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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 4556 | . . 3 ⊢ (𝑥 = 𝐴 → 𝒫 𝑥 = 𝒫 𝐴) | |
| 2 | 1 | eleq1d 2822 | . 2 ⊢ (𝑥 = 𝐴 → (𝒫 𝑥 ∈ V ↔ 𝒫 𝐴 ∈ V)) |
| 3 | vpwex 5312 | . 2 ⊢ 𝒫 𝑥 ∈ V | |
| 4 | 2, 3 | vtoclg 3500 | 1 ⊢ (𝐴 ∈ 𝑉 → 𝒫 𝐴 ∈ V) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1542 ∈ wcel 2114 Vcvv 3430 𝒫 cpw 4542 |
| 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 2709 ax-sep 5231 ax-pow 5300 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-tru 1545 df-ex 1782 df-sb 2069 df-clab 2716 df-cleq 2729 df-clel 2812 df-v 3432 df-ss 3907 df-pw 4544 |
| This theorem is referenced by: pwexd 5314 pwex 5315 pwel 5316 abssexg 5317 snexALT 5318 xpexg 7695 uniexr 7708 pwexb 7711 fabexgOLD 7881 pw2eng 9012 2pwne 9062 disjen 9063 domss2 9065 ssenen 9080 fineqvlem 9167 tskwe 9863 ween 9946 acni 9956 acnnum 9963 infpwfien 9973 pwdju1 10102 ackbij1b 10149 fictb 10155 fin2i 10206 isfin2-2 10230 ssfin3ds 10241 fin23lem32 10255 fin23lem39 10261 fin23lem41 10263 isfin1-3 10297 fin1a2lem12 10322 canth3 10472 ondomon 10474 canthnum 10561 canthwe 10563 gchxpidm 10581 indv 12150 hashbcval 16962 restid2 17382 prdsplusg 17410 prdsvsca 17412 ismre 17541 isacs1i 17612 sscpwex 17771 fpwipodrs 18495 acsdrscl 18501 opsrval 22033 toponsspwpw 22896 tgdom 22952 distop 22969 fctop 22978 cctop 22980 ppttop 22981 epttop 22983 cldval 22997 ntrfval 22998 clsfval 22999 neifval 23073 neif 23074 neival 23076 neiptoptop 23105 lpfval 23112 restfpw 23153 islocfin 23491 dissnref 23502 kgenval 23509 dfac14lem 23591 qtopval 23669 isfbas 23803 fbssfi 23811 fsubbas 23841 fgval 23844 filssufil 23886 hauspwpwf1 23961 hauspwpwdom 23962 flimfnfcls 24002 tsmsfbas 24102 eltsms 24107 ustval 24177 utopval 24206 madeval 27843 cusgrexilem1 29527 pwrssmgc 33080 sigaex 34275 sigaval 34276 pwsiga 34295 pwldsys 34322 ldgenpisyslem1 34328 omsval 34458 carsgval 34468 coinflipspace 34646 iscvm 35462 cvmsval 35469 ex-sategoelel 35624 altxpexg 36181 hfpw 36388 fnemeet2 36570 fnejoin1 36571 bj-restpw 37417 elrfi 43137 elrfirn 43138 kelac2 43508 enmappwid 44442 rfovd 44443 fsovrfovd 44451 dssmapfv2d 44460 clsk3nimkb 44482 clsneif1o 44546 clsneicnv 44547 clsneikex 44548 clsneinex 44549 neicvgmex 44559 neicvgel1 44561 pwsal 46758 prproropen 47965 stgrvtx 48427 stgriedg 48428 |
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