| Step | Hyp | Ref | Expression | 
						
							| 1 |  | hgt750lemf.a |  | 
						
							| 2 |  | hgt750lemf.p |  | 
						
							| 3 |  | hgt750lemf.q |  | 
						
							| 4 |  | hgt750lemf.h |  | 
						
							| 5 |  | hgt750lemf.k |  | 
						
							| 6 |  | hgt750lemf.0 |  | 
						
							| 7 |  | hgt750lemf.1 |  | 
						
							| 8 |  | hgt750lemf.2 |  | 
						
							| 9 |  | hgt750lemf.3 |  | 
						
							| 10 |  | hgt750lemf.4 |  | 
						
							| 11 |  | vmaf |  | 
						
							| 12 | 11 | a1i |  | 
						
							| 13 | 12 6 | ffvelcdmd |  | 
						
							| 14 |  | rge0ssre |  | 
						
							| 15 | 4 | adantr |  | 
						
							| 16 | 15 6 | ffvelcdmd |  | 
						
							| 17 | 14 16 | sselid |  | 
						
							| 18 | 13 17 | remulcld |  | 
						
							| 19 | 12 7 | ffvelcdmd |  | 
						
							| 20 | 5 | adantr |  | 
						
							| 21 | 20 7 | ffvelcdmd |  | 
						
							| 22 | 14 21 | sselid |  | 
						
							| 23 | 19 22 | remulcld |  | 
						
							| 24 | 12 8 | ffvelcdmd |  | 
						
							| 25 | 20 8 | ffvelcdmd |  | 
						
							| 26 | 14 25 | sselid |  | 
						
							| 27 | 24 26 | remulcld |  | 
						
							| 28 | 23 27 | remulcld |  | 
						
							| 29 | 18 28 | remulcld |  | 
						
							| 30 | 2 | resqcld |  | 
						
							| 31 | 30 3 | remulcld |  | 
						
							| 32 | 31 | adantr |  | 
						
							| 33 | 19 24 | remulcld |  | 
						
							| 34 | 13 33 | remulcld |  | 
						
							| 35 | 32 34 | remulcld |  | 
						
							| 36 | 13 | recnd |  | 
						
							| 37 | 33 | recnd |  | 
						
							| 38 | 17 | recnd |  | 
						
							| 39 | 22 26 | remulcld |  | 
						
							| 40 | 39 | recnd |  | 
						
							| 41 | 36 37 38 40 | mul4d |  | 
						
							| 42 | 36 37 | mulcld |  | 
						
							| 43 | 38 40 | mulcld |  | 
						
							| 44 | 42 43 | mulcomd |  | 
						
							| 45 | 19 | recnd |  | 
						
							| 46 | 24 | recnd |  | 
						
							| 47 | 22 | recnd |  | 
						
							| 48 | 26 | recnd |  | 
						
							| 49 | 45 46 47 48 | mul4d |  | 
						
							| 50 | 49 | oveq2d |  | 
						
							| 51 | 41 44 50 | 3eqtr3d |  | 
						
							| 52 | 17 39 | remulcld |  | 
						
							| 53 |  | vmage0 |  | 
						
							| 54 | 6 53 | syl |  | 
						
							| 55 |  | vmage0 |  | 
						
							| 56 | 7 55 | syl |  | 
						
							| 57 |  | vmage0 |  | 
						
							| 58 | 8 57 | syl |  | 
						
							| 59 | 19 24 56 58 | mulge0d |  | 
						
							| 60 | 13 33 54 59 | mulge0d |  | 
						
							| 61 | 3 | adantr |  | 
						
							| 62 | 2 2 | remulcld |  | 
						
							| 63 | 62 | adantr |  | 
						
							| 64 |  | 0xr |  | 
						
							| 65 | 64 | a1i |  | 
						
							| 66 |  | pnfxr |  | 
						
							| 67 | 66 | a1i |  | 
						
							| 68 |  | icogelb |  | 
						
							| 69 | 65 67 16 68 | syl3anc |  | 
						
							| 70 |  | icogelb |  | 
						
							| 71 | 65 67 21 70 | syl3anc |  | 
						
							| 72 |  | icogelb |  | 
						
							| 73 | 65 67 25 72 | syl3anc |  | 
						
							| 74 | 22 26 71 73 | mulge0d |  | 
						
							| 75 |  | fveq2 |  | 
						
							| 76 | 75 | breq1d |  | 
						
							| 77 | 10 | ralrimiva |  | 
						
							| 78 | 77 | adantr |  | 
						
							| 79 | 76 78 6 | rspcdva |  | 
						
							| 80 | 2 | adantr |  | 
						
							| 81 |  | fveq2 |  | 
						
							| 82 | 81 | breq1d |  | 
						
							| 83 | 9 | ralrimiva |  | 
						
							| 84 | 83 | adantr |  | 
						
							| 85 | 82 84 7 | rspcdva |  | 
						
							| 86 |  | fveq2 |  | 
						
							| 87 | 86 | breq1d |  | 
						
							| 88 | 87 84 8 | rspcdva |  | 
						
							| 89 | 22 80 26 80 71 73 85 88 | lemul12ad |  | 
						
							| 90 | 17 61 39 63 69 74 79 89 | lemul12ad |  | 
						
							| 91 | 30 | recnd |  | 
						
							| 92 | 3 | recnd |  | 
						
							| 93 | 91 92 | mulcomd |  | 
						
							| 94 | 2 | recnd |  | 
						
							| 95 | 94 | sqvald |  | 
						
							| 96 | 95 | oveq2d |  | 
						
							| 97 | 93 96 | eqtrd |  | 
						
							| 98 | 97 | adantr |  | 
						
							| 99 | 90 98 | breqtrrd |  | 
						
							| 100 | 52 32 34 60 99 | lemul1ad |  | 
						
							| 101 | 51 100 | eqbrtrrd |  | 
						
							| 102 | 1 29 35 101 | fsumle |  | 
						
							| 103 | 31 | recnd |  | 
						
							| 104 | 34 | recnd |  | 
						
							| 105 | 1 103 104 | fsummulc2 |  | 
						
							| 106 | 102 105 | breqtrrd |  |