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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 |
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sstri.2 |
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Ref | Expression |
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sstri |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | sstri.1 |
. 2
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2 | sstri.2 |
. 2
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3 | sstr2 3032 |
. 2
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4 | 1, 2, 3 | mp2 16 |
1
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Colors of variables: wff set class |
Syntax hints: ![]() |
This theorem was proved from axioms: ax-1 5 ax-2 6 ax-mp 7 ax-ia1 104 ax-ia2 105 ax-ia3 106 ax-5 1381 ax-7 1382 ax-gen 1383 ax-ie1 1427 ax-ie2 1428 ax-8 1440 ax-11 1442 ax-4 1445 ax-17 1464 ax-i9 1468 ax-ial 1472 ax-i5r 1473 ax-ext 2070 |
This theorem depends on definitions: df-bi 115 df-nf 1395 df-sb 1693 df-clab 2075 df-cleq 2081 df-clel 2084 df-in 3005 df-ss 3012 |
This theorem is referenced by: difdif2ss 3256 difdifdirss 3367 snsstp1 3587 snsstp2 3588 nnregexmid 4434 dmexg 4697 rnexg 4698 ssrnres 4873 cossxp 4953 cocnvss 4956 funinsn 5063 fabexg 5198 foimacnv 5271 ssimaex 5365 oprabss 5734 tposssxp 6014 mapsspw 6439 sbthlemi5 6668 sbthlem7 6670 djuin 6754 caserel 6776 dmaddpi 6882 dmmulpi 6883 ltrelxr 7545 nnsscn 8425 nn0sscn 8676 nn0ssq 9111 nnssq 9112 qsscn 9114 fzval2 9425 fzossnn 9596 fzo0ssnn0 9622 expcl2lemap 9963 rpexpcl 9970 expge0 9987 expge1 9988 iseqcoll 10243 isummolem2a 10767 fsum3cvg3 10785 fsumrpcl 10794 fsumge0 10849 infssuzcldc 11221 isprm3 11374 structfn 11509 toponsspwpwg 11573 dmtopon 11574 |
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