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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 3587 | . 2 ⊢ 𝐴 ⊆ 𝐴 | |
2 | eqimssi.1 | . 2 ⊢ 𝐴 = 𝐵 | |
3 | 1, 2 | sseqtri 3600 | 1 ⊢ 𝐴 ⊆ 𝐵 |
Colors of variables: wff setvar class |
Syntax hints: = wceq 1475 ⊆ wss 3540 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1713 ax-4 1728 ax-5 1827 ax-6 1875 ax-7 1922 ax-10 2006 ax-11 2021 ax-12 2034 ax-13 2234 ax-ext 2590 |
This theorem depends on definitions: df-bi 196 df-or 384 df-an 385 df-tru 1478 df-ex 1696 df-nf 1701 df-sb 1868 df-clab 2597 df-cleq 2603 df-clel 2606 df-in 3547 df-ss 3554 |
This theorem is referenced by: funi 5834 fpr 6326 tz7.48-2 7424 trcl 8487 zorn2lem4 9204 zmin 11660 elfzo1 12385 om2uzf1oi 12614 0trrel 13568 sumsplit 14341 isumless 14416 frlmip 19936 ust0 21833 rrxprds 22985 rrxip 22986 ovoliunnul 23082 vitalilem5 23187 logtayl 24206 mayetes3i 27972 eulerpartlemsv2 29747 eulerpartlemsv3 29750 eulerpartlemv 29753 eulerpartlemb 29757 poimirlem9 32588 dvasin 32666 cnvrcl0 36951 corclrcl 37018 trclrelexplem 37022 cotrcltrcl 37036 he0 37098 idhe 37101 dvsid 37552 binomcxplemnotnn0 37577 fourierdlem62 39061 fourierdlem66 39065 nbgr2vtx1edg 40572 nbuhgr2vtx1edgb 40574 |
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