| Step | Hyp | Ref | Expression | 
						
							| 1 |  | lcd0v.h |  | 
						
							| 2 |  | lcd0v.u |  | 
						
							| 3 |  | lcd0v.v |  | 
						
							| 4 |  | lcd0v.r |  | 
						
							| 5 |  | lcd0v.z |  | 
						
							| 6 |  | lcd0v.c |  | 
						
							| 7 |  | lcd0v.o |  | 
						
							| 8 |  | lcd0v.k |  | 
						
							| 9 |  | eqid |  | 
						
							| 10 |  | eqid |  | 
						
							| 11 |  | eqid |  | 
						
							| 12 |  | eqid |  | 
						
							| 13 | 1 9 6 2 10 11 12 8 | lcdval |  | 
						
							| 14 | 13 | fveq2d |  | 
						
							| 15 | 7 14 | eqtrid |  | 
						
							| 16 | 1 2 8 | dvhlmod |  | 
						
							| 17 | 12 16 | lduallmod |  | 
						
							| 18 |  | eqid |  | 
						
							| 19 |  | eqid |  | 
						
							| 20 | 1 2 9 10 11 12 18 19 8 | lclkr |  | 
						
							| 21 |  | eqid |  | 
						
							| 22 |  | eqid |  | 
						
							| 23 |  | eqid |  | 
						
							| 24 | 21 22 23 18 | lss0v |  | 
						
							| 25 | 17 20 24 | syl2anc |  | 
						
							| 26 | 3 4 5 12 22 16 | ldual0v |  | 
						
							| 27 | 15 25 26 | 3eqtrd |  |