| Step | Hyp | Ref | Expression | 
						
							| 1 |  | cdlemk1.b |  | 
						
							| 2 |  | cdlemk1.l |  | 
						
							| 3 |  | cdlemk1.j |  | 
						
							| 4 |  | cdlemk1.m |  | 
						
							| 5 |  | cdlemk1.a |  | 
						
							| 6 |  | cdlemk1.h |  | 
						
							| 7 |  | cdlemk1.t |  | 
						
							| 8 |  | cdlemk1.r |  | 
						
							| 9 |  | cdlemk1.s |  | 
						
							| 10 |  | cdlemk1.o |  | 
						
							| 11 |  | cdlemk1.u |  | 
						
							| 12 |  | cdlemk1.v |  | 
						
							| 13 |  | simp31 |  | 
						
							| 14 |  | simp33 |  | 
						
							| 15 | 13 14 | jca |  | 
						
							| 16 | 1 2 3 4 5 6 7 8 9 10 | cdlemk6u |  | 
						
							| 17 | 15 16 | syld3an3 |  | 
						
							| 18 |  | simp11l |  | 
						
							| 19 |  | simp11r |  | 
						
							| 20 | 18 19 | jca |  | 
						
							| 21 |  | simp23 |  | 
						
							| 22 |  | simp212 |  | 
						
							| 23 |  | simp12 |  | 
						
							| 24 |  | simp13 |  | 
						
							| 25 |  | simp211 |  | 
						
							| 26 | 23 24 25 | 3jca |  | 
						
							| 27 |  | simp331 |  | 
						
							| 28 |  | simp332 |  | 
						
							| 29 | 28 | necomd |  | 
						
							| 30 | 27 29 | jca |  | 
						
							| 31 |  | simp311 |  | 
						
							| 32 |  | simp313 |  | 
						
							| 33 |  | simp312 |  | 
						
							| 34 | 31 32 33 | 3jca |  | 
						
							| 35 |  | simp22 |  | 
						
							| 36 | 1 2 3 4 5 6 7 8 9 10 11 | cdlemkuv2 |  | 
						
							| 37 | 20 21 22 26 30 34 35 36 | syl313anc |  | 
						
							| 38 | 2 3 5 6 7 8 | trljat1 |  | 
						
							| 39 | 20 22 35 38 | syl3anc |  | 
						
							| 40 | 39 | oveq1d |  | 
						
							| 41 | 37 40 | eqtrd |  | 
						
							| 42 | 18 | hllatd |  | 
						
							| 43 |  | simp213 |  | 
						
							| 44 |  | simp333 |  | 
						
							| 45 | 44 | necomd |  | 
						
							| 46 | 27 45 | jca |  | 
						
							| 47 |  | simp32 |  | 
						
							| 48 | 31 47 33 | 3jca |  | 
						
							| 49 | 1 2 3 4 5 6 7 8 9 10 11 | cdlemkuat |  | 
						
							| 50 | 20 21 43 26 46 48 35 49 | syl313anc |  | 
						
							| 51 | 1 5 | atbase |  | 
						
							| 52 | 50 51 | syl |  | 
						
							| 53 |  | simp22l |  | 
						
							| 54 | 1 2 3 5 6 7 8 4 12 | cdlemkvcl |  | 
						
							| 55 | 18 19 24 22 43 53 54 | syl231anc |  | 
						
							| 56 | 1 3 | latjcom |  | 
						
							| 57 | 42 52 55 56 | syl3anc |  | 
						
							| 58 | 12 | a1i |  | 
						
							| 59 | 1 2 3 4 5 6 7 8 9 10 11 | cdlemkuv2 |  | 
						
							| 60 | 20 21 43 26 46 48 35 59 | syl313anc |  | 
						
							| 61 | 2 3 5 6 7 8 | trljat1 |  | 
						
							| 62 | 20 43 35 61 | syl3anc |  | 
						
							| 63 | 2 5 6 7 | ltrnat |  | 
						
							| 64 | 20 43 53 63 | syl3anc |  | 
						
							| 65 | 3 5 | hlatjcom |  | 
						
							| 66 | 18 64 53 65 | syl3anc |  | 
						
							| 67 | 62 66 | eqtr4d |  | 
						
							| 68 |  | simp1 |  | 
						
							| 69 | 25 35 21 | 3jca |  | 
						
							| 70 | 31 33 27 | 3jca |  | 
						
							| 71 | 1 2 3 4 5 6 7 8 9 10 | cdlemkoatnle |  | 
						
							| 72 | 71 | simpld |  | 
						
							| 73 | 68 69 70 72 | syl3anc |  | 
						
							| 74 | 43 24 | jca |  | 
						
							| 75 | 5 6 7 8 | trlcocnvat |  | 
						
							| 76 | 20 74 44 75 | syl3anc |  | 
						
							| 77 | 3 5 | hlatjcom |  | 
						
							| 78 | 18 73 76 77 | syl3anc |  | 
						
							| 79 | 67 78 | oveq12d |  | 
						
							| 80 | 60 79 | eqtrd |  | 
						
							| 81 | 58 80 | oveq12d |  | 
						
							| 82 | 57 81 | eqtrd |  | 
						
							| 83 | 17 41 82 | 3brtr4d |  |