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| Mirrors > Home > ILE Home > Th. List > sstri | Unicode version | ||
| Description: Subclass transitivity inference. (Contributed by NM, 5-May-2000.) |
| Ref | Expression |
|---|---|
| sstri.1 |
|
| sstri.2 |
|
| Ref | Expression |
|---|---|
| sstri |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | sstri.1 |
. 2
| |
| 2 | sstri.2 |
. 2
| |
| 3 | sstr2 3255 |
. 2
| |
| 4 | 1, 2, 3 | mp2 16 |
1
|
| Colors of variables: wff set class |
| This proof depends on syntax axioms:
|
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-5 1500 ax-7 1501 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-8 1557 ax-11 1559 ax-4 1563 ax-17 1579 ax-i9 1583 ax-ial 1587 ax-i5r 1588 ax-ext 2220 |
| This proof depends on definitions: df-bi 117 df-nf 1514 df-sb 1816 df-clab 2225 df-cleq 2231 df-clel 2234 df-in 3226 df-ss 3233 |
| This theorem is used by: difdif2ss 3488 difdifdirss 3612 snsstp1 3865 snsstp2 3866 elopabran 4428 nnregexmid 4770 dmexg 5048 rnexg 5049 ssrnres 5233 cossxp 5313 cocnvss 5316 funinsn 5433 fabexg 5582 foimacnv 5660 ssimaex 5767 oprabss 6177 tposssxp 6525 mapsspw 6970 sbthlemi5 7285 sbthlem7 7287 caserel 7433 dmaddpi 7698 dmmulpi 7699 ltrelxr 8392 nnsscn 9318 nn0sscn 9579 nn0ssq 10043 nnssq 10044 qsscn 10046 fzval2 10430 fzossnn 10618 fzo0ssnn0 10649 infssuzcldc 10684 expcl2lemap 11008 rpexpcl 11015 expge0 11032 expge1 11033 seq3coll 11315 summodclem2a 12172 fsum3cvg3 12187 fsumrpcl 12195 fsumge0 12250 prodmodclem2a 12367 fprodrpcl 12402 fprodge0 12428 fprodge1 12430 nninfctlemfo 12841 isprm3 12920 eulerthlemrprm 13035 eulerthlema 13036 eulerthlemh 13037 eulerthlemth 13038 pcprecl 13096 pcprendvds 13097 pcpremul 13100 4sqlem11 13208 ballotfilemfc0 13289 ballotfilemfcc 13290 ballotfilemiex 13301 ballotfilemsima 13316 structfn 13428 strleun 13516 prdsvallem 13679 prdsval 14279 prdssca 14281 prdsbas 14282 prdsplusg 14283 prdsmulr 14284 cnfldbas 15005 mpocnfldadd 15006 mpocnfldmul 15008 cnfldcj 15010 cnfldtset 15011 cnfldle 15012 cnfldds 15013 asplss 15124 aspsubrg 15126 psrplusgg 15191 psrmulrg 15195 toponsspwpwg 15265 dmtopon 15266 lmbrf 15458 lmres 15491 txcnmpt 15516 qtopbas 15765 tgqioo 15798 dvrecap 15956 cosz12 16024 ioocosf1o 16099 efnnfsumcl 16256 efchtqdvds 16282 mpodvdsmulf1o 16301 fsumdvdsmul 16302 lgsfcl2 16347 2sqlem6 16461 2sqlem8 16464 2sqlem9 16465 trlsex 16850 eupthsg 16908 |
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