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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 5273 | . 2 ⊢ (𝜑 → 𝐴 ∈ V) |
| 4 | 3, 2 | elpwd 4562 | 1 ⊢ (𝜑 → 𝐴 ∈ 𝒫 𝐵) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∈ wcel 2114 Vcvv 3442 ⊆ wss 3903 𝒫 cpw 4556 |
| 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 5245 |
| 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 3402 df-v 3444 df-in 3910 df-ss 3920 df-pw 4558 |
| This theorem is referenced by: knatar 7315 marypha1 9351 fin1a2lem7 10330 canthp1lem2 10578 wunss 10637 ramub1lem1 16968 mreexd 17579 mreexexlemd 17581 mreexexlem4d 17584 opsrval 22018 selvfval 22094 cncls 23235 fbasrn 23845 rnelfmlem 23913 ustssel 24167 hashimaf1 32908 pwrssmgc 33099 esplyfv1 33752 exsslsb 33780 crefi 34031 ldsysgenld 34344 ldgenpisyslem1 34347 bj-ismoored 37387 bj-imdirval2 37465 bj-iminvval2 37476 sticksstones2 42546 rfovcnvf1od 44389 fsovrfovd 44394 fsovfd 44397 fsovcnvlem 44398 ntrclsrcomplex 44420 clsk3nimkb 44425 clsk1indlem4 44429 clsk1indlem1 44430 ntrclsiso 44452 ntrclskb 44454 ntrclsk3 44455 ntrclsk13 44456 ntrneircomplex 44459 ntrneik3 44481 ntrneix3 44482 ntrneik13 44483 ntrneix13 44484 clsneircomplex 44488 clsneiel1 44493 neicvgrcomplex 44498 neicvgel1 44504 mnussd 44648 mnuprssd 44654 mnuop3d 44656 wessf1ornlem 45573 dvnprodlem1 46333 ovolsplit 46375 saliunclf 46709 sge0f1o 46769 isisubgr 48251 iscnrm3rlem3 49330 |
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