| Step | Hyp | Ref | Expression | 
						
							| 1 |  | rpvmasum.z |  | 
						
							| 2 |  | rpvmasum.l |  | 
						
							| 3 |  | rpvmasum.a |  | 
						
							| 4 |  | rpvmasum.g |  | 
						
							| 5 |  | rpvmasum.d |  | 
						
							| 6 |  | rpvmasum.1 |  | 
						
							| 7 |  | dchrisum.b |  | 
						
							| 8 |  | dchrisum.n1 |  | 
						
							| 9 |  | dchrvmasumif.f |  | 
						
							| 10 |  | dchrvmasumif.c |  | 
						
							| 11 |  | dchrvmasumif.s |  | 
						
							| 12 |  | dchrvmasumif.1 |  | 
						
							| 13 |  | dchrvmasumif.g |  | 
						
							| 14 |  | dchrvmasumif.e |  | 
						
							| 15 |  | dchrvmasumif.t |  | 
						
							| 16 |  | dchrvmasumif.2 |  | 
						
							| 17 |  | 1red |  | 
						
							| 18 |  | fzfid |  | 
						
							| 19 | 7 | ad2antrr |  | 
						
							| 20 |  | elfzelz |  | 
						
							| 21 | 20 | adantl |  | 
						
							| 22 | 4 1 5 2 19 21 | dchrzrhcl |  | 
						
							| 23 |  | elfznn |  | 
						
							| 24 | 23 | adantl |  | 
						
							| 25 |  | mucl |  | 
						
							| 26 | 24 25 | syl |  | 
						
							| 27 | 26 | zred |  | 
						
							| 28 | 27 24 | nndivred |  | 
						
							| 29 | 28 | recnd |  | 
						
							| 30 | 22 29 | mulcld |  | 
						
							| 31 | 18 30 | fsumcl |  | 
						
							| 32 |  | climcl |  | 
						
							| 33 | 11 32 | syl |  | 
						
							| 34 | 33 | adantr |  | 
						
							| 35 | 31 34 | mulcld |  | 
						
							| 36 |  | 0cnd |  | 
						
							| 37 |  | df-ne |  | 
						
							| 38 |  | climcl |  | 
						
							| 39 | 15 38 | syl |  | 
						
							| 40 | 39 | adantr |  | 
						
							| 41 | 33 | adantr |  | 
						
							| 42 |  | simpr |  | 
						
							| 43 | 40 41 42 | divcld |  | 
						
							| 44 | 37 43 | sylan2br |  | 
						
							| 45 | 36 44 | ifclda |  | 
						
							| 46 | 45 | adantr |  | 
						
							| 47 | 1 2 3 4 5 6 7 8 9 10 11 12 | dchrmusum2 |  | 
						
							| 48 |  | rpssre |  | 
						
							| 49 |  | o1const |  | 
						
							| 50 | 48 45 49 | sylancr |  | 
						
							| 51 | 35 46 47 50 | o1mul2 |  | 
						
							| 52 |  | fzfid |  | 
						
							| 53 | 19 | adantr |  | 
						
							| 54 |  | elfzelz |  | 
						
							| 55 | 54 | adantl |  | 
						
							| 56 | 4 1 5 2 53 55 | dchrzrhcl |  | 
						
							| 57 |  | simpr |  | 
						
							| 58 | 23 | nnrpd |  | 
						
							| 59 |  | rpdivcl |  | 
						
							| 60 | 57 58 59 | syl2an |  | 
						
							| 61 |  | elfznn |  | 
						
							| 62 | 61 | nnrpd |  | 
						
							| 63 |  | ifcl |  | 
						
							| 64 | 60 62 63 | syl2an |  | 
						
							| 65 | 64 | relogcld |  | 
						
							| 66 | 61 | adantl |  | 
						
							| 67 | 65 66 | nndivred |  | 
						
							| 68 | 67 | recnd |  | 
						
							| 69 | 56 68 | mulcld |  | 
						
							| 70 | 52 69 | fsumcl |  | 
						
							| 71 | 30 70 | mulcld |  | 
						
							| 72 | 18 71 | fsumcl |  | 
						
							| 73 | 35 46 | mulcld |  | 
						
							| 74 |  | 0cn |  | 
						
							| 75 | 39 | ad2antrr |  | 
						
							| 76 |  | ifcl |  | 
						
							| 77 | 74 75 76 | sylancr |  | 
						
							| 78 | 30 70 77 | subdid |  | 
						
							| 79 | 78 | sumeq2dv |  | 
						
							| 80 | 30 77 | mulcld |  | 
						
							| 81 | 18 71 80 | fsumsub |  | 
						
							| 82 | 31 34 46 | mulassd |  | 
						
							| 83 |  | ovif2 |  | 
						
							| 84 | 33 | mul01d |  | 
						
							| 85 | 84 | ifeq1d |  | 
						
							| 86 | 40 41 42 | divcan2d |  | 
						
							| 87 | 37 86 | sylan2br |  | 
						
							| 88 | 87 | ifeq2da |  | 
						
							| 89 | 85 88 | eqtrd |  | 
						
							| 90 | 83 89 | eqtrid |  | 
						
							| 91 | 90 | adantr |  | 
						
							| 92 | 91 | oveq2d |  | 
						
							| 93 | 74 39 76 | sylancr |  | 
						
							| 94 | 93 | adantr |  | 
						
							| 95 | 18 94 30 | fsummulc1 |  | 
						
							| 96 | 82 92 95 | 3eqtrrd |  | 
						
							| 97 | 96 | oveq2d |  | 
						
							| 98 | 79 81 97 | 3eqtrd |  | 
						
							| 99 | 98 | mpteq2dva |  | 
						
							| 100 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 | dchrvmasumiflem1 |  | 
						
							| 101 | 99 100 | eqeltrrd |  | 
						
							| 102 | 72 73 101 | o1dif |  | 
						
							| 103 | 51 102 | mpbird |  | 
						
							| 104 | 7 | ad2antrr |  | 
						
							| 105 |  | elfzelz |  | 
						
							| 106 | 105 | adantl |  | 
						
							| 107 | 4 1 5 2 104 106 | dchrzrhcl |  | 
						
							| 108 |  | elfznn |  | 
						
							| 109 | 108 | adantl |  | 
						
							| 110 |  | vmacl |  | 
						
							| 111 |  | nndivre |  | 
						
							| 112 | 110 111 | mpancom |  | 
						
							| 113 | 109 112 | syl |  | 
						
							| 114 | 113 | recnd |  | 
						
							| 115 | 107 114 | mulcld |  | 
						
							| 116 | 18 115 | fsumcl |  | 
						
							| 117 |  | relogcl |  | 
						
							| 118 | 117 | adantl |  | 
						
							| 119 | 118 | recnd |  | 
						
							| 120 |  | ifcl |  | 
						
							| 121 | 119 74 120 | sylancl |  | 
						
							| 122 | 116 121 | addcld |  | 
						
							| 123 | 122 | abscld |  | 
						
							| 124 | 123 | adantrr |  | 
						
							| 125 | 3 | adantr |  | 
						
							| 126 | 7 | adantr |  | 
						
							| 127 | 8 | adantr |  | 
						
							| 128 |  | simprl |  | 
						
							| 129 |  | simprr |  | 
						
							| 130 | 1 2 125 4 5 6 126 127 128 129 | dchrvmasum2if |  | 
						
							| 131 | 130 | fveq2d |  | 
						
							| 132 | 124 131 | eqled |  | 
						
							| 133 | 17 103 72 122 132 | o1le |  |