| Step | Hyp | Ref | Expression | 
						
							| 1 |  | hdmapval.h |  | 
						
							| 2 |  | hdmapfval.e |  | 
						
							| 3 |  | hdmapfval.u |  | 
						
							| 4 |  | hdmapfval.v |  | 
						
							| 5 |  | hdmapfval.n |  | 
						
							| 6 |  | hdmapfval.c |  | 
						
							| 7 |  | hdmapfval.d |  | 
						
							| 8 |  | hdmapfval.j |  | 
						
							| 9 |  | hdmapfval.i |  | 
						
							| 10 |  | hdmapfval.s |  | 
						
							| 11 |  | hdmapfval.k |  | 
						
							| 12 | 1 | hdmapffval |  | 
						
							| 13 | 12 | fveq1d |  | 
						
							| 14 | 10 13 | eqtrid |  | 
						
							| 15 |  | fveq2 |  | 
						
							| 16 | 15 | reseq2d |  | 
						
							| 17 | 16 | opeq2d |  | 
						
							| 18 |  | fveq2 |  | 
						
							| 19 |  | fveq2 |  | 
						
							| 20 |  | 2fveq3 |  | 
						
							| 21 |  | fveq2 |  | 
						
							| 22 | 21 | fveq1d |  | 
						
							| 23 | 22 | oteq2d |  | 
						
							| 24 | 23 | fveq2d |  | 
						
							| 25 | 24 | oteq2d |  | 
						
							| 26 | 25 | fveq2d |  | 
						
							| 27 | 26 | eqeq2d |  | 
						
							| 28 | 27 | imbi2d |  | 
						
							| 29 | 28 | ralbidv |  | 
						
							| 30 | 20 29 | riotaeqbidv |  | 
						
							| 31 | 30 | mpteq2dv |  | 
						
							| 32 | 31 | eleq2d |  | 
						
							| 33 | 19 32 | sbceqbid |  | 
						
							| 34 | 33 | sbcbidv |  | 
						
							| 35 | 18 34 | sbceqbid |  | 
						
							| 36 | 17 35 | sbceqbid |  | 
						
							| 37 |  | opex |  | 
						
							| 38 |  | fvex |  | 
						
							| 39 |  | fvex |  | 
						
							| 40 |  | simp1 |  | 
						
							| 41 | 40 2 | eqtr4di |  | 
						
							| 42 |  | simp2 |  | 
						
							| 43 | 42 3 | eqtr4di |  | 
						
							| 44 |  | simp3 |  | 
						
							| 45 | 43 | fveq2d |  | 
						
							| 46 | 44 45 | eqtrd |  | 
						
							| 47 | 46 4 | eqtr4di |  | 
						
							| 48 |  | fvex |  | 
						
							| 49 |  | id |  | 
						
							| 50 | 49 9 | eqtr4di |  | 
						
							| 51 |  | fveq1 |  | 
						
							| 52 |  | fveq1 |  | 
						
							| 53 | 52 | oteq2d |  | 
						
							| 54 | 53 | fveq2d |  | 
						
							| 55 | 51 54 | eqtrd |  | 
						
							| 56 | 55 | eqeq2d |  | 
						
							| 57 | 56 | imbi2d |  | 
						
							| 58 | 57 | ralbidv |  | 
						
							| 59 | 58 | riotabidv |  | 
						
							| 60 | 59 | mpteq2dv |  | 
						
							| 61 | 60 | eleq2d |  | 
						
							| 62 | 50 61 | syl |  | 
						
							| 63 | 48 62 | sbcie |  | 
						
							| 64 |  | simp3 |  | 
						
							| 65 | 6 | fveq2i |  | 
						
							| 66 | 7 65 | eqtr2i |  | 
						
							| 67 | 66 | a1i |  | 
						
							| 68 |  | simp2 |  | 
						
							| 69 | 68 | fveq2d |  | 
						
							| 70 | 69 5 | eqtr4di |  | 
						
							| 71 |  | simp1 |  | 
						
							| 72 | 71 | sneqd |  | 
						
							| 73 | 70 72 | fveq12d |  | 
						
							| 74 | 70 | fveq1d |  | 
						
							| 75 | 73 74 | uneq12d |  | 
						
							| 76 | 75 | eleq2d |  | 
						
							| 77 | 76 | notbid |  | 
						
							| 78 | 71 | oteq1d |  | 
						
							| 79 | 71 | fveq2d |  | 
						
							| 80 | 8 | fveq1i |  | 
						
							| 81 | 79 80 | eqtr4di |  | 
						
							| 82 | 81 | oteq2d |  | 
						
							| 83 | 78 82 | eqtrd |  | 
						
							| 84 | 83 | fveq2d |  | 
						
							| 85 | 84 | oteq2d |  | 
						
							| 86 | 85 | fveq2d |  | 
						
							| 87 | 86 | eqeq2d |  | 
						
							| 88 | 77 87 | imbi12d |  | 
						
							| 89 | 64 88 | raleqbidv |  | 
						
							| 90 | 67 89 | riotaeqbidv |  | 
						
							| 91 | 64 90 | mpteq12dv |  | 
						
							| 92 | 91 | eleq2d |  | 
						
							| 93 | 63 92 | bitrid |  | 
						
							| 94 | 41 43 47 93 | syl3anc |  | 
						
							| 95 | 37 38 39 94 | sbc3ie |  | 
						
							| 96 | 36 95 | bitrdi |  | 
						
							| 97 | 96 | eqabcdv |  | 
						
							| 98 |  | eqid |  | 
						
							| 99 | 97 98 4 | mptfvmpt |  | 
						
							| 100 | 14 99 | sylan9eq |  | 
						
							| 101 | 11 100 | syl |  |