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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 5263 | . 2 ⊢ (𝜑 → 𝐴 ∈ V) |
| 4 | 3, 2 | elpwd 4557 | 1 ⊢ (𝜑 → 𝐴 ∈ 𝒫 𝐵) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∈ wcel 2109 Vcvv 3436 ⊆ wss 3903 𝒫 cpw 4551 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1795 ax-4 1809 ax-5 1910 ax-6 1967 ax-7 2008 ax-8 2111 ax-9 2119 ax-ext 2701 ax-sep 5235 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-3an 1088 df-tru 1543 df-ex 1780 df-sb 2066 df-clab 2708 df-cleq 2721 df-clel 2803 df-rab 3395 df-v 3438 df-in 3910 df-ss 3920 df-pw 4553 |
| This theorem is referenced by: knatar 7294 marypha1 9324 fin1a2lem7 10300 canthp1lem2 10547 wunss 10606 ramub1lem1 16938 mreexd 17548 mreexexlemd 17550 mreexexlem4d 17553 opsrval 21951 selvfval 22019 cncls 23159 fbasrn 23769 rnelfmlem 23837 ustssel 24091 pwrssmgc 32942 exsslsb 33563 crefi 33814 ldsysgenld 34127 ldgenpisyslem1 34130 bj-ismoored 37081 bj-imdirval2 37157 bj-iminvval2 37168 sticksstones2 42120 rfovcnvf1od 43977 fsovrfovd 43982 fsovfd 43985 fsovcnvlem 43986 ntrclsrcomplex 44008 clsk3nimkb 44013 clsk1indlem4 44017 clsk1indlem1 44018 ntrclsiso 44040 ntrclskb 44042 ntrclsk3 44043 ntrclsk13 44044 ntrneircomplex 44047 ntrneik3 44069 ntrneix3 44070 ntrneik13 44071 ntrneix13 44072 clsneircomplex 44076 clsneiel1 44081 neicvgrcomplex 44086 neicvgel1 44092 mnussd 44236 mnuprssd 44242 mnuop3d 44244 wessf1ornlem 45163 dvnprodlem1 45927 ovolsplit 45969 saliunclf 46303 sge0f1o 46363 isisubgr 47846 iscnrm3rlem3 48926 |
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