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| Mirrors > Home > MPE Home > Th. List > sselpwd | Structured version Visualization version GIF version | ||
| Description: Elementhood to a power set. (Contributed by Thierry Arnoux, 18-May-2020.) |
| Ref | Expression |
|---|---|
| sselpwd.1 | ⊢ (𝜑 → 𝐵 ∈ 𝑉) |
| sselpwd.2 | ⊢ (𝜑 → 𝐴 ⊆ 𝐵) |
| Ref | Expression |
|---|---|
| sselpwd | ⊢ (𝜑 → 𝐴 ∈ 𝒫 𝐵) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | sselpwd.1 | . . 3 ⊢ (𝜑 → 𝐵 ∈ 𝑉) | |
| 2 | sselpwd.2 | . . 3 ⊢ (𝜑 → 𝐴 ⊆ 𝐵) | |
| 3 | 1, 2 | ssexd 5295 | . 2 ⊢ (𝜑 → 𝐴 ∈ V) |
| 4 | 3, 2 | elpwd 4571 | 1 ⊢ (𝜑 → 𝐴 ∈ 𝒫 𝐵) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∈ wcel 2149 Vcvv 3461 ⊆ wss 3911 𝒫 cpw 4565 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1822 ax-4 1836 ax-5 1937 ax-6 1994 ax-7 2035 ax-8 2151 ax-9 2159 ax-ext 2741 ax-sep 5259 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-3an 1103 df-tru 1570 df-ex 1807 df-sb 2098 df-clab 2748 df-cleq 2761 df-clel 2844 df-rab 3423 df-v 3463 df-in 3918 df-ss 3928 df-pw 4567 |
| This theorem is referenced by: knatar 7356 marypha1 9394 fin1a2lem7 10390 canthp1lem2 10638 wunss 10697 ramub1lem1 17086 mreexd 17698 mreexexlemd 17700 mreexexlem4d 17703 opsrval 22166 selvfval 22239 cncls 23400 fbasrn 24010 rnelfmlem 24078 ustssel 24332 hashimaf1 33096 pwrssmgc 33261 esplyfv1 33904 exsslsb 33932 crefi 34182 ldsysgenld 34495 ldgenpisyslem1 34498 bj-ismoored 37672 bj-imdirval2 37750 bj-iminvval2 37761 sticksstones2 42839 rfovcnvf1od 44657 fsovrfovd 44662 fsovfd 44665 fsovcnvlem 44666 ntrclsrcomplex 44688 clsk3nimkb 44693 clsk1indlem4 44697 clsk1indlem1 44698 ntrclsiso 44720 ntrclskb 44722 ntrclsk3 44723 ntrclsk13 44724 ntrneircomplex 44727 ntrneik3 44749 ntrneix3 44750 ntrneik13 44751 ntrneix13 44752 clsneircomplex 44756 clsneiel1 44761 neicvgrcomplex 44766 neicvgel1 44772 mnussd 44900 mnuprssd 44906 mnuop3d 44908 wessf1ornlem 45830 dvnprodlem1 46587 ovolsplit 46629 saliunclf 46963 sge0f1o 47023 isisubgr 48551 iscnrm3rlem3 49640 |
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