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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 2771 | . 2 ⊢ (𝜑 → 𝐴 = 𝐵) |
| 3 | eqeltrrdi.2 | . 2 ⊢ 𝐵 ∈ 𝐶 | |
| 4 | 2, 3 | eqeltrdi 2873 | 1 ⊢ (𝜑 → 𝐴 ∈ 𝐶) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 = wceq 1570 ∈ wcel 2146 |
| 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 1943 ax-6 2000 ax-7 2041 ax-8 2148 ax-9 2156 ax-ext 2737 |
| This proof depends on definitions: df-bi 210 df-an 402 df-ex 1813 df-cleq 2757 df-clel 2840 |
| This theorem is used by: axrep6g 5253 snexgALT 5414 wemoiso2 7977 releldm2 8046 mapprc 8834 mapfoss 8855 ixpprc 8923 bren 8959 brdomg 8961 domssex 9133 mapen 9136 ssenen 9146 fodomfib 9295 fi0 9387 dffi3 9398 brwdom 9536 brwdomn0 9538 unxpwdom2 9557 ixpiunwdom 9559 tcmin 9715 rankonid 9808 rankr1id 9841 cardf2 9945 cardid2 9955 carduni 9983 fseqen 10027 acndom 10051 acndom2 10054 alephnbtwn 10071 cardcf 10250 cfeq0 10255 cflim2 10262 coftr 10272 infpssr 10307 hsmexlem5 10429 axdc3lem4 10452 fodomb 10525 ondomon 10564 gruina 10820 ioof 13492 hashbc 14510 trclun 15077 zsum 15794 fsum 15796 fprod 16020 eqgen 19295 symgfisg 19584 dvdsr 20492 asplss 22075 aspsubrg 22077 psrval 22117 clsf 23257 restco 23373 subbascn 23463 is2ndc 23655 ptbasin2 23788 ptbas 23789 indishmph 24008 ufldom 24172 cnextfres1 24278 ussid 24470 icopnfcld 24977 cnrehmeo 25165 csscld 25461 clsocv 25462 itg2gt0 25972 dvmptadd 26172 dvmptmul 26173 dvmptco 26184 logcn 26865 selberglem1 27762 noseq0 28536 hmopidmchi 32576 evl1deg2 33933 sigagensiga 34598 dya2iocbrsiga 34732 dya2icobrsiga 34733 logdivsqrle 35104 fnessref 36927 dfttc2g 37076 bj-snexg 37729 bj-unexg 37733 unirep 38425 indexdom 38445 dicfnN 42017 pwslnmlem0 43878 mendval 43966 orbitinit 45725 icof 45995 dvsubf 46688 dvdivf 46696 itgsinexplem1 46728 stirlinglem7 46854 fourierdlem73 46953 fouriersw 47005 ovolval4lem1 47423 lamberte 47685 i0oii 49757 io1ii 49758 2arwcatlem4 50435 2arwcat 50437 |
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