| Step | Hyp | Ref | Expression | 
						
							| 1 |  | lmodcmn |  | 
						
							| 2 |  | eqid |  | 
						
							| 3 | 2 | lmodring |  | 
						
							| 4 |  | ringsrg |  | 
						
							| 5 | 3 4 | syl |  | 
						
							| 6 |  | eqid |  | 
						
							| 7 |  | eqid |  | 
						
							| 8 |  | eqid |  | 
						
							| 9 |  | eqid |  | 
						
							| 10 |  | eqid |  | 
						
							| 11 |  | eqid |  | 
						
							| 12 |  | eqid |  | 
						
							| 13 | 6 7 8 2 9 10 11 12 | islmod |  | 
						
							| 14 | 13 | simp3bi |  | 
						
							| 15 | 14 | r19.21bi |  | 
						
							| 16 | 15 | r19.21bi |  | 
						
							| 17 | 16 | r19.21bi |  | 
						
							| 18 | 17 | r19.21bi |  | 
						
							| 19 | 18 | simpld |  | 
						
							| 20 | 18 | simprd |  | 
						
							| 21 | 20 | simpld |  | 
						
							| 22 | 20 | simprd |  | 
						
							| 23 |  | simp-4l |  | 
						
							| 24 |  | eqid |  | 
						
							| 25 |  | eqid |  | 
						
							| 26 | 6 2 8 24 25 | lmod0vs |  | 
						
							| 27 | 23 26 | sylancom |  | 
						
							| 28 | 21 22 27 | 3jca |  | 
						
							| 29 | 19 28 | jca |  | 
						
							| 30 | 29 | ralrimiva |  | 
						
							| 31 | 30 | ralrimiva |  | 
						
							| 32 | 31 | ralrimiva |  | 
						
							| 33 | 32 | ralrimiva |  | 
						
							| 34 | 6 7 8 25 2 9 10 11 12 24 | isslmd |  | 
						
							| 35 | 1 5 33 34 | syl3anbrc |  |