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| Mirrors > Home > MPE Home > Th. List > eqeltrrdi | Structured version Visualization version GIF version | ||
| Description: A membership and equality inference. (Contributed by NM, 4-Jan-2006.) |
| Ref | Expression |
|---|---|
| eqeltrrdi.1 | ⊢ (𝜑 → 𝐵 = 𝐴) |
| eqeltrrdi.2 | ⊢ 𝐵 ∈ 𝐶 |
| Ref | Expression |
|---|---|
| eqeltrrdi | ⊢ (𝜑 → 𝐴 ∈ 𝐶) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eqeltrrdi.1 | . . 3 ⊢ (𝜑 → 𝐵 = 𝐴) | |
| 2 | 1 | eqcomd 2769 | . 2 ⊢ (𝜑 → 𝐴 = 𝐵) |
| 3 | eqeltrrdi.2 | . 2 ⊢ 𝐵 ∈ 𝐶 | |
| 4 | 2, 3 | eqeltrdi 2872 | 1 ⊢ (𝜑 → 𝐴 ∈ 𝐶) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 = wceq 1570 ∈ wcel 2147 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1945 ax-6 2002 ax-7 2043 ax-8 2149 ax-9 2157 ax-ext 2735 |
| This proof depends on definitions: df-bi 210 df-an 402 df-ex 1813 df-cleq 2755 df-clel 2839 |
| This theorem is used by: axrep6g 5249 snexgALT 5406 wemoiso2 8020 releldm2 8088 mapprc 8889 mapfoss 8912 ixpprc 8985 bren 9021 brdomg 9023 domssex 9195 mapen 9198 ssenen 9208 fodomfib 9358 fi0 9449 dffi3 9460 brwdom 9598 brwdomn0 9600 unxpwdom2 9619 ixpiunwdom 9621 tcmin 9777 rankonid 9876 rankr1id 9915 cardf2 10061 cardid2 10071 carduni 10101 fseqen 10145 acndom 10169 acndom2 10172 alephnbtwn 10189 cardcf 10368 cfeq0 10373 cflim2 10380 coftr 10390 infpssr 10425 hsmexlem5 10547 axdc3lem4 10570 fodomb 10644 ondomon 10686 gruina 10942 ioof 13618 hashbc 14639 trclun 15210 zsum 15928 fsum 15930 fprod 16152 eqgen 19443 symgfisg 19733 dvdsr 20643 asplss 22236 aspsubrg 22238 psrval 22278 clsf 23421 restco 23537 subbascn 23627 is2ndc 23819 ptbasin2 23952 ptbas 23953 indishmph 24172 ufldom 24336 cnextfres1 24442 ussid 24634 icopnfcld 25141 cnrehmeo 25329 csscld 25625 clsocv 25626 itg2gt0 26136 dvmptadd 26335 dvmptmul 26336 dvmptco 26347 logcn 27032 selberglem1 27929 noseq0 28733 hmopidmchi 32810 evl1deg2 34212 sigagensiga 34885 dya2iocbrsiga 35018 dya2icobrsiga 35019 logdivsqrle 35390 fnessref 37360 dfttc2g 37509 bj-snexg 38162 bj-unexg 38166 unirep 38916 indexdom 38936 dicfnN 42506 pwslnmlem0 44359 mendval 44442 orbitinit 46210 icof 46505 dvsubf 47197 dvdivf 47205 itgsinexplem1 47237 stirlinglem7 47363 fourierdlem73 47462 fouriersw 47514 ovolval4lem1 47932 lamberte 48211 i0oii 50365 io1ii 50366 2arwcatlem4 51067 2arwcat 51069 |
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