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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 4568 | . . 3 ⊢ (𝑥 = 𝐴 → 𝒫 𝑥 = 𝒫 𝐴) | |
| 2 | 1 | eleq1d 2821 | . 2 ⊢ (𝑥 = 𝐴 → (𝒫 𝑥 ∈ V ↔ 𝒫 𝐴 ∈ V)) |
| 3 | vpwex 5322 | . 2 ⊢ 𝒫 𝑥 ∈ V | |
| 4 | 2, 3 | vtoclg 3511 | 1 ⊢ (𝐴 ∈ 𝑉 → 𝒫 𝐴 ∈ V) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1541 ∈ wcel 2113 Vcvv 3440 𝒫 cpw 4554 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1968 ax-7 2009 ax-8 2115 ax-9 2123 ax-ext 2708 ax-sep 5241 ax-pow 5310 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-tru 1544 df-ex 1781 df-sb 2068 df-clab 2715 df-cleq 2728 df-clel 2811 df-v 3442 df-ss 3918 df-pw 4556 |
| This theorem is referenced by: pwexd 5324 pwex 5325 pwel 5326 abssexg 5327 snexALT 5328 xpexg 7695 uniexr 7708 pwexb 7711 fabexgOLD 7881 pw2eng 9011 2pwne 9061 disjen 9062 domss2 9064 ssenen 9079 fineqvlem 9166 tskwe 9862 ween 9945 acni 9955 acnnum 9962 infpwfien 9972 pwdju1 10101 ackbij1b 10148 fictb 10154 fin2i 10205 isfin2-2 10229 ssfin3ds 10240 fin23lem32 10254 fin23lem39 10260 fin23lem41 10262 isfin1-3 10296 fin1a2lem12 10321 canth3 10471 ondomon 10473 canthnum 10560 canthwe 10562 gchxpidm 10580 hashbcval 16930 restid2 17350 prdsplusg 17378 prdsvsca 17380 ismre 17509 isacs1i 17580 sscpwex 17739 fpwipodrs 18463 acsdrscl 18469 opsrval 22001 toponsspwpw 22866 tgdom 22922 distop 22939 fctop 22948 cctop 22950 ppttop 22951 epttop 22953 cldval 22967 ntrfval 22968 clsfval 22969 neifval 23043 neif 23044 neival 23046 neiptoptop 23075 lpfval 23082 restfpw 23123 islocfin 23461 dissnref 23472 kgenval 23479 dfac14lem 23561 qtopval 23639 isfbas 23773 fbssfi 23781 fsubbas 23811 fgval 23814 filssufil 23856 hauspwpwf1 23931 hauspwpwdom 23932 flimfnfcls 23972 tsmsfbas 24072 eltsms 24077 ustval 24147 utopval 24176 madeval 27828 cusgrexilem1 29512 indv 32931 pwrssmgc 33082 sigaex 34267 sigaval 34268 pwsiga 34287 pwldsys 34314 ldgenpisyslem1 34320 omsval 34450 carsgval 34460 coinflipspace 34638 iscvm 35453 cvmsval 35460 ex-sategoelel 35615 altxpexg 36172 hfpw 36379 fnemeet2 36561 fnejoin1 36562 bj-restpw 37293 elrfi 42932 elrfirn 42933 kelac2 43303 enmappwid 44237 rfovd 44238 fsovrfovd 44246 dssmapfv2d 44255 clsk3nimkb 44277 clsneif1o 44341 clsneicnv 44342 clsneikex 44343 clsneinex 44344 neicvgmex 44354 neicvgel1 44356 pwsal 46555 prproropen 47750 stgrvtx 48196 stgriedg 48197 |
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