 20 56 | subcld |  | 
						
							| 58 | 5 | recnd |  | 
						
							| 59 |  | 2cnd |  | 
						
							| 60 | 13 | rpne0d |  | 
						
							| 61 |  | 2ne0 |  | 
						
							| 62 | 61 | a1i |  | 
						
							| 63 | 57 58 59 60 62 | divdiv32d |  | 
						
							| 64 | 57 58 60 | divcld |  | 
						
							| 65 | 64 59 62 | divrecd |  | 
						
							| 66 | 20 56 59 62 | divsubdird |  | 
						
							| 67 | 18 | recnd |  | 
						
							| 68 | 67 59 62 | divcan3d |  | 
						
							| 69 | 21 | rpcnd |  | 
						
							| 70 | 21 | rpne0d |  | 
						
							| 71 | 59 69 55 70 | div32d |  | 
						
							| 72 | 71 | oveq1d |  | 
						
							| 73 | 54 21 | rerpdivcld |  | 
						
							| 74 | 73 | recnd |  | 
						
							| 75 | 74 59 62 | divcan3d |  | 
						
							| 76 | 72 75 | eqtrd |  | 
						
							| 77 | 68 76 | oveq12d |  | 
						
							| 78 | 66 77 | eqtrd |  | 
						
							| 79 | 78 | oveq1d |  | 
						
							| 80 | 63 65 79 | 3eqtr3d |  | 
						
							| 81 | 80 | mpteq2dva |  | 
						
							| 82 | 22 54 | remulcld |  | 
						
							| 83 | 19 82 | resubcld |  | 
						
							| 84 | 83 13 | rerpdivcld |  | 
						
							| 85 | 8 | rehalfcld |  | 
						
							| 86 | 31 | recnd |  | 
						
							| 87 | 47 | recnd |  | 
						
							| 88 | 49 | recnd |  | 
						
							| 89 | 50 | recnd |  | 
						
							| 90 | 88 89 | mulcld |  | 
						
							| 91 | 86 87 90 | subdid |  | 
						
							| 92 | 86 88 89 | mul12d |  | 
						
							| 93 | 88 86 89 | mulassd |  | 
						
							| 94 | 92 93 | eqtr4d |  | 
						
							| 95 | 94 | oveq2d |  | 
						
							| 96 | 91 95 | eqtrd |  | 
						
							| 97 | 96 | sumeq2dv |  | 
						
							| 98 | 86 87 | mulcld |  | 
						
							| 99 | 88 86 | mulcld |  | 
						
							| 100 | 99 89 | mulcld |  | 
						
							| 101 | 24 98 100 | fsumsub |  | 
						
							| 102 | 46 | recnd |  | 
						
							| 103 | 35 86 102 | fsummulc2 |  | 
						
							| 104 | 103 | sumeq2dv |  | 
						
							| 105 |  | oveq2 |  | 
						
							| 106 | 105 | fveq2d |  | 
						
							| 107 |  | fvoveq1 |  | 
						
							| 108 | 107 | oveq2d |  | 
						
							| 109 | 106 108 | oveq12d |  | 
						
							| 110 | 31 | adantrr |  | 
						
							| 111 | 40 | anasss |  | 
						
							| 112 | 45 | anasss |  | 
						
							| 113 | 111 112 | remulcld |  | 
						
							| 114 | 110 113 | remulcld |  | 
						
							| 115 | 114 | recnd |  | 
						
							| 116 | 109 5 115 | dvdsflsumcom |  | 
						
							| 117 | 58 | ad2antrr |  | 
						
							| 118 |  | elfznn |  | 
						
							| 119 | 118 | adantl |  | 
						
							| 120 | 119 | nnrpd |  | 
						
							| 121 | 120 | adantr |  | 
						
							| 122 | 121 | rpcnd |  | 
						
							| 123 |  | elfznn |  | 
						
							| 124 | 123 | adantl |  | 
						
							| 125 | 124 | nncnd |  | 
						
							| 126 | 121 | rpne0d |  | 
						
							| 127 | 124 | nnne0d |  | 
						
							| 128 | 117 122 125 126 127 | divdiv1d |  | 
						
							| 129 | 128 | eqcomd |  | 
						
							| 130 | 129 | fveq2d |  | 
						
							| 131 | 125 122 126 | divcan3d |  | 
						
							| 132 | 131 | fveq2d |  | 
						
							| 133 | 132 | oveq2d |  | 
						
							| 134 | 130 133 | oveq12d |  | 
						
							| 135 | 13 | ad2antrr |  | 
						
							| 136 | 135 121 | rpdivcld |  | 
						
							| 137 | 124 | nnrpd |  | 
						
							| 138 | 136 137 | rpdivcld |  | 
						
							| 139 | 14 | ffvelcdmi |  | 
						
							| 140 | 138 139 | syl |  | 
						
							| 141 | 140 | recnd |  | 
						
							| 142 | 119 39 | syl |  | 
						
							| 143 | 142 | recnd |  | 
						
							| 144 | 143 | adantr |  | 
						
							| 145 |  | vmacl |  | 
						
							| 146 | 124 145 | syl |  | 
						
							| 147 | 146 | recnd |  | 
						
							| 148 | 144 147 | mulcld |  | 
						
							| 149 | 141 148 | mulcomd |  | 
						
							| 150 | 144 147 141 | mulassd |  | 
						
							| 151 | 134 149 150 | 3eqtrd |  | 
						
							| 152 | 151 | sumeq2dv |  | 
						
							| 153 |  | fzfid |  | 
						
							| 154 | 146 140 | remulcld |  | 
						
							| 155 | 154 | recnd |  | 
						
							| 156 | 153 143 155 | fsummulc2 |  | 
						
							| 157 | 152 156 | eqtr4d |  | 
						
							| 158 | 157 | sumeq2dv |  | 
						
							| 159 | 104 116 158 | 3eqtrd |  | 
						
							| 160 | 159 | oveq1d |  | 
						
							| 161 | 97 101 160 | 3eqtrd |  | 
						
							| 162 | 161 | oveq2d |  | 
						
							| 163 | 153 154 | fsumrecl |  | 
						
							| 164 | 142 163 | remulcld |  | 
						
							| 165 | 24 164 | fsumrecl |  | 
						
							| 166 | 165 | recnd |  | 
						
							| 167 | 49 31 | remulcld |  | 
						
							| 168 | 167 50 | remulcld |  | 
						
							| 169 | 24 168 | fsumrecl |  | 
						
							| 170 | 169 | recnd |  | 
						
							| 171 | 23 166 170 | subdid |  | 
						
							| 172 | 162 171 | eqtrd |  | 
						
							| 173 | 172 | oveq2d |  | 
						
							| 174 | 23 166 | mulcld |  | 
						
							| 175 | 22 169 | remulcld |  | 
						
							| 176 | 175 | recnd |  | 
						
							| 177 | 20 174 176 | subsub3d |  | 
						
							| 178 | 173 177 | eqtrd |  | 
						
							| 179 | 67 | 2timesd |  | 
						
							| 180 | 179 | oveq1d |  | 
						
							| 181 | 67 176 67 | add32d |  | 
						
							| 182 | 180 181 | eqtr4d |  | 
						
							| 183 | 182 | oveq1d |  | 
						
							| 184 | 18 175 | readdcld |  | 
						
							| 185 | 184 | recnd |  | 
						
							| 186 | 185 67 174 | addsubassd |  | 
						
							| 187 | 178 183 186 | 3eqtrd |  | 
						
							| 188 | 187 | oveq1d |  | 
						
							| 189 | 67 174 | subcld |  | 
						
							| 190 | 185 189 58 60 | divdird |  | 
						
							| 191 | 188 190 | eqtrd |  | 
						
							| 192 | 191 | mpteq2dva |  | 
						
							| 193 | 184 13 | rerpdivcld |  | 
						
							| 194 | 22 165 | remulcld |  | 
						
							| 195 | 18 194 | resubcld |  | 
						
							| 196 | 195 13 | rerpdivcld |  | 
						
							| 197 | 1 | selberg3r |  | 
						
							| 198 | 197 | a1i |  | 
						
							| 199 | 1 | selberg4r |  | 
						
							| 200 | 199 | a1i |  | 
						
							| 201 | 193 196 198 200 | o1add2 |  | 
						
							| 202 | 192 201 | eqeltrd |  | 
						
							| 203 |  | ioossre |  | 
						
							| 204 |  | 1cnd |  | 
						
							| 205 | 204 | halfcld |  | 
						
							| 206 |  | o1const |  | 
						
							| 207 | 203 205 206 | sylancr |  | 
						
							| 208 | 84 85 202 207 | o1mul2 |  | 
						
							| 209 | 81 208 | eqeltrrd |  | 
						
							| 210 | 209 | mptru |  |