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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 2767 | . 2 ⊢ (𝜑 → 𝐴 = 𝐵) |
| 3 | eqeltrrdi.2 | . 2 ⊢ 𝐵 ∈ 𝐶 | |
| 4 | 2, 3 | eqeltrdi 2869 | 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 2733 |
| This proof depends on definitions: df-bi 210 df-an 402 df-ex 1813 df-cleq 2753 df-clel 2836 |
| This theorem is used by: axrep6g 5243 snexgALT 5399 wemoiso2 7986 releldm2 8054 mapprc 8851 mapfoss 8874 ixpprc 8947 bren 8983 brdomg 8985 domssex 9157 mapen 9160 ssenen 9170 fodomfib 9320 fi0 9412 dffi3 9423 brwdom 9561 brwdomn0 9563 unxpwdom2 9582 ixpiunwdom 9584 tcmin 9740 rankonid 9839 rankr1id 9878 cardf2 10024 cardid2 10034 carduni 10062 fseqen 10106 acndom 10130 acndom2 10133 alephnbtwn 10150 cardcf 10329 cfeq0 10334 cflim2 10341 coftr 10351 infpssr 10386 hsmexlem5 10508 axdc3lem4 10531 fodomb 10605 ondomon 10647 gruina 10903 ioof 13578 hashbc 14598 trclun 15167 zsum 15884 fsum 15886 fprod 16108 eqgen 19393 symgfisg 19682 dvdsr 20592 asplss 22181 aspsubrg 22183 psrval 22223 clsf 23366 restco 23482 subbascn 23572 is2ndc 23764 ptbasin2 23897 ptbas 23898 indishmph 24117 ufldom 24281 cnextfres1 24387 ussid 24579 icopnfcld 25086 cnrehmeo 25274 csscld 25570 clsocv 25571 itg2gt0 26081 dvmptadd 26280 dvmptmul 26281 dvmptco 26292 logcn 26975 selberglem1 27872 noseq0 28676 hmopidmchi 32753 evl1deg2 34109 sigagensiga 34774 dya2iocbrsiga 34907 dya2icobrsiga 34908 logdivsqrle 35279 fnessref 37145 dfttc2g 37294 bj-snexg 37947 bj-unexg 37951 unirep 38648 indexdom 38668 dicfnN 42240 pwslnmlem0 44092 mendval 44180 orbitinit 45945 icof 46231 dvsubf 46923 dvdivf 46931 itgsinexplem1 46963 stirlinglem7 47089 fourierdlem73 47188 fouriersw 47240 ovolval4lem1 47658 lamberte 47937 i0oii 50027 io1ii 50028 2arwcatlem4 50705 2arwcat 50707 |
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