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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 4574 | . . 3 ⊢ (𝑥 = 𝐴 → 𝒫 𝑥 = 𝒫 𝐴) | |
| 2 | 1 | eleq1d 2847 | . 2 ⊢ (𝑥 = 𝐴 → (𝒫 𝑥 ∈ V ↔ 𝒫 𝐴 ∈ V)) |
| 3 | vpwex 5346 | . 2 ⊢ 𝒫 𝑥 ∈ V | |
| 4 | 2, 3 | vtoclg 3520 | 1 ⊢ (𝐴 ∈ 𝑉 → 𝒫 𝐴 ∈ V) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 = wceq 1570 ∈ wcel 2145 Vcvv 3453 𝒫 cpw 4560 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2147 ax-9 2155 ax-ext 2734 ax-sep 5255 ax-pow 5334 |
| This proof depends on definitions: df-bi 210 df-an 402 df-tru 1573 df-ex 1813 df-sb 2100 df-clab 2741 df-cleq 2754 df-clel 2837 df-v 3455 df-ss 3919 df-pw 4562 |
| This theorem is used by: pwexd 5348 pwex 5349 pwel 5350 abssexg 5351 snexALT 5352 xpexg 7753 uniexr 7766 pwexb 7769 pw2eng 9085 2pwne 9135 disjen 9136 domss2 9138 ssenen 9153 fineqvlem 9240 tskwe 9959 ween 10042 acni 10052 acnnum 10059 infpwfien 10069 pwdju1 10197 ackbij1b 10244 fictb 10250 fin2i 10301 isfin2-2 10325 ssfin3ds 10336 fin23lem32 10350 fin23lem39 10356 fin23lem41 10358 isfin1-3 10392 fin1a2lem12 10417 canth3 10573 ondomon 10575 canthnum 10662 canthwe 10664 gchxpidm 10682 indv 12248 hashbcval 17100 restid2 17521 prdsplusg 17549 prdsvsca 17551 ismre 17680 isacs1i 17751 sscpwex 17910 fpwipodrs 18634 acsdrscl 18640 opsrval 22268 toponsspwpw 23153 tgdom 23209 distop 23226 fctop 23235 cctop 23237 ppttop 23238 epttop 23240 cldval 23254 ntrfval 23255 clsfval 23256 neifval 23330 neif 23331 neival 23333 neiptoptop 23362 lpfval 23369 restfpw 23410 islocfin 23749 dissnref 23760 kgenval 23767 dfac14lem 23849 qtopval 23927 isfbas 24061 fbssfi 24069 fsubbas 24099 fgval 24102 filssufil 24144 hauspwpwf1 24219 hauspwpwdom 24220 flimfnfcls 24260 tsmsfbas 24360 eltsms 24365 ustval 24435 utopval 24464 madeval 28105 cusgrexilem1 29907 pwrssmgc 33448 sigaex 34628 sigaval 34629 pwsiga 34648 pwldsys 34676 ldgenpisyslem1 34682 omsval 34812 carsgval 34822 coinflipspace 35000 iscvm 35846 cvmsval 35853 ex-sategoelel 36008 altxpexg 36566 hfpw 36773 fnemeet2 36994 fnejoin1 36995 bj-restpw 37850 elrfi 43547 elrfirn 43548 kelac2 43914 enmappwid 44848 rfovd 44849 fsovrfovd 44857 dssmapfv2d 44866 clsk3nimkb 44888 clsneif1o 44952 clsneicnv 44953 clsneikex 44954 clsneinex 44955 neicvgmex 44965 neicvgel1 44967 pwsal 47151 prproropen 48416 stgrvtx 48878 stgriedg 48879 |
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