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| Mirrors > Home > MPE Home > Th. List > velpw | Structured version Visualization version GIF version | ||
| Description: Setvar variable membership in a power class. (Contributed by David A. Wheeler, 8-Dec-2018.) |
| Ref | Expression |
|---|---|
| velpw | ⊢ (𝑥 ∈ 𝒫 𝐴 ↔ 𝑥 ⊆ 𝐴) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | vex 3454 | . 2 ⊢ 𝑥 ∈ V | |
| 2 | 1 | elpw 4561 | 1 ⊢ (𝑥 ∈ 𝒫 𝐴 ↔ 𝑥 ⊆ 𝐴) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: ↔ wb 209 ∈ wcel 2145 ⊆ wss 3899 𝒫 cpw 4557 |
| 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 2732 |
| This proof depends on definitions: df-bi 210 df-an 402 df-tru 1573 df-ex 1813 df-sb 2100 df-clab 2739 df-cleq 2752 df-clel 2835 df-v 3452 df-ss 3916 df-pw 4559 |
| This theorem is used by: sspw 4568 pwss 4581 snsspw 4804 pwpr 4861 pwtp 4862 pwv 4864 pwuni 4906 sspwuni 5060 iinpw 5066 iunpwss 5067 ssextss 5428 pwin 5546 dffr6 5611 sorpsscmpl 7735 iunpw 7770 ordpwsuc 7811 fabexd 7934 abexssex 7967 qsss 8775 fsetsspwxp 8854 mapval2 8879 pmsspw 8884 uniixp 8928 fineqvlem 9236 fival 9382 hartogslem1 9514 tskwe 9955 cfval2 10262 cflim3 10264 cflim2 10265 cfslb 10268 compsscnvlem 10372 fin1a2lem13 10414 axdc3lem 10452 fpwwe2lem1 10640 fpwwe2lem10 10649 fpwwe2lem11 10650 fpwwe 10655 canthwe 10660 axgroth5 10833 axgroth6 10837 wuncn 11179 ishashinf 14528 vdwmc 17070 ramub2 17106 ram0 17114 restsspw 17516 ismred 17686 mremre 17688 acsfn 17747 submgmacs 18819 submacs 18936 subgacs 19284 nsgacs 19285 sylow2alem2 19745 sylow2a 19746 dprdres 20157 subgdmdprd 20163 pgpfac1lem5 20208 subrngmre 20724 subsubrng2 20726 subrgmre 20759 subsubrg2 20761 sdrgacs 20967 lssintcl 21148 lssmre 21150 lssacs 21151 cssmre 21906 istopon 23137 isbasis2g 23173 tgval2 23181 unitg 23192 distop 23220 cldss2 23255 ntreq0 23302 discld 23314 neisspw 23332 restdis 23403 cnntr 23500 isnrm2 23583 cmpcovf 23616 fincmp 23618 cmpsublem 23624 cmpsub 23625 cmpcld 23627 cmpfi 23633 is1stc2 23667 2ndcdisj 23682 llyi 23700 nllyi 23701 nlly2i 23702 llynlly 23703 subislly 23707 restnlly 23708 llyrest 23711 llyidm 23714 nllyidm 23715 islocfin 23743 ptuni2 23802 prdstopn 23854 qtoptop2 23925 qtopuni 23928 tgqtop 23938 isfbas2 24061 isfild 24084 elfg 24097 cfinfil 24119 csdfil 24120 supfil 24121 isufil2 24134 filssufilg 24137 uffix 24147 ufildr 24157 fin1aufil 24158 alexsubb 24272 alexsubALTlem1 24273 alexsubALTlem2 24274 alexsubALT 24277 ptcmplem5 24282 cldsubg 24337 ustfn 24428 ustfilxp 24439 ustn0 24447 dscopn 24799 voliunlem2 25779 vitali 25841 dmcuts 28056 madef 28101 nbuhgr 29803 nbuhgr2vtx1edgblem 29811 shex 31693 dfch2 31888 fpwrelmap 33204 xrsclat 33451 cmpcref 34360 sigaex 34620 sigaval 34621 insiga 34648 sigapisys 34666 sigaldsys 34670 measdivcst 34735 ballotlem2 35000 erdszelem7 35776 erdsze2lem2 35783 rellysconn 35830 neibastop2lem 36979 neibastop3 36981 topmeet 36983 topjoin 36984 neifg 36990 mh-infprim2bi 37166 bj-snglss 37714 bj-pw0ALT 37793 bj-restpw 37842 bj-imdirval2lem 37934 bj-imdiridlem 37937 dissneqlem 38094 topdifinfeq 38104 pibt2 38171 heibor1lem 38559 psubspset 40617 psubclsetN 40809 lcdlss 42492 ismrcd1 43543 pw2f1ocnv 43878 filnm 43931 hbtlem6 43970 dfno2 44268 elmapintrab 44416 clcnvlem 44463 psshepw 44628 ssclaxsep 45805 pwclaxpow 45807 sprsymrelfo 48397 uspgrsprfo 49064 setrec2fun 50618 setrecsres 50628 |
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