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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 2766 | . 2 ⊢ (𝜑 → 𝐴 = 𝐵) |
| 3 | eqeltrrdi.2 | . 2 ⊢ 𝐵 ∈ 𝐶 | |
| 4 | 2, 3 | eqeltrdi 2868 | 1 ⊢ (𝜑 → 𝐴 ∈ 𝐶) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 = wceq 1570 ∈ wcel 2145 |
| 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 2147 ax-9 2155 ax-ext 2732 |
| This proof depends on definitions: df-bi 210 df-an 402 df-ex 1813 df-cleq 2752 df-clel 2835 |
| This theorem is used by: axrep6g 5245 snexgALT 5406 wemoiso2 7972 releldm2 8041 mapprc 8833 mapfoss 8856 ixpprc 8929 bren 8965 brdomg 8967 domssex 9139 mapen 9142 ssenen 9152 fodomfib 9301 fi0 9393 dffi3 9404 brwdom 9542 brwdomn0 9544 unxpwdom2 9563 ixpiunwdom 9565 tcmin 9721 rankonid 9814 rankr1id 9847 cardf2 9951 cardid2 9961 carduni 9989 fseqen 10033 acndom 10057 acndom2 10060 alephnbtwn 10077 cardcf 10256 cfeq0 10261 cflim2 10268 coftr 10278 infpssr 10313 hsmexlem5 10435 axdc3lem4 10458 fodomb 10532 ondomon 10574 gruina 10830 ioof 13503 hashbc 14521 trclun 15090 zsum 15807 fsum 15809 fprod 16031 eqgen 19309 symgfisg 19598 dvdsr 20506 asplss 22091 aspsubrg 22093 psrval 22133 clsf 23276 restco 23392 subbascn 23482 is2ndc 23674 ptbasin2 23807 ptbas 23808 indishmph 24027 ufldom 24191 cnextfres1 24297 ussid 24489 icopnfcld 24996 cnrehmeo 25184 csscld 25480 clsocv 25481 itg2gt0 25991 dvmptadd 26190 dvmptmul 26191 dvmptco 26202 logcn 26887 selberglem1 27784 noseq0 28558 hmopidmchi 32635 evl1deg2 33990 sigagensiga 34655 dya2iocbrsiga 34789 dya2icobrsiga 34790 logdivsqrle 35161 fnessref 36979 dfttc2g 37128 bj-snexg 37781 bj-unexg 37785 unirep 38467 indexdom 38487 dicfnN 42059 pwslnmlem0 43935 mendval 44023 orbitinit 45782 icof 46052 dvsubf 46745 dvdivf 46753 itgsinexplem1 46785 stirlinglem7 46911 fourierdlem73 47010 fouriersw 47062 ovolval4lem1 47480 lamberte 47759 i0oii 49849 io1ii 49850 2arwcatlem4 50527 2arwcat 50529 |
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