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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 5262 | . 2 ⊢ (𝜑 → 𝐴 ∈ V) |
| 4 | 3, 2 | elpwd 4548 | 1 ⊢ (𝜑 → 𝐴 ∈ 𝒫 𝐵) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∈ wcel 2114 Vcvv 3430 ⊆ wss 3890 𝒫 cpw 4542 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-ext 2709 ax-sep 5232 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-3an 1089 df-tru 1545 df-ex 1782 df-sb 2069 df-clab 2716 df-cleq 2729 df-clel 2812 df-rab 3391 df-v 3432 df-in 3897 df-ss 3907 df-pw 4544 |
| This theorem is referenced by: knatar 7307 marypha1 9342 fin1a2lem7 10323 canthp1lem2 10571 wunss 10630 ramub1lem1 16992 mreexd 17603 mreexexlemd 17605 mreexexlem4d 17608 opsrval 22038 selvfval 22114 cncls 23253 fbasrn 23863 rnelfmlem 23931 ustssel 24185 hashimaf1 32903 pwrssmgc 33079 esplyfv1 33732 exsslsb 33760 crefi 34011 ldsysgenld 34324 ldgenpisyslem1 34327 bj-ismoored 37439 bj-imdirval2 37517 bj-iminvval2 37528 sticksstones2 42606 rfovcnvf1od 44455 fsovrfovd 44460 fsovfd 44463 fsovcnvlem 44464 ntrclsrcomplex 44486 clsk3nimkb 44491 clsk1indlem4 44495 clsk1indlem1 44496 ntrclsiso 44518 ntrclskb 44520 ntrclsk3 44521 ntrclsk13 44522 ntrneircomplex 44525 ntrneik3 44547 ntrneix3 44548 ntrneik13 44549 ntrneix13 44550 clsneircomplex 44554 clsneiel1 44559 neicvgrcomplex 44564 neicvgel1 44570 mnussd 44714 mnuprssd 44720 mnuop3d 44722 wessf1ornlem 45639 dvnprodlem1 46398 ovolsplit 46440 saliunclf 46774 sge0f1o 46834 isisubgr 48356 iscnrm3rlem3 49435 |
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