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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 4577 | . . 3 ⊢ (𝑥 = 𝐴 → 𝒫 𝑥 = 𝒫 𝐴) | |
| 2 | 1 | eleq1d 2848 | . 2 ⊢ (𝑥 = 𝐴 → (𝒫 𝑥 ∈ V ↔ 𝒫 𝐴 ∈ V)) |
| 3 | vpwex 5350 | . 2 ⊢ 𝒫 𝑥 ∈ V | |
| 4 | 2, 3 | vtoclg 3523 | 1 ⊢ (𝐴 ∈ 𝑉 → 𝒫 𝐴 ∈ V) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1570 ∈ wcel 2143 Vcvv 3455 𝒫 cpw 4563 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1825 ax-4 1839 ax-5 1940 ax-6 1997 ax-7 2038 ax-8 2145 ax-9 2153 ax-ext 2735 ax-sep 5258 ax-pow 5338 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-tru 1573 df-ex 1810 df-sb 2097 df-clab 2742 df-cleq 2755 df-clel 2838 df-v 3457 df-ss 3923 df-pw 4565 |
| This theorem is referenced by: pwexd 5352 pwex 5353 pwel 5354 abssexg 5355 snexALT 5356 xpexg 7750 uniexr 7763 pwexb 7766 pw2eng 9072 2pwne 9122 disjen 9123 domss2 9125 ssenen 9140 fineqvlem 9227 tskwe 9937 ween 10020 acni 10030 acnnum 10037 infpwfien 10047 pwdju1 10175 ackbij1b 10222 fictb 10228 fin2i 10280 isfin2-2 10304 ssfin3ds 10315 fin23lem32 10329 fin23lem39 10335 fin23lem41 10337 isfin1-3 10371 fin1a2lem12 10396 canth3 10546 ondomon 10548 canthnum 10635 canthwe 10637 gchxpidm 10655 indv 12221 hashbcval 17063 restid2 17484 prdsplusg 17512 prdsvsca 17514 ismre 17643 isacs1i 17714 sscpwex 17873 fpwipodrs 18597 acsdrscl 18603 opsrval 22178 toponsspwpw 23060 tgdom 23116 distop 23133 fctop 23142 cctop 23144 ppttop 23145 epttop 23147 cldval 23161 ntrfval 23162 clsfval 23163 neifval 23237 neif 23238 neival 23240 neiptoptop 23269 lpfval 23276 restfpw 23317 islocfin 23655 dissnref 23666 kgenval 23673 dfac14lem 23755 qtopval 23833 isfbas 23967 fbssfi 23975 fsubbas 24005 fgval 24008 filssufil 24050 hauspwpwf1 24125 hauspwpwdom 24126 flimfnfcls 24166 tsmsfbas 24266 eltsms 24271 ustval 24341 utopval 24370 madeval 28003 cusgrexilem1 29767 pwrssmgc 33298 sigaex 34478 sigaval 34479 pwsiga 34498 pwldsys 34525 ldgenpisyslem1 34531 omsval 34661 carsgval 34671 coinflipspace 34849 iscvm 35729 cvmsval 35736 ex-sategoelel 35891 altxpexg 36448 hfpw 36655 fnemeet2 36856 fnejoin1 36857 bj-restpw 37712 elrfi 43405 elrfirn 43406 kelac2 43772 enmappwid 44706 rfovd 44707 fsovrfovd 44715 dssmapfv2d 44724 clsk3nimkb 44746 clsneif1o 44810 clsneicnv 44811 clsneikex 44812 clsneinex 44813 neicvgmex 44823 neicvgel1 44825 pwsal 47009 prproropen 48234 stgrvtx 48696 stgriedg 48697 |
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