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Mirrors > Home > MPE Home > Th. List > inex1g | Structured version Visualization version GIF version |
Description: Closed-form, generalized Separation Scheme. (Contributed by NM, 7-Apr-1995.) |
Ref | Expression |
---|---|
inex1g | ⊢ (𝐴 ∈ 𝑉 → (𝐴 ∩ 𝐵) ∈ V) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | ineq1 3769 | . . 3 ⊢ (𝑥 = 𝐴 → (𝑥 ∩ 𝐵) = (𝐴 ∩ 𝐵)) | |
2 | 1 | eleq1d 2672 | . 2 ⊢ (𝑥 = 𝐴 → ((𝑥 ∩ 𝐵) ∈ V ↔ (𝐴 ∩ 𝐵) ∈ V)) |
3 | vex 3176 | . . 3 ⊢ 𝑥 ∈ V | |
4 | 3 | inex1 4727 | . 2 ⊢ (𝑥 ∩ 𝐵) ∈ V |
5 | 2, 4 | vtoclg 3239 | 1 ⊢ (𝐴 ∈ 𝑉 → (𝐴 ∩ 𝐵) ∈ V) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 = wceq 1475 ∈ wcel 1977 Vcvv 3173 ∩ cin 3539 |
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 ax-sep 4709 |
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-nfc 2740 df-v 3175 df-in 3547 |
This theorem is referenced by: dmresexg 5341 onin 5671 offval 6802 offval3 7053 onsdominel 7994 ssenen 8019 inelfi 8207 fiin 8211 tskwe 8659 dfac8b 8737 ac10ct 8740 infpwfien 8768 fictb 8950 canthnum 9350 gruina 9519 ressinbas 15763 ressress 15765 qusin 16027 catcbas 16570 fpwipodrs 16987 psss 17037 gsumzres 18133 eltg 20572 eltg3 20577 ntrval 20650 restco 20778 restfpw 20793 ordtrest 20816 ordtrest2lem 20817 ordtrest2 20818 cnrmi 20974 restcnrm 20976 kgeni 21150 tsmsfbas 21741 eltsms 21746 tsmsres 21757 caussi 22903 causs 22904 elpwincl1 28741 disjdifprg2 28771 sigainb 29526 ldgenpisyslem1 29553 carsgclctun 29710 eulerpartlemgs2 29769 sseqval 29777 bnj1177 30328 cvmsss2 30510 fnemeet2 31532 ontgval 31600 bj-diagval 32267 fin2so 32566 elrfi 36275 iunrelexp0 37013 fourierdlem71 39070 fourierdlem80 39079 sge0less 39285 sge0ssre 39290 carageniuncllem2 39412 dfrngc2 41764 rnghmsscmap2 41765 rngcbasALTV 41775 dfringc2 41810 rhmsscmap2 41811 rhmsscrnghm 41818 rngcresringcat 41822 ringcbasALTV 41838 srhmsubc 41868 fldc 41875 fldhmsubc 41876 rngcrescrhm 41877 srhmsubcALTV 41887 fldcALTV 41894 fldhmsubcALTV 41895 rngcrescrhmALTV 41896 offval0 42093 |
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