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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 4550 | . . 3 ⊢ (𝑥 = 𝐴 → 𝒫 𝑥 = 𝒫 𝐴) | |
| 2 | 1 | eleq1d 2825 | . 2 ⊢ (𝑥 = 𝐴 → (𝒫 𝑥 ∈ V ↔ 𝒫 𝐴 ∈ V)) |
| 3 | vpwex 5313 | . 2 ⊢ 𝒫 𝑥 ∈ V | |
| 4 | 2, 3 | vtoclg 3502 | 1 ⊢ (𝐴 ∈ 𝑉 → 𝒫 𝐴 ∈ V) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1547 ∈ wcel 2119 Vcvv 3432 𝒫 cpw 4536 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1802 ax-4 1816 ax-5 1917 ax-6 1974 ax-7 2015 ax-8 2121 ax-9 2129 ax-ext 2712 ax-sep 5225 ax-pow 5301 |
| This theorem depends on definitions: df-bi 208 df-an 397 df-tru 1550 df-ex 1787 df-sb 2074 df-clab 2719 df-cleq 2732 df-clel 2815 df-v 3434 df-ss 3907 df-pw 4538 |
| This theorem is referenced by: pwexd 5315 pwex 5316 pwel 5317 abssexg 5318 snexALT 5319 xpexg 7700 uniexr 7713 pwexb 7716 fabexgOLD 7886 pw2eng 9018 2pwne 9068 disjen 9069 domss2 9071 ssenen 9086 fineqvlem 9173 tskwe 9872 ween 9955 acni 9965 acnnum 9972 infpwfien 9982 pwdju1 10111 ackbij1b 10158 fictb 10164 fin2i 10215 isfin2-2 10239 ssfin3ds 10250 fin23lem32 10264 fin23lem39 10270 fin23lem41 10272 isfin1-3 10306 fin1a2lem12 10331 canth3 10481 ondomon 10483 canthnum 10570 canthwe 10572 gchxpidm 10590 indv 12159 hashbcval 16971 restid2 17391 prdsplusg 17419 prdsvsca 17421 ismre 17550 isacs1i 17621 sscpwex 17780 fpwipodrs 18504 acsdrscl 18510 opsrval 22029 toponsspwpw 22912 tgdom 22968 distop 22985 fctop 22994 cctop 22996 ppttop 22997 epttop 22999 cldval 23013 ntrfval 23014 clsfval 23015 neifval 23089 neif 23090 neival 23092 neiptoptop 23121 lpfval 23128 restfpw 23169 islocfin 23507 dissnref 23518 kgenval 23525 dfac14lem 23607 qtopval 23685 isfbas 23819 fbssfi 23827 fsubbas 23857 fgval 23860 filssufil 23902 hauspwpwf1 23977 hauspwpwdom 23978 flimfnfcls 24018 tsmsfbas 24118 eltsms 24123 ustval 24193 utopval 24222 madeval 27849 cusgrexilem1 29533 pwrssmgc 33086 sigaex 34301 sigaval 34302 pwsiga 34321 pwldsys 34348 ldgenpisyslem1 34354 omsval 34484 carsgval 34494 coinflipspace 34672 iscvm 35494 cvmsval 35501 ex-sategoelel 35656 altxpexg 36213 hfpw 36420 fnemeet2 36602 fnejoin1 36603 bj-restpw 37457 elrfi 43150 elrfirn 43151 kelac2 43517 enmappwid 44451 rfovd 44452 fsovrfovd 44460 dssmapfv2d 44469 clsk3nimkb 44491 clsneif1o 44555 clsneicnv 44556 clsneikex 44557 clsneinex 44558 neicvgmex 44568 neicvgel1 44570 pwsal 46765 prproropen 47990 stgrvtx 48452 stgriedg 48453 |
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