| Step | Hyp | Ref | Expression | 
						
							| 1 |  | tsmscls.b |  | 
						
							| 2 |  | tsmscls.j |  | 
						
							| 3 |  | tsmscls.1 |  | 
						
							| 4 |  | tsmscls.2 |  | 
						
							| 5 |  | tsmscls.a |  | 
						
							| 6 |  | tsmscls.f |  | 
						
							| 7 |  | tsmscls.x |  | 
						
							| 8 |  | eqid |  | 
						
							| 9 |  | eqid |  | 
						
							| 10 | 1 2 8 9 4 5 6 | tsmsval |  | 
						
							| 11 | 1 2 | istps |  | 
						
							| 12 | 4 11 | sylib |  | 
						
							| 13 |  | eqid |  | 
						
							| 14 | 8 13 9 5 | tsmsfbas |  | 
						
							| 15 |  | fgcl |  | 
						
							| 16 | 14 15 | syl |  | 
						
							| 17 | 1 8 3 5 6 | tsmslem1 |  | 
						
							| 18 | 17 | fmpttd |  | 
						
							| 19 |  | flfval |  | 
						
							| 20 | 12 16 18 19 | syl3anc |  | 
						
							| 21 | 10 20 | eqtrd |  | 
						
							| 22 | 7 21 | eleqtrd |  | 
						
							| 23 |  | flimsncls |  | 
						
							| 24 | 22 23 | syl |  | 
						
							| 25 | 24 21 | sseqtrrd |  |