| Step | Hyp | Ref | Expression | 
						
							| 1 |  | addscl |  | 
						
							| 2 | 1 | adantr |  | 
						
							| 3 |  | nnaddscl |  | 
						
							| 4 | 3 | adantr |  | 
						
							| 5 | 4 | adantl |  | 
						
							| 6 |  | simprll |  | 
						
							| 7 | 6 | nnsnod |  | 
						
							| 8 |  | simprlr |  | 
						
							| 9 | 8 | nnsnod |  | 
						
							| 10 |  | negsdi |  | 
						
							| 11 | 7 9 10 | syl2anc |  | 
						
							| 12 | 7 | negscld |  | 
						
							| 13 | 9 | negscld |  | 
						
							| 14 |  | simpll |  | 
						
							| 15 |  | simplr |  | 
						
							| 16 |  | simprll |  | 
						
							| 17 | 16 | adantl |  | 
						
							| 18 |  | simprrl |  | 
						
							| 19 | 18 | adantl |  | 
						
							| 20 | 12 13 14 15 17 19 | slt2addd |  | 
						
							| 21 | 11 20 | eqbrtrd |  | 
						
							| 22 |  | simprlr |  | 
						
							| 23 | 22 | adantl |  | 
						
							| 24 |  | simprrr |  | 
						
							| 25 | 24 | adantl |  | 
						
							| 26 | 14 15 7 9 23 25 | slt2addd |  | 
						
							| 27 |  | fveq2 |  | 
						
							| 28 | 27 | breq1d |  | 
						
							| 29 |  | breq2 |  | 
						
							| 30 | 28 29 | anbi12d |  | 
						
							| 31 | 30 | rspcev |  | 
						
							| 32 | 5 21 26 31 | syl12anc |  | 
						
							| 33 | 32 | expr |  | 
						
							| 34 | 33 | rexlimdvva |  | 
						
							| 35 |  | simpl |  | 
						
							| 36 |  | simpl |  | 
						
							| 37 | 35 36 | anim12i |  | 
						
							| 38 |  | reeanv |  | 
						
							| 39 | 37 38 | sylibr |  | 
						
							| 40 | 34 39 | impel |  | 
						
							| 41 |  | simpr |  | 
						
							| 42 |  | simpr |  | 
						
							| 43 | 41 42 | anim12i |  | 
						
							| 44 |  | simpll |  | 
						
							| 45 |  | recut |  | 
						
							| 46 | 44 45 | syl |  | 
						
							| 47 |  | simplr |  | 
						
							| 48 |  | recut |  | 
						
							| 49 | 47 48 | syl |  | 
						
							| 50 |  | simprl |  | 
						
							| 51 |  | simprr |  | 
						
							| 52 | 46 49 50 51 | addsunif |  | 
						
							| 53 |  | ovex |  | 
						
							| 54 |  | oveq1 |  | 
						
							| 55 | 54 | eqeq2d |  | 
						
							| 56 | 53 55 | ceqsexv |  | 
						
							| 57 |  | simpll |  | 
						
							| 58 |  | simplr |  | 
						
							| 59 |  | 1sno |  | 
						
							| 60 | 59 | a1i |  | 
						
							| 61 |  | nnsno |  | 
						
							| 62 |  | nnne0s |  | 
						
							| 63 | 60 61 62 | divscld |  | 
						
							| 64 | 63 | adantl |  | 
						
							| 65 | 57 58 64 | addsubsd |  | 
						
							| 66 | 65 | eqeq2d |  | 
						
							| 67 | 56 66 | bitr4id |  | 
						
							| 68 | 67 | rexbidva |  | 
						
							| 69 |  | r19.41v |  | 
						
							| 70 | 69 | exbii |  | 
						
							| 71 |  | rexcom4 |  | 
						
							| 72 |  | eqeq1 |  | 
						
							| 73 | 72 | rexbidv |  | 
						
							| 74 | 73 | rexab |  | 
						
							| 75 | 70 71 74 | 3bitr4ri |  | 
						
							| 76 |  | oveq2 |  | 
						
							| 77 | 76 | oveq2d |  | 
						
							| 78 | 77 | eqeq2d |  | 
						
							| 79 | 78 | cbvrexvw |  | 
						
							| 80 | 68 75 79 | 3bitr4g |  | 
						
							| 81 | 80 | abbidv |  | 
						
							| 82 |  | ovex |  | 
						
							| 83 |  | oveq2 |  | 
						
							| 84 | 83 | eqeq2d |  | 
						
							| 85 | 82 84 | ceqsexv |  | 
						
							| 86 |  | simpll |  | 
						
							| 87 |  | simplr |  | 
						
							| 88 | 59 | a1i |  | 
						
							| 89 |  | nnsno |  | 
						
							| 90 |  | nnne0s |  | 
						
							| 91 | 88 89 90 | divscld |  | 
						
							| 92 | 91 | adantl |  | 
						
							| 93 | 86 87 92 | addsubsassd |  | 
						
							| 94 | 93 | eqeq2d |  | 
						
							| 95 | 85 94 | bitr4id |  | 
						
							| 96 | 95 | rexbidva |  | 
						
							| 97 |  | r19.41v |  | 
						
							| 98 | 97 | exbii |  | 
						
							| 99 |  | rexcom4 |  | 
						
							| 100 |  | eqeq1 |  | 
						
							| 101 | 100 | rexbidv |  | 
						
							| 102 | 101 | rexab |  | 
						
							| 103 | 98 99 102 | 3bitr4ri |  | 
						
							| 104 |  | oveq2 |  | 
						
							| 105 | 104 | oveq2d |  | 
						
							| 106 | 105 | eqeq2d |  | 
						
							| 107 | 106 | cbvrexvw |  | 
						
							| 108 | 96 103 107 | 3bitr4g |  | 
						
							| 109 | 108 | abbidv |  | 
						
							| 110 | 81 109 | uneq12d |  | 
						
							| 111 |  | unidm |  | 
						
							| 112 | 110 111 | eqtrdi |  | 
						
							| 113 |  | ovex |  | 
						
							| 114 |  | oveq1 |  | 
						
							| 115 | 114 | eqeq2d |  | 
						
							| 116 | 113 115 | ceqsexv |  | 
						
							| 117 | 57 64 58 | adds32d |  | 
						
							| 118 | 117 | eqeq2d |  | 
						
							| 119 | 116 118 | bitrid |  | 
						
							| 120 | 119 | rexbidva |  | 
						
							| 121 |  | r19.41v |  | 
						
							| 122 | 121 | exbii |  | 
						
							| 123 |  | rexcom4 |  | 
						
							| 124 |  | eqeq1 |  | 
						
							| 125 | 124 | rexbidv |  | 
						
							| 126 | 125 | rexab |  | 
						
							| 127 | 122 123 126 | 3bitr4ri |  | 
						
							| 128 | 76 | oveq2d |  | 
						
							| 129 | 128 | eqeq2d |  | 
						
							| 130 | 129 | cbvrexvw |  | 
						
							| 131 | 120 127 130 | 3bitr4g |  | 
						
							| 132 | 131 | abbidv |  | 
						
							| 133 |  | ovex |  | 
						
							| 134 |  | oveq2 |  | 
						
							| 135 | 134 | eqeq2d |  | 
						
							| 136 | 133 135 | ceqsexv |  | 
						
							| 137 | 86 87 92 | addsassd |  | 
						
							| 138 | 137 | eqeq2d |  | 
						
							| 139 | 136 138 | bitr4id |  | 
						
							| 140 | 139 | rexbidva |  | 
						
							| 141 |  | r19.41v |  | 
						
							| 142 | 141 | exbii |  | 
						
							| 143 |  | rexcom4 |  | 
						
							| 144 |  | eqeq1 |  | 
						
							| 145 | 144 | rexbidv |  | 
						
							| 146 | 145 | rexab |  | 
						
							| 147 | 142 143 146 | 3bitr4ri |  | 
						
							| 148 | 104 | oveq2d |  | 
						
							| 149 | 148 | eqeq2d |  | 
						
							| 150 | 149 | cbvrexvw |  | 
						
							| 151 | 140 147 150 | 3bitr4g |  | 
						
							| 152 | 151 | abbidv |  | 
						
							| 153 | 132 152 | uneq12d |  | 
						
							| 154 |  | unidm |  | 
						
							| 155 | 153 154 | eqtrdi |  | 
						
							| 156 | 112 155 | oveq12d |  | 
						
							| 157 | 156 | adantr |  | 
						
							| 158 | 52 157 | eqtrd |  | 
						
							| 159 | 43 158 | sylan2 |  | 
						
							| 160 | 2 40 159 | jca32 |  | 
						
							| 161 | 160 | an4s |  | 
						
							| 162 |  | elreno |  | 
						
							| 163 |  | elreno |  | 
						
							| 164 | 162 163 | anbi12i |  | 
						
							| 165 |  | elreno |  | 
						
							| 166 | 161 164 165 | 3imtr4i |  |