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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 3991 | . 2 ⊢ 𝐴 ⊆ 𝐴 | |
2 | eqimssi.1 | . 2 ⊢ 𝐴 = 𝐵 | |
3 | 1, 2 | sseqtri 4005 | 1 ⊢ 𝐴 ⊆ 𝐵 |
Colors of variables: wff setvar class |
Syntax hints: = wceq 1537 ⊆ wss 3938 |
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 2795 |
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 2802 df-cleq 2816 df-clel 2895 df-in 3945 df-ss 3954 |
This theorem is referenced by: funi 6389 fpr 6918 tz7.48-2 8080 trcl 9172 zorn2lem4 9923 zmin 12347 elfzo1 13090 om2uzf1oi 13324 0trrel 14343 sumsplit 15125 isumless 15202 frlmip 20924 ust0 22830 rrxprds 23994 rrxip 23995 ovoliunnul 24110 vitalilem5 24215 logtayl 25245 nbgr2vtx1edg 27134 nbuhgr2vtx1edgb 27136 mayetes3i 29508 cycpmconjslem2 30799 eulerpartlemsv2 31618 eulerpartlemsv3 31621 eulerpartlemv 31624 eulerpartlemb 31628 poimirlem9 34903 dvasin 34980 dmcoss3 35695 disjALTVid 35987 cnvrcl0 39992 corclrcl 40059 trclrelexplem 40063 cotrcltrcl 40077 he0 40137 dvsid 40670 binomcxplemnotnn0 40695 fourierdlem62 42460 fourierdlem66 42464 |
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