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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 4032 | . 2 ⊢ {𝑥 ∈ 𝐴 ∣ 𝜑} ⊆ 𝐴 | |
| 2 | riotacl2 7331 | . 2 ⊢ (∃!𝑥 ∈ 𝐴 𝜑 → (℩𝑥 ∈ 𝐴 𝜑) ∈ {𝑥 ∈ 𝐴 ∣ 𝜑}) | |
| 3 | 1, 2 | sselid 3931 | 1 ⊢ (∃!𝑥 ∈ 𝐴 𝜑 → (℩𝑥 ∈ 𝐴 𝜑) ∈ 𝐴) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∈ wcel 2113 ∃!wreu 3348 {crab 3399 ℩crio 7314 |
| 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-10 2146 ax-12 2184 ax-ext 2708 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-tru 1544 df-ex 1781 df-nf 1785 df-sb 2068 df-mo 2539 df-eu 2569 df-clab 2715 df-cleq 2728 df-clel 2811 df-reu 3351 df-rab 3400 df-v 3442 df-sbc 3741 df-un 3906 df-ss 3918 df-sn 4581 df-pr 4583 df-uni 4864 df-iota 6448 df-riota 7315 |
| This theorem is referenced by: riotaeqimp 7341 riotaprop 7342 riotass2 7345 riotass 7346 riotaxfrd 7349 riotaclb 7356 supcl 9361 fisupcl 9373 ttrcltr 9625 htalem 9808 dfac8clem 9942 dfac2a 10040 fin23lem22 10237 zorn2lem1 10406 subcl 11379 divcl 11802 lbcl 12093 flcl 13715 cjf 15027 sqrtcl 15285 qnumdencl 16666 qnumdenbi 16671 catidcl 17605 lubcl 18278 glbcl 18291 ismgmid 18590 grpinvfval 18908 grpinvf 18916 pj1f 19626 nosupno 27671 nosupbday 27673 nosupbnd1 27682 noinfno 27686 noinfbday 27688 noinfbnd1 27697 cutcuts 27777 divsclw 28191 mirf 28732 midf 28848 ismidb 28850 lmif 28857 islmib 28859 uspgredg2vlem 29296 usgredg2vlem1 29298 frgrncvvdeqlem4 30377 grpoidcl 30589 grpoinvcl 30599 pjpreeq 31473 cnlnadjlem3 32144 adjbdln 32158 xdivcld 33004 cvmlift3lem3 35515 transportcl 36227 finxpreclem4 37599 poimirlem26 37847 iorlid 38059 riotaclbgBAD 39214 lshpkrlem2 39371 lshpkrcl 39376 cdleme25cl 40617 cdleme29cl 40637 cdlemefrs29clN 40659 cdlemk29-3 41171 cdlemkid5 41195 dihlsscpre 41494 mapdhcl 41987 hdmapcl 42090 hgmapcl 42149 primrootsunit1 42351 rernegcl 42626 rersubcl 42633 sn-subcl 42683 sn-redivcld 42699 fsuppind 42833 tfsconcatfv 43583 wessf1ornlem 45429 fourierdlem50 46400 |
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