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| Mirrors > Home > MPE Home > Th. List > pwexg | Structured version Visualization version GIF version | ||
| Description: Power set axiom expressed in class notation, with the sethood requirement as an antecedent. (Contributed by NM, 30-Oct-2003.) |
| Ref | Expression |
|---|---|
| pwexg | ⊢ (𝐴 ∈ 𝑉 → 𝒫 𝐴 ∈ V) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | pweq 4555 | . . 3 ⊢ (𝑥 = 𝐴 → 𝒫 𝑥 = 𝒫 𝐴) | |
| 2 | 1 | eleq1d 2821 | . 2 ⊢ (𝑥 = 𝐴 → (𝒫 𝑥 ∈ V ↔ 𝒫 𝐴 ∈ V)) |
| 3 | vpwex 5319 | . 2 ⊢ 𝒫 𝑥 ∈ V | |
| 4 | 2, 3 | vtoclg 3499 | 1 ⊢ (𝐴 ∈ 𝑉 → 𝒫 𝐴 ∈ V) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1542 ∈ wcel 2114 Vcvv 3429 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 ax-pow 5307 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-tru 1545 df-ex 1782 df-sb 2069 df-clab 2715 df-cleq 2728 df-clel 2811 df-v 3431 df-ss 3906 df-pw 4543 |
| This theorem is referenced by: pwexd 5321 pwex 5322 pwel 5323 abssexg 5324 snexALT 5325 xpexg 7704 uniexr 7717 pwexb 7720 fabexgOLD 7890 pw2eng 9021 2pwne 9071 disjen 9072 domss2 9074 ssenen 9089 fineqvlem 9176 tskwe 9874 ween 9957 acni 9967 acnnum 9974 infpwfien 9984 pwdju1 10113 ackbij1b 10160 fictb 10166 fin2i 10217 isfin2-2 10241 ssfin3ds 10252 fin23lem32 10266 fin23lem39 10272 fin23lem41 10274 isfin1-3 10308 fin1a2lem12 10333 canth3 10483 ondomon 10485 canthnum 10572 canthwe 10574 gchxpidm 10592 indv 12161 hashbcval 16973 restid2 17393 prdsplusg 17421 prdsvsca 17423 ismre 17552 isacs1i 17623 sscpwex 17782 fpwipodrs 18506 acsdrscl 18512 opsrval 22024 toponsspwpw 22887 tgdom 22943 distop 22960 fctop 22969 cctop 22971 ppttop 22972 epttop 22974 cldval 22988 ntrfval 22989 clsfval 22990 neifval 23064 neif 23065 neival 23067 neiptoptop 23096 lpfval 23103 restfpw 23144 islocfin 23482 dissnref 23493 kgenval 23500 dfac14lem 23582 qtopval 23660 isfbas 23794 fbssfi 23802 fsubbas 23832 fgval 23835 filssufil 23877 hauspwpwf1 23952 hauspwpwdom 23953 flimfnfcls 23993 tsmsfbas 24093 eltsms 24098 ustval 24168 utopval 24197 madeval 27824 cusgrexilem1 29508 pwrssmgc 33060 sigaex 34254 sigaval 34255 pwsiga 34274 pwldsys 34301 ldgenpisyslem1 34307 omsval 34437 carsgval 34447 coinflipspace 34625 iscvm 35441 cvmsval 35448 ex-sategoelel 35603 altxpexg 36160 hfpw 36367 fnemeet2 36549 fnejoin1 36550 bj-restpw 37404 elrfi 43126 elrfirn 43127 kelac2 43493 enmappwid 44427 rfovd 44428 fsovrfovd 44436 dssmapfv2d 44445 clsk3nimkb 44467 clsneif1o 44531 clsneicnv 44532 clsneikex 44533 clsneinex 44534 neicvgmex 44544 neicvgel1 44546 pwsal 46743 prproropen 47968 stgrvtx 48430 stgriedg 48431 |
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