| Step | Hyp | Ref | Expression | 
						
							| 1 |  | iscgra.p |  | 
						
							| 2 |  | iscgra.i |  | 
						
							| 3 |  | iscgra.k |  | 
						
							| 4 |  | iscgra.g |  | 
						
							| 5 |  | iscgra.a |  | 
						
							| 6 |  | iscgra.b |  | 
						
							| 7 |  | iscgra.c |  | 
						
							| 8 |  | iscgra.d |  | 
						
							| 9 |  | iscgra.e |  | 
						
							| 10 |  | iscgra.f |  | 
						
							| 11 |  | cgrahl1.2 |  | 
						
							| 12 |  | cgrahl1.x |  | 
						
							| 13 |  | cgrahl1.1 |  | 
						
							| 14 | 4 | ad3antrrr |  | 
						
							| 15 | 5 | ad3antrrr |  | 
						
							| 16 | 6 | ad3antrrr |  | 
						
							| 17 | 7 | ad3antrrr |  | 
						
							| 18 | 12 | ad3antrrr |  | 
						
							| 19 | 9 | ad3antrrr |  | 
						
							| 20 | 10 | ad3antrrr |  | 
						
							| 21 |  | simpllr |  | 
						
							| 22 |  | simplr |  | 
						
							| 23 |  | simpr1 |  | 
						
							| 24 | 8 | ad3antrrr |  | 
						
							| 25 |  | simpr2 |  | 
						
							| 26 | 13 | ad3antrrr |  | 
						
							| 27 | 1 2 3 18 24 19 14 26 | hlcomd |  | 
						
							| 28 | 1 2 3 21 24 18 14 19 25 27 | hltr |  | 
						
							| 29 |  | simpr3 |  | 
						
							| 30 | 1 2 3 14 15 16 17 18 19 20 21 22 23 28 29 | iscgrad |  | 
						
							| 31 | 1 2 3 4 5 6 7 8 9 10 | iscgra |  | 
						
							| 32 | 11 31 | mpbid |  | 
						
							| 33 | 30 32 | r19.29vva |  |