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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 5282 | . 2 ⊢ (𝜑 → 𝐴 ∈ V) |
| 4 | 3, 2 | elpwd 4563 | 1 ⊢ (𝜑 → 𝐴 ∈ 𝒫 𝐵) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∈ wcel 2144 Vcvv 3456 ⊆ wss 3906 𝒫 cpw 4557 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1817 ax-4 1831 ax-5 1932 ax-6 1989 ax-7 2030 ax-8 2146 ax-9 2154 ax-ext 2736 ax-sep 5248 |
| This theorem depends on definitions: df-bi 209 df-an 400 df-3an 1101 df-tru 1565 df-ex 1802 df-sb 2093 df-clab 2743 df-cleq 2756 df-clel 2839 df-rab 3417 df-v 3458 df-in 3913 df-ss 3923 df-pw 4559 |
| This theorem is referenced by: knatar 7343 marypha1 9382 fin1a2lem7 10365 canthp1lem2 10613 wunss 10672 ramub1lem1 17064 mreexd 17676 mreexexlemd 17678 mreexexlem4d 17681 opsrval 22101 selvfval 22174 cncls 23336 fbasrn 23946 rnelfmlem 24014 ustssel 24268 hashimaf1 33015 pwrssmgc 33180 esplyfv1 33868 exsslsb 33896 crefi 34146 ldsysgenld 34459 ldgenpisyslem1 34462 bj-ismoored 37602 bj-imdirval2 37680 bj-iminvval2 37691 sticksstones2 42769 rfovcnvf1od 44585 fsovrfovd 44590 fsovfd 44593 fsovcnvlem 44594 ntrclsrcomplex 44616 clsk3nimkb 44621 clsk1indlem4 44625 clsk1indlem1 44626 ntrclsiso 44648 ntrclskb 44650 ntrclsk3 44651 ntrclsk13 44652 ntrneircomplex 44655 ntrneik3 44677 ntrneix3 44678 ntrneik13 44679 ntrneix13 44680 clsneircomplex 44684 clsneiel1 44689 neicvgrcomplex 44694 neicvgel1 44700 mnussd 44844 mnuprssd 44850 mnuop3d 44852 wessf1ornlem 45768 dvnprodlem1 46525 ovolsplit 46567 saliunclf 46901 sge0f1o 46961 isisubgr 48489 iscnrm3rlem3 49568 |
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