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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 5265 | . 2 ⊢ (𝜑 → 𝐴 ∈ V) |
| 4 | 3, 2 | elpwd 4547 | 1 ⊢ (𝜑 → 𝐴 ∈ 𝒫 𝐵) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∈ wcel 2114 Vcvv 3429 ⊆ wss 3889 𝒫 cpw 4541 |
| 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 2708 ax-sep 5231 |
| 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 2715 df-cleq 2728 df-clel 2811 df-rab 3390 df-v 3431 df-in 3896 df-ss 3906 df-pw 4543 |
| This theorem is referenced by: knatar 7312 marypha1 9347 fin1a2lem7 10328 canthp1lem2 10576 wunss 10635 ramub1lem1 16997 mreexd 17608 mreexexlemd 17610 mreexexlem4d 17613 opsrval 22024 selvfval 22100 cncls 23239 fbasrn 23849 rnelfmlem 23917 ustssel 24171 hashimaf1 32884 pwrssmgc 33060 esplyfv1 33713 exsslsb 33741 crefi 33991 ldsysgenld 34304 ldgenpisyslem1 34307 bj-ismoored 37419 bj-imdirval2 37497 bj-iminvval2 37508 sticksstones2 42586 rfovcnvf1od 44431 fsovrfovd 44436 fsovfd 44439 fsovcnvlem 44440 ntrclsrcomplex 44462 clsk3nimkb 44467 clsk1indlem4 44471 clsk1indlem1 44472 ntrclsiso 44494 ntrclskb 44496 ntrclsk3 44497 ntrclsk13 44498 ntrneircomplex 44501 ntrneik3 44523 ntrneix3 44524 ntrneik13 44525 ntrneix13 44526 clsneircomplex 44530 clsneiel1 44535 neicvgrcomplex 44540 neicvgel1 44546 mnussd 44690 mnuprssd 44696 mnuop3d 44698 wessf1ornlem 45615 dvnprodlem1 46374 ovolsplit 46416 saliunclf 46750 sge0f1o 46810 isisubgr 48338 iscnrm3rlem3 49417 |
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