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| Mirrors > Home > MPE Home > Th. List > riotaex | Structured version Visualization version GIF version | ||
| Description: Restricted iota is a set. (Contributed by NM, 15-Sep-2011.) |
| Ref | Expression |
|---|---|
| riotaex | ⊢ (℩𝑥 ∈ 𝐴 𝜓) ∈ V |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | df-riota 7373 | . 2 ⊢ (℩𝑥 ∈ 𝐴 𝜓) = (℩𝑥(𝑥 ∈ 𝐴 ∧ 𝜓)) | |
| 2 | iotaex 6513 | . 2 ⊢ (℩𝑥(𝑥 ∈ 𝐴 ∧ 𝜓)) ∈ V | |
| 3 | 1, 2 | eqeltri 2858 | 1 ⊢ (℩𝑥 ∈ 𝐴 𝜓) ∈ V |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: ∧ wa 401 ∈ wcel 2145 Vcvv 3453 ℩cio 6491 ℩crio 7372 |
| 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 2734 ax-nul 5267 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-tru 1573 df-fal 1583 df-ex 1813 df-sb 2100 df-clab 2741 df-cleq 2754 df-clel 2837 df-ne 2958 df-v 3455 df-dif 3905 df-un 3907 df-ss 3919 df-nul 4283 df-sn 4588 df-pr 4590 df-uni 4871 df-iota 6493 df-riota 7373 |
| This theorem is used by: ordtypelem3 9495 dfac8clem 10038 zorn2lem1 10501 subval 11475 1div0 11900 divval 11901 elq 13002 flval 13857 ceilval2 13903 cjval 15191 sqrtval 15326 sqrtf 15453 cidval 17769 cidfn 17771 lubdm 18441 lubval 18446 glbdm 18454 glbval 18459 grpinvfval 19103 grpinvval 19105 grpinvfn 19106 pj1val 19823 evlsval 22303 q1pval 26382 ig1pval 26403 coeval 26450 quotval 26523 cutsval 28043 dmcuts 28054 divsval 28452 mirfv 29005 mirf 29009 usgredg2v 29673 frgrncvvdeqlem5 30769 1div0apr 30934 gidval 30979 grpoinvval 30990 grpoinvf 30999 pjhval 31864 pjfni 32168 cnlnadjlem5 32538 nmopadjlei 32555 cdj3lem2 32902 xdivval 33351 cvmlift3lem4 35888 fvtransport 36599 weiunlem 37069 finxpreclem4 38135 poimirlem26 38382 lshpkrlem1 39970 lshpkrlem2 39971 lshpkrlem3 39972 trlval 41022 cdleme31fv 41250 cdleme50f 41402 cdlemksv 41704 cdlemkuu 41755 cdlemk40 41777 cdlemk56 41831 cdlemm10N 41978 cdlemn11a 42067 dihval 42092 dihf11lem 42126 dihatlat 42194 dochfl1 42336 mapdhval 42584 hvmapvalvalN 42621 hdmap1vallem 42657 hdmapval 42688 hdmapfnN 42689 hgmapval 42747 hgmapfnN 42748 resubval 43229 redivvald 43304 mpaaval 43979 wessf1ornlem 46004 |
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