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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 5268 | . 2 ⊢ (𝜑 → 𝐴 ∈ V) |
| 4 | 3, 2 | elpwd 4559 | 1 ⊢ (𝜑 → 𝐴 ∈ 𝒫 𝐵) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∈ wcel 2114 Vcvv 3439 ⊆ wss 3900 𝒫 cpw 4553 |
| 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 2707 ax-sep 5240 |
| 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 2714 df-cleq 2727 df-clel 2810 df-rab 3399 df-v 3441 df-in 3907 df-ss 3917 df-pw 4555 |
| This theorem is referenced by: knatar 7303 marypha1 9339 fin1a2lem7 10318 canthp1lem2 10566 wunss 10625 ramub1lem1 16956 mreexd 17567 mreexexlemd 17569 mreexexlem4d 17572 opsrval 22003 selvfval 22079 cncls 23220 fbasrn 23830 rnelfmlem 23898 ustssel 24152 hashimaf1 32870 pwrssmgc 33061 esplyfv1 33706 exsslsb 33732 crefi 33983 ldsysgenld 34296 ldgenpisyslem1 34299 bj-ismoored 37281 bj-imdirval2 37357 bj-iminvval2 37368 sticksstones2 42436 rfovcnvf1od 44282 fsovrfovd 44287 fsovfd 44290 fsovcnvlem 44291 ntrclsrcomplex 44313 clsk3nimkb 44318 clsk1indlem4 44322 clsk1indlem1 44323 ntrclsiso 44345 ntrclskb 44347 ntrclsk3 44348 ntrclsk13 44349 ntrneircomplex 44352 ntrneik3 44374 ntrneix3 44375 ntrneik13 44376 ntrneix13 44377 clsneircomplex 44381 clsneiel1 44386 neicvgrcomplex 44391 neicvgel1 44397 mnussd 44541 mnuprssd 44547 mnuop3d 44549 wessf1ornlem 45466 dvnprodlem1 46227 ovolsplit 46269 saliunclf 46603 sge0f1o 46663 isisubgr 48145 iscnrm3rlem3 49224 |
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