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Mirrors > Home > MPE Home > Th. List > eqimssi | Structured version Visualization version GIF version |
Description: Infer subclass relationship from equality. (Contributed by NM, 6-Jan-2007.) |
Ref | Expression |
---|---|
eqimssi.1 | ⊢ 𝐴 = 𝐵 |
Ref | Expression |
---|---|
eqimssi | ⊢ 𝐴 ⊆ 𝐵 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | ssid 3989 | . 2 ⊢ 𝐴 ⊆ 𝐴 | |
2 | eqimssi.1 | . 2 ⊢ 𝐴 = 𝐵 | |
3 | 1, 2 | sseqtri 4003 | 1 ⊢ 𝐴 ⊆ 𝐵 |
Colors of variables: wff setvar class |
Syntax hints: = wceq 1537 ⊆ wss 3936 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1970 ax-7 2015 ax-8 2116 ax-9 2124 ax-10 2145 ax-11 2161 ax-12 2177 ax-ext 2793 |
This theorem depends on definitions: df-bi 209 df-an 399 df-or 844 df-tru 1540 df-ex 1781 df-nf 1785 df-sb 2070 df-clab 2800 df-cleq 2814 df-clel 2893 df-in 3943 df-ss 3952 |
This theorem is referenced by: funi 6387 fpr 6916 tz7.48-2 8078 trcl 9170 zorn2lem4 9921 zmin 12345 elfzo1 13088 om2uzf1oi 13322 0trrel 14341 sumsplit 15123 isumless 15200 frlmip 20922 ust0 22828 rrxprds 23992 rrxip 23993 ovoliunnul 24108 vitalilem5 24213 logtayl 25243 nbgr2vtx1edg 27132 nbuhgr2vtx1edgb 27134 mayetes3i 29506 cycpmconjslem2 30797 eulerpartlemsv2 31616 eulerpartlemsv3 31619 eulerpartlemv 31622 eulerpartlemb 31626 poimirlem9 34916 dvasin 34993 dmcoss3 35708 disjALTVid 36000 cnvrcl0 40005 corclrcl 40072 trclrelexplem 40076 cotrcltrcl 40090 he0 40150 dvsid 40683 binomcxplemnotnn0 40708 fourierdlem62 42473 fourierdlem66 42477 |
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