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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 3461 | . 2 ⊢ 𝑥 ∈ V | |
| 2 | 1 | elpw 4568 | 1 ⊢ (𝑥 ∈ 𝒫 𝐴 ↔ 𝑥 ⊆ 𝐴) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: ↔ wb 209 ∈ wcel 2146 ⊆ wss 3906 𝒫 cpw 4564 |
| 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 2148 ax-9 2156 ax-ext 2737 |
| This proof depends on definitions: df-bi 210 df-an 402 df-tru 1573 df-ex 1813 df-sb 2100 df-clab 2744 df-cleq 2757 df-clel 2840 df-v 3459 df-ss 3923 df-pw 4566 |
| This theorem is used by: sspw 4575 pwss 4588 snsspw 4811 pwpr 4868 pwtp 4869 pwv 4871 pwuni 4913 sspwuni 5068 iinpw 5074 iunpwss 5075 ssextss 5436 pwin 5554 dffr6 5619 sorpsscmpl 7737 iunpw 7772 ordpwsuc 7813 fabexd 7936 abexssex 7969 qsss 8775 fsetsspwxp 8852 mapval2 8872 pmsspw 8877 uniixp 8921 fineqvlem 9229 fival 9375 hartogslem1 9507 tskwe 9948 cfval2 10255 cflim3 10257 cflim2 10258 cfslb 10261 compsscnvlem 10365 fin1a2lem13 10407 axdc3lem 10445 fpwwe2lem1 10627 fpwwe2lem10 10636 fpwwe2lem11 10637 fpwwe 10642 canthwe 10647 axgroth5 10820 axgroth6 10824 wuncn 11166 ishashinf 14513 vdwmc 17055 ramub2 17091 ram0 17099 restsspw 17501 ismred 17671 mremre 17673 acsfn 17732 submgmacs 18796 submacs 18909 subgacs 19250 nsgacs 19251 sylow2alem2 19711 sylow2a 19712 dprdres 20123 subgdmdprd 20129 pgpfac1lem5 20174 subrngmre 20690 subsubrng2 20692 subrgmre 20725 subsubrg2 20727 sdrgacs 20933 lssintcl 21114 lssmre 21116 lssacs 21117 cssmre 21872 istopon 23098 isbasis2g 23134 tgval2 23142 unitg 23153 distop 23181 cldss2 23216 ntreq0 23263 discld 23275 neisspw 23293 restdis 23364 cnntr 23461 isnrm2 23544 cmpcovf 23577 fincmp 23579 cmpsublem 23585 cmpsub 23586 cmpcld 23588 cmpfi 23594 is1stc2 23628 2ndcdisj 23642 llyi 23660 nllyi 23661 nlly2i 23662 llynlly 23663 subislly 23667 restnlly 23668 llyrest 23671 llyidm 23674 nllyidm 23675 islocfin 23703 ptuni2 23762 prdstopn 23814 qtoptop2 23885 qtopuni 23888 tgqtop 23898 isfbas2 24021 isfild 24044 elfg 24057 cfinfil 24079 csdfil 24080 supfil 24081 isufil2 24094 filssufilg 24097 uffix 24107 ufildr 24117 fin1aufil 24118 alexsubb 24232 alexsubALTlem1 24233 alexsubALTlem2 24234 alexsubALT 24237 ptcmplem5 24242 cldsubg 24297 ustfn 24388 ustfilxp 24399 ustn0 24407 dscopn 24759 voliunlem2 25739 vitali 25801 dmcuts 28013 madef 28058 nbuhgr 29722 nbuhgr2vtx1edgblem 29730 shex 31593 dfch2 31788 fpwrelmap 33107 xrsclat 33354 cmpcref 34263 sigaex 34523 sigaval 34524 insiga 34551 sigapisys 34569 sigaldsys 34573 measdivcst 34638 ballotlem2 34903 erdszelem7 35702 erdsze2lem2 35709 rellysconn 35756 dffr5 36259 neibastop2lem 36904 neibastop3 36906 topmeet 36908 topjoin 36909 neifg 36915 mh-infprim2bi 37091 bj-snglss 37639 bj-pw0ALT 37718 bj-restpw 37767 bj-imdirval2lem 37859 bj-imdiridlem 37862 dissneqlem 38019 topdifinfeq 38029 pibt2 38096 heibor1lem 38493 psubspset 40551 psubclsetN 40743 lcdlss 42426 ismrcd1 43462 pw2f1ocnv 43797 filnm 43850 hbtlem6 43889 dfno2 44187 elmapintrab 44335 clcnvlem 44382 psshepw 44547 ssclaxsep 45724 pwclaxpow 45726 sprsymrelfo 48279 uspgrsprfo 48946 setrec2fun 50503 setrecsres 50513 |
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