| Step | Hyp | Ref | Expression | 
						
							| 1 |  | nosupbnd1.1 |  | 
						
							| 2 | 1 | nosupno |  | 
						
							| 3 | 2 | 3ad2ant2 |  | 
						
							| 4 | 3 | adantl |  | 
						
							| 5 |  | nodmord |  | 
						
							| 6 |  | ordirr |  | 
						
							| 7 | 4 5 6 | 3syl |  | 
						
							| 8 |  | simpr3l |  | 
						
							| 9 | 8 | adantr |  | 
						
							| 10 |  | ndmfv |  | 
						
							| 11 |  | 1oex |  | 
						
							| 12 | 11 | prid1 |  | 
						
							| 13 | 12 | nosgnn0i |  | 
						
							| 14 |  | neeq1 |  | 
						
							| 15 | 13 14 | mpbiri |  | 
						
							| 16 | 15 | neneqd |  | 
						
							| 17 | 10 16 | syl |  | 
						
							| 18 | 17 | con4i |  | 
						
							| 19 | 18 | adantl |  | 
						
							| 20 |  | simp2l |  | 
						
							| 21 |  | simp3l |  | 
						
							| 22 | 20 21 | sseldd |  | 
						
							| 23 | 22 | adantr |  | 
						
							| 24 | 23 | adantr |  | 
						
							| 25 |  | nofun |  | 
						
							| 26 | 24 25 | syl |  | 
						
							| 27 |  | simpl2l |  | 
						
							| 28 |  | simpll |  | 
						
							| 29 |  | ssel2 |  | 
						
							| 30 | 27 28 29 | syl2an |  | 
						
							| 31 |  | nofun |  | 
						
							| 32 | 30 31 | syl |  | 
						
							| 33 |  | simpl3r |  | 
						
							| 34 | 33 | adantr |  | 
						
							| 35 |  | simpll1 |  | 
						
							| 36 |  | simpll2 |  | 
						
							| 37 |  | simpll3 |  | 
						
							| 38 |  | simprl |  | 
						
							| 39 | 1 | nosupbnd1lem2 |  | 
						
							| 40 | 35 36 37 38 39 | syl112anc |  | 
						
							| 41 | 34 40 | eqtr4d |  | 
						
							| 42 | 18 | adantl |  | 
						
							| 43 | 42 | adantr |  | 
						
							| 44 |  | ndmfv |  | 
						
							| 45 |  | neeq1 |  | 
						
							| 46 | 13 45 | mpbiri |  | 
						
							| 47 | 46 | neneqd |  | 
						
							| 48 | 44 47 | syl |  | 
						
							| 49 | 48 | con4i |  | 
						
							| 50 | 49 | adantl |  | 
						
							| 51 | 50 | adantl |  | 
						
							| 52 |  | simplr |  | 
						
							| 53 |  | simprr |  | 
						
							| 54 | 52 53 | eqtr4d |  | 
						
							| 55 |  | eqfunressuc |  | 
						
							| 56 | 26 32 41 43 51 54 55 | syl213anc |  | 
						
							| 57 | 56 | expr |  | 
						
							| 58 | 57 | expr |  | 
						
							| 59 | 58 | a2d |  | 
						
							| 60 | 59 | ralimdva |  | 
						
							| 61 | 60 | impcom |  | 
						
							| 62 | 61 | anassrs |  | 
						
							| 63 |  | dmeq |  | 
						
							| 64 | 63 | eleq2d |  | 
						
							| 65 |  | breq2 |  | 
						
							| 66 | 65 | notbid |  | 
						
							| 67 |  | reseq1 |  | 
						
							| 68 | 67 | eqeq1d |  | 
						
							| 69 | 66 68 | imbi12d |  | 
						
							| 70 | 69 | ralbidv |  | 
						
							| 71 | 64 70 | anbi12d |  | 
						
							| 72 | 71 | rspcev |  | 
						
							| 73 | 9 19 62 72 | syl12anc |  | 
						
							| 74 |  | simplr1 |  | 
						
							| 75 | 1 | nosupdm |  | 
						
							| 76 | 75 | eleq2d |  | 
						
							| 77 | 74 76 | syl |  | 
						
							| 78 | 4 | adantr |  | 
						
							| 79 |  | nodmon |  | 
						
							| 80 |  | eleq1 |  | 
						
							| 81 |  | suceq |  | 
						
							| 82 | 81 | reseq2d |  | 
						
							| 83 | 81 | reseq2d |  | 
						
							| 84 | 82 83 | eqeq12d |  | 
						
							| 85 | 84 | imbi2d |  | 
						
							| 86 | 85 | ralbidv |  | 
						
							| 87 | 80 86 | anbi12d |  | 
						
							| 88 | 87 | rexbidv |  | 
						
							| 89 | 88 | elabg |  | 
						
							| 90 | 78 79 89 | 3syl |  | 
						
							| 91 | 77 90 | bitrd |  | 
						
							| 92 | 73 91 | mpbird |  | 
						
							| 93 | 7 92 | mtand |  | 
						
							| 94 | 93 | neqned |  | 
						
							| 95 |  | rexanali |  | 
						
							| 96 |  | simpl |  | 
						
							| 97 | 20 96 29 | syl2an |  | 
						
							| 98 |  | nofv |  | 
						
							| 99 | 97 98 | syl |  | 
						
							| 100 |  | 3orel2 |  | 
						
							| 101 | 99 100 | syl5com |  | 
						
							| 102 | 101 | imdistanda |  | 
						
							| 103 |  | simpl1 |  | 
						
							| 104 |  | simpl2 |  | 
						
							| 105 |  | simprl |  | 
						
							| 106 |  | simpl3 |  | 
						
							| 107 |  | simpr |  | 
						
							| 108 | 103 104 106 107 39 | syl112anc |  | 
						
							| 109 | 1 | nosupbnd1lem4 |  | 
						
							| 110 | 103 104 105 108 109 | syl112anc |  | 
						
							| 111 | 110 | neneqd |  | 
						
							| 112 | 111 | pm2.21d |  | 
						
							| 113 | 1 | nosupbnd1lem3 |  | 
						
							| 114 | 103 104 105 108 113 | syl112anc |  | 
						
							| 115 | 114 | neneqd |  | 
						
							| 116 | 115 | pm2.21d |  | 
						
							| 117 | 112 116 | jaod |  | 
						
							| 118 | 117 | expimpd |  | 
						
							| 119 | 102 118 | syldc |  | 
						
							| 120 | 119 | anasss |  | 
						
							| 121 | 120 | rexlimiva |  | 
						
							| 122 | 121 | imp |  | 
						
							| 123 | 95 122 | sylanbr |  | 
						
							| 124 | 94 123 | pm2.61ian |  |