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| Mirrors > Home > MPE Home > Th. List > riotacl | Structured version Visualization version GIF version | ||
| Description: Closure of restricted iota. (Contributed by NM, 21-Aug-2011.) |
| Ref | Expression |
|---|---|
| riotacl | ⊢ (∃!𝑥 ∈ 𝐴 𝜑 → (℩𝑥 ∈ 𝐴 𝜑) ∈ 𝐴) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ssrab2 4021 | . 2 ⊢ {𝑥 ∈ 𝐴 ∣ 𝜑} ⊆ 𝐴 | |
| 2 | riotacl2 7334 | . 2 ⊢ (∃!𝑥 ∈ 𝐴 𝜑 → (℩𝑥 ∈ 𝐴 𝜑) ∈ {𝑥 ∈ 𝐴 ∣ 𝜑}) | |
| 3 | 1, 2 | sselid 3920 | 1 ⊢ (∃!𝑥 ∈ 𝐴 𝜑 → (℩𝑥 ∈ 𝐴 𝜑) ∈ 𝐴) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∈ wcel 2114 ∃!wreu 3341 {crab 3390 ℩crio 7317 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-12 2185 ax-ext 2709 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-tru 1545 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-reu 3344 df-rab 3391 df-v 3432 df-sbc 3730 df-un 3895 df-ss 3907 df-sn 4569 df-pr 4571 df-uni 4852 df-iota 6449 df-riota 7318 |
| This theorem is referenced by: riotaeqimp 7344 riotaprop 7345 riotass2 7348 riotass 7349 riotaxfrd 7352 riotaclb 7359 supcl 9365 fisupcl 9377 ttrcltr 9631 htalem 9814 dfac8clem 9948 dfac2a 10046 fin23lem22 10243 zorn2lem1 10412 subcl 11386 divcl 11809 lbcl 12101 flcl 13748 cjf 15060 sqrtcl 15318 qnumdencl 16703 qnumdenbi 16708 catidcl 17642 lubcl 18315 glbcl 18328 ismgmid 18627 grpinvfval 18948 grpinvf 18956 pj1f 19666 nosupno 27684 nosupbday 27686 nosupbnd1 27695 noinfno 27699 noinfbday 27701 noinfbnd1 27710 cutcuts 27790 divsclw 28204 mirf 28745 midf 28861 ismidb 28863 lmif 28870 islmib 28872 uspgredg2vlem 29309 usgredg2vlem1 29311 frgrncvvdeqlem4 30390 grpoidcl 30603 grpoinvcl 30613 pjpreeq 31487 cnlnadjlem3 32158 adjbdln 32172 xdivcld 33000 cvmlift3lem3 35522 transportcl 36234 finxpreclem4 37727 poimirlem26 37984 iorlid 38196 riotaclbgBAD 39417 lshpkrlem2 39574 lshpkrcl 39579 cdleme25cl 40820 cdleme29cl 40840 cdlemefrs29clN 40862 cdlemk29-3 41374 cdlemkid5 41398 dihlsscpre 41697 mapdhcl 42190 hdmapcl 42293 hgmapcl 42352 primrootsunit1 42553 rernegcl 42820 rersubcl 42827 sn-subcl 42877 sn-redivcld 42893 fsuppind 43040 tfsconcatfv 43790 wessf1ornlem 45636 fourierdlem50 46605 |
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